Pioneer AVH-280BT/XNUC Service Manual
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Pioneer AVH-280BT/XNUC Service Manual

Pioneer AVH-280BT/XNUC Service Manual

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DVD RDS AV RECEIVER
AVH-280BT
AVH-280BT
AVH-285BT
AVH-285BT
AVH-285BT
AVH-289BT
This service manual should be used together with the following manual(s):
Model No.
Order No.
CX-3311
CRT5651
PIONEER CORPORATION
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 2 Jalan Kilang Barat, #07-01, Singapore 159346
PIONEER CORPORATION 2015
/XNEU5
/XNRC
/XNRD
/XNRI
/XNID
Mech.Module
LS2.5
DVD Mech. Module : Circuit Descriptions, Mech. Descriptions, Disassembly,
Diagnosis , Each Setting and Adjustment
1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan
AVH-280BT/XNUC
/XNUC
Remarks
ORDER NO.
CRT5859
K-ZZZ DEC. 2015 Printed in Japan
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Summary of Contents for Pioneer AVH-280BT/XNUC

  • Page 1 PIONEER CORPORATION 1-1, Shin-ogura, Saiwai-ku, Kawasaki-shi, Kanagawa 212-0031, Japan PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 2 Jalan Kilang Barat, #07-01, Singapore 159346 PIONEER CORPORATION 2015 K-ZZZ DEC.

  • Page 2: Safety Information

    The AEL (accessible emission level )of the laser power output is less than CLASS 1 but the laser component is capable of emitting radiation exceeding the limit for CLASS 1. A specially instructed person should do servicing operation of the apparatus. AVH-280BT/XNUC...
  • Page 3 CAUTION Danger of explosion if battery is incorrectly replaced. Replaced only with the same or equivalent type recommended by the manufacturer. Discord used batteries according to the manufacturer's instructions. AVH-280BT/XNUC...

  • Page 4: Table Of Contents

    10.19 KEY PCB ............................. 75 10.20 WAVEFORMS ............................76 11. PCB CONNECTION DIAGRAM ........................78 11.1 MOTHER UNIT ............................78 11.2 MONITOR PCB............................80 11.3 RELAY UNIT ............................82 11.4 KEY PCB ............................... 84 12. ELECTRICAL PARTS LIST .......................... 85 AVH-280BT/XNUC...

  • Page 5: Service Precautions

    Be careful not to burn yourself. MOTHER PCB (Side A) MOTHER PCB (Side B) IC1301 L902 C1319 IC1201 IC111 IC601 IC741 IC861 DVD Mechanism Module Top Case Heat Sink 1F & 2F Rear Holder AVH-280BT/XNUC...

  • Page 6: Notes On Disassembly / Assembly

    For the Mechanism Module which is provided as service part, the shorting-solder has been done to protect the LD. When replacing the Mechanism Module, please connect it to the product at first and then remove the shorting-solder in reverse order of the previous procedure for removing. AVH-280BT/XNUC...

  • Page 7: Notes On Operation Check / Diagnosis

    For environmental protection, lead-free solder is used on the printed circuit boards mounted in this unit. Be sure to use lead-free solder and a soldering iron that can meet specifications for use with lead-free solders for repairs accompanied by reworking of soldering. AVH-280BT/XNUC...

  • Page 8: Specifications

    2. SPECIFICATIONS 2.1 SPECIFICATIONS For all items except the backup current, refer to the Owner's Manual. Backup current......5.0 mA or less 2.2 DISC/CONTENT FORMAT is a trademark of DVD Format/Logo Licensing Corporation. AVH-280BT/XNUC...

  • Page 9: Basic Items For Service

    For check items concerning image and voice, please refer to the followings: Check items concerning image Check items concerning voice Block-noise Distortion Crosscut noise Noise Dot noise Low volume Distorted image (Image skip) High volume Low brightness Changes in level Too bright Pause of sound Color fading Partial discoloration AVH-280BT/XNUC...

  • Page 10: Pcb Locations

    3.2 PCB LOCATIONS Mother Unit Relay Unit Key PCB Monitor PCB A:AVH-280BT/XNUC B:AVH-280BT/XNEU5 C:AVH-285BT/XNRC D:AVH-285BT/XNRD E:AVH-285BT/XNRI F:AVH-289BT/XNID Unit Name : Mother Unit Unit Number : QWM4221(A) Unit Number : QWM4220(B) Unit Number : QWM4223(C) Unit Number : QWM4224(D) Unit Number...

  • Page 11: Jigs List

    DVD Mechanism Modulet 3.4 CLEANING Before shipping out the product, be sure to clean the following portions by using the prescribed cleaning tools: Portions to be cleaned Cleaning tools DVD pickup lenses Cleaning liquid : GEM1004 Cleaning paper : GED-008 AVH-280BT/XNUC...

  • Page 12: Block Diagram

    4. BLOCK DIAGRM Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". REAR VIEW WIRED BT MIC CAMERA POWER SUPPLY FM/AM USB IF REMOTE WIRED REMOTE RREOUT VIDEO OUT JA3191 JA3151 JA3101...

  • Page 13: Block Diagram

    SYSTEM BLOCK DIAGRAM MOTHER UNIT SYSB Mute TUN3.3 RCAout TUNL,TUNR Tuner Rear/S.W IC2201 TEF6686HN E-VOL TUN_SCL,TUN_SDA RCAout IC1201 Front PM9012A B.UP BT3.3 BT1.8 BT_L , BT_R SPout FL BT Module Power IC U2901 VDD3.3 SPout FR SYStoBT , BTtoSYS IC1301 CWX4772 SPout RL Mute...
  • Page 14 AUDIO VIDEO BLOCK DIAGRAM AUDIO VIDEO MUTE MOTHER UNIT LITHIO Tuner Mute TUNL,TUNR CH2 CH3 IC2201 TEF6686HN SAPPHIRE Mute E-VOL IC1201 AM P PM9012A BT Module BT_L , BT_R Active U2901 Power IC Mute CWX4772 IC1301 +4.2 B E.VOL MUTE soft mute) PA2032A Active µ-com...

  • Page 15: Power Supply System Figure

    Voltage Current Current MOTHER UNIT B.UP VF = 0.7V 3.3V VDD3.3 (Typ) (Typ) (Max) 10.8 NJW4181U3-33B 3.3V System µ-COM 3.30V 24.0mA 48.0mA 14.4 MN103LF14RXW 24.0 15.1 49.5 0.250 470uF 0.549 EEPROM 3.30V 1.5mA S-93C66BD0I 8.0V SYSB NJW4184DL3-08A 8.0V E-VOL(SAPPHIRE) 8.40V 43.0mA 55.0mA PM9012A...
  • Page 16 5.0V VCC5V MOTHER UNIT 1258.6mA NJM2886DL3-05 5.0V PICK UP 5.00V 130.0mA 140.0mA 130.0 rVDCONT8 140.0 8.0V 0.42 AN3 3 0 1 2 UA(1 / 2 ) 635.0 8.0V 1858.6 MOTER DRIVER 8.10V 250.0mA 840.0mA 0.56 A5839FP ( Rush ) 1440.0mA 1.65 1.3V DVCC1.3 4.3V...
  • Page 17 3.3V TUN3.3 MM3 5 7 1 A3 3 P MOTHER UNIT 4.3V 3.3V 150.0 TUNER 3.30V 150.0mA 215.0mA TEF6686HN 215.0 0.15 0.22 rTUNON 3.3V LCD3.3 MM3 4 7 9 A3 3 P MONITOR PCB LCD MODULE 4.3V 3.3V 294.1 AVDD 3.30V 10.0mA 15.0mA...

  • Page 18: Diagnosis

    SUNPWR33V : Pin 81 SUNPWR125V SUNPWR125V : Pin 79 LCDPW LCDPW : Pin 111 Starts communication with T-CON. SUNSTBY SUNSTBY : Pin 31 Starts communication with SOC. Source ON SYSPW Completes power_on operation. (After that, proceed to each source operation) AVH-280BT/XNUC...

  • Page 19: Inspection Method Of Pickup Unit

    Is it OK? PICK UP Perform lens RF level check cleaned? cleaning Replace the Check2 CRG chassis Error rate check PICK UP Perform lens Is it OK? cleaned? cleaning Replace the CRG chassis Ckeck parts Finished other than PICK UP AVH-280BT/XNUC...
  • Page 20 Criteria for voltage Remarks: LD current 449 mV (Ave) 45 mA (Ave) TCD-782 REFVCC5_1 - CDLD1 660 mV (Max) 60 mA (Max) MOTHER UNIT (SIDE A) REFVCC5_1 CDLD1 Notes: Please pay attention to the laser diode damage by static electricity. AVH-280BT/XNUC...
  • Page 21 528 - 832 (mVp-p) Check2 : Error rate check Status: Error Rate Mode of DVD TEST MODE Remarks (Disc Type) Disc Check Point Threshold less than GGV1025 1. Inner Measurement 1.000E-3 less than TCD-782 1. Inner Measurement 2.500E-3 AVH-280BT/XNUC...

  • Page 22: Error Code List

    - : Error is not cancelled by operation. *2 B0-BFh : Notice IDs which are not listed in the LS Mechanism list * : No setting C0-FFh : Notice IDs such as ATN which attempt the servo system notice AVH-280BT/XNUC...
  • Page 23  DivX file’s frame rate is more than 30 fps. — Select a file that can be played. Audio Format not supported  This type of file is not supported on this product. — Select a file that can be played. AVH-280BT/XNUC...

  • Page 24: Connector Function Description

    16 14 12 10 8 6 4 2 1. FL+ 9. P. BRAKE 2. FR+ 10. TELMUTE 11. ILM 3. FL- 12. BREM/AANT 4. FR- 13. ACC 5. RL+ 6. RR+ 14. REV 7. RL- 15. B.UP 8. RR- 16. GND AVH-280BT/XNUC...

  • Page 25: Service Mode

    Selection cursor up movement Selection cursor down movement Down Menu enter Band Description: 1. SWC TEST MODE : For checking Steering Wheel Control 2. TOUCH PANEL SETTING : For Touch Panel calibration 3. FLICKER ADJUSTMENT : For Flicker adjustment AVH-280BT/XNUC...
  • Page 26 : Cannot be selected. When Adapter setting is “No” : Select JAPAN or KOREAN. Operational description Remote controller key Return to test mode menu RETURN Selection cursor up movement Selection cursor down movement Down Switching setting value FF / REV AVH-280BT/XNUC...
  • Page 27 2. AD Measurement result Operational description Remote controller key Return to test mode menu RETURN Description: When a key on the steering remote is pressed, the voltage value is displayed on the screen. AVH-280BT/XNUC...
  • Page 28 Selection cursor down movement Down Menu enter Band Description: When the touch keys do not respond correctly, perform the touch panel calibration by using this test mode. For the touch panel calibration, perform "1. Effective Area Calibration" and "2. 16 Point Calibration". AVH-280BT/XNUC...
  • Page 29 Finished normally Finished abnormally Operational description Remote controller key Return to Touch Panel Setting Menu Band When the calibration is completed correctly, "Result : OK" is displayed. Press [BAND] key on Remote controller to return Touch Panel Setting Menu. AVH-280BT/XNUC...
  • Page 30 Return to Touch Panel Setting Menu Band 16 Point Calibration result screen Operational description Remote controller key Return to Touch Panel Setting Menu Band When the calibration is completed, "Finished" is displayed. Press [BAND] key on Remote controller to return Touch Panel Setting Menu. AVH-280BT/XNUC...
  • Page 31 Touch the cursor [+] displayed on the screen. By touching it correctly, it disappears and another cursor appears. Otherwise, the cursor is displayed in red. Repeating this action for 4 points and by pressing the last 4th point, “O.K.” is displayed. Operational description Remote controller key Return to top menu RETURN AVH-280BT/XNUC...
  • Page 32 Calibration confirmation result screen Operational description Remote controller key Return to top menu RETURN 5. Data Initialize Operational description Remote controller key Return to test mode menu RETURN Selection cursor up movement Selection cursor down movement Down Menu enter Band AVH-280BT/XNUC...
  • Page 33 1: DVD Single Layer 2: DVD Dual Layer 3: CD 4: CD-RW Operational description Remote controller key Return to DVD test mode menu RETURN Selection cursor up movement Selection cursor down movement Down Menu enter Band < LD ON > Now Running AVH-280BT/XNUC...
  • Page 34 < Error Rate > 1: DVD Single Layer 1: DVD Single Layer 2: CD 2: CD Operational description Remote controller key Return to DVD test mode menu RETURN Selection cursor up movement Selection cursor down movement Down Menu enter Band AVH-280BT/XNUC...
  • Page 35 Menu enter Band 2. Error Rate < Rate Inner > Now Running < Error Rate Inner > 1: Power OFF Error Rate : X.XXE-XX Operational description Remote controller key Return to DVD test mode menu RETURN Menu enter Band AVH-280BT/XNUC...
  • Page 36 1: DVD Single Layer 2: DVD Dual Layer 3: CD 4: CD-RW Operational description Remote controller key Return to DVD test mode menu RETURN Selection cursor up movement Selection cursor down movement Down Menu enter Band < Move Outer > Now Running AVH-280BT/XNUC...
  • Page 37 ERROR < ERROR > 1: Power OFF Code : 00000000 Operational description Remote controller key Return to test mode menu RETURN Menu enter Band < ERROR > < ERROR > Please Reset Please Reset Code : 00000000 Communication Failure AVH-280BT/XNUC...

  • Page 38: Firmware Upgrade

    Do not remove the USB memory stick or turn off the power until the updating procedure is completed. Removing the USB memory stick or turning off the power while the update is in progress may damage the software. AVH-280BT/XNUC...
  • Page 39 Confirm that the “It succeeded” screen appears and the updating procedure is completed. Remove the USB memory stick and turn off the power. 4. Repeat Step 2 and Step 3 to update the remaining software. EX) Screen display when System µcom upgrade AVH-280BT/XNUC...
  • Page 40 2. Press the RESET key while pressing and holding the “ - ” and “  ” keys at the same time. RESET 3. Check the software version on the screen after the system starts up in the Version Information mode. AVH-280BT/XNUC...

  • Page 41: Disassembly

    Disconnect the four connectors. Remove the four screws and then remove the Monitor PCB. 2pin Cable from TFT LCD Attention at assembly: When you connect the FFC and 2pin Cable from TFT LCD, set the 2pin Cable lower side. Fig.2 AVH-280BT/XNUC...
  • Page 42 Bracket to the DVD Mechanism Module, tighten the screws. Put the dowels of the DVD Mechanism Module in the slits of the Bracket securely. Attention of removing Don’t remove this screws excluding the dismantlement of the DVD Mechanism Module. Fig.4 AVH-280BT/XNUC...
  • Page 43 Slide the Bracket in the direction indicated by an arrow and then release the dowel. (Left side and Right side) Remove the Bracket. Attention at assembly: When installing the Bracket, put the dowels of the Chassis in the slits of the Bracket securely. dowel Fig.6 AVH-280BT/XNUC...
  • Page 44 The two sheets are used for the heat radiation of the two IC chips.The heat of the IC chips radiates to the holder through the sheets. Stick them on the predetermined position not to protrude from the IC chips. Sheet Holder Sheet Fig.8 AVH-280BT/XNUC...

  • Page 45: Each Setting And Adjustment

    8. EACH SETTING AND ADJUSTMENT 8.1 ADJUSTMENT REQUIRED WHEN HTE UNIT IS REPLACED When any of the following assemblies is replaced, it is necessary to perform the adjustment. "8.2 FLICKER ADJUSTMENT" Mother Unit Monitor PCB AVH-280BT/XNUC...

  • Page 46: Flicker Adjustment

    When the screen is flickering, perform the flicker adjustment by using this test mode. Minimize the flicker by changing adjustment value. < Flicker Adjustment > COM DC COM DC : Flicker adjustment value Operational description Remote controller key Return to test mode menu RETURN Down AVH-280BT/XNUC...

  • Page 47: Exploded Views And Parts List

    Screw adjacent to mark on the product are used for disassembly. For the applying amount of lubricants or glue, follow the instructions in this manual. (In the case of no amount instructions,apply as you think it appropriate.) 9.1 PACKING AVH-280BT/XNUC...
  • Page 48 See Contrast table (2) Card Remote Control Unit See Contrast table (2) IM CD-ROM See Contrast table (2) (2) CONTRAST TABLE AVH-280BT/XNUC, AVH-280BT/XNEU5, AVH-285BT/XNRC, AVH-285BT/XNRD, AVH-285BT/XNRI, and AVH- 289BT/XNID are constructed the same except for the following: AVH-280BT/ AVH-280BT/ AVH-285BT/ AVH-285BT/...
  • Page 49 Dutch *QRB3548 Swedish *QRB3549 Norwegian *QRB3550 Finnish *QRB3551 Danish *QRB3552 Portuguese *QRB3553 Greek *QRB3554 Turkish All operation manuals are supplied in PDF files by the CD-ROM. Regarding the availability of paper manual, contact Pioneer Service representative in your region. AVH-280BT/XNUC...

  • Page 50: Exterior(1)

    9.2 EXTERIOR(1) EW5, RI AVH-280BT/XNUC...
  • Page 51 Cushion CNN4273 CDD1085 Cushion CNN4964 Touch Panel Unit CXE8371 Touch Panel CSX1273 (2) CONTRAST TABLE AVH-280BT/XNUC, AVH-280BT/XNEU5, AVH-285BT/XNRC, AVH-285BT/XNRD, AVH-285BT/XNRI, and AVH- 289BT/XNID are constructed the same except for the following: AVH-280BT/ AVH-280BT/ AVH-285BT/ AVH-285BT/ AVH-285BT/ AVH-289BT/ Mark Description XNUC...

  • Page 52: Exterior(2)

    9.3 EXTERIOR(2) RC, RI, ID UC, RC, RD, RI, ID AVH-280BT/XNUC...
  • Page 53 CND7260 Bracket CND6985 Sheet CNN5016 Bracket CND6986 Mother Unit See Contrast table (2) (2) CONTRAST TABLE AVH-280BT/XNUC, AVH-280BT/XNEU5, AVH-285BT/XNRC, AVH-285BT/XNRD, AVH-285BT/XNRI, and AVH- 289BT/XNID are constructed the same except for the following: AVH-280BT/ AVH-280BT/ AVH-285BT/ AVH-285BT/ AVH-285BT/ AVH-289BT/ Mark Description...

  • Page 54: Dvd Mechanism Module(1)

    ( A ) (NOTE) ( A ) (NOTE) ( A ) ( C ) ( C ) ( A ) : GEM1043 ( B ) : GEM1045 ( C ) : GEM1024 (NOTE) Apply grease to the whole part. AVH-280BT/XNUC...
  • Page 55 Gear CNW1180 Gear CNW1181 Gear CNW1183 Rack CNW1184 Gear CNW1185 Gear CNW1186 Gear CNW1187 Clamper CNW1190 CNW1192 Holder CNW1193 Holder CNW1194 Damper CNW2439 Damper CNW2440 CNW1726 Guide CNW3489 CNW2241 Rack CNW2265 Gear CNW2287 Motor Unit CXC4026 Screw Unit CXC8894 AVH-280BT/XNUC...

  • Page 56: Dvd Mechanism Module(2)

    9.5 DVD MECHANISM MODULE(2) ( A ) ( C ) ( C ) ( C ) ( A ) ( B ) ( A ) : GEM1043 ( B ) : GEM1045 ( C ) : GEM1024 AVH-280BT/XNUC...

  • Page 57: Schematic Diagram

    10. SCHEMATIC DIAGRAM Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS LIST". 1/11 MOTHER UNIT(SENSE) 9/11 (10A) FUSE YEK5001 > 8/11 NOTE : NM : No Mount Symbol indicates a resistor. The >...

  • Page 58: Mother Unit(Bt If)

    2/11 MOTHER UNIT(BT IF) 4/11 BT MODULE 9/11 10/11 5/11 2/11 2/11...

  • Page 59: Mother Unit (Usb_Pow)

    10.3 MOTHER UNIT (USB_POW) 3/11 MOTHER UNIT(USB_POW) 9/11 6/11 9/11 9/11 3/11 3/11 AVH-280BT/XNUC...

  • Page 60: Mother Unit (I/F)

    4/11 MOTHER UNIT (I/F) 9/11 MODEL 11/11 A AVH-280BT/XNUC B AVH-280BT/XNEU5 C AVH-285BT/XNRC D AVH-285BT/XNRD E AVH-285BT/XNRI F AVH-289BT/XNID 8/11 5/11 C,D,E,F 5/11 8/11 9/11 2/11 9/11 11/11 9/11 9/11 11/11 9/11 10/11 CN5003 4/11 4/11...

  • Page 61: Mother Unit (E.vol)

    5/11 MOTHER UNIT (E.VOL) 5/11 11/11 5/11 7/11 4/11 2/11 4/11 7/11 5/11 9/11 4/11 8/11 8/11 4/11 5/11 5/11...

  • Page 62: Mother Unit (Ddc 2Ch)

    6/11 MOTHER UNIT (DDC 2ch) > 3/11 9/11 9/11 6/11 6/11...

  • Page 63: Mother Unit (Tuner)

    7/11 MOTHER UNIT (TUNER) 5/11 FM/AM ANTENNA 9/11 7/11 7/11...

  • Page 64: Mother Unit (Pwic)

    8/11 MOTHER UNIT (PWIC) 9/11 4/11 5/11 5/11 1/11 4/11 8/11 8/11...

  • Page 65: Mother Unit (Ucom)

    4/11 4/11 5/11 1/11 11/11 4/11 10/11 Except A,B 4/11 4/11 8/11 11/11 3/11 10/11 7/11 MODEL 4/11 A AVH-280BT/XNUC B AVH-280BT/XNEU5 C AVH-285BT/XNRC D AVH-285BT/XNRD 2/11 E AVH-285BT/XNRI F AVH-289BT/XNID 3/11 6/11 3/11 6/11 1/11 4/11 6/11 9/11 9/11...

  • Page 66: Mother Unit (Power)

    10/11 MOTHER UNIT 9/11 (POWER) 9/11 9/11 4/11 9/11 2/11 10/11 10/11...

  • Page 67: Mother Unit (Soc)

    11/11 MOTHER UNIT (SOC) Except F MODEL A AVH-280BT/XNUC B AVH-280BT/XNEU5 C AVH-285BT/XNRC D AVH-285BT/XNRD E AVH-285BT/XNRI F AVH-289BT/XNID 9/11 4/11 5/11 CN102 4/11 11/11 11/11...

  • Page 68: Monitor Pcb(Pcb_If)

    MONITOR PCB(PCB_IF) CN5501 4/11 CN3201 MONITOR KEY UNIT Consists of MONITOR PCB KEY PCB...

  • Page 69: Monitor Pcb(Lcd_Bl)

    MONITOR PCB(LCD_BL) MONITOR KEY UNIT Consists of MONITOR PCB KEY PCB...

  • Page 70: Monitor Pcb(Lcd_Pw)

    MONITOR PCB(LCD_PW) MONITOR KEY UNIT Consists of MONITOR PCB KEY PCB...

  • Page 71: Monitor Pcb(Lcdi/F)

    MONITOR PCB(LCDI/F) TFT LCD MONITOR KEY UNIT Consists of MONITOR PCB KEY PCB...

  • Page 72: Monitor Pcb(Tcon)

    MONITOR PCB(TCON) MONITOR KEY UNIT Consists of MONITOR PCB KEY PCB...

  • Page 73: Monitor Pcb(Iso)

    MONITOR PCB(ISO) MONITOR KEY UNIT Consists of MONITOR PCB KEY PCB...

  • Page 74: Relay Unit

    RELAY UNIT PU(DP11) 11/11 CN801 CRG(L/E) MOTOR SPINDLE MOTOR HOME...

  • Page 75: Key Pcb

    KEY PCB MODEL A AVH-280BT/XNUC B AVH-280BT/XNEU5 C AVH-285BT/XNRC D AVH-285BT/XNRD E AVH-285BT/XNRI F AVH-289BT/XNID MONITOR KEY UNIT Consists of MONITOR PCB KEY PCB...

  • Page 76: Waveforms

    CH1 : 2TD1 0.5 V/div 50 ms/div 0.5 V/div 50 ms/div CH2 : 3LECRGM-LECRGP ID search Inside t Outside(DVD) CH2 : 3LECRGM-LECRGP 2.0 V/div 50 ms/div 2.0 V/div 50 ms/div Traverse 5001FWD(long)(DVD) Traverse 5001REV(long)(DVD) VHALFt VHALFt GNDt GNDt GNDt AVH-280BT/XNUC...
  • Page 77 0.5 V/div 100 ms/div 0.5 V/div 100 ms/div 0.5 V/div 500 us/div Focus Close(DVD) Play TD(DVD) Play FD(DVD) VHALFt VHALFt VHALFt 4FD1 4FD1 0.5 V/div 500 us/div 0.5 V/div 500 us/div Focus Jump L1tL0 Focus Jump L0tL1 VHALFt VHALFt AVH-280BT/XNUC...

  • Page 78: Pcb Connection Diagram

    11. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS 1.The parts mounted on this PCB include all necessary parts for several destination. For further information for MOTHER UNIT respective destinations, be sure to check with the schematic dia- gram. > P303 (A,61,19) Fuse 750 mA CEK1398 2.Viewpoint of PCB diagrams SIDE A Capacitor...
  • Page 79 MOTHER UNIT SIDE B C1314 C1315 C1313 C1316 C1317 C3127 C3126 C1320 C1318 D3122 P2201 P2202 C3122 C2201 C3101 D3101 C3170 D3103 D3121 R3101 C3171 R3105 C3121 C3102 D3102 D3151 R3108 C3168 C3152 R3122 R3121 C3153 D3152 P3161 R1306 R3152 C1308 C906 L3191...

  • Page 80: Monitor Pcb

    SIDE A MONITOR PCB CN3201 CN5601 R5019 R5020 R5017 C5015 C5437 C5203 C5011 R5203 L5405 C5204 R5202 Q5202 C5201 IC5201 C5418 C5202 CN5003 C5017 R5211 R5101 IC5001 C5416 C5018 D5101 C5101 C5419 R5210 C5218 L5101 L5401 C5117 R5218 L5201 C5010 C5407 R5121 C5408...
  • Page 81 SIDE B MONITOR PCB D5202 D5203 C5211 C5210 C5003 C5002 R5204 C5212 C5214 C5208 C5221 R5213 R5013 R5012 R5207 R5208 C5213 R5206 R5209 C5001 R5102 R5118 C5209 R5119 R5413 C5510 R5120 C5511 C5509 R5106 R5104 C5115 C5225 R5416 R5521 C5515 C5514 R5105 C5501...

  • Page 82: Relay Unit

    11.3 RELAY UNIT SIDE A RELAY UNIT PU UNIT (DP11) VR101 CN101 R101 C103 HOME C101 M2 SPINDLE MOTOR S101 C102 M1 CRG(L/E) MOTOR C107 C112 C105 GREEN WHITE C106 C109 C108 C114 CN102 CN801 AVH-280BT/XNUC...
  • Page 83 SIDE B RELAY UNIT C104 C111 S103 R102 C113 C110 S102 12EJ R103 AVH-280BT/XNUC...

  • Page 84: Key Pcb

    11.4 KEY PCB SIDE A SIDE B KEY PCB KEY PCB RESET EJECT C5602 S5602 S5601 IC5601 R5608 VOL+ C5603 R5607 R5602 S5604 VOL- S5605 MUTE S5603 HOME CN5004 DISP R5603 CN5601 S5608 R5604 FORWARD S5606 REVERSE S5607 AVH-280BT/XNUC...

  • Page 85: Electrical Parts List

    The expression of the unit in this manual is shown by u instead of . Please do not make a mistake. Circuit Symbol and No. Part No. Circuit Symbol and No. Part No. MISCELLANEOUS A:AVH-280BT/XNUC B:AVH-280BT/XNEU5 IC 101 (B,54,64) Regulator IC NJW4181U3-33B IC 111...
  • Page 86 (B,27,30) Diode DZ2S068C R 324 (A,158,6) RS1/10SR0R0J R 401 (A,48,67) RS1/16SS473J D 3191 (B,156,90) Diode EZAEG2A50AX D 3192 (B,156,88) Diode EZAEG2A50AX R 402 (A,54,60) RS1/16SS473J L 301 (A,158,26) Inductor CTH1254 R 403 (B,46,70) RS1/16SS473J L 302 (A,145,26) Inductor CTH1253 AVH-280BT/XNUC...
  • Page 87 R 470 (A,58,65) RS1/16SS473J R 724 (A,110,23) RS1/16SS473J R 501 (A,12,38) RS1/16SS102J R 725 (A,106,23) RS1/16SS473J R 502 (A,13,42) RS1/16SS102J R 726 (B,109,27) RS1/16SS0R0J R 503 (A,15,40) RS1/16SS222J R 727 (B,108,27) RS1/16SS101J R 504 (A,9,41) RS1/16SS222J R 741 (A,94,36) RAB4CQ330J AVH-280BT/XNUC...
  • Page 88 R 891 (B,135,13) RS1/16SS104J R 1271 (B,81,64) RS1/16SS183J R 892 (B,133,16) RS1/16SS103J R 1272 (B,71,61) RS1/16SS102J R 893 (B,133,15) RS1/16SS103J R 1273 (B,71,62) RS1/16SS102J R 894 (B,142,12) RS1/16SS0R0J R 1274 (B,71,60) RS1/16SS183J R 895 (B,142,11) RS1/16SS0R0J R 1275 (B,71,63) RS1/16SS183J AVH-280BT/XNUC...
  • Page 89 (B,161,52) 10 uF CCG1236 R 3104 (B,133,89) RS1/10SR101J C 316 (B,158,41) CCSSCH8R0D50 R 3106 (B,131,87) RS1/16SS223J C 317 (B,160,42) CKSSYB104K16 R 3107 (B,133,87) RS1/16SS223J C 318 (B,146,43) CKSSYB104K16 R 3108 (B,128,94) RS1/16SS750J C 319 (B,146,41) CCSSCH8R0D50 R 3127 (A,36,56) RS1/16SS1001D AVH-280BT/XNUC...
  • Page 90 C 626 (B,124,47) CKSSYB104K10 C 865 (B,90,12) CKSSYB473K16 C 627 (B,125,46) CKSSYB104K10 C 866 (B,92,13) CKSSYB224K6R3 C 628 (A,119,39) CKSSYB104K10 C 867 (B,102,13) CKSSYB104K16 C 629 (A,119,40) CKSSYB104K10 C 868 (B,104,13) CKSSYB104K16 C 630 (A,121,41) CKSSYB104K10 C 869 (B,88,13) CKSSYB104K16 AVH-280BT/XNUC...
  • Page 91 (A,42,20) 4.7 uF CCG1201 C 1261 (B,107,62) CKSSYB122K50 C 2904 (A,48,20) 4.7 uF CCG1201 C 1262 (B,101,59) 10 uF CCG1192 C 2905 (A,44,20) CKSSYB104K10 C 1263 (B,95,60) CCSSCH221J50 C 2906 (A,44,22) CKSSYB104K10 C 1264 (B,96,62) CCSSCH221J50 C 2907 (A,23,23) CEVW221M4 AVH-280BT/XNUC...
  • Page 92 R 5209 (B,36,63) RS1/16SS104J R 5210 (A,27,64) RS1/16SS103J L 5101 (A,130,63) Inductor ATH7068 L 5201 (A,27,61) Choke Coil 22 uH CTH1426 R 5211 (A,38,66) RS1/16SS472J L 5301 (A,35,53) Inductor CTF1765 R 5212 (B,31,68) RS1/16SS1003D L 5402 (B,73,36) Inductor CTF1547 AVH-280BT/XNUC...
  • Page 93 C 5203 (A,40,70) CKSRYB105K10 R 5409 (A,74,50) RS1/16SS330J C 5204 (A,39,68) CKSSYB224K6R3 R 5410 (A,74,48) RS1/16SS330J C 5205 (A,32,70) CKSRYB224K16 R 5411 (A,73,50) RS1/16SS330J C 5206 (A,26,56) CKSSYB472K50 C 5207 (A,33,60) CKSSYB102K50 R 5412 (A,72,48) RS1/16SS330J R 5413 (B,69,59) RS1/16SS473J AVH-280BT/XNUC...
  • Page 94 CCSSCJ3R0C50 C 5410 (A,64,45) CCSSCH100D50 C 5411 (B,74,36) 10 uF CCG1244 C 5412 (B,74,38) 10 uF CCG1244 C 5413 (B,71,39) CKSSYB104K10 C 5414 (A,80,39) CCSSCH101J50 C 5415 (B,72,39) 10 uF CCG1244 C 5416 (A,72,66) CKSSYB104K10 C 5417 (B,68,35) CCSSCH101J50 AVH-280BT/XNUC...

This manual is also suitable for:

Avh-280bt/xneu5Avh-285bt/xnrcAvh-285bt/xnrdAvh-285bt/xnriAvh-289bt/xnid

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