Panasonic SJ-MR220 Schematic Diagrams
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Also See for SJ-MR220:
- Service manual (63 pages) ,
- Operating instructions manual (47 pages) ,
- Operating instructions manual (53 pages)
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A
:POSITIVE
MAIN CIRCUIT
VOLTAGE LINE
:RECORDING
SIGNAL
"DIGITAL" LINE
SPINDLE
MOTOR
A
B
U
CN404
1
2
V
W
3
4
TRAVERSE
MOTOR
U
V
W
CN403
1
2
3
4
A
B
U
LIFT MOTOR
V
W
CN2
S1
CN3
4
3
(RECORDING
HEAD)
2
1
RECORDING HEAD
B
CIRCUIT
NOTE:
The number which noted at the connectors on the schematic diagram as
"SCHEMATIC DIAGRAM-1" or "SCHEMATIC DIAGRAM-2"
indicates the schematic diagram serial number located on the left corner in the schematic diagram.
C416
C417
C411
C
R412
6.8K
(0V)
0.4V
PW IN1
17
E
C412
2200P
0V
SPU IN
18
C413
2200P
0V
SPV IN
19
C414
2200P
0V
SPW IN
20
0.1V
SP COM
21
R411
470
0V
RIB
22
C418
0.33
0.2V
CST
23
C419
0.1
(0V)
0.8V
CSL1
24
C420
0.1
0V
CSL2
25
(2.2V)
1.2V
F
FG
26
(1.1V)
0V
BRK+
27
(0V)
2.2V
G
BRK-
28
AS GND
29
S GND
30
2.2V
H
S1
31
2.2V
I
S2
32
C
D
J
K
L
M
N
2.2V
TP146
CN901
A
1
R912
TP145
2
C915
TP148
0.047
B
3
TP147
C
4
1
5
2
6
3
7
4
8
5
9
6
10
C415
C
A
B
A B
0.033
0.033
TP420
0.033
4V22
16
15
14
13
12
11
10
9
8
7
6
5
4
3
IC401
C0GBZ0000006
FOCUS/TRACKING COIL,
TRAVERSE MOTOR DRIVE,
SPINDLE MOTOR DRIVE,
ROTARY DETECTOR
33
34
35
36
37
38
39
40
41
42
43
44
45
46
C
D
A
B
6.8
IC903
B1MBBDA00002
POWER MOS FET
ZHCS1006TA
(MAGNETIC HEAD DRIVE)
(1.7V)
1.5V
0V
0V
0V
8
7
6
5
D2
S2
S2
G2
D1
S1
S1
G1
1
2
3
4
1.5V
0V
0V
0V
(0.7V)
(0.7V)
SJ-MR220(EB,EG,GCS,GH) MAIN,RECORDING HEAD SCHEMATIC DIAGRAM
C D
2
1
0V
IN1F
64
H1 PG1
63
0V
H1F OUT
62
1.4V
H1VM
61
0V
H1R OUT
60
H1 PG2
59
H2 PG1
58
0V
H2F OUT
57
1.4V
H2 VM
56
0V
H2R OUT
55
H2 PG2
54
NC
53
EXT CLK
52
2.9V
(1.8V)
C1P
51
0.8V
(2.2V)
C1M
50
4.8V
(1.8V)
C2P
49
47
48
1.4V
1.5V
IC904
B1MBBLA00001
D913
POWER MOS FET
(MAGNETIC HEAD DRIVE)
(3.1V)
0V
8
7
6
5
D2
S2
S2
D1
S1
S1
1
2
3
4
0V
1.5V
A
B
C
D
A
B
C
D
A
B
A
B
0V
G2
G1
0V
C
D
E
Related Manuals for Panasonic SJ-MR220
Summary of Contents for Panasonic SJ-MR220
- Page 1 LIFT MOTOR C915 IC904 TP148 B1MBBDA00002 0.047 B1MBBLA00001 D913 POWER MOS FET POWER MOS FET ZHCS1006TA (MAGNETIC HEAD DRIVE) (MAGNETIC HEAD DRIVE) TP147 (1.7V) (3.1V) 1.5V 1.5V (RECORDING (0.7V) (0.7V) HEAD) 1.5V RECORDING HEAD CIRCUIT SJ-MR220(EB,EG,GCS,GH) MAIN,RECORDING HEAD SCHEMATIC DIAGRAM...
- Page 2 MD OPTICAL PICKUP FOCUS TRACKING COIL COIL TP401 TP402 TP403 TP404 FCS- TRK+ TRK- FCS+ PD-C 4.7K PD-A LD-GND HFMV PD-GND VREF 0.22 0.22 2.2V TP407 TP406 (0V) (0V) 1.7V 2.2V 2SB1295-6-TB 1.5V LASER POWER DRIVE (1.4V) SJ-MR220(EB,EG,GCS,GH) MAIN SCHEMATIC DIAGRAM...
-
Page 3: Main Circuit
DARK DET. 1.2V 1.2V 4TAP BOTTM DET. LDON (1.4V) 1.1V 1.1V (0V) PEAK DET. 4TAP GND1 1.5V 0.4V 1.1V 1.3V 1.1V 1.1V 1.2V (0V) (0V) (0V) 0.47 PLAY 470K TP408 0.5V 1000P 2.2K s. 0.1V/DIV. TP409 SJ-MR220(EB,EG,GCS,GH) MAIN SCHEMATIC DIAGRAM... - Page 4 AKM CSN (2.2V) 6.7ms. MMOD AKM CDTI 2.2V REM DATA EE P DATA I 1.8V LINK RXD EE P DATA O LSI STAT EE P CK C516 R510 2.2V IC503 C0EBC0000035 RESET 2.2V j k m SJ-MR220(EB,EG,GCS,GH) MAIN SCHEMATIC DIAGRAM...
- Page 5 APCD (1.1V) 0.8V RAD9 F=16.9344MHz 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 C112 C110 C109 IC102 C3ABMB000026 16M DRAM SJ-MR220(EB,EG,GCS,GH) MAIN SCHEMATIC DIAGRAM...
- Page 6 C0CBCAC00006 REGULATOR 3.5V Q703 2SB1462STX SWITCHING (3.5V) 1.2V 1.2V (3.5V) R703 100K L712 JK701 0.7V R704 L711 OPT/LINE IN 330K (2.9V) L710 R713 Q701 XP4601TX POWER SUPPLY 2.3V 0.2V R715 100K R714 2.3V (2.1V) 2.3V (2.1V) SJ-MR220(EB,EG,GCS,GH) MAIN SCHEMATIC DIAGRAM...
- Page 7 BEEP OUT L BST NF2 BEEP OUT R BST OUT 1.4V 0.6V 0.6V 0.6V Q202 L203 2SB1295-6-TB SWITCHING(REMOTE) 2.2V 2.2V 1.6V C206 R209 C223 0.01 R204 L202 R205 100K 0.6V L201 C220 Q203 100P B1ABDF000001 R202 SWITCHING (REMOTE) SJ-MR220(EB,EG,GCS,GH) MAIN SCHEMATIC DIAGRAM...
-
Page 8: Operation Circuit
C0DBAGZ00006 POWER SUPPLY L305 DC-DC CONVERTER (3.5V) 1.2V 1.2V (3.5V) JK301 DC IN 1.8V Q314 R307 1.6V (3.5V) 470K DTC144EETL 1.2V V OUT POWER SUPPLY 1.6V CONT. 2.2V 1.4V JK201 HEADPHONES TP443 3.5mm STEREO TP440 TP439 SJ-MR220(EB,EG,GCS,GH) MAIN,OPERATION SCHEMATIC DIAGRAM...