Philips 20DV30/39 Manuals

Manuals and User Guides for Philips 20DV30/39. We have 1 Philips 20DV30/39 manual available for free PDF download: Service Manual

Philips 20DV30/39 Service Manual (161 pages)

Video Cassette Recorder

Brand: Philips | Category: Recording Equipment | Size: 33.26 MB

Contents
1
List of Pwbs, Features, Technical Specifications
3
Survey of Sets and Pwb's with Software Versions
3
Features
5
Safety Instructions
12
Modifications
13
Direction for Use
14
Remote Control
15
Back of the Set
17
Special Functions of Your New Video Recorder
18
Connecting the Video Recorder
19
Preparing the Remote Control for Operation
19
Connecting Your Video Recorder to the TV Set
19
Connecting with a Scart Table
20
Connecting Without a Scart Cable
20
Installing Your Video Recording
21
Connecting Additional Devices
21
Initial Installation
21
Decoder Allocation
22
Manual TV Channel Search
22
Using Hte Satellite Receiver
23
Setting TV Channels Automatically
23
Automatic TV Channel Search
24
Storing and Clearing TV Channels Manually
25
Setting On-Screen Menu Language
25
Important Notes for Operation
26
Setting the Time and Date
26
Navigation in the Screen Menu
26
General Information
27
Adding a Cassette to the Tape List
27
Editing Recording Titles
27
Searching for a Title in the Tape List
28
Playing Cassettes
28
Playing Back NTSC Cassettes
29
Displaying Current Tape Position
29
Searching for a Tape Position with Picture
29
Still Picture/Slow Motion
29
Searching for Tape Position Without Picture
30
Instant View
30
Automatic Search for a Tape Position
30
Automatic Search for a Blank Space on the Tape
30
Optimising Tracking
31
Optimising Still Picture
31
Recording Without Automatic Switch-Off
31
Recording with Automatic Switch-Off
32
Preventing Accidental Erasing of Casssttes
32
Lining up Recordings
32
Selecting the Recording Speed
32
Automatic Controlled Recording from a Satellite Receiver
33
Direct Record
33
IR Satellite Control
34
Switching Direct Record on or off
34
Connecting the Satellite Control
34
Preparing the Satellite Control
34
Programming a Recording
35
IR-CODE Table
35
Troubleshooting
37
Programming a Recording with TURBO TIMER
38
How to Check, Change or Delete a Programmed Recording
39
Changing the Video System
40
Child Lock
40
Switching the On-Screen Display off or on
41
Switch off the Clock Display
41
Switching the Remote Control Command
42
Continuous Playback
42
Automatic Switch-Off
43
Using Your Video Recorder Remote Control with Your TV Set
43
Suppressing Interference
44
Selecting the Sound Channel
44
Optimising the Modulator
44
Before Calling for Engineer
45
Switching the Modulator On/Off
45
HOTLINE Telephone Numbers
45
Remote Control Codes
47
Dismantling Instructions
48
Housing Cover
48
Base Plate
48
Front Panel
48
Dismantling of the Motherboard/Drive Combination
49
Dismantling the Drive
50
Service Modes, Repair Tips
51
Special Functions
51
Erasing the EEPROM
51
Service Test Program
51
Description of Steps with Modes
52
Checking the Drive Positions
52
Display of the Deck Error Codes
52
Deck Sensors and Manual Tracking
53
Display of the Operating Hours Counter
53
Operation Without Drive - Dummy Mode
54
Option Code Input
54
Display Test
54
Preparation for Replacement
55
Removing the Leadless Components
55
Installation of Leadless Components
55
How to Remove/Install the FLAT Pack IC
55
Using a Soldering Iron
56
Using a Special Removal Device
56
Using Iron Wire
56
How to Install Flat Pack IC
56
Voltage Measurements
57
How to Rear Wave Forms
57
Voltage Indication of Zener Diodes
57
How to Identify Connectors on Schematic Diagrams
57
Block Diagram Video
59
Block Diagram Audio Mono
61
Block Diagram Audio Stereo
62
Supply Voltages and Bus Diagram
64
Block Diagram Central Control
67
Waveforms
69
Circuit Diagrams and PWB Layouts, Wiring Diagram
71
Power Supply
71
Display Control
73
Central Control
75
Deck Control
77
Variant List Frontend
79
Frontend (FV)
81
FM Stereo + Nicam
85
Audio Linear
87
Video Signal Processing - SECAM
91
Video Signal Processing
93
VPS/PDC & OSD Part
95
In/Out Part
97
Follow ME Part
99
Wiring Diagram
100
Mother Board - Solder Side
102
Mother Board - Component Side
104
Connector Print
106
Connector Print Lay out
107
Key Print
112
Illumination Print
114
Test Point Overview
118
Electrical Alignments
120
Measuring Instruments
120
Setting Instructions
120
3.3 Mhz Adjustment
120
Front End (FV)
121
AFC Adjustment
121
HF - AGC Adjustment
121
Attenuating the 40.4 Mhz
121
Deck Electronics
122
Servo System
122
Motor Frequency - Adjustment
122
Setting the Gap Position
122
Adjusting the Erasing Frequency
123
Adjustment of Bias Current
123
Adjustment of the Audio Linear Playback Amplitude
123
Inputing the Clock Correction
124
Adjustment Table of the Clock Frequency
125
Circuit Descriptions and List of Abbreviations
126
Switched-Mode Power Supply
126
Technical Data
126
Supply Voltage Part
126
Operating Unit DC
127
Normal Mode
127
Overload, Power Limitation, Burst Mode
127
Standby Mode
127
Central Control AIO
128
Evaluation of the Keyboard Matrix
128
IR Receiver and Signal Evaluation
128
Activation and Function of the VHD Display
128
Deck Electronics de
129
Ee-Prom
129
Easy Link
129
Shuttle
129
Interface to the Head Drum Motor Driver Part
130
Interface to the Loading Motor Driver Part
130
Interface to the Capstan Motor
130
The Front End Comprises the Following Parts
130
Video Signal Processing VS
131
Audio Demodulator
131
Switchover Functinos in the Signal Electronics IC
131
Chrominance PAL
132
Mesecam
132
Secam L
132
Chroma PAL
133
Chroma MESECAM
133
Chroma SECAM L
133
Audio Hifi - for Stereo Units
134
Audio Linear Playback
134
Audio Linear Muting
134
Audio Hifi Recording
134
In/Out
135
Follow Me
135
VPS/PDC, On-Screen Display
135
Simple Block Diagram
136
List of Abbreviations
139
Tape Deck
142
Drive Assembly
142
Deck Parts Replacement
142
Deck Layout Diagram
143
The Lift
143
Scanner Replacement
144
A/C Head
144
Threading Motor
144
Capstan Motor
144
Pressure Roller
145
Roller Unit Right
145
Roller Unit Left
145
Adjustments
146
Adjustment of the Horizontal Distance
146
Tape Path
146
A/C Combi Head
146
Brake Band and Tape Tension
147
Friction Clutch Control Check
147
Reverse Brake Control
147
Top View
148
Underside View
148
Deck Exploded View
149
Mechanical Parts List
151
Exploded Views
152
Set Parts List
153
Front Parts List
155
Spare Parts List
156

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