Service Manuals, User Guides, Schematic Diagrams or docs for : Philips Video VR122 vr-122
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Video Cassette Recorder VR122/02
VR122/58
Service
Service
Service
VR122/02, VR122/58
Service Manual
Contents Survey of types:
Chapter VR122: Video Cassette Recorder
Sec. 1: Specifications
Adjustment Procedure
Schematic Diagrams and CBA's
Exploded Views Survey of versions:
Mechanical and Electrical Parts Lists
/02, /58 PAL
Sec. 2: Standard Maintenance
Mechanism Alignment Procedures
Disassembly / Assembly of Mechanism
Deck Exploded Views
Safety regulations require that the set be restored to its original
condition and that parts which are identical with those specified
be used.
Published by BK 2001 Video Service Department Printed in Japan c Copyright reserved Subject to modification GB 3103 785 21930
MAIN SECTION
VIDEO CASSETTE RECORDER
Sec. 1: Main Section
q Specifications
q Adjustment Procedures
q Schematic Diagrams and CBA's
q Exploded Views
q Mechanical and Electrical Parts Lists
TABLE OF CONTENTS
SPECIFICATIONS ........................................................................................................................................ 1-1-1
IMPORTANT SAFETY PRECAUTIONS ........................................................................................................ 1-2-1
STANDARD NOTES FOR SERVICING ......................................................................................................... 1-3-1
FUNCTION INDICATOR SYMBOLS ............................................................................................................. 1-4-1
PREPARATION FOR SERVICING ................................................................................................................. 1-5-1
OPERATING CONTROLS AND FUNCTIONS .............................................................................................. 1-6-1
SIGNAL NAME ABBREVIATIONS.................................................................................................................. 1-7-1
CABINET DISASSEMBLY INSTRUCTIONS .................................................................................................. 1-8-1
ELECTRICAL ADJUSTMENT INSTRUCTIONS............................................................................................. 1-9-1
ADJUSTMENT POINTS AND TEST POINTS............................................................................................. 1-9-2
BLOCK DIAGRAMS ....................................................................................................................................... 1-10-1
SCHEMATIC DIAGRAMS / CBA'S AND TEST POINTS .................................................................................1-11-1
MAIN 1/4 SCHEMATIC DIAGRAM PARTS LOCATION GUIDE .................................................................1-11-2
MAIN 1/4 SCHEMATIC DIAGRAM .............................................................................................................1-11-3
MAIN 2/4 SCHEMATIC DIAGRAM .............................................................................................................1-11-6
MAIN 2/4 SCHEMATIC DIAGRAM PARTS LOCATION GUIDE .................................................................1-11-9
MAIN 3/4 SCHEMATIC DIAGRAM PARTS LOCATION GUIDE .................................................................1-11-10
MAIN 3/4 SCHEMATIC DIAGRAM .............................................................................................................1-11-11
MAIN 4/4 SCHEMATIC DIAGRAM .............................................................................................................1-11-14
FUNCTION SCHEMATIC DIAGRAM ..........................................................................................................1-11-17
JACK SCHEMATIC DIAGRAM....................................................................................................................1-11-19
MAIN CBA TOP VIEW (BH8700F01016-A) ...............................................................................................1-11-21
MAIN CBA BOTTOM VIEW (BH8700F01016-A) ........................................................................................1-11-24
MAIN CBA PARTS LOCATION GUIDE ......................................................................................................1-11-27
FUNCTION CBA TOP VIEW / BOTTOM VIEW (BH8700F01031) .............................................................1-11-29
JACK CBA TOP VIEW / BOTTOM VIEW (BH87T4F01021) ,
POWER SW CBA TOP VIEW / BOTTOM VIEW (BH8700F01016-B)...................................................1-11-31
WAVEFORMS................................................................................................................................................. 1-12-1
WIRING DIAGRAMS ...................................................................................................................................... 1-13-1
SYSTEM CONTROL TIMING CHARTS ......................................................................................................... 1-14-1
IC PIN FUNCTION DESCRIPTIONS.............................................................................................................. 1-15-1
LEAD IDENTIFICATIONS............................................................................................................................... 1-16-1
ELECTRICAL PARTS LIST ............................................................................................................................ 1-17-1
EXPLODED VIEWS........................................................................................................................................ 1-18-1
SET MECHANICAL PARTS LIST ................................................................................................................... 1-19-1
H87T4CV
SPECIFICATIONS
Description Unit Minimum Nominal Maximum Remark
1. Video
1-1. Video Output (PB) Vp-p 0.8 1.0 1.2 SP Mode
1-2. Video Output (R/P) Vp-p 0.8 1.0 1.2
1-3. Video S/N Y (R/P) dB 40 45 SP Mode,
W/O Burst
1-4. Video Color S/N AM (R/P) dB 37 41 SP Mode
1-5. Video Color S/N PM (R/P) dB 30 36 SP Mode
1-6. Resolution (PB) Line 230 245 SP Mode
2. Servo
2-1. Jitter Low ◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo