30
VC-H992U
VC-H992U(A)
5. ELECTRICAL ADJUSTMENT
Notes:
• Before the adjustment:
Electrical adjustments discussed here are often required after replacement of electronic components and mechanical
parts such as video heads.
Check that the mechanism and all electric components are in good working condition prior to the adjustments,otherwise
adjustments can not be completed.
• Instruments required:
• Color TV monitor
• Dual-trace oscilloscope
• Audio signal generator
• AC milli-voltmeter
• Blank video cassette tape
• Alignment tape (VROEFZCS)
• Screwdriver for adjustment
• Color bar generator
• RF signal generator
P201
(TP201~204)
R724
R142
R144
TP802
Figure 5-1.
Содержание VC-H992U
Страница 5: ...5 VC H992U VC H992U A 1 3 LOCATION OF MAJOR COMPONENTS AND CONTROL ...
Страница 50: ...VC H992U VC H992U A 50 8 BLOCK DIAGRAM SYSTEM SERVO BLOCK DIAGRAM ...
Страница 51: ...VC H992U VC H992U A 51 ...
Страница 52: ...VC H992U VC H992U A 52 SIGNAL FLOW BLOCK DIAGRAM ...
Страница 54: ...VC H992U VC H992U A 54 POWER CIRCUIT BLOCK DIAGRAM ...
Страница 57: ...VC H992U VC H992U A 57 7 8 9 10 11 12 13 ...
Страница 59: ...VC H992U VC H992U A 59 7 8 9 10 11 12 13 ...
Страница 61: ...VC H992U VC H992U A 61 7 8 9 10 11 12 13 ...
Страница 63: ...VC H992U VC H992U A 63 7 8 9 10 11 12 13 ...
Страница 65: ...VC H992U VC H992U A 65 PWB FOIL PATTERN OPERATION PWB A B C D E F G H 1 2 3 4 5 6 7 ...
Страница 66: ...VC H992U VC H992U A 66 A B C D E F G H 1 2 3 4 5 6 7 MAIN PWB ...
Страница 67: ...VC H992U VC H992U A 67 7 8 9 10 11 12 13 ...
Страница 68: ...Ref No Part No Description Code Ref No Part No Description Code 68 VC H992U VC H992U A M E M O ...