Electrical Adjustment - Sharp VC-A422U Service Manual

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 cannot be completed.
• Instruments required:
• Color TV monitor
• Audio signal generator
• Blank video cassette tape
• Screwdriver for adjustment
• RF signal generator
TP201~204
• Dual-trace oscilloscope
• AC milli-voltmeter
• Alignment tape (VROEFZHS)
• Color bar generator
Figure 5-1.
31
R701
VC-A422U
VC-H822U