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Press STOP button or press the POWER button OFF.
The adjusted value will be written to Memory IC (IC6004).
7.3.4.4. HOW TO ENTER SERVICE MODE
1. Enter EVR adjustment mode.
2. Press DISPLAY key on the remote control for collapse scan.
Note:
Before pressing DISPLAY key on the remote control for collapse
scan, select the desired control function and move the shaded
area to the value for adjustments you will proceed.
7.3.4.4.1. How to release from Service Mode:
Press DISPLAY key again on the remote control.
7.3.5. PG SHIFTER ADJUSTMENT
Purpose:
Determine the Video Head Switching Point during Playback.
Symptom of Misadjustment:
May cause Head Switching Noise and/or Vertical Jitter.
Test Point :
TP3001 (TV/VCR Main C.B.A.),
TP6205 (TV/VCR Main C.B.A.)
Adjustment :
PG SHIFTER (EVR)
Specification :
T = 6 H±1 H (0.38 ms±0.06 ms)
INPUT :
----------
Mode :
SP Playback
Equipment :
Oscilloscope,
VHS Alignment Tape (VFMS0003H6)
Fig. E4-8
58
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