7.3.4. 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 (Main C.B.A.),
TP6205 (Main C.B.A.)
Specification:
T = 6 H±0.5 H (0.38 ms±0.03 ms)Mode : SP Playback
Mode :
SP Playback
Equipment :
Oscilloscope,
VHS Alignment Tape (VFMS0003H6),
TV monitor
1. Insert the VHS Alignment Tape and play back in SP mode.
2. Press VCR/TV button on the unit and 3 button on the remote control
together to enter EVR PG SHIFTER ADJUSTMENT Mode. Then, "PGMM
MANUAL ADJUSTMENT" menu will appear on the TV monitor.
Fig.E2-1
63
Summary of Contents for Quasar Omnivision PV-V4021-K
Page 9: ...2 Fault indication will be displayed in F I P as shown Fig 2 2 FIg 2 3 9 ...
Page 13: ...5 1 4 1 3 Service Position 2 2 Model M N Fig 4 2 2 13 ...
Page 27: ...Fig D2 6 1 2 1 Notes in chart 27 ...
Page 30: ...Fig D5 2 30 ...
Page 32: ...32 ...
Page 33: ...6 2 2 Inner Parts Location Fig J1 1 33 ...
Page 34: ...34 ...
Page 36: ...Fig J2 1 2 36 ...
Page 67: ...11 2 MECHANISM BOTTOM SECTION 67 ...
Page 68: ...11 3 CASSETTE UP COMPARTMENT SECTION 68 ...
Page 70: ... Model PV V4511 PV V4521 PV V4521 K VHQ 451 70 ...
Page 71: ... Model PV V4611 71 ...
Page 73: ... Model PV V4611 73 ...
Page 78: ...12 2 MECHANICAL REPLACEMENT PARTS LIST MECHANICAL REPLACEMENT PARTS 78 ...
Page 81: ... 81 ...
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Page 95: ...95 ...
Page 105: ...105 ...
Page 109: ...109 ...
Page 145: ...1 2 Schematic Diagram Circuit Board Layout 2 ...