6.3.4. EVR (Electronic Variable Resister) ADJUSTMENT WITH THE REMOTE
CONTROL
This unit has electronic technology using I2C Bus concept.The PG SHIFTER ADJUSTMENT is
adjusted by using " On Screen Display " and the remote control instead of adjusting mechanical
controls (VR).
6.3.5. 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 (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
Equipment :
Oscilloscope,
VHS Alignment Tape (VFMS0003H6),
TV monitor
1. Insert the VHS Alignment Tape. Then, turn off the power. Enter
service mode by pressing and holding FF and CH DOWN buttons
on VCR together for more than 5 seconds in power off condition.
The power comes on.
2. Play back SP mode. Then press 100 button on the remote to enter
EVR PG SHIFTER ADJUSTMENT Mode. PG ADJUSTMENT screen
52
Summary of Contents for PVD4742 - DVD/VCR DECK
Page 1: ...ORDER NO MKE0201800C1 B3 DVD VCR DECK PV D4742 SPECIFICATIONS 1 ...
Page 23: ...Fig D2 23 ...
Page 27: ...5 2 1 Disassembly Reassembly Method 5 2 2 Inner Parts Location Fig J1 1 27 ...
Page 28: ...5 2 3 EJECT Position Confirmation Fig J1 2 28 ...
Page 54: ...7 SCHEMATIC DIAGRAMS 54 ...
Page 56: ...10 2 MECHANISM BOTTOM SECTION 56 ...
Page 57: ...10 3 CASSETTE UP COMPARTMENT SECTION 57 ...
Page 58: ...10 4 CHASSIS FRAME AND CASING PARTS SECTION 58 ...
Page 59: ...10 5 PACKING PARTS AND ACCESSORIES SECTION 59 ...