Electrical Adjustments; Basic Adjustment; Switching Point; Electrical Adjustment Parts Location Guide - JVC HR-XVC1UJ/M Service Manual

Read and perform this adjustment when repairing the
circuits or replacing electrical parts or PCB assemblies.

1. BASIC ADJUSTMENT

1-1: SWITCHING POINT

CONDITIONS
MODE-PLAYBACK
Input Signal-Alignment Tape (MHP)
INSTRUCTIONS
1. Connect CH-1 on the oscilloscope to TP3002 and CH-2
to TP8001.
2. Playback the alignment tape. (MHP)
3. Press and hold the Tracking-Auto button on the remote
control more than 2 seconds to set tracking to center.
4. Press both CH UP button on the set and the STOP button
on the set for more than 2 seconds.
ELECTRICAL ADJUSTMENT PARTS LOCATION GUIDE (Connector Connections)
TU301
TP3002 (SWITCHING PULSE)
TP101 (ENVELOPE)
VCR PCB
1-4

ELECTRICAL ADJUSTMENTS

CP102
TP3001
(SERVICE MODE)
A/C HEAD
V651
CP681
OPERATION PCB
6.5H
6.5H
AC IN
CP502
CP503
POWER PCB
CD503
DECK CD
CD8002
MPEG PCB
CH-2
CH-1
Fig. 1-1-A
CH-2
CH-1
Fig. 1-1-B