JVC HV-32D25EUW Service Manual page 23

3.5.2 HIGH VOLTAGE
Mesuring
Item
instrument
HIGH VOLTAGE Signal
generator
HV voltmeter
Remote
control unit
3.5.3 X-RAY PROTECTOR
Mesuring
Item
instrument
X-RAY Signal
PROTECTION generator
DC voltmeter
3.5.4 HORIZONTAL FREQUENCY
Mesuring
Item
instrument
HORIZONTAL Signal
FREQUENCY generator
Remote
control unit
Test point Adjustment part
CRT anode 2. V/C -->
1. CUT OF R
Chassis GND
EHT VR (R2528)
[EHT PWB]
Test point Adjustment part
CN0S1 X-RAY VR (R2533)
connector [EHT PWB]
pin-1 (GND)
CN0S1
connector
pin-3 (X-RAY)
[POWER & DEF
PWB]
Test point Adjustment part
4.DEF -->
1. FREE-RUN
Description
(1) Receive any broadcast.
(2) Select 2. V/C from the SERVICE MENU.
(3) Select 1. CUT OF R.
(4) Press the [YELLOW] key to display a signal
horizontal line.
(5) Connect a HV voltmeter between CRT ANODE
and chassis GND
(6) Adjust EHT VR so that the voltage is 31.0kV
0.2kV.
Description
(1) Receive any broadcast.
(2) Connect a DC voltmeter between pin1 and pin3 of
the connector CN0S1.
(3) Adjust X-RAY VR so that the voltage value is 4.9V
0.2V.
Description
(1) Receive the cross-hatch signal.
(2) Set the FULL mode.
(3) Select 4. DEF from the SERVICE MENU.
(4) Select 1.FREE-RUN.
(5) Adjust so that the movement of the picture slows
most while watching the picture.
(6) Press the [OK] key and memorized the set data.
HV-32D25EUW
HV-32D25EJW
23