JVC AV-32D201 - HOW TO CHECK THE HIGH VOLTAGE HOLD DOWN CIRCUIT

No. 51686
A
V-27D201
A
V-32D201
31
HOW TO CHECK THE HIGH VOLTAGE HOLD DOWN CIRCUIT
1. HIGH VOLTAGE HOLD DOWN CIRCUIT
After repairing the high voltage hold down circuit.
This circuit shall be checked to operate correctly.
2. CHECKING OF THE HIGH VOLTAGE HOLD DOWN CIRCUIT
(1) Turn the power sw ON.
(2) As shown in figure bellow, set the resistor (between
"
X
#
connector
"
1
#
&
"
3
#
).
(3) Make sure that the screen picture disappears.
(4) Temporarily unplug the power cord.
(5) Remove the resistor (between
"
X
#
connector
"
1
#
&
"
3
#
).
(6) Again plug the power cord, make sure that the normal picture is displayed on the screen.
RESISTOR
C544
R557
3 2 1
X
CONNECTOR
R556
D551
R544
D544
RESISTOR
A
V-27D201 : 15.8k





1% 1/4W
A
V-32D201 : 16.2k





1% 1/4W