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CIRCUIT DIAGRAMS
1. SMPS CIRCUIT DIAGRAM
BD101,R101 is Defective
12
11
10
9
IC101 is Defective
8
7
6
5
No Power
F101 is Defective
4
3
2
1
A
B
C
D
No Power
S/W Error
No Power
D104 is Defective
Switching Error
IC102,IC103 are Defective
E
F
G
H
IMPORTANT SAFETY
WHEN SERVICING THIS CHASSIS, UNDER NO
CIRCUMSTANCES SHOULD THE ORIGINAL DESIGN
BE MODIFIED OR ALTERED WITHOUT PERMISSION
FROM THE JVC. ALL COMPONENTS SHOULD BE
REPLACED ONLY WITH TYPES IDENTICAL TO
THOSE IN THE ORIGINAL CIRCUIT. SPECIAL
COMPONENTS ARE SHADED ON THE SCHEMATIC
12V No Power
IC105 are Defective
13VA No Power
D124 is Defective
5.3VA No Power
D126 is Defective
I
J
K
L
3-41
3-42
FOR EASY IDENTIFICATION. THIS CIRCUIT DIAGRAM
MAY OCCASIONALLY DIFFER FROM THE ACTUAL
CIRCUIT USED. THIS WAY, IMPLEMENTATION OF
THE
LATEST
SAFETY
AND
PERFORMANCE
IMPROVEMENT CHANGES INTO THE SET IS NOT
DELAYED UNTIL THE NEW SERVICE LITERATURE IS
PRINTED.
M
N
O
P
Q
NOTE :
1. Shaded( ) parts are critical for safety. Replace only
with specified part number.
2. Voltages are DC-measured with a digital voltmeter
during Play mode.
R
S
T
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