+
+
+
+
+
+
+
+
+
5
5
9
4
4
8
3
3
3
7
2
2
2
6
1
1
1
BEFORE RETURNING THE RECEIVER TO THE CUSTOMER
LEAKAGE CURRENT OR RESISTANCE MEASUREMENTS
SHOULD BE PERFORMED TO DETERMINE THAT EXPOSED PARTS
ARE PROPERLY INSULATED FROM THE SUPPLY CIRCUIT.
CAUTION TO THE SERVICE TECHNICIANS
1.25A/250V
1. ALL RESISTANCE VALUES ARE IN .
K -1000W. M -1000K .
2. THE WATTAGE OF RESISTORS IS 1/4W, 1/8W UNLESS OTHERWISE NOTED.
3. ALL CAPACITANCES VALUES ARE IN uF UNLESS OTHERWISE NOTED. P=uuF
W
WWW
*NOTE
CAUTION THE PARTS IDENTIFIED WITH THE IEC SYMBOL
MARKS ARE CRITICAL FOR SAFETY. REPLACE ONLY WITH
TYPE IDENTICAL TO THOSE IN THE ORIGINAL CIRCUIT OR SPECIFIED
IN THE “PARTLIST” DO NOT DEGRADE THE SAFETY OF THE APPLIANCE
THROUGH IMPROPER SERVICING.
JSR-400 POWER BOARD SCHEMATIC DIAGRAM
1.25A/250V
TO CONTROL
TO WA10
TO WA2
HEADPHONE PART
R83
330
C82
100P
CN10
TO MAIN
VIDEO L
GND SIG.
VIDEO R
VIDEO GND
VIDEO SIG.
L
R
6
5
4
3
2
1
CN5
R82
75
C80
33/16
C83
100P
R84
330
R53
680(1W)
VIDEO
JA1
VIDEO
C81
0.1u
C84
0.1u
L
G
R
JACK 3
R52
680
1W
C77
0.1u
CN11
+24V
POWER RELAY
GROUND CPU 5V
G
G
IC VCC
G
+ 15V
- 15V
1
3
2
VR1D
50KA
C5
4.7/50
R7
47K
1
2
3
4
R18
470
C15
4.7/50
R55
47
C
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