Toshiba SD-V280UA Service Manual page 121

A B
8
7
(OPERATION2 PCB)
6
5
4
3
2
1
A B
H-33
C D
OPERATION1/OPERATION2 SCHEMATIC DIAGRAM
S681Y
S681X
GND
WIRE RED
S682Y S682X
KEY B
WIRE BLUE
PCB280
VEA979
R681 R683 R685
13K 1/4W 6.8K 1/4W 3.9K 1/4W
PCB270
VEA978
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C D
E
(OPERATION1 PCB)
R687 R688
2.7K 1/4W 3.3K 1/4W
DVD LED
D681_1
R690
3301/4W
LTL-1CHGE-002A
R686
VCR LED
6.8K 1/4W
D685_1
R694
3301/4W
LTL-1CHGE-002A
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
E
F G
FROM/TO OPERATION/DISPLAY
CP681 52492-0720
NC 7
VCR LED 6
DVD LED 5
GND 4
AT+5.2V 3
KEY-A 2
1
KEY-B
F G
H
8
7
6
5
4
3
2
1
H
H-34