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HBD-DZ340/DZ340K/DZ640K/DZ740
HBD-DZ340/DZ340K/DZ640K/DZ740
43
43
5-20. SCHEMATIC DIAGRAM – KEY, POWER KEY, LED Section –
(DZ340K/DZ640K/DZ740)
1k
R501
100
R504
100
R505
2.2k
R502
2.2k
R503
1k
R506
CL501
CL502
CL503
CL504
1
2
3
4
5
6
6P
CN501
KEY2
KEY1
D-GND
KEY0
KEY0
D-GND
S501
S502
S503
S504
S505
S506
470
R605
2P
CN601
LED_PWM
UNSW6V
25V
0. 1
C601
SL-194S-WS-SD-T
D602
SL-194S-WS-SD-T
D601
(FRONT PANEL ILLUMINATION)
R601
470
25V
0. 1
C602
R602
470
CL601
470
R604
CL602
1
2
2P
CN301
KEY0
GND
S301
50V
100p
C301
CL302
CL301
/
D601,602
FUNCTION
F
D
A
2
C
4
1
5
B
E
3
KEY BOARD
POWER KEY BOARD
LED BOARD
1
2