BenQ G2320HDB Service Manual page 48

23" LCD Color Monitor
Key Board
A
4
CN001 CN001
CONN CONN
LBADC1
1
LBADC2
2
DC_POWERON
3
LED_GRN#
4
LED_RED#
5
6
3
GND
2
1
(AUTO) (MENU)
A
B
LED_RED#
LED_GRN#
LED001 LED001
LED LED
C001 C001 C002 C002 C003 C003 C004 C004
NC/0.001uF NC/0.001uF NC/0.001uF NC/0.001uF NC/0.001uF NC/0.001uF NC/0.001uF NC/0.001uF
RIGHT
LBADC1
ENTER
MENU
LBADC2
AUTO
(Power) (RIGHT) (ENTER)
(LEFT)
LEFT
LBADC3
POWER
B
C
R003 R003 1K 1/10W 1% 1K 1/10W 1%
R002 R002 3K 3K 1/10W 1/10W
R006 R006 1K 1/10W 1% 1K 1/10W 1%
R007 R007 3K 3K 1/10W 1/10W
C005 C005
NC/0.001uF NC/0.001uF R004 R004 1K 1/10W 1% 1K 1/10W 1%
R005 R005 3K 3K 1/10W 1/10W
SW006 SW006 SW005 SW005
1 2 1 2
5 5
ZD006 ZD006 SW006 SW006 SW005 SW005
3 4 3 4
GND GND GND GND
GND
(1.0K) 0.673V
(3.0K) 1.435V
(1.8K) 0.673V
(3.0K) 1.435V
(1.8K) 0.673V T P V ( Top T P V ( Top T P V ( Top
(3.0K) 1.435V
Key Component Key Component Key Component
Date Date Date
C
48
D
SW004 SW004 SW003 SW003 SW002 SW002
1 2 1 2 1
5 5
SW004 SW004 SW003 SW003
3 4 3 4 3
GND GND GND GND GND
Victory Victory Victory Electronics Electronics Electronics Co . , Ltd. ) Co . , Ltd. ) Co . , Ltd. ) OEM MODEL OEM MODEL OEM MODEL G920HD(A) G920HD(A) G920HD(A)
TPV MODEL TPV MODEL TPV MODEL
G3367-E-X-X-2-081223 G3367-E-X-X-2-081223 G3367-E-X-X-2-081223
PCB NAME PCB NAME PCB NAME 715G3367-E 715G3367-E 715G3367-E
02.KEY BOARD 02.KEY BOARD 02.KEY BOARD
Thursday, December 04, 2008 Thursday, December 04, 2008 Thursday, December 04, 2008 Sheet Sheet Sheet 2 2 2 of of of 2 2 2
D
BenQ G2320HDB
E
4
3
SW001 SW001
2 1 2
5 5
SW002 SW002 SW001 SW001
4 3 4
2
GND
GND
1
Size Size Size
B
Rev Rev Rev
C C C
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E