Key Board - Philips 160VW9FB/78 Service Manual

6.3 Key Board

715G2835-1
A
4
CN001 CN001
LBADC1
1
LBADC2
2
DC_POWERON
3
LED_GRN#
4
LED_RED#
5
6
CONN CONN
3
CN001 B1 SGND
C001 B1
C002 B2
C003 B2
C004 B2
C005 B2
C006 B5
C007 B3
C008 B4
C009 B4
C010 B4
LED001 A2
OK
R002 B3
R003 B3
LBADC1
R004 B3
UP
R005 B3
SW001 B5
SW002 B5
DOWN
SW003 B4
LBADC2
SW004 B4
2
SW005 B3
MENU
ZD001 B5
ZD002 B3
ZD003 B4
ZD004 B4
ZD005 B4
(Power) (MENU) (UP)
1
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
(2.0K) 1.435V
(0) 1.042V
(2K) 1.042V
(1K) 1.435V
CONNECTOR
LED (DOWN) (OK)
B
C
R002 R002 2K OHM 1/4W 2K OHM 1/4W
R003 R003 0R05 1/10W 1% 0R05 1/10W 1%
C005 C005 R004 R004 2K OHM 1/4W 2K OHM 1/4W
R005 R005 1K 1/10W 1% 1K 1/10W 1%
NC/0.001uF NC/0.001uF
SW005 SW005
1 2
5
SW SW
3 4
SGND SGND
GND
C
HUDSON 9
D
SW004 SW004 SW003 SW003 SW002 SW002
1 2 1 2 1 2
5 5 5
SW SW SW SW SW SW
3 4 3 4 3 4
SGND SGND SGND SGND SGND SGND
D
23
E
4
3
SW001 SW001
1 2
5
SW SW
3 4
SGND
SGND
2
1
E