Key Board - Philips 170A7 Service Manual

17" LCD Color Monitor

6.3 Key Board

CN101
CONN
1 R110 100 1/16W
2
3
4
5
6
7
8
9
10
11
12
13
C106 C107 C108 C101
0.01uF 0.01uF 0.01uF 0.01uF
CN102
2
HP_SENSE
3
4
5
1
JACK L101
120 OHM
CN103
2
1
CONN
CN104
2
1
CONN
HP_SENSE
HP_R
HP_L
OUT-R+
OUT-R-
LED-G
LED-O
R101 100
KEY1
KEY2
OUT-L+
OUT-L-
C102 C103 C104 C105
0.01uF 0.01uF 0.01uF 0.01uF
L102
120 OHM
HP_R
HP_L
LED1
120 OHM L103 LED
OUT-R-
OUT-R+
OUT-L-
OUT-L+
1/16W K-PWR
KEY1
R108 R107 R106 R105
47K 1/16W NC
1K 1/16W 10K 1/16W
R109
0 1/16W
SW8 SW7 SW6 SW5
Scaler board KEY1&KEY2 Pull High 10k ohm
31
KEY2
R104 R103 R102
1K 1/16W 10K 1/16W 47K
SW4 SW3 SW1
SW2
Title
Philips 190B
Size Document Number
A4
Control Board
Date: Thursday, January 05, 2006 Sheet 1
1/16W
Rev
C
of 1