Circuit Diagram - Key Board - Philips FWM583 Service Manual

PCB LAYOUT - KEY BOARD

CIRCUIT DIAGRAM - KEY BOARD

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5-5
4
3
2
1
CON_4PIN_FFC_1.27mm CON_4PIN_FFC_1.27mm
SW201 SW201
SW205 SW205
OPEN/CLOSE OPEN/CLOSE
DISC3 DISC3
2. 108V 2. 380V
R244 R244 R256 R256
5K6 5K6 8K2 8K2
CN204 CN204
TP200 TP200
P4
TP201 TP201
P3
TP202 TP202
P2
TP203 TP203
P1
DISC2 DISC2
SW203 SW203 SW202 SW202
SW204 SW204
DISC1 DISC1 DS_CHANGE DS_CHANGE
2. 709V 2. 979V 3. 151V
R246 R246 R247 R247 R249 R249
20K 20K 47K 47K 120K 120K
5-5