Philips 15MF227B/27 Service Manual page 49

KEY Schematic Diagram(for 19PFL)
Board
1
K
63364 4P 2.0mm
4
3
A
2
1
CN020
C020,C021,C022 close to CN020
B
KEY
R020
11K 1/10W
C
ZD022 close to R020
ZD023close to SW022
D
1
2
MENU
POWER_ON/OFF
MENU
KEY
ZD020 close to SW020
Right R021
4K3 1/10W
SW022
2 4 2
5
1 3 1
SW
ZD024 close to R021
ZD025 close to SW023
2
7.Circuit Diagrams and PWB Layouts
3
Menu
POWER_ON/OFF
2 4
SW020
5
SW
1 3
ZD021 close to SW021
Left R022 Down
1K8 1/10W
4 2
SW023 SW024
5
3 1
SW SW
ZD026 close to R022
ZD027 close to SW024
CP NR. CL7xxxx
Title
Size
Date:
3
4
POWER
2 4
SW021
5
SW
1 3
R023 Up
470R 1/10W
4 2 SW025 4
5 5
3 1 3
SW
ZD028 close to R023
ZD029 close to SW025
DS 19PFL5402D KEY CONTROL BOARD
Document Number
A
E197M2NK8WPHNS(715T2442-1)
Jan 22, 2007 Sheet
4
49
TPM1.0U LA
5
CN020 A1
C020 A1
C021 A2
C022 A2
A
R020 B1
R021 B2
R022 B3
R023 B4
SW020 A3
SW021 A4
SW022 C1
SW023 C2
SW024 C3
SW025 C4
ZD020 A2
ZD021 A3
ZD022 C1
ZD023 C1
ZD024 C2 B
ZD025 C2
ZD026 C3
ZD027 C3
ZD028 C4
ZD029 C4
C
D
Rev
1
1 of 1
5