Key Schematic Diagram - Sharp LC-42SH330 Service Manual

LC-26SH330, LC-32SH330, LC-42SH330

[3]26" /32" /42" KEY SCHEMATIC DIAGRAM

1
CN016 CN016
1
2
3
A
CONN 3P 1.25MM LOCK CONN 3P 1.25MM LOCK
B
C
D
1
2
CH-
KEY1
C024 C024
C023 C023
100N 50V 100N 50V 100N 50V 100N 50V
POWER
KEY2
2
3
CH+ VOL-
----><----| ----><----| ----><----|
C019 C019 C020 C020
NC/100N 50V NC/100N 50V NC/100N 50V NC/100N 50V
R016 R016 R017 R017
11KOHM +-5% 1/10W 11KOHM +-5% 1/10W 4.3KOHM +-5% 1/10W 4.3KOHM +-5% 1/10W 1.8KOHM +-5% 1/10W 1.8KOHM +-5% 1/10W
INPUT MENU
----><----|
----><----|
C016 C016 C017 C017
NC/100N 50V NC/100N 50V NC/100N 50V NC/100N 50V
R020 R020 R021 R021 R022 R022
1.8K OHM 1/10W 5% 1.8K OHM 1/10W 5% 4.3KOHM +-5% 1/10W 4.3KOHM +-5% 1/10W 11KOHM +-5% 1/10W 11KOHM +-5% 1/10W
3
152
4 5
VOL+
----><----|
C021 C021 C022 C022
NC/100N 50V NC/100N 50V NC/100N 50V NC/100N 50V
R018 R018 R019 R019
470 OHM +-5% 1/10W 470 OHM +-5% 1/10W
----><----|
C018 C018
NC/100N 50V NC/100N 50V
4 5
A
B
CN016 A1
C016 C3
C017 C3
C018 C4
C019 B3
C020 B3
C021 B4
C022 B5
C023 A2
C024 A2
R016 B3
R017 B3
R018 B4
R019 B4
R020 C3
R021 C3
C
R022 C4
SW016 C4
SW017 A4
SW018 A4
SW019 A3
SW020 A3
SW021 C3
SW022 C3
TITLE1 K13
D