2-7
Key board / Jack section
Key board section
D1
D3
D4
R1
R1
+12V_B
[1]
330
+5/
C52
10U/16V
IR-RS181
M1
1
3
2
DR1
DR0.7 x 4
DR2
DR0.7 x 4
DR3
DR0.7 x 4
DR4
DR0.7 x 4
DR5
DR0.7 x 4
+12V_B[1]
D5
6.8V
GND
REM_SIG
[1]
47
R13
+5V [1]
REM_SIG 1]
KEY_SENS [1]
GND [1]
+5V
R2
330
R3
220
R14
470
MENU
DO
WN
MODE
K2
K4
K1
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