Panasonic SJ-MJ50GH, Service Manual

Page: 52 / 67

Pin
No.
Mark I/O
Division
Function
1 VREF- — Connected to GND
2 REM_KEY I Remote control key input
terminal
3 KEYIN I Unit key input terminal
4 BATT I Battery voltage detection
input terminal
5 — — Connected to GND
6 — — Connected to GND
7 — — Connected to GND
8 OUTC — Not used, open
9 VPP — Not used, open
10 VREF+ I Power supply terminal
11 VDD I Power supply terminal
12 OSC2 O System clock output
terminal (F=6MHz)
13 OSC1 I System clock input
terminal (F=6MHz)
14 VSS — Connected to GND
15 XI — Sub clock input terminal
(Not used, connected to
GND)
16 XO — Sub clock output terminal
(Not used, open)
17 MMOD — Memory mode switching
input terminal (Not used,
connected to GND)
18 REM_DATA O LCD driver data output
terminal
19 LINK_IN I LINK serial data input
terminal
20 — — Not used, open
21 — — Not used, open
22 — — Not used, open
23 — — Not used, open
24 BUZZER O Beep signal output terminal
25 RST I Reset signal input terminal
26 SETR O EQ frequency gain
switching output terminal
27 — — Not used, open
28 BWCT O EQ frequency gain
switching output terminal
29 CHARGE O Recharge control output
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