Panasonic DP-C305 Service Manual page 391

PNL1 PCB
Signal Name Destination
Pin No.
CN3-14 nLEDSLP
CN3-15 nSLPKY
CN3-16 BZ+
CN3-17 BZCLK
CN3-18 GND
PNL1 PCB - CN4
PNL1 PCB
Signal Name Destination
Pin No.
CN4-1 +5V
CN4-2 LED6
CN4-3 SCN0
CN4-4 SCN1
CN4-5 SCN2
CN4-6 LED7
CN4-7 SCN3
Ver. 1.1
5V
PNL3 PCB
CN280-5
3.3V
PNL3 PCB
CN280-4
PULSE
+24V
PNL3 PCB
CN280-3
0V
24V
PNL3 PCB
CN280-2
PULSE
0V
PNL3 PCB
CN280-1
+5V
PNL2 PCB
CN250-15
0V
5V
PNL2 PCB
CN250-14
3.3V
PNL2 PCB
CN250-13
PULSE
3.3V
PNL2 PCB
CN250-12
PULSE
3.3V
PNL2 PCB
CN250-11
PULSE
5V
PNL2 PCB
CN250-10
3.3V
PNL2 PCB
CN250-9
PULSE
Signal Waveform
ON
Signal Waveform
ON
ON
391
DP-C405/C305/C265
Function
Energy Saver LED
0V
Activation Signal
Sleeve Return Signal
0V
Buzzer Power Supply
Buzzer Clock
0V
Ground
Function
+5V DC Power Supply
LED 6 Activation Signal
0V
Key Scan 0 Signal
0V
Key Scan 1 Signal
0V
Key Scan 2 Signal
0V
LED 7 Activation Signal
0V
Key Scan 3 Signal
0V
FEB 2008