Panasonic DF-1100 Service Manual page 73

CN9 (2/2)
Pin No. Signal Name
7 –12V
8 AGND
CN10 (1/2)
Pin No. Signal Name
1 nSTA
2 nSCLK
3 nVSYNC
4 nSBSY
5 nCMD
6 nCBSY
7 nPRNT
8 nPRDY
9 nHSYNC
10 GND
Destination
LPC PCB
CN68–7
LPC PCB
CN68–8
Destination
LPC PCB
CN69–1
LPC PCB
CN69–2
LPC PCB
CN69–3
LPC PCB
CN69–4
LPC PCB
CN69–5
+5V(H)
LPC PCB
CN69–6
LPC PCB
CN69–7
+5V(H)
LPC PCB
CN69–8
+5V(H)
LPC PCB
CN69–9
0V(L)
LPC PCB
CN69–10
Maintenance, Adjustments and Checkpoints
Signal Waveform
–12V
0V
Signal Waveform
+5V(H)
0V(L)
0V(L)
+5V(H)
0V(L)
0V(L)
0V
Function
–12 VDC Power Supply
Ground
Function
Serial Interface Data Signal
Serial Interface Synchronization Clock
V–SYNC for Video Signal
Serial Interface Enable Signal
Serial Interface Command Data Signal
Serial Interface Enable Signal
Print Request Signal
Printer Ready Signal
H–SYNC for Video Signal
Ground
3–17