Sca / Scb Pcb (Uf-595, Uf-585) - Panasonic UF-585 Service Manual

3.8

SCA / SCB PCB (UF-595, UF-585)

1
CN10
1
CN11
F-ROM
IC4
CN1
Pin No. Signal Name
CN1-1 +24V
CN1-2 nLEDON
CN2
Pin No. Signal Name
CN2-1 nSTA
CN2-2 nSCLK
CN2-3 nSYNC
20 1 10
CN6
18
Destination
LED Array
LED Array
LED On
Destination
LPC PCB CN 50-1
LPC PCB CN 50-2
LPC PCB CN 50-3
Maintenance, Adjustments and Check Points
1 13 1 2
CN8 CN9
Signal Waveform
+24V
Approx.+13V(H)
LED Off
0V(L)
Signal Waveform
+5V(H)
0V(H)
5V
0V
+5V(H)
0V(L)
1 13
CN4
Function
+24 VDC Power Supply
LED Enable Signal
Function
Serial Interface Data Signal
Serial Interface Synchronization Clock
V - SYNC for Video Signal
59