Sam4s SPS-500 SERIES Service Manual page 148

9 Wiring Diagram
9-4 IO PBA Wiring connection
CN20 (MSR CONNECTOR 8PIN BOX TYPE)
NO SIGNAL NAME
1 NC
2 MCR_RCP3 (3TRACK CLOCK)
3 MCR_RDD3 (3TRACK DATA)
4 MCR_RCP2 (2TRACK CLOCK)
CN22 (DALLAS CONNECTOR 3PIN BOX TYPE)
NO SIGNAL NAME
1 DALLAS_SIGNAL
2 NC
CN26 (USB#0 CONNECTOR 5PIN BOX TYPE)
NO SIGNAL NAME
1 Vserial 5V
2 USB#0_DATA-
3 USB#0_DATA+
9-6
NO SIGNAL NAME
5 MCR_RDD2 (2TRACK DATA)
6 MCR_CPD23 ( CARD DETCTION)
7 GND
8 VDD(5V)
NO SIGNAL NAME
3 GND
NO SIGNAL NAME
4 GND
5 GND
CN21 (MODE KEY CONNECTOR 8PIN BOX TYPE)
NO SIGNAL NAME
1 MODEKEY_COMMON
2 DATA 0
3 DATA 1
4 DATA 2
CN25 (ADDMAT KEY CONNECTOR 3PIN BOX TYPE)
NO SIGNAL NAME
1 DALLAS_SIGNAL
CN23 (KEY BOARD FFC CONNECTOR 20PIN )
-> KEY SCAN LINE
CN24 (KEY BOARD FFC CONNECTOR 8PIN )
-> KEY RETURN LINE
NO SIGNAL NAME
5 DATA 3
6 DATA 4
7 DATA 5
8 DATA 6
NO SIGNAL NAME
2 GND
SAM4S SPS-500 SERIES