PIN # TITLE
1 CTS for Hardware Handshaking
RTX for Software Handshaking
2 TXD
3 Remote Switch High
4 Remote Switch Ground
5 RS232 Signal Ground
Table 2: P2 Options Connections
PIN # TITLE
4 Hot
3 Ground
2 Neutral
1 n/c
Table 3: J1 Power Connections
P3 PIN # P3B PIN # TITLE
1 1 Zero Switch High
2 2 Zero Switch Ground
3 n/a Units Switch
4 n/a Print Switch
5 n/a Unused Switch
6 n/a Keyboard Scan
Table 4: P3 and P3B Keyboard Connections
Fig. 1: Connector J2; Remote switch cable assembly
37