TERM# SIGNAL NAME TO NOTES TB1-1 +12VDC Switched Power Local/Remote switch TB1-2 +12VDC Switched Power Unit power switch TB1-3 +12VDC Power Input TB1-4 12V Power COMMON
COMMUNICATION PORT(S), DE-9 CONNECTOR
TERM# EIA CONFIGURATION TO REFERENCE NOTES
J1 COMM PORT 3 Async
J2 RS-232 Test Set, as AUX PORT Async
req'd.
J3 COMM PORT 1 Async/Sync
J4 COMM PORT 2 Async/Sync
DTE COMMUNICATION PORT(S), PIN-OUT
PIN# SIGNAL (as SIGNAL (as SIGNAL (as NOTES
RS-232) RS-422) RS-485)
Jn-1 DCD +RxD
Jn-2 RxD -RxD +SD
Jn-3 TxD +TxD -SD
Jn-4 DTR -TxD
Jn-5 COMMON COMMON COMMON
Jn-6 DSR
Jn-7 RTS (output)
Jn-8 CTS (input)
Jn-9 +12VDC out +12VDC out +12VDC out RESERVED