[Picture 8]
3) Description
â‘ KEY operation (selecting menu)
A. Esc: Overview
-. Return to OVERVIEW screen.
B. PgUp/PgDn: Port modification
-. Use for modify of communication port to monitor.
C. F1: ENQ transmission
-. It needs when communication is being tested. ENQ (05) is transmitted
when press F1. ACK (06) is received if track and receiver is in normal
operation. If ACK (06) is not received, communication system is to be
checked up.
D. F2: ACK transmission
-. Pressing F2 transmits ACK (06). Transmitted ENQ but ACK from system
does not seem to be transmitted in normal way, ACK may be transmitted
additionally. If ACK is transmitted additionally but does not received by the
receiver, communication system is to be checked up.
E. F3: EOT transmission
-. Pressing F3 transmits EOT (04)