Sony PCS-1500 Service Manual page 140

4-1. Check Items Before Starting Self-diagnostics
Symptom: Video input (AUX-1, AUX-2, AV-link)
picture is not displayed.
However, the camera picture is normally
displayed.
SS-11
Inputs are set correctly?
YES
Video signal is
output from the connected
equipment?
YES
A-8
4-10
NO
Set them correctly
NO
The connected
equipment is defective
Symptom: After line is connected, any voice cannot be
heard from a remote side.
SS-12
Audio Inputs are
set correctly?
YES
Microphone muting
of the remote station
is released
YES
Audio output is
connected to monitor, and
sound volume
is adequate?
YES
AD-00
NO
Set them correctly
NO
Release microphone muting
of the remote station
NO
Connect it correctly, and
increase the sound volume
PCS-1500/1500P