4-14
PCS-1500/1500P
Locating the trouble whether it is in IF-744 board or in the PCS-1500/1500P system
4-1. Check Items Before Starting Self-diagnostics
NO
YES
NO
YES
YES
NO
NO
YES
S-10
A-6
A-6
When the
port A only is connected
to the line, picture and sound of
the local station appear from the
2B Telecommunication
Company
loop back
Picture and
sound of the local station
appear from the 6B
Telecommunication Company
loop back
Picture and sound of
the local station appear from
the 6B loop back
Replace the IF-744 board
Replace the IF-744 board
There is no problem
PCS-1500/1500P
works when IF-744 board
is replaced
*
1: Refer to (
*
1) TDM loop back of BRI-2
*
2: Press the START button and input
“1L” to A1, A2, B1, B2, C1, and C2
Summary of Contents for PCS-1500
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