Sony PCS-1500, Service Manual

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4-23
PCS-1500/1500P
4-2. Self-diagnostics Function
m
.
When repairing is completed, be sure to start with the step (0-0) and confirm that the PCS-1500/1500P
passes all the diagnostics items.
Then connect the PCS-1500/1500P to the loop back line of a Telecommunication Company and
confirm that your pictures and sound are being outputted.
.
When the instructions such as the 2B, 6B connection or loop back instruction in the middle of a flow
chart, confirm that the actual communication is 2B, 6B using the communication status indication after
completion of connection or loop back.
.
If flash memories (IC103, IC104) are replaced, inputting the following entry is required.
#diag
[|]
diagCompletionMark
↓
If the above described entry is not performed, application software cannot be start up.
Inserting the memory card of an application and downloading the software become necessary.