4-39
PCS-1500/1500P
4-2. Self-diagnostics Function
V.35-1
NO
#ow
[|]
04000006
[|]
00
↓
#ow
[|]
14900010
[|]
AA
↓
#ow
[|]
14900010
[|]
55
↓
Confirm that the registers can
be re-writable by performing
the above described commands.
If the registers are not re-writable,
replace IC105
#ow
[|]
14900010
[|]
FF
↓
Next, check the LED indicator
on the front panel using the
network tool
(
*
1)
V.35-1
NO
V.35-1
V.35-4
YES
YES
(
*
1) : Sony Part Number : J-6387-400-B
LED indicators of
ER and RS turn on?
LED indicators
of CRQ and DPR
turn on?
Transceiver block is defective
[Replace IC200 and C210 to
C214] [Replace FL210 and
FL211]
Transceiver block is defective
[Replace IC201 and C215 to
C219] [Replace FL217 and
FL218]
Summary of Contents for PCS-1500
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