4-44
PCS-1500/1500P
UD-1
(
*
1) Tool for the external loop back test
Prepare the D-sub pin-9 connector and
connect the pins as shown below.
1==4==6
2==3
7==8==9
UART detection :
DETECTED?
NO
NO
YES
Internal
data path loop-back test :
PASSED?
YES
External
loop-back test :
PASSED?
YES
NO
After connecting the loop back
tool
(
*
1)
, start up the system
using the diagnostics mode
#diag
[|]
userdata
↓
There is no problem
Check connection and software
Replace IC201
Replace IC203
4-2. Self-diagnostics Function
Summary of Contents for PCS-1500
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