15-372 X PIO Initialization Failure 3
Communication Failure.
Procedure
Switch the power off then on. The problem continues.
Y
N
Return to Service Call Procedures.
Check the connectors on the IIT/IPS PWB
is OK, replace the ESS PWB
(PL
13.1). If the problem continues, replace the IIT/IPS PWB
18.3).
Initial issue
DC 3535/2240/1632
(PL
18.3) and the ESS PWB
(PL
13.1). If the check
15-375 X PIO Before Scan Failure
Communication Failure.
Procedure
Switch the power off then on. The problem continues.
Y
N
Return to Service Call Procedures.
Check the connectors on the IIT/IPS PWB
(PL
is OK, replace the ESS PWB
(PL
18.3).
02/03
2-299
(PL
18.3) and the ESS PWB
(PL
13.1). If the problem continues, replace the IIT/IPS PWB
Status Indicator RAPs
15-372, 15-375
13.1). If the check
(PL