09/03
2-103
DC 3535/2240/1632, WC M24
6-340, 6-345
Status Indicator RAPs
Initial issue
6-340 ESS RAM Test Error
At power on, the system detected a IIT/IPS PWB RAM test error.
Procedure
Switch the power off then on. The problem continues.
YN
Return to Service Call Procedures.
Replace the IIT/IPS PWB (PL 18.3).
6-345 ESS ROM
• The NVM value cannot be written at the IIT/IPS PWB Write.
• A communication failure with the ROM was detected.
Procedure
Switch off the power. Reseat all connections on IIT/IPS PWB (PL 18.3). Switch on the power.
The problem continues.
YN
Return to Service Call Procedures.
Replace the IIT/IPS PWB (PL 18.3).