Interface Sequence - Xerox DocuColor 2240 Service Manual

102-372 Interface Sequence

Interface sequence failure. The initial command from the Controller was not notified within a
specified time.
Initial Actions
• Switch power off then on.
• Remove and reseat the NVM PWBs, PS-1 and PS-2 ROM PWBs, the RAM PWBs, and
the ESS PWB. Make sure that all of the PWBs on the ESS PWBs are in the correct slot.
• Perform all of GP 3.
Procedure
Switch off the power. Remove the HDD
is still declared
Y N
If a HDD fault (usually 116-201) is declared, replace the HDD
Reinstall the HDD. There is +3.3 VDC from P/J300 pin on the ESS PWB to GND.
Y N
Go to the 3.3VDC wirenet, Figure 1
VDC between P/J510 on LVPS 1 and P/J300 on the ESS PWB. Repair or replace as
required. Refer to the OF 1-1 RAP.
GP10 is used to maintain the integrity of the serial number and billing data when one or more
serialized PWBs must be replaced. Never replace all three listed PWBs at the same time. If
any of the PWBs needs replacing, only replace them one at a time.
• ESS NVM PWB (PL 13.1).
• MCU NVM PWB (PL 13.1).
• ESS PWB (PL 13.1).
Failure to comply with GP 10 could result in catastrophic NVM corruption.
Check the cable (PL 18.3) from P/J344
wires are OK, replace the ESS NVM PWB
nal NVM PWB, then replace the PS-1 and/or PS-2 ROMs
replace the ESS PWB (PL 13.1).
Initial issue
DC 3535/2240/1632, WC M24
(PL 13.1). Switch on the power. Fault code 102-372
(PL 13.1).
(2240/1632), or Figure 2 (3535) and check for +3.3
CAUTION
on the ESS PWB to P/J727 on the IIT/IPS PWB. If the
(PL 13.1). If the problem persists, reinstall the origi-
(PL 13.1). If the problem remains,
102-373 Channel
Channel failure. The channel notified from the Controller was incorrect.
Procedure
Switch power off then on. The problem continues.
Y N
Return to service call procedures.
Perform re-installation of the software.
09/03
2-617
Status Indicator RAPs
102-372, 102-373