IBM 6400 Maintenance Information Manual page 106

Chapter 5
Troubleshooting Display Messages
Operator Panel
Message
P68 ERROR:
EC PROGRAM NOT
VALID
P69 ERROR:
EC STOPPED AT
STATE XXXX
PLEASE WAIT...
RESET IN PROGRESS
READY
RESETTING...
PLEASE WAIT
106
Table 4. Message List
Explanation
The printer cannot 1. Download the program again. If the
find the engine
controller program or
the validation
checksum is corrupt.
2. Power on the printer. Download the
Where XXXX is a 1. Power off the printer. Remove all flash
number from 0000 to
0010. The Engine
Controller hung at a
process indicated by
XXXX.
If the state is 0000,
2. Install the flash and DRAM SIMMs,
replace the CMX
controller board.
3. Power on the printer. Download the
4. Power on the printer. Download the
No action required.
Status message: the
printer finished
loading the program
into flash memory
and is automatically
resetting itself.
Printer state No action required.
message: the printer
is online.
Status message: the No action required.
printer is resetting
itself.
Corrective Action
message occurs again, replace all flash
memory SIMMs with pre-written flash.
(See Table 8 and Table 9 on page 219
and Figure 35 on page 220.)
emulation. If the message appears,
replace the CMX controller board. Record
the message and return it with defective
CMX board.
memory and DRAM SIMMs. Inspect the
SIMM sockets on the CMX controller
board. (See Figure 35, page 220.) If any
socket pins are bent or damaged, replace
the CMX controller board.
making sure they are fully and correctly
seated. Power on the printer. Download
the emulation. If the message appears,
replace the flash memory with pre-written
flash. (See Table 8 and Table 9 on page
219 and Figure 35 on page 220.)
emulation. If the message appears,
replace the DRAM SIMM(s). (See Figure
35, page 220.)
emulation. If the message appears,
replace the CMX controller board. Record
the message and return it with defective
CMX board.