Printronix P7000 Series Maintenance Manual page 58

Chapter 3
Troubleshooting Display Messages
Table 4. P7000 ASCII (Spool) Error Messages List
Displayed Message
B50 ERROR: SDRAM
LOGIC COMB BANKS*
B51 STATUS: XX%
LOADING
B52 ERROR:
I2C DID NOT
COMPLETE
B53 ERROR: I2C NO
ARBITRATION
58
Explanation
Printer boot initialization
tests detect incorrect
SDRAM.
Status message: printer
boot-up routines are loading
printer system software into
flash memory and SDRAM.
There is a problem on the
2
I C bus which allows the
SDRAM DIMM to
communicate with the GPIO
or CT interface.
There is a problem on the
2
I C bus which allows the
SDRAM DIMM to
communicate with the GPIO
or CT interface.
Solution
1. Cycle power. If the message
appears again, reseat the
SDRAM DIMM.
2. Power on the printer. If the
message appears, install a new
SDRAM DIMM of the correct type
and size.
3. Power on the printer. If the
message appears, replace the
controller board. Record the
message and return it with the
defective board.
No action required.
1. Cycle power. If the message
appears again, replace the GPIO,
in installed.
2. Power on the printer. If the
message appears, replace the
CT board, if installed.
3. Power on the printer. If the
message appears, replace the
controller board. Record the
message and return it with the
defective board.
1. Cycle power. If the message
appears again, replace the GPIO,
in installed.
2. Power on the printer. If the
message appears, replace the
CT board, if installed.
3. Power on the printer. If the
message appears, replace the
controller board. Record the
message and return it with the
defective board.