IBM 6500

Table 10. Fault Messages (continued)
Fault Message
Operator
Correctable? Explanation Solution
148 DRIVER CIRCUIT BAD
SEE USER’S MANUAL
No Driver circuit is faulty. The
hammer coil count test
failed.
Contact your IBM service
representative.
149 HMR BANK NOT
INSTALLED
SEE USER’S MANUAL
No Hammer bank not installed. Contact your IBM service
representative.
150 ERROR: EC STOPPED AT
STATE XXXX
No XXXX is a number from
0000 to 0010. The Entine
Controller has stopped and
is in the state identified by
the number displayed.
Contact your IBM service
representative.
159 HAMMERBANK HOT No The hammerbank is
overheating.
Contact your IBM service
representative.
160 ERROR: DC PROGRAM
NOT VALID
No The printer cannot find the
data controller program or
the validation checksum is
corrupt.
Contact your IBM service
representative.
161 ERROR: DRAM AT
ADDRESS XXXXXXXX
No The printer found a defective
memory location.
Contact your IBM service
representative.
162 ERROR: EC PROGRAM
NOT VALID
Yes The printer cannot find the
engine controller program or
the validation checksum is
corrupt.
Download the program again.
If the fault message appears
again, contact your IBM service
representative.
163 ERROR: FLASH DID NOT
PROGRAM
Yes The printer encountered an
error trying to program flash
memory.
Download the program again.
If the fault message appears
again, contact your IBM service
representative.
164 ERROR: SDRAM JEDEC
MISSING
No The printer could not find
JEDEC table for SDRAM
using default values.
Contact your IBM service
representative.
165 ERROR: NO DRAM
DETECTED
No The printer could not find
any DRAM.
Contact your IBM service
representative.
166 ERROR: NVRAM FAILURE No The nonvolatile SRAM on
the controller board has
failed.
Contact your IBM service
representative.
167 ERROR: PROGRAM NEEDS
MORE DRAM
No The printer requires more
DRAM to run the
downloaded program.
Contact your IBM service
representative.
168 ERROR: PROGRAM NEEDS
MORE FLASH
No The printer requires more
flash memory to run the
downloaded program.
Contact your IBM service
representative.
169 ERROR: PROGRAM NOT
COMPATIBLE
No The printer is not compatible
with the downloaded
program.
Contact your IBM service
representative.
170 ERROR: PROGRAM NOT
VALID
No The printer does not see a
program in flash memory.
Contact your IBM service
representative.
171 ERROR: SHORT AT
ADDRESS XXXX
No Hardware failure in DRAM
or controller circuitry.
Contact your IBM service
representative.
Chapter 6. Routine Service and Diagnostics 239