Serial Interface Communication System); Parallel Interface Communication System); Internal Data Processing System) - Canon BJ-W3000 Service Manual

CHAPTER 5. TROUBLESHOOTING
12. 052xx (Serial interface communication system)
13. 053xx (Parallel interface communication system)
Problem/Unit
Improper printer-
computer communi-
cation setting
Image controller
14. 060xx (Internal data processing system)
a. W6041
Problem/Unit
Missing color
BJ print heads (Y,M
and C)
b. Others
Problem/Unit
Data transmission
problem
Insufficient memory
Incorrect setting of
parallel interface
communication mode
Image controller
5–38
Step Check item
1 Is the printer-computer communi-
cation setting proper?
Step Check item
1 Are all 3 color BJ print heads (Y,
M and C) installed?
Step Check item
1 Does the same phenomenon occur
with other data transfers?
2 Has the transmission data exceeded
the memory capacity of the printer?
Does the same phenomenon occur
using the serial interface?
3
Result Remedy
NO Set the communication mode
properly.
YES Replace the image controller.
Result Remedy
NO Install each color BJ print head.
YES Refer to Table 3. 004xx (BJ print
head system) (P.5-34).
Result Remedy
NO Explain to the user that the trouble
is in the data transfer.
YES Instruct the user to add memory.
NO Change the parallel interface
communication mode.
Replace the image controller.
YES