Of6Bess Rap [Nc60] - Xerox DocuPrint C55 Service Manual

OF6B ESS RAP [NC60]
This RAP is used when you suspect a problem
with the [NC60] ESS.
PROCEDURE
Switch the Printer off. Enter IOT normal
diagnostics [3] + [7], then Power On. Use [3]
to scroll to TEST PRINT and press [1] to run
an IOT test print.
The Test Print is produced.
Y N
Refer to Section 2 Table of contents and
fix the IOT Problem.
Switch the printer off, wait 10 seconds then
switch the printer on.
Refer to Figure 1 and Locate the POWER and
FAIL LEDs on the rear of the ESS PWB.
Observe these two LEDs through the two
cutouts.
The POWER LED is on.
Y N
Refer to BSD 1.2 and check the +5 VDC
to the ESS PWB (CN104-16~20). If OK,
replace the ESS PWB.
The FAIL LED is off.
Y N
When the Fail LED is on, it indicates a
ESS boot failure, replace the ESS.
Power on Version number was displayed.
Y N
Replace the ESS.
The Control Panel displayed ***' s, then
displayed Initializing and the copyright
statement.
Y N
A B
DocuPrint [NC60]
A B
Check the plug in RAM to ensure it is
seated properly and is at least 32 MB.
If the problem still exists replace the ESS.
Press [2] until Service Menu is displayed.
Press [5] until Config Sheet is displayed, then
press [1] to make a test print.
A Test Print was produced.
Y N
Replace the ESS PWB.
Determine the Port being used then select
from one of the following:
• Customer is using the Serial interface.
- Check the connector from the PC to
ensure it is seated properly.
- Check for any bent or deformed pins.
- If the problem still exists, replace the
ESS PWB.
• Customer is using the Parallel interface.
- Check the connector from the PC to
ensure it is seated properly.
- Check for any bent or deformed pins.
- If the problem still exists replace the
ESS PWB.
• Customer is using 10 MB NIC (No Optional
NIC Card).
- Check the NIC connector to ensure it is
seated properly.
- Check for any bent or deformed pins.
- If the problem still exists replace the
ESS PWB.
2/99
2-39
• Customer is using 100 MB NIC or Token
Ring (Optional NIC Card).
• Examine the NIC card for any obvious
problems. Look for bent or deformed pins.
• Set up the meter to measure +5 VDC and
check for +5 VDC between pins 1 and 2
(top 2 pins) of the NIC connector.
+5 Volts is available.
Y N
Replace the ESS PWB.
Replace the NIC PWB.
BNC
10 MB
E' Net
NIC
RJ45
Parallel
FAIL
POWER
Serial
Optional
NIC
Figure 1. ESS PWB
OTHER FAULTS RAPs
OF6B