Call Flow Procedure; Initial Actions/Systems Checks - Xerox 8850 Service Manual

Call Flow Procedure

Procedure
Perform the following:
1. Initial Actions.
There has been more than 5 customer work days or 500 feet (150 meters) since the last
service call.
Y N
Perform the following:
1. Perform the Maintenance Procedures
2. System Checkout
Perform the following:
1. Maintenance Procedures for all subsystems.
2. System Checkout .
Service Call Procedures
Call Flow Procedure, Initial Actions/Systems Checks
for the subsystem that caused the problem.

Initial Actions/Systems Checks

1. Ask the operator to try to duplicate the problem.
2. Ask the operator to cancel all of the print jobs in the print queue.
3. Review the logbook for previous service on the system.
4. Check the Recent Fault Log for trends:
a. With a Controller - Print out the Configuration Test Sheet through the Utilities
Menu. The last 25 faults are listed on the upper-right side of the sheet.
b. Enter [0391] and [0392]. Use the Next and Previous buttons to scroll through the
fault logs and review the faults and frequency of occurrence.
c. Offline menu: Reference the 8850/510dp Printer Operator Manual, Offline Setup
Menu, Performing printer diagnostics, Viewing recent fault log to have the customer
review the fault log.
5. Analyze the frequency of the fault codes and refer to the Status Code Entry Chart to trou-
bleshoot the problem:
a. C or E codes should occur no more frequently than once per 1000 linear feet.
b. All Cutter faults should occur no more frequently than once per 10,000 linear feet.
NOTE: E4-09, Cx-04, and Cx-05 are out-of-media codes and will occur once per 500 linear
feet. Also, 001 and 002 codes are power on/off. Question the operator if the faults are exces-
sive.
6. Record the readings from the media length counter.
NOTE: Perform each of the following steps in sequence, unless directed elsewhere.
7. If there is a fault indicator displayed, determine the type of fault.
• If a status code is displayed, go to the
• If there is a message displayed, go to the
tion
8. If there is a print quality problem, go to the
tion.
9. If the Printer Control Panel is blank, go to
service manual.
10. If the Printer Control Panel displays numbers during Printer warm up, go to
On Self Test (POST) RAP in Section 2 of this service manual.
03/2003
1-4
Status Code Entry Chart in this Section.
Message Display Entry Chart in this Sec-
Print Defect Isolation Procedure in this Sec-
OF-1 Control Panel RAP in Section 2 of this
OF-2 Power
8850/ 510DP