Servicing Notes; Enhanced Service Mode Features; Print.inf Log File; Vi. Servicing Notes - Canon imageprograf IPF8400S Service Manual

VI.

Servicing Notes

A.

Enhanced Service Mode Features

Enhanced firmware has been added to provide functions for service mode
adjustments and troubleshooting. The service mode enhancements when
applied, will help reduce service costs and maintain uptime. Refer to the
imagePROGRAF iPF8400S Service Manual for details.
Table 4 - Enhanced Service Mode Features
CR Unlock / CR Lock
PG Check
CR Auto Scan
Stirring Check
OPT SENS Output
Nozzle Check
Nozzle INF
Memory CHK
Head CNT CHK
Cogging Torque Check
Flex Cable Check
B.

Print.Inf Log File

The Print.Inf file records printer performance and adjustment history data.
Refer to the imagePROGRAF iPF8400S Service Manual for details.
The log file provides the following:
• Dates when WARNINGS and ERRORS occurred
• Logs a separate JAM history of print conditions
• Records humidity information
• Records the number of days from initial Printhead installation
• HEAD INF: Logs history of current and previous Printheads
• Records results of each adjustment value
imagePROGRAF iPF8400S Service Guide
Description
Locks/unlocks the carriage with the covers closed
Checks Purge Unit operation with the covers closed
Checks carriage movement while changing scan settings
Confirms the ink stirring operation
Checks multi-sensor status and distance from media
Checks nozzle operation
Confirms nozzle function and non-ejection status
Checks DDR & EEP memory function
Confirms Printhead electrical contact status
To check the CR motor cogging torque
To check the Flat Flex Ribbon Cable function
imagePROGRAF iPF8400S Service Guide
Remarks
September 2013
Page 9