08/2012
6-105
WorkCentre 5021/5019
6.4.2.14, 6.4.2.15
General Procedures
Initial Issue
6. After the final output or when the [Stop] button is pressed, [End] will be displayed on the
UI.
7. Pressing the [Clear All] button returns you to the [Chain-Link Number Entry] screen.
6.4.2.15 Checking and Repairing the Billing Counter (621-
400)
Purpose
• If there is any difference between the Billing/Meter values at the 2 locations, the error
code (116-334) will be displayed. The corrective action for this condition is listed here.
Overview
• The Billing Counter for WC 5021/5019 is a Software Meter. The Billing Counter number of
sheets is stored in 2 locations - the [External (Master) EEP ROM] on the ESS/MCU (AIO
Controller) PWB and the [Mounted (Backup) EEP ROM] in the PWB.
Figure 1 j0lj41804
• When the power is turned ON, the Billing/Meter values that is stored in the EEP ROM at
the 2 locations will be checked. If the values at the 2 locations are found to be different,
the error code (116-334) will be displayed.
Procedure
1. Enter the CE Diag Mode and input 621-400 in the Chain-Link to perform NVM matching.
2. Input '1' if you want to restore the data from the External (Master) EEP ROM to the
Mounted (Backup) EEP ROM and input '2' if you want to restore the data from the
Mounted (Backup) EEP ROM to the External (Master) EEP ROM.
Table 1
Input Value Operation Data Copy
0 Do nothing Outputs a blank printout.
1 NVM Restore Restores the data from the External (Master) EEP ROM to the
Mounted (Backup) EEP ROM
2 NVM Restore Restores the data from the Mounted (Backup) EEP ROM to
the External (Master) EEP ROM
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