Adjustment Items And The Order By Repaired Part - Epson Stylus Pro 4910 Service Manual

Epson Stylus Pro 4900/Epson Stylus Pro 4910

4.1.2 Adjustment Items and the Order by Repaired Part

The following table shows the required adjustments by repaired or replaced part and the order in which the adjustments must be performed.
NOTE 1: The adjustments required for the Main Board differs depending on whether the NVRAM on the old board can be backed up or not.
2: When the firmware update is required, first check the version of firmware currently installed on the printer, then update the firmware if necessary.
3: The meanings of abbreviations on the list are as follows.
SP=Service Program
RP=Replace
RM=Remove only
4: The adjustment item whose execution mode is indicated "Normal" can be adjusted in the Serviceman Mode. However, the panel operation in the Serviceman mode is
limited. The adjustment item whose execution mode is indicated "Serviceman Mode" cannot be adjusted in the Normal Mode or the Normal Mode is not
recommended.
Class Part/Unit
AID Board
Power Supply Board
Control Panel
Electric Circuit
Component
Main Board
(NVRAM Backup OK)
ADJUSTMENT
Table 4-1. Adjustment items and the order by repaired part
Adjustment
1 Nozzle Check
2 AID Function Check
1 Motor Measurement Adjustment
2 Colorimetric Calibration Adjustment
1 Operation Panel Check (Buttons & LCD)
1 NVRAM Backup (Read)
2 Firmware Install
3 NVRAM Backup (Write)
4 RTC & USB ID Check & Adjustment
5 MAC Address Check & Input
Execution Use of
Jig
Mode SP
√
Normal ---
√
Normal ---
√
Normal ---
√
Normal ---
Serviceman
--- ---
Mode
√
Normal ---
FW update
→
√
---
Automatic
reboot
√
FW update ---
√
Normal ---
Network
√
---
connection
Overview
Revision A
Media RP RM
√ √
---
√ √
---
√
---
√
---
√ √
---
√
---
√
---
√
---
√
---
√
---
Confidential
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