Data Transfer; After Optical Engine Replacement; After Electrical Chassis (Pwb-Main) Replacement - Mitsubishi Electric WD-73640 Technical Training Manual

Data Transfer

Service Data is duplicated and stored in separate EEPROMs in two locations.

PWB-MAIN - Working data for TV operation

OPTICAL ENGINE - Backup data
Procedure:
1. Enter the Service Mode <MENU><2-4-5-7> Select the Data Transfer & Geometry Menu <0>
Data Transfer & Geometry Menu <MENU><2-4-5-7><0>
RESTORE ENGINE DATA FROM BACKUP
RESTORE GEOMETRY DATA FROM BACKUP
MANUAL GEOMETRY ALIGNMENT
SAVE ENGINE AND GEOMETRY SETTING TO BACKUP
BACKUP AND RESTORE ISF SETTINGS
RED ONLY AND GREEN ONLY
Warning - Only use "SAVE ENGINE AND GEOMETRY SETTING TO BACKUP"
Note: Besides MANUAL GEOMETRY ALIGNMENT, six data transfer choices are listed on screen.

RESTORE ENGINE DATA FROM BACKUP - copies backup factory adjustments HVPOS, White Balance
and Index Delay from the Optical Engine to the PWB-MAIN.

RESTORE GEOMETRY DATA FROM BACKUP - copies backup factory Geometry Alignment data from
the Optical Engine to the PWB-MAIN.

SAVE ENGINE AND GEOMETRY SETTING TO BACKUP - copies all working data from the PWB-MAIN
into backup memory on the Optical Engine.

BACKUP AND RESTORE ISF SETTINGS - allows the ISF (ADV) video settings to be backed up and
restored using an external USB memory device.

RED ONLY AND GREEN ONLY - displays the video in red or green only.
2. Use the <  > buttons to select the item and press <ENTER>.
3. Follow on-screen instructions if given.
4. Press <EXIT> to quit.

After Optical Engine Replacement:

1. Save Engine and Geometry Setting to Backup

After Electrical Chassis (PWB-MAIN) Replacement:

1. Restore Engine Data From Backup
2. Restore Geometry Data From Backup.
3. Restore ISF Settings From Backup (Only if backup USB memory device is available) .
after Optical Engine replacement.
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