Ricoh PJ WX5350, Field Service Manual

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Writes BIOS data, Firmware, Firm and data for each CPU, set device (IC) values, a
temperature table for cooling, and adjusted VT values.
• EDID Data
Writes Model-related data for each model used for communication with a PC.
If this value is incorrect, the PC may be unable to recognize a XGA/WXGA mode.
• Serial number and Model number
Writes the serial number and model name of the product.
• Flicker adjustment
Writes the electrical characteristic values of each individual OPT Base.
Procedures for the replacement of the PCB Main Ass’y
Outline of adjustment procedules
Before the replacement of PCB Main Ass’y.
1. Copying of all data
After the replacement of PCB Main Ass’y
1. Data writing for each model is carried out
Software : PJUpgrader2vupf, PJUpgrader2
2. Writing of copied All Data
Software : PC control software for service
3. EDID data writing is carried out
Software : EDID Writer
4. Data writing for Serial number and Model number
Software : SN WRITER
• When all data cannot be copied
After the replacement of PCB Main Ass’y
1. Data writing for each model is carried out (PJUpgrader2vupf, PJUpgrader2)
2. Flicker adjustments, Usage Time setup (PC control software for service)
3. EDID data writing is carried out (EDID Writer)
4. Data writing for Serial number and Model number (SN WRITER)
Electrical Adjustment
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