Adjustments; Notes On Servicing; When The Prism Assembly Is Replaced; When The In-Polarizer (R)/(G)/(B) Assemblies Are Removed - Sony VPL-FH31 Service Manual

2-1. Notes on Servicing

2-1-1. When the Prism Assembly is Replaced

1. Perform the V COM adjustment. (Refer to Section 2-4.)
2. Write the Opt Unit data supplied with the prism assembly using Quick Access2.
(Refer to Section 2-7-5.)
3. Perform the white balance adjustment. (Refer to Section 2-5.)

2-1-2. When the In-polarizer (R)/(G)/(B) Assemblies are Removed

Perform the polarizer adjustment. (Refer to Section 2-2.)

2-1-3. When Replacing the C Board

1. Save the Opt Unit and NVM (All) data before replacement of the C board using Quick Access2.
(Refer to Sections 2-7-2 and 2-7-4.)
2. Replace the C board. (Refer to Section 1-3-5.)
3. Take notes of the following data in the C board after replacement.
Device → Panel Driver → 13 P.Drv/Volt Tune R, 14 P.Drv/Volt Tune G, 15 P.Drv/Volt Tune B.
4. Write the data saved in step 1 to replaced C board. (Refer to Sections 2-7-5 and 2-7-7.)
5. Enter the data taken notes in step 3.
6. Select the menus: Device → Save To Memory, then select [Yes] and press [ENTER].
7. Perform the V COM adjustment. (Refer to Section 2-4.)
8. Check the white balance, then perform the white balance adjustment as needed.
(Refer to Section 2-5.)
9. Perform the Ext (Network) reset. (Refer to Section 2-6-5.)
VPL-FH31/F401H
Section 2

Adjustments

2-1 (E)