Preparation For Electrical Adjustment; Required Equipment; How To Enter The Service Mode; Com Adjustment - Sony VPL-FH30 Service Manual

2-3. Preparation for Electrical Adjustment

2-3-1. Required Equipment

. NTSC, PAL, SECAM component signal generator:
Tektronix TG2000 + AVG1 (option module) + AWVG1 (option module) or equivalent
. VG (programmable video signal generator):
ASTRODESIGN VG-828 or equivalent
. Chroma meter:
KONICA MINOLTA CL-200 or equivalent
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Allow the warm-up time of 5 minutes after the power is on before starting the V com and White balance
adjustments.

2-3-2. How to Enter the Service Mode

1. Press the [MENU] key.
The menu appears.
2. Set the Status to "On" in the Operation menu.
3. Press the [MENU] key to close the MENU.
4. Press the keys in the following order:
[ENTER] → [ENTER] → [&] → [ENTER]
The message "Do you want to enter the Service Mode? [Yes] [No]" appears.
Select [Yes] and press the [ENTER] key.
How to exit the service mode
Perform the key operations in accordance with step 4.
The message "Do you want to return to the User Mode? [Yes] [No]" appears.
Select [Yes] and press the [ENTER] key.
2-4. V COM Adjustment
1. Enter the service mode. (Refer to Section 2-3-2.)
2. Select the menus in the following order: Device → Other → 07 Other/Pattern Enb. Then, set the value
to "1".
3. Select the menus in the following order: Device → Panel Driver → 04 P.Drv/V Common R, and
adjust using [&] and [*] the value so that the fl icker is minimum.
4. In the same way of step 2, adjust the value for minimal fl icker on the menu 05 P.Drv/V Common G
and 06 P.Drv/V Common B.
5. Select the menus in the following order: Device → Save To Memory. Select [Yes], and press the
[ENTER] key to save.
6. Select the menus in the following order: Installation → Image Flip and set it to either "V" or "HV".
7. Perform the steps 2 to 5.
8. Select the menus in the following order: Installation → Image Flip and set back to "Off".
VPL-FH30
2-3 (E)