Electrical Alignment; Required Equipment; Electric Adjustment In Service Mode; Service Mode - Sony FWD-40LX1 Service Manual

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Be sure to perform adjustment in the service mode when making the repairs below.
Contents of repair
Repair related to picture quality
When the panel module is replaced
When the D3 or V1 board is replaced

2-1. Required Equipment

. VG (Programmable video signal generator)
VG-828 or the equivalent
. Remote commander RM-980 (Supplied for this unit)
. Chromaticity meter
2-2. Electric Adjustment in Service
Mode
Electric adjustment is performed using a remote
commander (RM-980) supplied for this unit.

2-2-1. Service Mode

In addition to the ordinary user menu, "Service Mode" is
displayed when this unit is put into the service mode.
"Service Mode" is used for electric adjustment.
Start
To enter the service mode using RM-980, press the
[DISPLAY] → [5] → [VOL+], and [POWER|ON] keys
sequentially with this unit put into the standby state.
Cancellation
To cancel the service mode, put the unit into the standby
state again using a "STBY" key or turn off the power.
FWD-40LX1
Section 2

Electrical Alignment

Adjustment item
AD Calibration Adjustment (Refer to Section 2-2-7.)
White Balance Adjustment (Refer to Section 2-2-6.)
White Balance Adjustment (Refer to Section 2-2-6.)
AD Calibration Adjustment (Refer to Section 2-2-7.)
White Balance Adjustment (Refer to Section 2-2-6.)
Viewing the screen
Service Mode
←

Picture Mode

Adjust Picture
Adjust Sound
Vivid/Standard Save
White Balance
AD Calibration
Factory Reset
Option Switch
1 Change in Picture Mode (Refer to Section 2-2-2.)
2 Picture quality adjustment (Refer to Section 2-2-3.)
3 Sound quality adjustment (Refer to Section 2-2-4.)
4 Change in initial values of Adjust Picture and Adjust
Sound (Refer to Section 2-2-5.)
5 White balance adjustment (Refer to Section 2-2-6.)
6 AD calibration adjustment (Refer to Section 2-2-7.)
7 Reset to factory-setting value
(Refer to Section 2-2-8.)
8 Special functions (Refer to Section 2-2-9.)
Commander function in service mode
Like user adjustment, six keys ([MENU], [ENTER], [&],
[*], [(], and [)]) are used for basic operation.
Other keys can also be operated in the same way as during
user adjustment.
2-2-2. Picture Mode
Changes the picture mode as in the ordinary operation.
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