Factory Mode/Failure Mode Of Panel - HP L1502 Service Manual

15" lcd colour monitor
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8
HP L1502 LCD
Go to cover page
Front control panel
Fig.1
Basic and simple instruction on the control keys.
When you press the button on the front control of your monitor, the On
Screen Display (OSD) Main Controls window will pop up and you can
then start making adjustments to your monitor's various features.
Access Factory Mode
How to Get into Factory Mode Menu
Step.1
Turn off monitor.
Step 2
:
[Push "
" & " + " buttons at the same time and hold it ] +
[Press power "
" button untill comes out "Windows screen"
] => then release all buttons.
Step 3
Press "
" button, bring up Factory mode indication as
shown in Fig 2.
Factory mode
-
SUB-BRI : Brightness value range(Min Max).
Fix value for continue mode requirement.
SUB-CON : Contrastvalue range(Min Mid Max)
SRGB : is equal to 6500K
Gain-m : Minimum value of User Gain
Gain-M : Maximum value of User Gain
AUTO-SUB: To do Auto color function when
push "Up" key in white pattern
IDX : Limit current of inverter (Fix value LG: 7, CPT: 28)
Panel Type: If set this to 1111, 2222 then system will
force panel type to LG, C PT
SCALER : Read/Write scaler register
Fig.2
READ
VAL:

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