Dell UltraSharp 2208WFP, Service Manual

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Service Manual
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Chapter 5- TEST AND ADJUSTMENT
1. Function key Definitions
Hot Key Operation
HOT KEY OPERATION
FUNCTION
ENTER MENU - + POWER
DESCRIPTION
FACTORY
MODE
● ● ON
Press [+] & [MENU] at the same time, and then
press [POWER] for DC power on. Press the [-]
key to enter factory menu
Brightness&
Contrast
●
To show the Brightness&
Contrast menu
AUTO ADJUST ● Execute the AUTO ADJUST function
Select Input ● Select the input source
Power Switch with power LED indicator Power: On/Off, includes power indicator and Power ICON
Green- Active On
Amber- DPMS
Front Panel Controls 1. Menu: Call out OSD Menu and choose
2 . (-): symbol molded into button, calls out brightness/Contrast, move down the
highlight bar.
3.( + )symbol molded into button, move up the highlight bar
4.
Input select: Select input signal
Hot Key Function Automatic adjust: Directly press “+”
Brightness/Contrast Icon: Directly press “-”
Factory Modes Keys Function Auto Color Balance
Purpose: Automatically calibrate chip ADC parameter by using chip internal
DAC.
Process: If we want to do “
Auto Color Balance ” again, please confirm the
following steps.
1) Connect the VGA cable with the standard video pattern generator and
display the pattern with blackest and whitest colors.
2) Press “ Power Key ”, to power off the monitor.
3) Press “ Menu Key ” and “+” simultaneously, and then press “ Power Key ” to
power on the monitor.
4) Press “-” to enter factory menu
5) Execute Auto Color item.
6) After the “Auto Color Balance” process finished, go back to Main Menu,
and Enter Factory Reset Menu, Then press “Factory Reset” to exit Factory
Menu.