ViewSonic VG1921wm-2, Руководство по обслуживанию

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ViewSonic Corporation
Confidential - Do Not Copy
VG1921wm-2
27
Deactivate
Resolution Notice Menu Push button [2] under Resolution
Notice OSD, select Disable
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3.5 Factory Mode Introduction
When input the signal, press “power key” to turn off the monitor. Press” [ ▼ ] +[ ▲ ] +[ ] “at the same time so
as to enter factory mode. After power on, press ‘’Menu[1]’’ key, you can see the Factory menu.
INL-V0
: Currently using panel model name
V4 060804 : Currently using firmware version information.
Auto Color : Automatically calibrate chip ADC parameter by using chip internal DAC
Color Temperature : The R, G, B of 9300K and 6500K and 5400K and User Mode
Colors are all generated from scaling back end.
4. Burn-in pattern
If it is a new monitor, and in factory mode, if no VGA signal input, Burn-in pattern will self generate automatically.
Burn in patterns are: full Red, Green, Blue, White and Black. You can not escape from Burn-in pattern until plug in
VGA Cable, and then press the power key. Turn the monitor off and then turn it on.
5. Auto Color (Automatically calibrate chip ADC parameter by using chip
internal DAC)
If it is a new-built set and it is first time to do the “auto color”, please confirm the following steps:
-Connect the VGA cable with the standard video pattern generator and display 16-gray pattern on the monitor.
- Press “Power” to power off the monitor.
- Press”
[ ▼ ] +[ ▲ ] +[ ] “simultaneously to enter factory mode.
- Press ‘’Menu[1]’’, then press ‘’Auto[2]’’ to execute Auto color item.
- After the “Auto Color” process finished, please press “Power” to restart monitor.
6. EDID (Rewrite EDID data to EEPROM)
If we need to rewrite the EEPROM data, please confirm the following steps.
1. Plug in VGA Cable; we can rewrite the EDID data to EEPROM by using “EDID Rewrite” program.
2. If the “EDID Rewrite” process finished, please pull out VGA cable and press ‘’2’’+’’
▲ ’’ at the same time.
3. Pull out AC power cable or press power key to restart.
7. Upload firmware to MCU via VGA Cable
7.1 Connect ISP board between monitor and PC as below configure
ISP Board
Print Port
25PI
N
D-SUB 15PI
N
LCD Monitor
D-Sub
Insert to Print
Port 25pin
CON on PC
Service
cable