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File name:VE710S-2 VE710B-2 VA721 Adjusting procedure.pdf
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Model:ve710s-2 🔎 ve710s2
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Descr:VE710S-2 VE710B-2 VA721 adjst
Group:Electronics > Computer equipment > Monitors
Uploaded:30-07-2004
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File name VE710S-2 VE710B-2 VA721 Adjusting procedure.pdf

5. Adjusting Procedure (VE710s-2/VE710b-2/VA721) 5.1. ADJUSTMENT CONDITIONS AND PRECAUTIONS 1. Approximately 30 minutes should be allowed for warm up before proceeding. 2. Adjustments should be undertaken only on those necessary elements since most of them have been carefully preset at the factory. 3. ESD protection is needed before adjustment. MAIN ADJUSTMENTS NO. FUNCTION 1. White Balance 2. GEOMETRY DESIGNATION Function Key Function Key 5.2. 5.3. ALIGNMENT PROCEDURES Adjustment Conditions and Precautions: (A). Power supply voltage: AC 110/120V±10% 60 Hz±5%, AC 220/240V±10% 50 Hz ±5%. (B). Warm up time: The display must be power ON for at least 30 minutes at full white pattern before starting alignments. This is especially critical in color temperature and white balance adjustments. (C). Signals: reference the front detail specifications and timing table. Video : reference the front detail specifications. 1. Adjustment of White Balance: A. TIMING: 1280x1024 64KHz/60Hz. B. PATTERN: 5 Blocks. C. LCD MONITOR set to 1280x1024 80K/75Hz BURN IN and warm up over 30 minutes. D. CA110 color analizer at the center of screen and along a perpendicular to the screen at 20cm from the display. E. Power turn off, Press "" and " 2 " and turn on power at the same time after power LED is on, release "" and " 2 " key, Then press " 1 " key go to factory mode. (Fig.1) (Fig.1) F. Adjust Color Temperature: (1) EEPROM INIT (5 BLOCKS): Press "" key move cursor to EEPROM INIT, Press 2 key then monitor will INIT ADC value. (2) Press "" key move cursor to "White Balance", Press 2 key do white balance adjustment. (3) Press "" key move cursor to "Color Temerature Adjust", Press 2 key, Then OSD will display Fig.2 (Fig.2) (4) 9300K verify: move cursor to 9300K Press 2 key. Press "" ,"" key adjust R.G.B value x=0.283 ±0.02 y=0.298 ±0.02 Press 1 key return to Fig.2 (5) 6500K verify: Repeat (4) press "" ,"" move cursor to 6500K press 2 key x=0.313 ±0.02 y=0.329 ±0.02 Y240 cd/m2 (6) 5400K verify: Repeat (4) press "" ,"" move cursor to 5400K press x=0.332 ±0.02 y=0.348 ±0.02 (7) Press 1 key go back to Fig.2, Then press OFF/ON quit factory mode. 2 key 1 key return to Fig.1, Power key G. Color Temperature & Luminance Verify: BRIGHTNESS MAX, CONTRAST MAX 9300K: x=0.283 ±0.02 y=0.298 ±0.02 6500K: x=0.313 ±0.02 y=0.329 ±0.02 Y240 cd/ 5400K: x=0.332 ±0.02 y=0.348 ±0.02 2. Geometry: (a). Set cross-hatch pattern and preset timing as timing table listed. (b). Change to each mode in turn and wait for the monitor finish auto-alignment and save process before change to next mode. (c). Until all of modes are agjusted, exit OSD menu and press PWR OFF to exit factory mode.

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