ViewSonic N3735w-2M, Руководство по обслуживанию

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5. Adjusting Procedure
1. Function Test
1.1. Product
- 37” LCD TV
1.2. Test Equipment
-PC signal generator: CHROMA 2525 CARD ,CHROMA 2327 or 2329,Pioneer
DV-S969AVi.
-TV and Video signal generator.
-Color analyzer: MINOLTA CA210.
-Power meter: CP-310A or CP-320A.
-AC power supply transformer: 110V/120V ±10% 60Hz ±5%.
-Digital ammeter
1.3. Test Condition
Before function test and alignment, each LCD TV should be run-in and warmed up for at
least 30 minutes with the following conditions:
(a) In room temperature,
(b) With full-white screen, and 32 grey scale,
(c) With cycled display modes.
1.4. Test Display Modes & Pattern
1.4.1 EEPROM INIT
A. Press ‘POWER’, ‘ ▲ ’and ‘ENTER’ at the same time, then go into the FACTORY
MODE.
Fig. 1 Fig. 2
B. Figure 1,Select EEPROM INITIAL and press ENTER. The act of EEPROM
INITIAL is completed when EEPROM INIT disappeared.
1.4.2 COLOR TEMPERATURE ADJUSTING
PC MODE:
A. Timing: 1360*768@60Hz.
B. Pattern: 32 grey scale.
C. LCD TV should be run-in and warmed up for at least 30 minutes.
D. Color
Temperature adjusting.
1.Fig. 1: under the picture 32 grey scale of VGA source, select WHITE
BALANCE and press ENTER, The color warm will auto adjust. The act of
WHITE BALANCE is completed when the picture is steady.
2.After adjusting, switch to FULL WHITE and check the value of each color.
Preset color for N3735W2M
x=0.283±0.030 y=0.298±0.030
3.Under the picture NTSC color bar of YPbPr 720p source, select WHITE
BALANCE and press ENTER, The color warm will auto adjust. The act of
WHITE BALANCE is completed when WHITE BALANCE disappeared.
4.After adjusting, switch to FULL WHITE and check the value of each color.
Preset color for N3735W2M
x=0.283±0.030 y=0.298±0.030
1.4.3 Power Consumption Check ( VGA MODE )
A. TIMING: 1360 x 768@60Hz
ViewSonic Corporation
Confidential - Do Not Copy
N
3735
w-
2M
32