LG 34UC88 Service Manual page 8
Chassis: lm55e
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Also See for 34UC88:
- Owner's manual (38 pages) ,
- Owner's manual (38 pages) ,
- Owner's manual (38 pages)
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- EDID Ver. 1.4 FOR Display Port_8bit (256Byte)
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- EDID Ver. 1.4 FOR Display Port (256Byte) _ PBP Mode
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- EDID Ver. 1.4 FOR Display Port_10bit (256Byte)
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- EDID Ver. 1.4 FOR Display Port_Free-sync (256Byte)
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Copyright ©
LG Electronics. Inc. All rights reserved.
Only for training and service purposes
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3.3. Function Check
3.3.1. Check Screen
■ Check input and signal items. (cf. work instructions)
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1. HDMI1/2 (3440 x 1440 @60Hz)
2. DisplayPort1.2 (3440 x 1440 @60Hz) - using PC
4. Total Assembly line process
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4.1. Write HDCP Key
Write HDCP Key into EEPROM by using DDC2AB protocol
& HDCP Adjustment Jig equipment. If error is occurred, try to
write again. After download HDCP key, send command '0xE6
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00 00' for loading RAM memory correctly.
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4.2. White balance adjustment
- Adjust PRESET Warm(6500K) Color coordinates and
Gamma calibration .
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■ Set the CA-210 for calibration.
■ Input Gamma calibration Pattern (R,G,B, Grey 20 )
■ Set as Warm(6500K) by commanding COLOR_MODE_
CHANGE Command code.
■ Gamma calibration and verify
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■ Warm(6500K) color adjustment
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Adjust to meet x/y color coordinate as below
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2~4 min
4~8 min
8~10 min
10~25 min
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25~40 min
40 min~
Save Warm(6500K) Color by commanding COLOR SAVE
Command code.
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x
y
0.318
0.339
0.318
0.338
0.317
0.337
0.316
0.334
0.314
0.332
0.313
0.329
LGE Internal Use Only
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