LG UltraFine 27MD5KA Service Manual page 8
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Also See for UltraFine 27MD5KA:
- Owner's manual (27 pages) ,
- Owner's manual (27 pages) ,
- Owner's manual (28 pages)
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3. No Video – Thunderbolt3_Check IC500
N
Check C1102
Voltage Level (20V)
Y
N
Check IC1101 Output
Voltage Level (3.3V)
Y
N
Check IC1102 Output
Voltage Level (1.1V)
Y
N
Check IC1103 Output
Voltage Level (1.5V)
Y
N
Check X500 Clock
14.318MHz
Y
Replace IC501 Flash
Memory
Y
Check Power connector
OK ?
Replace IC1101 &
Recheck
Replace IC1102 &
Recheck
Replace IC1103 &
Recheck
Replace X500
Replace PSU
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