DOWNLOAD LG 50PZ570B-SB (CHASSIS:PB12A) Service Manual ↓ Size: 13.2 MB | Pages: 90 in PDF or view online for FREE

Model
50PZ570B-SB (CHASSIS:PB12A)
Pages
90
Size
13.2 MB
Type
PDF
Document
Service Manual
Brand
Device
TV / Plasma
File
50pz570b-sb-chassis-pb12a.pdf
Date
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LG 50PZ570B-SB (CHASSIS:PB12A) Service Manual ▷ View online

■ Power check
1. PSU voltage check
1. Power-Up Boot Fail Trouble Shooting
L501 : Multi 5V
L503 : 17V
L504 : 5V ST
2. BCM IC power check
■ BCM 0.9V  (IC501)
Measure point
Typ. 0.95V
■ BCM 3.3V  (IC505)
Measure point
Typ. 3.35V
■ BCM 2.5V  (IC502)
Measure point
Typ. 2.54V
■ BCM 1.5V  (IC504)
Measure point
Typ. 2.54V
1. Power-Up Boot Fail Trouble Shooting
3. 3D block & Tuner block power check
■ 3D 1V  (IC1700)
Measure point
Typ. 1.01V
■ 3D 1.8V  (IC1704)
Measure point
Typ. 1.80V
■ Tuner 7V  (IC500)
Measure point
Typ. 1.80V
■ Tuner 1.26V  (IC2103)
Measure point
Typ. 1.26V
1. Power-Up Boot Fail Trouble Shooting
■ PSU protection check
1. Power-Up Boot Fail Trouble Shooting
■ OVP : Over-voltage protection
UVP : Under-voltage protection
OCP : Over-current protection
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