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21.2. Basic Troubleshooting Guide for SMPS/MAIN/PANEL
Problems
Checking Points
Checking Components
a) Check AC cord connection
(open/short)
b) Check fuse F1 on SMPS
Module P.C.B.
F1
1) No power supply to unit
c) Check supply voltage to
Main P.C.B. from SMPS
Module P.C.B. (+5V/+7V/2.7V)
H2002 Pin 1, 4, 8, 9, 11
between SMPS Module & Main
P.C.B.
d) Check cable connection
e) Check DC voltage (+9.1V)
IC2903, L2909 Pin 2, 3
a) Check supply voltage (Refer
to Item 1) checking points
a) Check speaker connection
b) Check amplifier IC circuit
(audio output)
b) Check SYS6V to IC2018
IC2018 Pin 16
3) No audio output
2) No FL Display
c) Check oscillator circuit
X2001, IC2018 Pin13, 16
d) Check soldering condition
* Solderability condition
IC2018, IC6901, FL6901
JK5000
IC5100, IC5200, IC5300
Pin 4, 10
b) Check supply to amplifier IC
IC5100, IC5200, IC5300
Pin 1
88
SA-PT160E / SA-PT160EB / SA-PT160EG
Содержание SA-PT160E
Страница 9: ...3 Precaution of Laser Diode 9 SA PT160E SA PT160EB SA PT160EG ...
Страница 12: ...12 SA PT160E SA PT160EB SA PT160EG ...
Страница 19: ...7 5 3 Connection for Set Top Box 19 SA PT160E SA PT160EB SA PT160EG ...
Страница 37: ...9 2 Main Components and P C B Locations 37 SA PT160E SA PT160EB SA PT160EG ...
Страница 49: ...Step 3 Remove the middle chassis Step 4 Remove the traverse unit 49 SA PT160E SA PT160EB SA PT160EG ...
Страница 64: ...SA PT160E SA PT160EB SA PT160EG 64 ...
Страница 72: ...72 SA PT160E SA PT160EB SA PT160EG ...
Страница 91: ...24 Exploded Views 24 1 Cabinet Parts Location SA PT160E SA PT160EB SA PT160EG 91 ...
Страница 92: ...SA PT160E SA PT160EB SA PT160EG 92 ...
Страница 93: ...24 2 Packaging SA PT160E SA PT160EB SA PT160EG 93 ...
Страница 94: ...SA PT160E SA PT160EB SA PT160EG 94 ...