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
90
SA-PT160GC / SA-PT160GCP / SA-PT160GCS / SA-PT160GCT / SA-PT160GS
Summary of Contents for SA-PT160GC
Page 12: ...12 SA PT160GC SA PT160GCP SA PT160GCS SA PT160GCT SA PT160GS ...
Page 19: ...7 5 4 Connection for Set Top Box 19 SA PT160GC SA PT160GCP SA PT160GCS SA PT160GCT SA PT160GS ...
Page 64: ...64 SA PT160GC SA PT160GCP SA PT160GCS SA PT160GCT SA PT160GS ...
Page 66: ...SA PT160GC SA PT160GCP SA PT160GCS SA PT160GCT SA PT160GS 66 ...
Page 74: ...74 SA PT160GC SA PT160GCP SA PT160GCS SA PT160GCT SA PT160GS ...
Page 94: ...SA PT160GC SA PT160GCP SA PT160GCS SA PT160GCT SA PT160GS 94 ...
Page 95: ...24 2 Packaging SA PT160GC SA PT160GCP SA PT160GCS SA PT160GCT SA PT160GS 95 ...
Page 96: ...SA PT160GC SA PT160GCP SA PT160GCS SA PT160GCT SA PT160GS 96 ...