LG 32LX2D Service Manual - Page 17
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No image Yes Is theSet ON? Yes Push the POWER ON key Is the input cable attached? Yes What is the input signal mode? NO Attach the input cable(s) HDMI / DVI DTV - 17 - Power Error Correct them FAIL Check the Condition of all Connectors, wafers, I2C In corresponding Signal flow PASS Check the Corresponding EDID Storage memory (I.e., IC202 for DVI and IC203 for HDMI) FAIL Replace IC accordingly PASS FAIL Check 3.3V at L601-605 and 1.8V at pin 2 of IC602 FAIL Check 24 Bit RGB output Across AR 601-606 PASS Check the input TMDS signal at pins 39-52 for DVI and 58-71 for HDMI of IC601 SiI9021 FAIL Check the interfacing ckt Of corresponding mode On jack board PASS Replace IC1 AN15865 PASS To sheet 21
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- 17 -
No image
Attach the input cable(s)
Push the POWER ON key
Is theSet ON?
Is the input cable
attached?
HDMI / DVI DTV
Replace IC accordingly
Correct them
What is
the input signal
mode?
Check the
Corresponding EDID
Storage memory (I.e.,
IC202 for DVI and
IC203 for HDMI)
Check the
Condition of all
Connectors, wafers, I2C
In corresponding
Signal flow
Power
Error
Replace IC1 AN15865
To sheet 21
Yes
Yes
Yes
FAIL
FAIL
FAIL
PASS
PASS
PASS
PASS
PASS
FAIL
FAIL
Check the interfacing ckt
Of corresponding mode
On jack board
NO
Check the
input TMDS signal
at pins 39-52 for
DVI and 58-71 for
HDMI of IC601
SiI9021
Check 24
Bit RGB output
Across AR 601-606
Check 3.3V at
L601-605 and
1.8V at pin 2 of
IC602