Sharp LC-39LE440U User Manual

30
CHAPTER 4.TROUBLESHOOTING TABLE
[1]TROUBLE SHOOTING TABLE
YES
NO
TEREMINAL
The sound is not emitted from the speaker though the picture has come out.
No sound output in all models?
Is the audio signal output of pin (96)
(AOSDATA0), pin (95) (AOBCK), pin (94)
(AOLRCK) and pin (93) (AOMCLK) of IC
U2102 normal?
NO
YES
NO
YES
NO
YES
Check IC U2102 and its peripheral circuits.
Is audio signal input to pin (6) (AOSDATA0),
pin (7) (AOBCLK), pin (8) (AOLRCK) and
pin (5) (AOMCLK) of IC U6102 (AMP)?
Check the line between IC U2102 and IC
U6102.
Is MUTE circuit [YDA_MUTE] normal ? Check the PD#. (R6130, Q6101, R6134, etc.)
Is the audio signal output of pin (1, 2) (L-ch)
and pin (3, 4) (R-ch) of CN6101
(AOUDIO-CONNECTOR) normal?
Check IC U6102 and its peripheral circuits.
Check Speaker Box (right and left) and wire
harness.
TEREMINAL

Sharp LC-39LE440U Specifications

General

Display diagonal	39 \
Native aspect ratio	16:9
Native refresh rate	60 Hz
LED backlighting type	Edge-Lit LED
Supported video modes	1080p
Contrast ratio (dynamic)	5000000:1
Viewing angle, horizontal	88 °
3D	No
Analog signal format system	NTSC
Digital signal format system	ATSC
RMS rated power	20 W
Number of speakers	2
DVI port	-
HDMI ports quantity	3
USB 2.0 ports quantity	1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0
Product color	Black
AC input voltage	120 V
Power consumption (standby)	1 W

Weight and Dimensions

Depth (with stand)	229.9 mm
Height (with stand)	611.6 mm
Weight (with stand)	18510 g
Depth (without stand)	44.96 mm
Width (without stand)	916.4 mm
Height (without stand)	577.8 mm
Weight (without stand)	16010 g