Sharp LC-52LE640U User Manual

LC-52/60/70LE640U,C6400U (1st Edition)
6 – 1
LC52LE640U
Service Manual
CHAPTER 6. TROUBLESHOOTING TABLE
[1] Failure diagnosis by LED in front of cabinet
[2] LED flashing specification at the time of an error (Center icon LED used)
1. Display method
• Since only the center icon LED can be used, slow flashing and fast flashing are combined.
• Refer to Table 1.
• The Start from the detail display. (No outline display)
• After recovering from an error, if the same error cannot be generated again, refer to MONITOR ERR CAUSE on the process screen.
• During version upgrade, the brightness of the flashing LED changes smoothly.
• When completing version upgrade, the brightness of the LED changes in a staircase pattern.
2. LED flashing method
Error flashing
<Detail display example>
• Flashing during Verup
• Flashing when completing Verup
No
Yes
No
Yes
No
Yes
Is the Center Icon flashing?
START
Is the Center Icon lighting
When AC plug on?
Is the Backlight lighting?
Check "[2] LED flashing specification at the time of an error (Center icon LED used)".
Check Power-Unit and AC-cable.
Check "࡮LED Backlight does not turn on.".
Check "࡮Picture does not display.".
1600ms
300ms
100ms
400ms
400ms
1600ms
OFF
ON
Center icon
500ms
500ms
OFF
ON
Center icon
1000ms
1000ms 1000ms 1000ms
OFF
ON
Center icon

Sharp LC-52LE640U Specifications

General

Display diagonal	52 \
Display brightness	- cd/m²
Native aspect ratio	16:9
Native refresh rate	120 Hz
Supported video modes	1080p
Viewing angle, vertical	176 °
Contrast ratio (dynamic)	4000000:1
Supported graphics resolutions	1920 x 1080 (HD 1080)
3D	No
Placement supported	Horizontal
Product color	Black
Panel mounting interface	- mm
Tuner type	Analog & digital
Analog signal format system	NTSC
Digital signal format system	ATSC
RMS rated power	20 W
Number of speakers	2
HDCP	-
HDMI version	1.4
HDMI ports quantity	4
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
S-Video inputs quantity	0
Component video (YPbPr/YCbCr) in	1
AC input voltage	120 V
AC input frequency	60 Hz
Power consumption (standby)	- W
Power consumption (typical)	150 W
Sustainability certificates	ENERGY STAR

Weight and Dimensions

Depth (with stand)	333 mm
Height (with stand)	771 mm
Weight (with stand)	25500 g
Depth (without stand)	72 mm
Width (without stand)	1208 mm
Height (without stand)	739 mm
Weight (without stand)	22500 g