LG BS254 Service Manual

Delta Elec. Inc. BS254_BX254_BX324 rev.06
Company Confidential LG ______________________ Delta____________
19
2011/06/16
Confirmation with none-signal state
Yes
No
No
No
Yes
No
Yes
Projector logo
screen display
Yes
• CW Sensor Board Ass’y malfunction
• Main Board Ass’y malfunction
• DMD Set malfunction
Still dark after the
lamp is on for more
than 1min
• Lamp deterioration (malfunction/usage time)
• Power Supply Unit malfunction
(No change occurs even after lamp replacement.)
• DMD Set malfunction
(No change occurs even after lamp replacement.)
Press “Menu” key
• Remote controller set malfunction, Low battery, and outside
operation rang
• Main Board Ass’y malfunction
• Connector (P704)、(P8103 of IR PWB) disconnected
• IR PWB Ass’y malfunction
• Check the pattern generator setting is wrong
• Main Board Ass’y malfunction
• DMD Set malfunction
• Setting on PC side(external output setting, resolution, etc.)
• Cable malfunction (disconnection and pins broken)
I
mage
display
normally
Input each signal
• Connector (P902) disconnected
• Speaker Ass’y malfunction
• Main Board Ass’y malfunction
Check the
projection
Screen
Speaker work
normally
Image
Display
No
Yes
Yes
Yes
No
No
No
No
No
“No signal” Message display
Yes

LG BS254 Specifications

General

Projection distance	0.129 - 2 m
Projection technology	DLP
Contrast ratio (typical)	2100:1
Screen size compatibility	51 \
Projector native resolution	SVGA (800x600)
Resolution	1280 x 1024 pixels
Aspect ratio	4:3, 16:9
RS-232 ports	1
Dimensions (WxDxH)	260.9 x 186.4 x 71.3 mm
Power requirements	100-240V
Lamp power	180 W
Light source type	Lamp
Service life of light source	2000 h
Service life of light source (economic mode)	3000 h
Focus	Manual
Focal length range	- mm
RMS rated power	1.5 W
DVI port	No
Serial interface type	RS-232
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.
Component video (YPbPr/YCbCr) in	-
Ethernet LAN (RJ-45) ports	0
Power consumption (standby)	- W
Power consumption (typical)	205 W

Weight and Dimensions

Weight	1910 g