Sanyo PLC-XU101 Service Manual

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Troubleshooting
No Picture
No picture with all of
input sources
Check signal processing stage and LCD driving stage;
Check RGB S&H signals at test points TP35B, TP35G, TP35R1.
Check power supply circuit 15.5V and peripheral circuit.
Check ICs IC501, IC531, IC561, IC2501, IC2531, IC2561, IC401,
IC301 and peripheral circuits.
Check PC1/PC2-switching stage;
Check IC5201<PC1/PC2-SW> and peripheral circuit.
PC1/PC2_SW signal (PC2: H) is output from pin 348 of
IC301<Scaler> and applied to pin 26 of IC5201.
PC1:L, PC2:H
No picture with PC1
[Analog] input source
only
No picture with PC2
[Analog] input source
only
Check PC1/PC2-switching stage;
Check IC5201<PC1/PC2-SW> and peripheral circuit.
PC1/PC2_SW signal (PC2: H) is output from pin 348 of
IC301<Scaler> and applied to pin 26 of IC5201.
PC1:L, PC2:H
Check PC/AV source selecting stage and processing stage;
Check IC5201<PC1/PC2_SW> and IC301<Scaler> and peripheral
circuit.
No picture with all of
computer input sources
Yes
Yes
Yes
No
No
No
No
Check following steps.
Check AV source selecting and decoding stage;
S-Video source
Check S-video signal (Y/C).
S-C signal is applied to pin 265 of IC301<Scaler>, and S-Y signal is
applied on pin 264 of IC301.
S_SW signal (S-VIDEO:L) is input to pin 267 of IC301<Scaler>.
Component video source
Check component signal (Y/Cr,Pr/Cb,Pb).
The component signals are applied to pins 410, 408, 411 of IC301
<Scaler>.
Composite video source
Check composite video signal (Video).
The composite video signal is applied to pins 262 of IC301 <Scaler>.
No picture with video
input sources
Yes

Sanyo PLC-XU101 Specifications

General

Matrix size	0.8 \
Vertical scan range	50 - 100 Hz
Horizontal scan range	15 - 100 kHz
Projection technology	LCD
Contrast ratio (typical)	500:1
Screen size compatibility	33 - 300 \
Projector native resolution	XGA (1024x768)
Keystone correction, vertical	±40 °
Output	D-Sub15 x 1
Video in	RCA x 1
Audio input	Yes
Aspect ratio	4:3
Dimensions (WxDxH)	334 x 232 x 78 mm
Connectivity technology	Wired
Lamp power	275 W
Light source type	Lamp
Noise level	29 dB
Dot clock scanning frequency	140 MHz
Audio (L/R) in	2
Headphone outputs	1
Display resolution	786 x 432 pixels
Power consumption (typical)	385 W

Weight and Dimensions

Weight	3500 g