Sanyo PLC-SW30 Service Manual

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Troubleshooting
Q5002
Q5006
Q5003
Q5001
Q5004
12
10
2
1
14
1
5
3
3
8
121312
5
13
Mute: H
Mute: L
K8F
K50B
K10E
P_SCLK2
P_SCDA2
AUD_PC/AV_SW
VOLUME
MAIN BOARD
AV
BOARD
IC5003
AMP.
<LM4865M>
IC5002
VOLUME
<BA7655A>
L
R
L
R
L
R
PC
AUDIO-IN
AV
AUDIO-IN
SP901
IC1801
OUTPUT
EXPANDER
<74LCX574>
IC3551
D/A
CONVERTER
<M62393>
IC301
SYSTEM
CONTROL
<PW168A>
PC AV
AUD_PC/AV_SW at IC3551 H L
AUD_PC/AV_SW at IC5001 L H
AUDIO-SW Switching Logic
MUTE
IC5001
AUDIO-SW
<4052>
+ 2 +
4
8
9
10
11
1
3
+
-
DATA B U S
● Audio signal processing circuit
● No Sound
Check AUD_PC/AV switching circuit.
Check IC5001, audio-sw IC, and peripheral circuit.
AUD_PC/AV_SW (PC:H) signal is applied on pin 10 of IC5001
through Q5003, sent from pin 12 of IC3551.
Is the audio signal
observed at pins 3 and
13 of IC5001?
Check Audio amp.and control circuit.
Check IC5003, audio-amp IC, and peripheral circuit.
MUTE signal (Mute:L) is applied on pin 4 of IC5003, sent from
pin 12 of IC1801.
VOLUME signal is applied on pin 2 of IC5002., sent from pin 13 of
IC3551.
Check 5V_AUD power supply line.
Is the audio signal
observed at pins 5 and
8 of IC5003?
Check audio output circuit.
Check speaker, connection of the terminal “K8F”.
Ye s
No
Ye s
No
Check following steps.

Sanyo PLC-SW30 Specifications

General

Native aspect ratio	4:3
Projection distance	- m
Vertical scan range	50 - 100 Hz
Horizontal scan range	15 - 80 kHz
Projection technology	3LCD
Contrast ratio (typical)	300:1
Screen size compatibility	34 - 200 \
Projector native resolution	SVGA (800x600)
Keystone correction, horizontal	20 °
Lamp type	UHP
Lamp power	150 W
Light source type	Lamp
Service life of light source	2000 h
Service life of light source (economic mode)	2500 h
RMS rated power	0.8 W
Number of built-in speakers	1
Power source	AC
AC input voltage	100 - 240 V
Power consumption (standby)	- W
Power consumption (typical)	244 W
Power consumption (PowerSave)	169 W
Focus	Manual
Throw ratio	1.6 - 1.9:1
Focal length range	- mm
Aperture range (F-F)	1.6 - 1.8
HDCP	-
Noise level	- dB
Dot clock scanning frequency	100 MHz
Full HD	No
Analog signal format system	NTSC, NTSC 4.43, PAL, PAL M, PAL N, SECAM
Supported graphics resolutions	800 x 600 (SVGA)
USB connector type	USB Type-B
HDMI ports quantity	0
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.
Placement	Desktop
Product type	Standard throw projector
Product color	Black, White
Cables included	AC, VGA
Remote control type	IR

Weight and Dimensions

Depth	190 mm
Width	270 mm
Height	78 mm
Weight	2100 g