DOWNLOAD Sharp PG-M20X (serv.man27) Service Manual ↓ Size: 1.15 MB | Pages: 17 in PDF or view online for FREE

* Temporary noise  may be visible with vertical frequencies above 100Hz if OSD functions  are  activated.

Note

• This projector may not be able to display images from notebook computers in simultaneous (CRT/LCD) mode. Should this

occur, turn off the LCD display on the notebook computer and output the display data in “CRT only” mode. Details on how
to change display modes can be found in your notebook computer’s operation manual.

• When this projector receives 640 × 350 VESA format VGA signals, “640 × 400” appears on the screen.

• When receiving 1,600 × 1,200 VESA format signals, sampling occurs and part of the image may be cut as the image is

displayed in 1,024 lines.

• Multiple signal support

Horizontal Frequency: 15–126 kHz
Vertical Frequency: 43–200 Hz*
Pixel Clock: 12–230 MHz

• Compatible with sync on green and composite sync signals

• UXGA and SXGA compatible in advanced intelligent compression

• AICS (Advanced Intelligent Compression and Expansion System) resizing technology

Upscale

True

640 

× 350

720 

× 350

640 

× 400

720 

× 400

640 

× 480

800 

× 600

1,024 

× 768

31.5
37.9
27.0
31.5
27.0
31.5
37.9
27.0
31.5
37.9
26.2
31.5
34.7
37.9
37.5
43.3
47.9
53.0
61.8
78.5
80.9

100.4

31.4
35.1
37.9
44.5
48.1
46.9
53.7
56.8
64.0
77.2
98.3

102.1
125.6

70
85

60
70
60
70
85
60
70
85

60
70
72
75
85
90

100
120

160
200

50

56

60
70
72
75
85
90

100
120
150
160
200

✔

✔

✔

✔

✔

✔

✔

PC

XGA

SVGA

VGA

✔

✔

50

150

35.5
40.3
48.4
56.5
58.1
60.0
68.7
73.5
77.2
80.6
98.8

113.2

43
50
60
70
72
75
85
90
96

100
120
140

✔

Display

PC/
MAC/
WS

Resolution

Horizontal

Frequency

(kHz)

Vertical

Frequency

(Hz)

VESA
S t a n -
dard

27.0

60

DVI
Supp-
ort

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

✔

1,152 

× 864

1,152 

× 882

1,280

×1,024

54.3
64.0
64.1
67.5

60
70
72
75

✔

Advanced

Intelligent

Compression

SXGA

77.3
90.2
54.8
65.9
67.4
64.0
74.6

85

100

60
72
74
60
70

1,280

×

1,024

Upscale

True

Advanced
Intelligent

Compression

Upscale

Advanced

Intelligent

Compression

✔

75.7

80

1,400 

×1,050

SXGA

+

Display

PC/
MAC/
WS

Resolution

Horizontal

Frequency

(kHz)

Vertical

Frequency

(Hz)

VESA
S t a n -
dard

DVI
Supp-
ort

✔

✔

✔

78.1

74

80.0

75

✔

91.1

85

✔

108.4

100

64.0

60

74.7

52

75.0

60

✔

81.3

65

✔

87.5

70

✔

90.1

72

93.8

75

✔

106.3

85

✔

640 

× 480

34.9

67

48.4

60

✔

✔

60.0

75

✔

✔

80.0

75

46.8

75

49.6

75

✔

68.5

75

78.1

72

60.0

60

85.9

85

53.5

50

76.8

72

60.9

66

71.9

76

UXGA

1,600

×

1,200

VGA

XGA

SXGA

SVGA

1,024 

× 768

832 

× 624

1,152 

× 870

1,280

×1,024

SXGA

1,280 

× 960

1,280

×1,024

1,152 

× 900

HP (WS)
PC (WS)

WS

SGI (WS)

SUN (WS)

PC/

MAC 21”

MAC

16”

MAC 21”

PC/

MAC 13”

PC/

MAC 19”

SXGA

✔

PC

Intelligent

Compression

Check

• Projector power cord is not plugged into the wall outlet.
• Power to the external connected devices is off.
• The selected input mode is wrong.
• Cables incorrectly connected to side panel of the projector.
• Remote control batteries have run out.
• External output has not been set when connecting notebook computer.

• The AV MUTE display appears.
• Cables incorrectly connected to the side panel of the projector.
• “Bright” is set to minimum position.

• Picture adjustments are incorrectly set.
(Video Input only)

• Video input system is incorrectly set.
(INPUT 1 only)

• Input signal type RGB/Component is incorrectly set.

• Adjust the focus.
• The projection distance exceeds the focus range.
(Computer Input only)

• Perform “Fine Sync” Adjustments (“Clock” Adjustment)

• Perform “Fine Sync” Adjustments (“Phase” Adjustment)

• Noise will appear depending on the computer.

• The “DNR” (Digital Noise Reduction) setting is not correct.
• Cables incorrectly connected to side panel of projector.
• Volume is set to minimum.

• If the picture is normal, the sound is due to cabinet shrinkage

caused by a room temperature changes. This will not affect
operation or performance.

• See “Maintenance Indicators”.

• The signal in INPUT 1 is not an analog RGB/Digital RGB XGA

(1024 

× 768) signal. Images cannot be captured if the signals

are different from the above.

• The signal in INPUT 1 is set to a resolution that exceeds SXGA.

• The signal in INPUT 1 is sending Component signals 480I,

480P, 720P, or 1080I.

• The signal in INPUT 1 is set to interlace mode using RGB signals.

Problem

An unusual sound is

occasionally heard

from the cabinet

Maintenance

indicator illuminates

Image cannot be

captured

Pict in Pict does not

work

Page

—

–26

—

–26

–18

—

–26

—

No picture and no sound

Sound is heard but no

picture appears

Color is faded or poor

Picture is blurred;

noise appears

Picture appears but no

sound is heard

Check

Problem

Page

Power cannot be turned

on or off using the

POWER button on the

projector

Picture is green on

INPUT 1 COMPONENT

Picture is pink (no green)

on INPUT 1 RGB

Picture is dark

Picture is too bright and

whitish

The VOLUME buttons

on the projector do not

work

• The Keylock level is set.

If the Keylock level is set to Level B, all the buttons are locked.
If the Keylock level is set to Level A, only the INPUT, VOLUME
and AV MUTE buttons work.

• Change the input signal type setting.

• The LAMP REPLACEMENT indicator is blinking in red. Replace

the lamp.

• “Monitor Out” is set to “Disable” when the RGB monitor loop-out

adaptor is connected to Monitor Out.

• “Monitor Out” is set to “Yes (Y Cable)” when the RGB monitor

loop-out adaptor is not connected to Monitor Out.

• Picture adjustments are incorrectly set.
The VOLUME buttons do not work when: (try the VOL+/– on the
remote control)

• when the menu is displayed

• when the lens menu is displayed

• when Pict in Pict is working

• during Enlarge (More than double size)

• a dot by dot screen resolution larger the panel resolution.

—

Sharp Electronics Corporation
1-888-GO-SHARP (1-888-467-4277)
lcdsupport@sharpsec.com
http://www.sharplcd.com

Sharp Electronics of Canada Ltd.
(905) 568-7140
http://www.sharp.ca

Sharp Electronics Corporation Mexico
Branch
(525) 716-9000
http://www.sharp.com.mx

Sharp Electronics Corp. Latin American
Group
(305) 264-2277
www.servicio@sharpsec.com
http://www.siempresharp.com

Sharp Electronics (Europe) GMBH
01805-234675
http://www.sharp.de

Sharp Electronics (U.K.) Ltd.
0161-205-2333
custinfo@sharp-uk.co.uk
http://www.sharp.co.uk

Sharp Electronics (Italy) S.P.A.
(39) 02-89595-1
http://www.sharp.it

Sharp Electronics France
01 49 90 35 40
hotlineced@sef.sharp-eu.com
http://www.sharp.fr

Sharp Electronica Espana, S.A.
93 5819700
sharplcd@sees.sharp-eu.com
http://www.sharp.es

Sharp Electronics (Schweiz) AG
0041 1 846 63 11
cattaneo@sez.sharp-eu.com
http://www.sharp.ch

Sharp Electronics ( Nordic ) AB
(46) 8 6343600
vision.support@sen.sharp-eu.com
http://www.sharp.se

Sharp Electronics Austria (Ges.m.b.H.)
0043 1 727 19 123
pogats@sea.sharp-eu.com
http://www.sharp.at

SHARP Electronics Benelux BV
0900-SHARPCE (0900-7427723)
Nederland
9900-0159 Belgium
http://www.sharp.nl
http://www.sharp.be
http://www.sharp.lu

Sharp Corporation of Australia
Pty. Ltd.
1300-135-022
http://www.sharp.net.au

Sharp Corporation of New Zealand
(09) 634-2059, (09) 636-6972
http://www.sharpnz.co.nz

Sharp-Roxy Sales (S) Pte. Ltd.
65-226-6556
ckng@srs.global.sharp.co.jp
http://www.sharp.com.sg

Sharp-Roxy (HK) Ltd.
(852) 2410-2623
dcmktg@srh.global.sharp.co.jp
http://www.sharp.com.hk

Sharp Corporation (Taiwan)
0800-025111
http://www.sharp-scot.com.tw

Sharp-Roxy Sales & Service Co.
(60) 3-5125678

Sharp Middle East Fze
971-4-81-5311
helpdesk@smef.global.sharp.co.jp

Sharp Thebnakorn Co. Ltd.
02-236-0170
svc@stcl.global.sharp.co.jp
http://www.sharp-th.com

Sharp Electronics Incorporated of
Korea
(82) 2-3660-2002
lcd@sharp-korea.co.kr
http://www.sharpkorea.co.kr

Sharp Business Systems (India)
Limited
(91) 11- 6431313
service@sharp-oa.com