ViewSonic VS11856 Pro8100-1 Manuale utente
ViewSonic Pro8100-1
Model No. VS11856
Multimedia LCD Projector
(PRO8100-1_SM Rev. 1bDec. 2008)
ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583
Service Manual
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ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
Copyright
Copyright © 2008 by ViewSonic Corporation. All rights reserved. No part of this publication
may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any
language or computer language, in any form or by any means, electronic, mechanical, magnetic,
optical, chemical, manual or otherwise, without the prior written permission of ViewSonic
Corporation.
Disclaimer
ViewSonic makes no representations or warranties, either expressed or implied, with respect to
the contents hereof and specifically disclaims any warranty of merchantability or fitness for any
particular purpose. Further, ViewSonic reserves the right to revise this publication and to make
changes from time to time in the contents hereof without obligation of ViewSonic to notify any
person of such revision or changes.
Trademarks
Optiquest is a registered trademark of ViewSonic Corporation.
ViewSonic is a registered trademark of ViewSonic Corporation.
All other trademarks used within this document are the property of their respective owners.
Product disposal at end of product life
The lamp in this product contains mercury. Please dispose of in accordance with local, state or
federal laws.
Revision History
Revision SM Editing Date ECR Number Description of Changes Editor
1a 1/15/2008 Initial Release Jamie Chang
1b 12/15/2008 VS-E080372 RSPL update Sophia Kao
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ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
TABLE OF CONTENTS
1. Specifications 1
2. Front Panel Function Control Description 4
3. Circuit Description 6
4. Adjustment Procedure 15
5. Troubleshooting 54
6. Block Diagram 67
7. Schematic Diagrams 68
8. PCB Layout Diagrams 100
9. Exploded Diagrams 102
10. Recommended Spare Parts List 105
11. Appendix 110
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ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
1. Specifications
Technical Specification
Pro8100
Display Type 3 x 0.74-inch LCD projector
Resolution(Pixels) 1920 x 1080 (1.07 Billion Colors)
F # F = 1.83 – 2.36
Focal Length f = 23.5 to 37.6 mm
Focus / Zoom Motorized / Motorized 1.6x
Lens shift Vertical: ±75%
Horizontal: ±5%
Projection distance 40” – 300”
Computer input Analog RGB, D-sub 15 pin
Video input HDMIx2, Component video (YCbCr/YPbPr)x2, Composite
videox1, S-Videox1.
Other terminals RS-232, USB, DC 5V, DC 12V trigger
Computer Compatibility Please refer to timing table above.
Video Compatibility NTSC, PAL, SECAM, 1080i/p, 720p, 576i/p, 480i/p
Scanning Frequency
Horizontal Frequency
Vertical Frequency
15-100kHz
50 - 90Hz
Operating temperature 0°C to +40°C / 32°F to +104°F
Rated AC 100-240V~50-60Hz 2.5A
Dimension (W x H x D) 537 x 170 x 389mm
Weight 19.4±0.44 lbs (8.8±0.2kg)
Note: Designs and specifications are subject to change without prior notice
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ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
Lamp Specification
Product Type: Short arc mercury lamp with reflector.
USHIO’s Type: NSH160HO
USHIO’s Lamp Driver Type: PHG201G20UU
Initial Characteristics
Initial Burner Characteristics;
Wattage(W) Lamp Voltage(V) Lamp Current(A) Efficiency((lm/W) Arc Gap(mm)
DC160 70 2.3 57 1.05
Lamp Life
The lamp life represents the average number of hours when the illuminance drops to less than
50% of its initial value under the following conditions with specific optical system. The nominal
lamp life at 160W is (2000) hours. USHIO will continue its lamp life measurement.
♦The lamp must be operated under the proper temperature condition.
♦The lamp must be operated on the USHIO’s lamp driver.
♦On/Off cycle: 2 hours on, 15 minutes off.
♦Ambient temperature should be room temperature (about 25℃)
♦Illuminance should be measured on the specific optical system.
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ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
Attention for handling
♦Do not touch the lamp until it has cooled completely, because the lamp is very hot
during operation and immediately after turned off.
♦The lamp has to be fixed firmly to the base or socket.
♦Turn off the power supply during maintenance.
♦Do not hold the lamp except outer surface of the reflector.
♦Wear protective gloves and eyeglasses when handling the lamp.
♦Any unusual shock or vibration to the lamp should be avoided.
♦The lamp contains the mercury. Its breakage might cause mercury to flow out of the
reflector. Please manage provision at the customer’s product.
♦Do not pull the lead wire and plug by more than 24.5N.
♦Please be careful of handling the lamp because it is made of glass.
♦Please notice for keeping or handling the lamp, because there is a projection of this
lamp with reflector ahead.
♦Do not touch the bulb and the mirror area of the reflector.
Attention for use
♦Do not close or cover the lamp with any flammable stuff.
♦During operation, the lamp is under extremely high pressure. Please manage
provision at the customer’s product to prevent fragments of bulb and mercury from
flowing out of it. If the lamp bursts in case of an emergency, the sound will be occurred.
♦Lamp operation should be with the specified lamp driver and the system ONLY.
♦Do not look at the lamp directly during operations.
♦Do not expose your skin directly. We recommend to you to put on something for
protection for your skin. For example, long sleeve shirt, gloves, glassed and so on.
♦Do not modify the lamp and never use a lamp that has been modified.
♦Any unusual shock or vibration to the lamp should be avoided during operation.
♦Do not use any broken lamps.
♦Dispose of used lamps according to your local instruction.
♦Do not turn on the lamp while the system is opened.
♦The lamp contains mercury. If the lamp bursts during operation ventilate the area
sufficiently to avoid inhaling harmful mercury fumes.
♦Use the lead below 200。C to prevent a deterioration of cladding clad of the
fluorocarbon resin.
♦The lead wire insulation clad shouldn’t touch the reflector.
♦Exchange the lamp that has already passed the life time immediately.
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ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
2. Front Panel Function Control Description
Location of features,Controls,and I/O
A. Projector overview
(3)
(6)
(5)(5)
(4) (11)(12)
(7) (8) (9) (10)(2) (1)
(13)(14)
1. Control panel
2. LED indicator
3. Air inlet grille
4. Front IR remote control sensor
5. Elevation foot
6. Elevation button
7. Connection ports
8. Rear IR remote control sensor
9. Kensington lock
10. Air outlet grille
11. Lamp cover
12. Air filter cover
13. AC power socket
14. Projection lens
15. Ceiling mount (3-M6)
(15)
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ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
B.Control Panel
LED indicator:
(1)
(3)
(2)
1. Daylight sensor.
2. Power indicator
Refer to “LED Indicator Message” (Page 42).
3. Status indicator
Refer to “LED Indicator Message” (Page 42).
Button Function:
(4)
(5)
(6)
(7) (8)
(9)
(10)
4. Source
Manually selects an input source.
5. Lens Shift
Motorized vertical and horizontal lens
shift for positioning display image
without physically moving the unit.
6. Zoom/Focus
Motorized zoom and focus adjust.
7. Four directional buttons
Use four directional buttons to select items
or make adjustments to your selections.
8. Enter
To confirm selected menu item.
9. Power
Turn on or off the projector.
10. Menu/Exit
Opens and Exits the on-screen menu.
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ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
3. Circuit Description
Connector Information
This section provides each connector location on boards and function of each board. They will be
useful for your detecting the defective boards.
1. Main Board
Connector Description
No 1 Fan5, left fan housing
No 2 Connector, main board---motor board
No 3 Connector, optical engine---main board
No 4 Front IR
No 5 Fan6, right fan housing
No 6 Ballast control
No 7 Thermal sensor
No 8 Fan3
No 9 Fan2
No 10 Fan1
No 11 Back IR
No 12 12 Pin Power control
No 13 Keypad control(FPC)
No 14 Fan4
No 15 R FPCB
No 16 G FPCB
No 17 B FPCB
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ViewSonic Corporation Confidential - Do Not Copy PRO8100-1
2. Ballast Board
Connector Description
No 1 Power supply
No 2 Lamp power supply
No 3 Ignite signal connected to Mainboard
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