ViewSonic VS15197 Manuale utente
(VSD241_SD-A245_CDS245_SM Rev. 1a. Aug.2013)
ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583
Service Manual
ViewSonic VSD241/SD-A245/
Model No. VS15197
Smart Display
CDS245series
Copyright
Copyright© 2013by 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.
Revision History
Revision SM Editing Date ECR Number Description of Changes Editor
1a GG08/13/13 Initial Release. (PE: Joe Yang)Sophia Kao
1
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ViewSonic Corporation VSD241/SD-A245/CDS245
TABLE OF CONTENT
1. Precaution and Safety Notices....................................................................................3
2. General Specification ...................................................................................................5
3. Opearting Instructions................................................................................................. 11
4. Block Diagram.............................................................................................................. 17
5. Schematic Diagrams.................................................................................................... 18
6. Layout Side View.......................................................................................................... 62
7. Exploded View.............................................................................................................. 67
8. Trouble Shooting.......................................................................................................... 72
9. Assembly And Disassembly........................................................................................87
10. F/W Update................................................................................................................. 111
11. Recommended Spare Parts List...............................................................................137
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ViewSonic Corporation VSD241/SD-A245/CDS245
WARNNING
This service manual is designed for technical repair purpose but not for general
public.
It does not contain warnings or cautions to advise non-technical individuals of
potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by professional
technicians.
Any attempt to service or repair the product or products dealt within this service
manual by anyone else could result in serious injury or death.
1. Precaution and Safety Notices
3
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ViewSonic Corporation VSD241/SD-A245/CDS245
SAFETY PRECAUTIONS
1. Caution
No modification of any circuit should be attempted. Service work should only be performed after you
are through familiar with all of the following safety checks and servicing guide lines.
2. Safety check
Care should be taken while servicing this LCD display. Because of the dangerous high voltage area in
the external power adapter, do not open the sealed case of adapter.
3. Power supply requirements
The attached external power adaptor with the AC power cord is necessary for the smart monitor.
4
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ViewSonic Corporation VSD241/SD-A245/CDS245
GENERAL SPECIFICATION
Index of this chapter:
1. Specification
2. Outline
3. Connectors Pin Assignment
4. Timing Table
1. Specification
Item Specification
LCD
Size 23.8"
Resolution 1920 x 1080
Color Depth 16.7M colors ( 6 bit+ A-FRC)
White Luminance 250 cd/m2(typ.)
Contrast Ratio 1000:1 (typ.)
Response time 5 ms (typ.)
Viewing Angle 170 / 160 (Horizontal/Vertical)
Surface Treatment Anti-glare, 3H
System
Operating System Android 4.2.1 Jelly Bean
Processor nVidia Tegra®33 (Quad Core 1.7 GHz)
Memory ROM: 8GB Nand Flash
RAM: 1GB DDR3
WLAN 802.11 b/g/n
Bluetooth BT2.1 + EDR(A2DP, HSP&HFP and HD)
Camera Front: USB 2.0 MP, auto focus
Microphone Internal MIC x1, digital type
Speakers 2W x 2
AC adapter Input: 100~240VAC, 50/60Hz
Output: DC Jack 19V, 3.42A
Power Consumption
On mode: 48W (Typical)
Sleep Mode: 0.55W
Off mode: 0.53W
2. General Specification
5
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ViewSonic Corporation VSD241/SD-A245/CDS245
Item Specification
I/O ports
3.5mm audio jack
DC jack power charging
SD card slot
HDMI (MHL)
RJ45 LAN
Mini-USB
(External display mode for USB upstream and Touch screen
control and webcam functionality.)
USB (A type)*2 for peripheral
(KB/Mice/Flash drive/external HD- support FAT32 format and
NTFS read)
Micro-USB
OSD Language
Deutsch/ English (U.K.)/ English (U.S.)/ Spanish/ French/
Indonesian/ Italian/ Malay/ Nederland/ Portuguese/
Portuguese ( Brazil)/ Vietnamese/ Russian/ Thai/ TCH/ SCN/
Turkish
Controls Hard keys: , ＜, ,＞,
Dimension
w/o packaging: 610 mm(L), 414mm(H), 75 mm(W)
w/ packaging: 740 mm(L), 535 mm(H), 170 mm(W)
Weight
Gross: 7.2 Kg
Net: 8.9 Kg
Operating condition
Temperature: 0°C ~ 35°C
Humidity: 20% ~ 90% non-condensing
Storage condition
Temperature: -30°C ~ 65°C
Humidity: 5% ~ 90% non-condensing
6
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ViewSonic Corporation VSD241/SD-A245/CDS245
2. Outline
7
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ViewSonic Corporation VSD241/SD-A245/CDS245
3. Connector Pin Assignment
MICRO HDMI connector
Pin Signal
1 Hot Plug Detect
2 NC
3 TMDS data2+
4 TMDS data2 shield
5 TMDS data2-
6 TMDS data1+
7 TMDS data1 shield
8 TMDS data1-
9 TMDS data0+
10 TMDS data0 shield
11 TMDS data0-
12 TMDS clock+
13 TMDS clock shield
14 TMDS clock-
15 CEC
16 DDC/CEC Ground
17 DDC SCL
18 DDC SDA
19 +5V Power
MICRO USB (OTG) connector (type B)
Pin Signal
1 VBUS
2 D-
3 D+
4 ID
5 GND
MICRO SD socket
Pin Signal
1 DAT2
2 DAT3-
3 CMD
4 VDD
5 CLK
6 VSS
7 DAT0
8 DAT1
PIN 1
PIN 2
PIN 19
PIN 18
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ViewSonic Corporation VSD241/SD-A245/CDS245
USB connector (type A)
Pin Signal
1 VBUS
2 D-
3 D+
4 GND
RJ45 connector
Pin Signal
1 TX+
2 TX-
3 RX+
4 NC-
5 NC
6 RX-
7 NC
8 NC
9
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