ViewSonic VS15197 User manual

(VSD241_SD-A245_CDS245_SM Rev. 1a. Aug.2013)
ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - [phone]
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
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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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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
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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.
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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
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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
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2. Outline
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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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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
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4. Timing Table
HDMI input source timing table - preset mode (PC timing)
Item Resolution Refresh Rate Horizontal Frequency Pixel Frequency
1 640 x 480 60 Hz 31.5 kHz 25.175 MHz
2 640 x 480 72 Hz 37.9 kHz 31.500 MHz
3 640 x 480 75 Hz 37.5 kHz 31.500 MHz
4 800 x 600 60 Hz 37.9 kHz 40.000 MHz
5 800 x 600 72 Hz 48.1 kHz 50.000 MHz
6 800 x 600 75 Hz 46.9 kHz 49.500 MHz
7 1024 x 768 60 Hz 48.4 kHz 65.000 MHz
8 1024 x 768 70 Hz 56.5 kHz 75.000 MHz
9 1024 x 768 75 Hz 60.0 kHz 78.750 MHz
10 1152 x 864 75 Hz 67.5 kHz 108.000 MHz
11 1280 x 768 60 Hz 47.4 kHz 68.250 MHz
12 1280 x 768 60 Hz 47.8 kHz 79.500 MHz
13 1280 x 768 75 Hz 60.3 kHz 102.250 MHz
14 1280 x 960 60 Hz 60.0 kHz 108.000 MHz
15 1280 x 1024 60 Hz 64.0 kHz 108.000 MHz
16 1280 x 1024 75 Hz 80.0 kHz 135.000 MHz
17 1360 x 768 60 Hz 47.7 kHz 85.500 MHz
18 1400 x 1050 60 Hz 64.7 kHz 101.000 MHz
19 1440 x 900 60 Hz 55.5 kHz 88.750 MHz
20 1600 x 1200 60 Hz 75.0 kHz 162.000 MHz
21 1920 x 1080 60 Hz 67.5 kHz 148.500 MHz
22 640 x 480 67 Hz 35 KHz 30.24 MHz
23 832x624 75 Hz 49.727 KHz 57.285 MHz
24 720x400 70 Hz 31.459 KHz 28.322 MHz
25 1152x870 75 Hz 68.68 KHz 100 MHz
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OPEARTING INSTRUCTIONS
Index of this chapter:
1. Front Controls
2. OSD Menu
1. Front Controls
1.1 Switches
Switches Description
No Menu OSD Menu OSD
Power On/off Power On/off
Enter OSD Menu Exit OSD Menu, Exit sub menu.
Input signal select (note1) Menu Set
＜Enter Audio Adjustment Menu Down/-
＞Enter Contrast/Brightness OSD Menu Up/+
1.2 Hot key access for factory alignment stage
Function ＜ ＞
Enter Factory Mode ●●
Recall Setting ●●
OSD lock/unlock ●●
Power lock/ unlock ●●
DDC /Ci enable/disable ●●
Color Space Mode ●
1.3 LED indicator
Power Status LED Behavior
Scaler SOC Amber Blue
Off (SOC Off) Off (shutdown) OFF OFF
Saving (HDMI) Saving ON OFF
Normal (On)(HDMI) Normal (On) OFF ON
Normal (On)(Main) Reboot
Off (SOC Saving) Saving ON OFF
Factory mode Normal (On) ON ON
3. Opearting Instructions
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2. OSD Menu
2.1 OSD menu tree
MAIN MENU
(fig. 1)
SUB MENU
(range[step]) Default
Setting
PC
1 2
SUB MENU 1 SUB MENU 2 SUB MENU 3 Main HDMI
CONTRAST /
BRIGHTNESS
CONTRAST Slider / 0-100 70 * *
BRIGHTNESS Slider / 0-100 80 * *
INPUT
SELECT
HDMI ANDROID *
ANDROID
AUDIO
ADJUST
VOLUME Slider / 0-100 50 * *
MUTE On/Off Off *
VIEWSOUND
OFF/POP/THEATER/
GAME/JAZZ
/CLASSICAL Off *
COLOR
ADJUST
sRGB
NATIVE
(6500K)
* *
BLUISH * *
COOL * *
NATIVE * *
WARM * *
USER COLOR
RED Slider / 0-100 100 * *
GREEN Slider / 0-100 100 * *
BLUE Slider / 0-100 100 * *
INFORMATION fig. 2, 3 o
MANUAL
IMAGE
ADJUST
SHARPNESS Slider / 0-100 50 * *
DYNAMIC CONTRAST On/Off Off * *
ASPECT RATIO 4:3/FULL SCREEN FULL SCREEN * *
OVERSCAN On/Off Off * *
ECO MODE
STANDARD
STANDARD * *
OPTIMIZE
CONSERVE
SETUP
MENU
LANGUAGE SELECT fig. 4 ENGLISH *
RESOLUTION NOTICE On/Off On *
OSD POSITION OSD H. POSITION Slider / 0-100 50 *
OSD V. POSITION Slider / 0-100 50 *
OSD TIME OUT 5/15/30/60 (sec) 15 *
OSD BACKGROUND (note 2) Non *
TOUCH SCREEN Enable/Disable Enable *
POWER INDICATOR LED On/Off On *
MEMORY
RECALL
o
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2.2 Factory preset
Main Menu Sub Menu Items Available selection Default Reset
Settings
WIRELESS &
NETWORKS
Wi-Fi On/Off Off Off
Bluetooth On/Off NA NA
Ethernet Ethernet Configuration NA NA
Data usage Data usage cycle NA NA
More
Airplane mode
VPN
Portable hotspot
Proxy setting
NA NA
Additional settings Caller ID, Call waiting NA NA
DEVICE
Sound
Volumes
Music, video, game & other
media
Notifications
Alarms
70%
70%
80%
70%
70%
80%
Silent Mode off off
System
Default notification
Fluorine
Gallium
Heaven
Highwire
Hojus
Iridium
Krypton
Kzurb Sonar
Lalande
Look At Me
Mira
Missed It
Moonbeam
On The Hunt
Palladium
Pixie Dust
Pizzicato
Plastic Pipe
Polaris
Pollux
Procyon
Proxima
Radon
Rubidium
Selenium
Shaula
Space Seed
Spica
Strontium
Ta Da
Tejat
Thallium
Tinkerbell
Tweeters
Upsilon
Vega
Fluorine Fluorine
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Voila
Xenon
Zirconium
Touch sound On On
Screen lock sound On On
Display
Brightness % Bar 70% 70%
Wallpaper
Gallery
Live Wallpapers
Wallpapers
On On
Storage Internal Storage Total Space NA
Apps NA
Available NA
Internal SD Card Total Space NA
Apps NA
Picture, video NA
Misc NA
Available NA
Erase SD
card NA
External SD card Total Space NA
Available NA
Unmount SD
card NA
Erase SD
card NA
USB Storage NA NA
Power NA NA
Apps
Downloaded
On SD card
Running
All
NA NA
PERSONAL
Location Service Google location service Off Off
Location & Google Search off off
Security
Screen Security
Screen lock Slide
Owner info-Show owner
info on lock screen On On
Password
Make passwords visible On On
Device Administration
Device administrator off off
Unknown Source off off
Credential Storage
Trusted credentials
Install form SD card
off of
Language & input Language English English
Spell Checker On On
Personal dictionary
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Keyboard and input method English (US) English
(US)
Speech
Google
text-to-speec
h Engine
Google
text-to-spee
ch Engine
Mouse/Trackpad
Pointer speed On On
Backup & Reset Backup & Reset
Back up my data off off
Back up account off Off
Automatic restore On On
Personal data
Factory data reset off off
Accounts
Add an Account Corporate off off
Email off off
Google off off
System
Date & Time
Automatic date & time On On
Set date off Off
Set time off off
Select time zone GMT+00:00
GMT
GMT+00:00
GMT
Use 24-hour format 1:00 pm 1:00 pm
Choose date format 12/31/2013 12/31/2013
Accessibility Service off off
System
Large text off off
Auto-rotate screen off off
Speaker passwords off off
Text-to-speech output off off
Touch & hold delay off off
Enhance web accessibility off off
Developer option Debugging off off
Input off off
About tablet
System updates NA NA NA
Status
Battery status, Battery level,
Wi –Fi MAC address,
Bluetooth address , Up time
Yes Yes
Legal information Legal information Yes Yes
Model number VSD241 NA NA
Android version 4.2.1 Yes Yes
Kernel version
3.1.10-gccee096
pobu-build-server@pobu-bu
ild-server-desktop#1
MM-DD HH:MM-SS CST
2013
Yes Yes
Scaler version N2A.13 Yes Yes
FW version VSA
en_US Yes Yes
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en_CA
es_LA
es_ARG
VSE
en_GB
en_RU
VSCN:
zh_HK
Serial number Base on VS SKU table Yes Yes
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BLOCK DIAGRAM
Index of this chapter:
1. Block Diagram
4. Block Diagram
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SCHEMATIC DIAGRAM
Index of this chapter:
5-1. Main Board
5-2. MIC Board
5. Schematic Diagrams
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3.3V@100mA
5V@4A
5V@100mA
3.3V@4A
VCC1
VCC2
VCCIO
VCC6
VCC5
VCC4
VCC3
VDD1
VDD2
VIO
DRVH
DRVL
LDO1
LDO2
LDO3
LDO4
LDO5
LDO6
LDO7
LDO8
PMU_RTC
32K_OUT
GPIO_EN1
GPIO_EN2
GPIO_EN3
GPIO_EN4
RESET
GP1
GP2
DC
INT
VCC7
BACKUP
PWRON
EN1(CPU_REQ)
SLEEP(CORE_REQ)
HDRST(RST_IN)
ACOK(GP4)
LID_OPEN(GP5)
RT8223PZQW
VDD_3V3_SBY(100mA)
VDD_3V3_PMU(6A)
PWRDN(THRM)
TPS65911
VDD_1V0_CPU_TEGRA
1.0V@6000mA
N.C.
VDD_1V8_GEN
1.8V@1500mA
AVDD_1V05_PEX_PLL_TEGRA
1.05V@600mA
VDD_1V2_EMMC
1.2V@?mA
VDD_1V2_RTC_TEGRA
2.85V@50mA
VDD_1V8_SYS
1.2V@10mA
VDD_1V8_SYS
VDD_2V8_CAM
2.85V@260mA
AVDD_1V2_DSI_CSI_TEGRA
1.2V@100mA
AVDD_1V2_PLL_TEGRA
1.2V@50mA
VDD_1V0_DDR_HS_TEGRA
1.0V@20mA
VDD_1V8_PMU_VRTC
1.8@20mA
(32K_OUT)
TPS51216
1.35V@4A
VTTREF
VDD_1V35__DDR3_TEGRA
VDD_1V35_DDR3_MEM
VDD_5V0(4.8A)
EUP3482
3.3V@2A
VDD_5V0_SBY(100mA)
FOR SCALER
5V_AUX
TPS62361B
1.2V@3A
PWM
VDD_1V35_DDR3
PWM
VDD_3V3_SYS
VDD_1V2_CORE_TEGRA
+5V_USB
+5V_SATA
+5V_PANEL
19V
3.42A
TPA3113D2
Audio
AMP
VDD_1V8_GEN AVDD_1V8_OSC_TEGRA
+3V_9513
VDD_3V3_SYS
VDD_3V3_FUSE_TEGRA
AVDD_1V05_PLL_E_TEGRA
VDDIO_SYS
(Q+Q)
AVDD_1V8_HDMI_PLL_TEGRA
AVDD_3V3_HDMI_TEGRA
VDD_1V8_CAM_TEGRA
L
AVDD_1V8_HDMI_PLL_TEGRA_F
AVDD_3V3_HDMI_TEGRA_S
L
AVDD_3V3_HDMI_TEGRA_S_F
VDD_1V8_NFC
VDD_3V3_GMI_TEGRA
VDD_1V8_LCD_TEGRA
AVDD_3V3_USB_TEGRA
VDD_1V8_USB_PLL_TEGRA
VDD_3V3_HVDD_PEX_TEGRA
VDD_1V8_3V3_SDMMC1_TEGRA ( SD CARD )
SW
SW
VDD_3V3_COM ( WiFi )
SW
VDD_1V8_COM ( WiFi )
VDD_1V8_SDMMC3_TEGRA ( WiFi )
VDD_1V8_AUDIO_TEGRA
VDD_1V8_UART_TEGRA
VDD_1V8_BB_TEGRA
VDD_3V3_DDR_RX_TEGRA
VDD_3V3_NFC
VDD_1V8_SDMMC4_TEGRA (EMMC)
VDD_1V8_VI_TEGRA
VDD_3V3_NCT72 ( Thermal sensor )
VDD_3V3_EMMC
VDD_1V8_EMMC
VDD_1V8_LCD_TEGRA
SW
VDD_1V8_LCD
L
L
L
VDD_CORE
VDD_TX
VDD_PLLVDD_5V0_3V3_AUD
AVDD_3V3_SPK_AMP
L
3.3VA VDD_1V8_AUDIO
L
AVDD_1V8_AUD
SW
VDD_3V3_SDCARD
L
L
VDDA33
VDD33IO
L
V_PHY_AVDD
SW
V1V8_CAM
VDD_3V3_CAM
LDO
VDD_2V8_CAM
SW
VDD_1V8_SENSOR ( G sensor )
L
VDD_FEM_2G_AH634
VDD_FEM_5G_AH634
L
+5V_HDMI
P-MOS
DMP3056
300mA
EN_AUDIO
EN_3V3_FUSE
AVDD_1V8_HDMI_PLL_TEGRA
EN_3V3_SATA_HVDD
EN_3V3_COM
EN_3V3_COM
EN_VDD_SDMMC1
EN_1V8_CAM
CAM1_LDO_EN
PWM
EN_1V8_SENSOR
SW TPS22924CYZPR
VDD_5V0(4.8A)
TPS2052BDRBR
[email protected]
[email protected]
USB
VBUS
SWITCH
USB_1_VBUS
USB_2_VBUS
TPS2052BDRBR
[email protected]
[email protected]
USB
VBUS
SWITCH
USB_3_VBUS
USB_4_VBUS (FOR TOUCH)
EN_USB1_VBUS_OC
EN_USB2_VBUS_OC
EN_USB3_VBUS_OC
EN_USB4_VBUS_OC
P-MOS
DMP3056
VPANEL
on_PANEL
LDO G9090-280T11U
EN_VDD_SOC
V5IN
EN_DDR_BUCK
500mA
500mA
500mA
500mA
1300mA
150mA
300mA
600mA
170mA 30mA
VDD_1V8_SYS_TEGRA
VDD_SYS VDD_SYS
VDD_SYS
+19VIN
+19VIN
VDD_3V3_SCALER
+19VIN
VDD_1V2_CORE_TEGRA
VDD_3V3_SCALER
PVDD
VDD_1V35_DDR3_BUCK
V2REF_DDR3
VDD_5V0
VDD_SYS
300mA
+3V_2064
+3V_9513 FOR USB HUB FOR USB--LAN
VDD_5V0
V5IN
VDD_5V0
VDD_5V0 VPANEL
+5V_1
VDD_5V0
VDD_5V0 USB_1_VBUS
USB_2_VBUS
USB_3_VBUS
USB_4_VBUS
VDD_5V0_SBY
VDD_3V3_SBY
VDD_5V0_SBY
Button
Module
VDD_3V3_SBY
VDD_5V0_SBY
VDD_3V3_GMI
100R
VDD_3V3_NCT1008
VDD_1V8_SYS
??
VDD_1V5_GEN
L
VDD_1V5_LDO_IN
VDD_1V5_LDO_IN VDD_PMU_LDO1
VDD_PMU_LDO2
VDD_PMU_LDO3
VDD_1V2_RTC_TEGRA
VDD_PMU_LDO5
VDD_1V8_LDO_IN
VDD_1V8_LDO_IN
PWM
VDD_0V675_DDR3_VREF
Power Tree Table
LDO
VDD_2V8_SENSOR ( G sensor )
VDD_3V3_ALS ( Light sensor )
EN_2V8_SENSOR
48uA
110uA
VDD_3V3_PEX_CTL_TEGRA
5-1. Main Board
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