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.1.

System Power

Vref=1.25V

Tuner Power

ONLY C617 C142 C141ARE 50V OTHER IS 16V

CHIP CAP

Vout=VFB*(1+RA/RB)
VFB=0.8V
RB=0.7K~5Kohm

1.2V Core Power

2.5V Power

Power Management

measure current

3.3V Stand-by Power

0 ~ 5v

Vout=Vref*(1+R2/R1)+Iadj*R2

VCC3.3V_ADJ

ADJPWMA

TOM

PANEL-ON/OFF-GPIO10

POWER-ON/OFF-PWM2

ADJPWMA

BKLON

POWER-ON/OFF-PWM2

TOM

VCC5V_IN

VCC5V_OCSET

VCC1.2V_FB

VCC1.2V_OUT

VCC5V_EN

VCC2.5V_ADJ

VBLCTRL-GPIO44

BKLON

12V

DTV-VDD12

VCC1.2V-ST

VCC5V-ST

VCC2.5V-ST

VCC5V-ST

+5V_General

VCC3.3V-ST

VCC5V-ST

+5V_General

VCC5V-ST

PANEL-VCC

VCC5V-ST

12V

5VIF

30VTU

+5V_General

VCC5V-ST

12V

VCC5V-ST

5VAMP

VCC5V-ST

C103

C109

R134
200K

D133

GS1B

R101

C128
100nF

L105

600R/1.5A 0805

C133
100nF

R131
10K

R102 NC

C120

100nF

L104

80R 0805 6A

R125

274K1% 0603

C116

220u/16V LESR

C118
100nF

C121

47u/16V

C145
NC

D101

SR36

L111
22uH/2.9A

Q108
MMBT3904

C142

100nF/50V 0603

L116

60R 0603

R141
NC

C125

100nF

C141
100nF/50V 0603

R137 0R

R107 NC

R121

NC 0603

C122

220u/16V LESR

L103

80R 0805 6A

R104

C132

220u/16V LESR

C108

I107
STM4953

1
2
3
4

8
7
6
5

S2
G2
S1
G1

D2
D2
D1
D1

R130
200K

R123
3K 0603

R103 NC

R109

L111A NC

C117
100nF

R128

1.62K 1% 0603

C126

100nF

R133

4.7K

C111

C112
NC

R135
10K

SOT

Q102

3904/NC

C131

47u/16V

C101

1500u/16V

L101

DUAL BEAD 100R

Q107
MMBT3904

L107

C114

C137

470u/16V

C130
100nF

L102

40uH DIP

R136

4.7K

L112

10uH

L106

4.7uH

R106 100R

R129
10K

R105

R116

4.7K

C102

C143
100nF

L114

80R 0805 6A

R118 NC

C144
100nF

I106

FP6736S5PTR SOT23-5/SMD

GND

SHDN

V_IN

R124
100K 0603

I101

MP2359DJ/TSOT23-6

BST

GND

I104

1084-ADJ

ADJ

VOUT

VIN

TAB

R132
10K

Q105
MMBT3904

I105
AP1533/AP1534

OCSET

VCC

OUTPUT

VSS

I103 1084-3.3

ADJ

VOUT

VIN

TAB

R142
NC

L113

L115

SOT

Q104

R120
110R 1% 0603

C115

100nF

D103 SR36

R117
100R 1% 0603

C119

100u/16V

SOT

Q101

3904/NC

L117
6A 0805

R108

0 0603

C129

330u/16V

R114

100K 1% 0603

L101A NC

L110
600R/1.5A 0805

L108

600R/1.5A 0805

SOT

Q103

MMBT3904

R122

4K75 1% 0603

D102

SR36

C124

R126

1K 1% 0603

C135
100nF

R127 11K5 1% 0603

R139 1K

C140

100nF

C123

470u/16V/LESR

Q106
MMBT3904

C138

1u/50V

L109

R110
NC

C127

220u/16V LESR

C110

1500u/16V

C139
100nF

R138 15K

R113

100K 1% 0603

P101

R115

47K

R112

NC0805

R119 4K75 1% 0603

R111
0R

C136
100nF

R140

5.6K

C134

100u/16V

DTV-VDD12 3

5VIF

30VTU

VCC1.2V-ST 6

VCC2.5V-ST 6,7

VCC3.3V-ST 6,10

POWER-ON/OFF-PWM2

PANEL-ON/OFF-GPIO10

+5V_General 3,4,8,10,15

PANEL-VCC 14

12V

VCC5V-ST 6,13

5VAMP

12,13

BRI_ADJ-PWM1 6

VBLCTRL-GPIO44 6

8. Schematic Diagrams

ViewSonic Corporation

Confidential - Do Not Copy

N1930w-2M

Содержание N1930w-2M

Страница 1: ...Service Manual ViewSonic N1930w 2M Model No VS12115 2M 19 LCD TV N1930w 2M_SM Rev 1a Jun 2008 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 ...

Страница 2: ...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 Revision History Revision SM Editing D...

Страница 3: ...ircuit Description 25 5 Adjustment Procedure 29 6 Trouble Shooting Flow Chart 55 7 Block Diagram 58 8 Schematic Diagrams 59 9 PCB Layout Diagrams 72 10 Exploded View And Exploded Parts List 77 11 Recommend Spare Parts List 80 2 Specification 3 ViewSonic Corporation Confidential Do Not Copy N1930w 2M ii ...

Страница 4: ...immediately Long contact with water may cause discoloration or spots 4 When the panel surface is soiled wipe it with absorbent cotton or other soft cloth 5 Since the panel is made of glass it may break or crack if dropped or bumped on hard surface 6 Since CMOS LSI is used in this module take care of static electricity and insure human earth when handling 7 Do not open nor modify the Module Assembl...

Страница 5: ...rizer Surface of the LCD panel is pressed by fingers and that may cause Mura Take out the monitor with cushions Taking out the monitor by grasping the LCD panel That may cause Mura Place the monitor on a clean and soft foam pad Placing the monitor on foreign objects That could scratch the surface of the panel or cause Mura ViewSonic Corporation Confidential Do Not Copy N1930w 2M 2 ...

Страница 6: ...ed video cards see 7 1 General Test Equipment in the primary mode VGA 60 Hz and after user adjustment b No image drift or lose fine tune settings due to panel temperature change Panel Acceptance Spec Refer to the panel acceptance criteria specification Note Intermittent and or Display Pattern defects which result in further bright or dark dots will be counted individually against the above specifi...

Страница 7: ...Hz Vertical 50 75 Hz 16 7 M DDC2B Compliant Rev 1 3 Refer to Appendix 3 Audio Audio amp of this product shall be provided by ESMT with a Model Number of AD5265A MST MSD2232AL for N1930W2M shall be used as sound processor In addition a pair of speakers shall be integrated within this product The audio signals of this product shall comply with the specification listed in the following table Paramete...

Страница 8: ... Mode Standard Dynamic Soft Personal Contrast 0 75 100 Brightness 0 50 100 Sharpness 0 50 100 Tint 50 0 50 Color 0 84 100 Color Mode Cool Normal Warm Zoom Mode Full Movie Scale Zoom In 4 3 PICTURE NR Standard Strong Weak Auto Off Sound Mode Standard Music Movie Sports Personal Treble Bass Bass Treble Balance Prefer Language ATSC English French Spanish Surround Sound On Off ADUIO Audio Only On Off ...

Страница 9: ...nit RCU An IR remote control unit shall accompany this product along with battery In addition this remote control unit shall have an operational distance of 5 meters and an operational angle of 15 degrees for both horizontal and vertical Besides the key code and protocol has fully conformed to VS standard Parameter Specification Type IR Made by Sighter Electronics Co Ltd Range Off axis 15 5M On ax...

Страница 10: ...ided and confirmed by ViewSonic Rear Label A label identifying the product name model serial number and FCC ID Logo shall be placed into the rear label recess located on the rear panel of the chassis Wall Mount 100 mm x 100mm VESA high hole n 4 M4 X 10 mm pitch 0 7mm screw mounting kit not included Sample Sample of textured color chips plastic material specification and Material Safety Data Sheets...

Страница 11: ...de 3 Remote Control Receiver Receives IR signals from the remote control 4 Volume Down Decrease sound volume or adjust a highlighted control while in OSD menu 5 Volume Up Increase sound volume or adjust a highlighted control while in OSD menu 6 MENU Turn OSD menu ON OFF 7 CH Down Channel down when source is TV or select a control while in OSD menu 8 CH Up Channel up when source is TV or select a c...

Страница 12: ...nect this jack to the YPbPr output of A V device 5 Composite Video input Connect this jack to the composite video output connectors on your A V equipment 6 S Video input Connect the S Video cable from the compatible device to this connector on the rear panel of the LCD TV 7 AV S Video YPbPr DVI Audio input left right Connect the Audio in cable for AV S Video YPbPr HDMI DVI from this jack to the co...

Страница 13: ...deo signal Audio input left right Connect the Audio in cable for AV S Video from this jack to the corresponding connectors on your A V device 11 YPbPr DVI signal Audio input left right Connect the Audio in cable for YPbPr HDMI DVI from this jack to the corresponding connectors on your A V device 12 TV Input Jack Connect this jack to your Cable or VHF UHF antenna ViewSonic Corporation Confidential ...

Страница 14: ...e GUIDE screen in a DTV source 6 LIST Press this button to show a small window showing program list you can scroll through the list to select the channel you want directly without using the button 7 0 9 number buttons Press 0 9 and to select a channel After you input the channel numbers press ENTER button to direct to the channel immediately or wait for 3 seconds to change automatically 8 POWER Pr...

Страница 15: ... Press to turn off the sound To restore the sound press this button again or press the VOL button 15 INFO Press this button to display the current state of the LCD TV 16 SLEEP Press repeatedly to set the off timer The function is used to automatically shut off the LCD TV after a preset period of time passed There are several times for choice Off 5 Min 10 Min 15 Min 30 Min 45 Min 60 Min 90 Min 120 ...

Страница 16: ... to select the sub channel in DTV Ex Your desired number is 80 3 Press 8 press 0 press press 3 Return to the previous channel press RECALL button Adjusting the Volume Press VOL to adjust volume To turn off the volume press MUTE To restore volume press MUTE again or press VOL directly Viewing the Displayed Information To display the current information of the LCD TV Press INFO and the current state...

Страница 17: ...at any time 5 The Auto Scan screen will be shown and after it is done the screen will return to the first found channel Viewing the Menus 1 Press the MENU button to display the OSD main menu There are six top menus on the screen PICTURE AUDIO TIME OPTION LOCK and CHANNEL 2 Press or to select your desired top menu 3 Press ENTER or to enter the menu you select 4 Use to select the control you want to...

Страница 18: ...s the MENU button to display the OSD main menu 2 Press or to select the CHANNEL menu Press or to select Favorite then press button to enter Favorite setting 3 Press or to select the channel you d like to be your favorite channel Press ENTER to confirm your selection 4 To cancel the selection Press ENTER again on the selected channel 5 Press MENU to exit To view your favorite channels press FAV but...

Страница 19: ...l name press MENU or ENTER to complete the setting 7 Press MENU to exit Adding Erasing Channel When the channel is erased it will not appear on the screen when you browse the channels with CH button To see the channel again you must add the channel or perform the Auto Scan page 26 function again 1 Press the MENU button to display the OSD main menu 2 Press or to select the TV menu Press or to selec...

Страница 20: ... Color Mode Zoom Mode NR Noise Restriction Sound Mode MTS Prefer Language in DTV mode Surround Sound Audio Only Sleep Timer Time Zone DST Time Format Auto Sync Clock Menu Language Transparency OSD Time Out DCR Dynamic Contrast Ratio then press or to select your desired option 4 Press MENU to exit 3 1 Press the MENU button to display the OSD main menu 2 Press or to select your desired top Menu 3 Pr...

Страница 21: ...enu 3 Press or to select Sleep Timer and press or to set the Sleep Timer from 5 240 min or Off 4 Press or to select Time Zone and select the correct time zone of your area with or The displayed time of Clock will be changed at the same time automatically To adjust Clock select Clock and press Use or to change between year month date hour minute or to adjust When you finish adjustment select OK and...

Страница 22: ...ect On to enable the detailed settings 6 Move to US or Canada rating system For detailed Close Caption setting 1 Press or to select Option then press to enter Option setting 2 Press or to select the Mode to be Custom and then use or to select desired options and use or to adjust detailed settings When you select the Mode to be Default you can not adjust the detailed settings ViewSonic Corporation ...

Страница 23: ...ll types content FV fantasy violence V violence S sexual situations L adult language D sexsual dialog 2 Press ENTER to set or reset each area 3 Press MENU to exit 2 MPAA 1 Press or to select MPAA 2 Press or to select your desired MPAA ratings level The MPAA ratings level are defined as following G general audience PG parental guidance suggested PG 13 recommended for children 14 years of age or old...

Страница 24: ...tal guidance 14 viewers and older 18 adult programming EXEMPT exempt 4 Press MENU to exit 2 Canadian French 1 Press or to select Canada Fre 2 Press to enter 3 Press or to select your desired Canadian French rating level The Canadian French rating levels are defined as following G genenral 8ans children eight years and older 13ans not appropriate for children of less than 13 years 16ans not appropr...

Страница 25: ...ly shows an example of the content of RRT Setting However the selections and sub selections of RRT Setting may be different in your OSD menu according to the local broadcasting system To reset RRT setting move to Reset RRT and press to reset To Change Password 1 Press or to select Change Password then press to enter Change Password setting 2 Move to Enter Old Password then enter the old password w...

Страница 26: ...o exit To Restore Factory Setting 1 Press the MENU button to display the OSD main menu 2 Press or to select the OPTION menu 3 Press ENTER or to enter OPTION menu 4 Press or to select Restore Default then press to restore the factory default setting 5 Select Yes and press ENTER to confirm the setting ViewSonic Corporation Confidential Do Not Copy N1930w 2M 23 ...

Страница 27: ...in PC source the other menus are the same as or similar to when in other source When there is no signal in the PC mode No Signal will be displayed on the screen and the TV will automatically turn into power saving mode after a few seconds idleness Press INPUT or POWER button on the remote control and the TV will return to VGA mode Notes Initial password 0000 If you forget your initial password you...

Страница 28: ... analog TV the MSD1226L receives NTSC PAL SECAM CVBS S Video and component video signals from various analog graphic video sources To further reduce system costs the MSD1226L also integrates intelligent power management control capability for green mode requirements and spread spectrum support for EMI management Analog Interface VCLAMP CVBS YC Mode Clamp Voltage Bypass 20 REFM Internal ADC Bottom ...

Страница 29: ...hannel 2 Negative Data Output 195 LVB2P Output LVDS B Link Channel 2 Positive Data Output 194 LVBCKM Output LVDS B Link Negative Clock Output 190 LVBCKP Output LVDS B Link Positive Clock Output 189 LVB3M Output LVDS B Link Channel 3 Negative Data Output 188 LVB3P Output LVDS B Link Channel 3 Positive Data Output 187 Internal MCU Interface with Serial Flash Memory SAR3 Analog Input SAR Low Speed AD...

Страница 30: ...put 4mA driving strength 90 I2S_OUT_MUTE Output Audio Output Mute Control 89 I2S_IN_BCK Input Audio Bit Clock Input 81 I2S_IN_WS Input Word Select Input 82 I2S_IN_SD Input Audio Serial Data Input 83 SPDIFI Input S PDIF Audio Input 84 AUVRM Analog Output Negative Reference Voltage for Audio ADC 64 AUVRP Analog Output Positive Reference Voltage for Audio ADC 65 AUVAG Analog Output Reference Voltage ...

Страница 31: ...audio signal output to the sound multiplexing decoder portion of IC MSD2232 I601 AD5265 AUDIO The AD5265A is a stereo filter less class D audio amplifier with headphone driver Operating with 5 0V loudspeaker driver supply it can deliver 2 5W CH output power into 4 loudspeaker within 10 THD N and 120mW CH output power into 16 headphone within 1 THD N The AD5265A has two volume control modes by sett...

Страница 32: ...ture and white balance adjustments C Video reference the front detail specifications 1 Eeprom Initial Press MENU and and POWER key go to factory mode 2 Adjust color temperature A Enter to the factory mode Source select D_Sub figure 2 Use 640x480 60Hz the pattern is 5 block figure 1 then move the cursor to the White Balance figure 3 Press key That will do auto white balance B After auto white balan...

Страница 33: ...djusting VGA MODE Depend on the TIMING of TIMING TABLE TABLE 4 to switch MODE in order stay about 10 seconds each MODE it can changed and stored automatically each MODE We can t switch over to the next MODE until AUTO ADJUST disappears 5 HDMI MODE FUNCTION TEST A DVI MODE Depend on the TIMING of TIMING TABLE TABLE 3 to check MODE in order B HDMI MODE make sure the 480i 480p 720p 1080i TIMING is ri...

Страница 34: ... D Under YPbPr MODE input L R AUDIO signal checks whether the action of AUDIO IN is right Under HDMI MODE checks whether the action of AUDIO IN is right Under TV MODE checks whether the action of AUDIO IN is right E In DTV mode the input signal ATSC confirmed AUDIO LANGUAGE and the normal movements PARENT 10 Under PC MODE input PC AUDIO signal determines whether the action of INT SPEAKER output is...

Страница 35: ...5 589 75 595 75 601 75 607 75 613 75 619 75 625 75 631 75 637 75 643 75 101 00 107 00 113 00 123 00 129 00 221 00 227 00 233 00 239 00 245 00 251 00 257 00 517 00 523 00 529 00 535 00 541 00 547 00 553 00 559 00 565 00 571 00 577 00 583 00 589 00 595 00 601 00 607 00 613 00 619 00 625 00 631 00 637 00 643 00 649 00 655 00 661 00 667 00 673 00 679 00 685 00 43 44 45 46 47 48 49 50 51 52 53 54 55 56...

Страница 36: ...7 00 263 00 269 00 275 00 281 00 287 00 293 00 299 00 305 00 311 00 317 00 323 00 329 00 335 00 341 00 347 00 353 00 359 00 365 00 371 00 377 00 383 00 389 00 395 00 JJ KK LL MM NN OO PP QQ RR SS TT UU VV WW AAA BBB CCC DDD EEE 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 354 360 360 366 366 372 3...

Страница 37: ... 57 423 98 111 17 141 58 429 99 117 18 147 59 435 100 651 19 153 60 441 101 657 20 159 61 447 102 663 21 165 62 453 103 669 22 171 63 459 104 675 23 219 64 465 105 681 24 225 65 471 106 687 25 231 66 477 107 693 26 237 67 483 108 699 27 243 68 489 109 705 28 249 69 495 110 711 29 255 70 501 111 717 30 261 71 507 112 723 31 267 72 513 113 729 32 273 73 519 114 735 33 279 74 525 115 741 34 285 75 53...

Страница 38: ...f close caption Input signal level 45dBu G CHANNEL 69 Adjustment attenuator If the critical point of the change of the image signal to noise ratio is under LEVEL 60dBu regards as normally PRODUCTS OUTPUT CHECK ITEM The same as CENTRALISM TRANSMITTING SIGNAL CHECK CONTENT saturation TEST inputs the TV signal the input signal LEVEL establishment most greatly is 90dBu check whether CONTRAST of the im...

Страница 39: ... YES NO 59 9 YES YES NO 75 YES NO NO 2 1280x1024 60 YES YES NO 75 YES YES NO 3 1280x960 60 YES YES NO 75 YES YES NO 4 1360x768 60 YES NO NO 5 1280x768 60 YES YES NO 75 YES YES NO 6 1280x720 60 YES YES NO 7 1152x864 75 YES YES NO 8 1152x870 75 YES YES NO 9 1024x768 60 YES YES YES 70 YES YES YES 72 YES NO NO 74 YES NO NO 75 YES NO NO 10 832x624 75 YES YES YES 11 800x600 56 YES YES YES 60 YES YES YES...

Страница 40: ...on 5 4 1 Equipment Needed N1930W2M LCD TV Fixture for Firmware Upgrade VGA Cable PC Personal Computer Firmware Upgrade Program One additional LCD TV for checking the program execution 5 4 2 Connection PC to the Tv set by the tool as the follow picture pc1 pc4 Action The D_SUB cable must be 15 pin and the TV set must be AC ON pc 1 pc 2 pc 3 ViewSonic Corporation Confidential Do Not Copy N1930w 2M 3...

Страница 41: ... if the the ISP board have been found you will see the picture as bellow pc 5 3 Press the Connect If all the things are ok and ready it will show the device type as the bellow picture Than pres 確定 pc 6 ViewSonic Corporation Confidential Do Not Copy N1930w 2M 38 ...

Страница 42: ...art ISP When the ISP is ok you will see the information as the bellow picture 6 Pull away the AC power Cord and the D SUB Cable And start another TV set When we start another TV set with AC ON we only need to press the RUN ViewSonic Corporation Confidential Do Not Copy N1930w 2M 39 ...

Страница 43: ... conform to the LCD TV you have to do the DDC key in 5 5 1 Equipment Needed N1930W2M LCD TV DDC Card PC RS 232 cable Barcode Reader VGA Cable N1930W2M LCD TV DDC Card PC RS 232 Cable VGA Cable Barcode Reader 5 5 2 Setup Procedure 1 Connect VGA Card and DDC Card with RS 232 cable ViewSonic Corporation Confidential Do Not Copy N1930w 2M 40 ...

Страница 44: ...GA Cable when key in DVI DDC information use VGA transform to DVI port 4 Connect Power Cord to N1930W2M LCD TV 5 Press MENU and ENTER at the same time then go into the BURN IN MODE 5 5 3 DDC Key In Procedure 1 run DDC exe 2 Choose model number the ViewSonic Corporation Confidential Do Not Copy N1930w 2M 41 ...

Страница 45: ...3 Press ENTER key 4 Press F4 key and Input bar code ViewSonic Corporation Confidential Do Not Copy N1930w 2M 42 ...

Страница 46: ...5 Press ENTER key then the successful picture is as follows DDC DOWNLOED OK 6 Exit program ViewSonic Corporation Confidential Do Not Copy N1930w 2M 43 ...

Страница 47: ...DMI connector 5 6 1 Equipment Needed N1930W2M LCD TV PC RS 232 cable Barcode Reader HDMI Cable N1930W2M LCD TV PC RS 232 Cable HDMI Cable Barcode Reader 5 6 2 Setup Procedure 1 Connect HDMI Card and DDC Card with RS 232 cable 2 Barcode Reader connects with keyboard and PC keyboard port ViewSonic Corporation Confidential Do Not Copy N1930w 2M 44 ...

Страница 48: ...DDC Card and N1930W2M LCD TV with HDMI Cable 4 Connect Power Cord to N1930W2M LCD TV 5 6 3 DDC Key In Procedure 1 Run DDC exe 2 Choose model number then ViewSonic Corporation Confidential Do Not Copy N1930w 2M 45 ...

Страница 49: ...3 Press ENTER key 4 Press F4 key ViewSonic Corporation Confidential Do Not Copy N1930w 2M 46 ...

Страница 50: ...5 Input bar code 6 Press ENTER key then the successful picture is as follows DDC DOWNLOED OK 7 Exit program ViewSonic Corporation Confidential Do Not Copy N1930w 2M 47 ...

Страница 51: ...g Figure 2 1 3 Put the cushions on the LCD TV Figure 3 1 4 Place the LCD TV into the carton and then Put the other cushions on the LCD TV put all the accessories into the carton At last close the carton and seal it with tape Figure 4 Figure 4 Figure 3 Figure 1 Figure 2 Remote control Power Cord 1 User s Guide 2 Guarant Card 3 Battery ViewSonic Corporation Confidential Do Not Copy N1930w 2M 48 ...

Страница 52: ...YETHY BAG 1 3 P 00009099 2012107400P POLYFOAM R 1 4 P 00009100 2012107500P POLYFOAM L 1 5 P 00008947 2013222536P POLYETHY BAG 1 6 N A 2001131950P OWNER GUIDE 1 7 N A 2002310749P GUARANT CARD QSG 1 8 A 00005362 2427130046P AC POWER CORD 1 9 P 00009098 2011119572P CARTON BOX 1 10 N A 2055632307P LABEL 1 11 N A 2005100401P BATTERY 2 12 A 00008204 2419200161P REMOTE CONTRL 1 PACKING PART LIST N1930w 2...

Страница 53: ...e 1 Disassembly of Stand Front Cover and Rear Cover from LCD TV 1 1 Unscrew 4 screws to remove Stand 1 2 Unscrew 6 screws to remove Front Cover Front Cover Stand ViewSonic Corporation Confidential Do Not Copy N1930w 2M 50 ...

Страница 54: ... 2 screws to remove Rear Cover 2 Disassembly of Arm Shield Plate Main Board Power Board and Panel Unit 2 1 Unscrew 4 screws to remove Arm Rear Cover Arm ViewSonic Corporation Confidential Do Not Copy N1930w 2M 51 ...

Страница 55: ...2 2 Unscrew 5 screws to remove Bracket Fix 2 3 Unscrew 8 screws to remove Shield Plate Bracket Fix Shield Plate ViewSonic Corporation Confidential Do Not Copy N1930w 2M 52 ...

Страница 56: ...rew 5 screws and disconnect the wires to remove Power Board 2 5 Unscrew 4 screws and disconnect the wires to remove Main Board Power Board Main Board ViewSonic Corporation Confidential Do Not Copy N1930w 2M 53 ...

Страница 57: ...2 6 Unscrew 4 screws to remove Panel Unit and Panel Bracket Panel Unit ViewSonic Corporation Confidential Do Not Copy N1930w 2M 54 ...

Страница 58: ...CAP BEAD OK N Y CHECK I107 Q107 Q108 SUROUND OK Y CHECK I201 I206 SUROUND CAP OK D807 I801 I801 VCC1 2OK CHECK I105 SUROUND CAP BEAD OK N Y CHECK I204 I205 SUROUND CAP OK Y Y CHECK P101 OK D807 I801 I801 5VIF OK CHECK I101 SUROUND L106 OK N Y CHECK 12V L105 OK Y 6 Trouble Shooting Flow Chart ViewSonic Corporation Confidential Do Not Copy N1930w 2M 55 ...

Страница 59: ...SUROUND Y Check Check YPbPr cable Check N Check N N C528 C532 C535 YPbPr SOUCE Check TV SOUCE Check RF CABLE Check N Check N N 30VTU TUNER 5V I501TUNER I206 SUROUND P504 SUROUND Check INVERTER Check P101 Check N Check N N PANEL I107 Q105 Q106 P504 SUROUND Y Check HDMI SOUCE Check HDMI CABLE Check N Check N N I201 I206 P501SUROUND Y Y Some bits lost Check N P106soldering I202 poor soldering FCC CAB...

Страница 60: ... 5VAMP Check P602 Check Check I601 N Check Audio cable N Check I602 P101 Check speaker N CHANGE BATTERY Check BATTERY Check N P701 Check I205 Check Check IR5V N Change N Check I701 P204 CHANGE REMOTE N BATTERY ViewSonic Corporation Confidential Do Not Copy N1930w 2M 57 ...

Страница 61: ...fidential Do Not Copy N1930w 2M 58 LCD Module AV CVBS YPbPr PC Audio mini jack AV SV YPbPrAudio RCAx1 Flash PC D Sub HDMI NTSC Speaker 2 5Wx2 MSB1501 DEMO COMBO TUNER MSD2232AL AD5265A S_VIDEO DDR EAR PHONE OUT 7 Block Diagram ...

Страница 62: ...E B C SOT 23 Q102 3904 NC 1 3 2 C131 47u 16V C101 1500u 16V 1 1 L101 DUAL BEAD 100R Q107 MMBT3904 1 3 2 L107 NC C114 NC C137 470u 16V C130 100nF L102 40uH DIP R136 4 7K L112 10uH L106 4 7uH R106 100R R129 10K R105 NC R116 4 7K C102 NC C143 100nF L114 80R 0805 6A R118 NC C144 100nF I106 FP6736S5PTR SOT23 5 SMD 1 2 3 4 5 SW GND FB SHDN V_IN R124 100K 0603 I101 MP2359DJ TSOT23 6 1 2 3 4 5 6 BST GND F...

Страница 63: ... 23 24 25 75 56 74 53 73 52 72 61 71 58 70 55 69 51 68 59 67 60 66 57 65 54 64 62 63 39 50 38 37 49 36 48 35 42 34 47 33 46 32 45 31 44 30 43 29 40 28 41 27 26 77 76 78 79 80 83 82 84 81 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 I2CM_SDA GPIO 0 VDD_1 VSS_1 TS_D7 TS_D6 TS_D5 TS_D4 VDD_2 VSS_2 TS_D3 TS_D2 TS_D1 TS_D0 VD33_1 VSS_3 RESETn SLEEP TESTPIN GPIO 2 VDD_3 VSS_4 GPIO 3 GPIO 4 TS_CL...

Страница 64: ...505 10R 0603 R587 0 NC C503 100nF R510 47R C570 NC R502 NC C501 100nF R591 100R C505 100nF R503 100K R509 820R 0603 C513 NC C506 10nF 0603 Q502 MMBT3904 1 3 2 C511 100nF R586 2K2 NC C510 NC C161 10u 10v C504 1nF R515 47R C159 1u 50V C509 100nF L502 600R 1 5A 0805 I501 DTVS205EH201A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 NC NC NC NC NC NC RF_AGC NC NC VT IF IF...

Страница 65: ... 6K C284 100nF C305 1u 50V R279 1K R301 NC R296 1K C268 100nF R291 0 0603 R280 220 0603 L208 600R 1 5A 0805 C285 NC R336 0R C335 1nF R318 4 7K R276 470 0603 R304 2K C276 100nF R292 10K R287 4 7K R713 10K E B C SOT 23 Q201 MMBT3906 1 3 2 C314 100nF C315 10u 16V C298 100nF C295 100nF C333 1nF C292 100nF C3281nF C254 100nF R289 1K R309 NC 0603 I211 24C04 1 2 3 4 5 6 7 8 A0 A1 A2 GND SDA SCL WP VCC R7...

Страница 66: ... M13S2561616A 5TG_TSOP66 29 30 31 32 35 36 37 38 39 40 28 41 2 4 5 7 8 10 11 13 54 56 57 59 60 62 63 65 26 27 24 23 22 21 20 47 16 51 44 45 46 1 18 33 3 9 15 55 61 34 48 66 6 12 58 64 49 52 14 17 19 25 43 53 50 42 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 AP A11 DQ0 DQ1 DQ2 DQ3 DQ4 DQ5 DQ6 DQ7 DQ8 DQ9 DQ10 DQ11 DQ12 DQ13 DQ14 DQ15 BA0 BA1 CS RAS CAS WE LDM UDM LDQS UDQS CKE CLK CLK MVDD MVDD MVDD VDDQ VDD...

Страница 67: ...513 4 7P C518 47nF C516 47nF R560 10K R543 75R C563 4 7PESD R555 100R R556 100R P502 DSUB 15 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 16 17 C520 100nF R550 100R R559 100R C519 1nF I503 24C21 1 2 3 4 5 6 7 8 NC NC NC GND SDA SCL VCLK VCC R549 10K D506 4 7P C517 47nF D511 4 7P R544 75R C562 4 7PESD R554 NC R541 47R R542 470R D507 4 7P D512 4 7P R551 4 7K D510 4 7P D509 4 7P D514 BAT54C D508 4 7P VGA_HSYN...

Страница 68: ...C D P504 RCJ 4 2 6 1 4 5 3 R571 75R C532 47nF R575 47R C551 560pF C527 47nF P503 MINI DIN4 MINIDIN8 6 2 8 1 3 7 5 4 9 C544 330pF R576 47R C526 100p C550 330pF C534 47nF D518 4 7P R581 12K C548 1u 0603 R570 47R C521 47nF R585 12K R568 75R R564 75R C522 100p R573 47R C523 100p R561 47R D515 4 7P R563 47R R566 470R R565 47R C528 1nF D516 4 7P C530 NC 10pF C531 47nF D522 4 7P R572 47R C542 1u 0603 C53...

Страница 69: ...00R Q504 MMBT3904 1 2 3 D504 1p R519 0R NC D505 BAT54C R525 4R7 R516 NC C515 100nF R532 10K D502 1p R533 4 7K R535 100R R520 4R7 P501 HDMI CON 3 1 5 15 16 6 4 2 18 17 19 9 7 8 11 10 12 13 20 21 22 23 14 DAT2 DAT2 Dat1 shield DDC SCL DDC SDA DAT1 DAT1 Dat2 shield 5V CEC DDC GND HPD DAT0 DAT0 Dat0 shield clk shield clk clk CEC SHIELD SHIELD SHIELD SHIELD VCLK R538 10K D501 NC R521 4R7 R527 4R7 R537 ...

Страница 70: ...330pF C636 NC C629 560pF R632 NC R631 NC R630 1K C634 330u 16V P601 PHONE JACK NORMAL OPEN 1 9 8 7 6 2 3 4 5 10 11 12 13 14 R601 10K L601 0 0603 C633 330u 16V C630 560pF C632 330pF R628 12K R697 22K R626 10K C627 1u 0603 C635 330pF C628 1u 0603 R698 NC R629 1K C631 330pF PHONE_R 13 PHONE_L 13 PHONE_DET 13 5VAMP 2 13 PC_Audio AUR2 6 PC_Audio AUL2 6 ViewSonic Corporation Confidential Do Not Copy N19...

Страница 71: ... R605 NC C619 1u 0603 C607 1u 0603 R670 22K R610 22K C613 1u 0603 R634 4 7K C608 NC C622 100nF C609 100nF L605 40uH C670 1nF R617 NC R606 10K C621 1u 0603 Thermal Pad GND I602 AD5265A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 INL INL HP SPK G1 HPL OUTL PVDDL PGNDL OUTL AGND MODE SDL SDR AVDD N C OUTR PGNDR PVDDR OUTR HPR G0 VREF INR INR GND L602 600R 1 5A 0805 C604 47u 16V ...

Страница 72: ...LVB1M RXE2 LVA2P RXE2 LVA2M RXE3 LVA3P RXEC LVACKP RXEC LVACKM RXE3 LVA3M RXE0 LVA0M RXE1 LVA1M RXE1 LVA1P RXE0 LVA0P PANEL VCC PANEL VCC R695 NC R696 NC P106 CON30p 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 C321 100nF P107 CONN15x2 TO PANEL 1 3 7 19 16 13 11 9 30 28 17 26 23 21 2 4 6 14 18 15 12 10 8 29 27 24 25 22 20 5 PVCC NC RXE3 RXO3 RXE1 GND RXE2 RXEC R...

Страница 73: ...T23 R904 47K C912 470u 16V D905 1N4148 C929 47n X7R R960 0ohm S G2 D S D D G1 D Q911 FW342 1 2 3 4 6 5 7 8 D906 1N4148 S G2 D S D D G1 D Q905 FW342 1 2 3 4 6 5 7 8 C942 10n C945 1u 0603 R928 NC I902 NC 3 1 2 IN OUT GND R943 5 1K C925 47 3KV SL C947 0 1u R914 1M R906 22 D915 0 ohm R911 560K R971 O ohm C908 10n C918 470P R949 10k R925 100K R942 0 C923 Oohm C924 47P 3KV SL C930 47P 3KV SL R941 10K R9...

Страница 74: ... C828 NC L806 0 5 3Ts 6x10 P801 AC IN 100 240V N L FG L805 ET 24 R817 0R 1 4WS C829 1000uF 16V C808 470P D821 GMR10H125C R858 2R2 L802 option R851 1 21K1 L803 5 2UH TL431D I803 C822 1000uF 16V Z802 HZ12A 3 D806 UF4007 T2 5AH 250V F801 R811 0 47R 2WS R854 470 R839 464K 1 R803 910K 0805 Q801 FQPF7N65C C825 470uF 16V R850 NC C805 100uF 400V R816 NC C801 0 47uF R809 10K R820 option R825 1 3K 1 C814 NC...

Страница 75: ...9 PCB Layout Diagrams 9 1 MAIN PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N1930w 2M 72 ...

Страница 76: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N1930w 2M 73 ...

Страница 77: ...9 3 CON PCB TOP VIEW 9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N1930w 2M 74 ...

Страница 78: ...9 5 POWER PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N1930w 2M 75 ...

Страница 79: ...9 6 POWER PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N1930w 2M 76 ...

Страница 80: ...10 Exploded View And Exploded Parts List ViewSonic Corporation Confidential Do Not Copy N1930w 2M 77 ...

Страница 81: ...ViewSonic Corporation Confidential Do Not Copy N1930w 2M 78 ...

Страница 82: ...CREW M3 6 P 0 5 BLACK 4 20 M SCW 0824 6944 2084740124P SCREW BND T M4X12 BND T BLK 2 21 PL 00008397 2028266801P STAND N1930W 2M ABS 94HB BLACK C BY HINGE 1 22 N A 2039819301P FOOT PAD RUBBER O20 2TMM SQUARE GRAIN 4 23 PL 00008398 2028560001P NECK N1930W 2M ABS 94HB BLACK C BY HINGE 1 24 N A 2082640202P SCREW M4x20 BND T P 0 7 4 25 C 00008997 2027272901P DUST COVER N1930W 2M ABS 94HB BLACK C 1 26 N...

Страница 83: ...el LCD Panel M190MWW1 401 A MTDis 2 3 4 ND 8 E 00008983 2212017620P 1 V901 13 Polyethy Bag Polyethy Bag 700L 600W 0 03tmm PE LD ROHS P 00008710 2013150901P 1 6P60 14 Craft Box Carton Box VIEWSONIC N1930W 2M VS12115 2M P 00009098 2011119572P 1 6P01 15 Foam Right PolyFoam N1930W 2M EPS R P 00009099 2012107400P 1 6P20 16 Foam Left PolyFoam N1930w 2M EPS L P 00009100 2012107500P 1 6P21 17 Pedestal Sta...

Страница 84: ...6115296P CS 0603 X7R 50V 1500p K T CAP CHIP C225 1 43 N A 2345710496P CS 0402 Y5V 16V 0 1u Z T CAP CHIP C226 1 44 N A 2347710696P CS 0805 Y5V 10V 10u Z T CAP CHIP C227 1 45 N A 2345710496P CS 0402 Y5V 16V 0 1u Z T CAP CHIP C228 1 46 N A 2345710496P CS 0402 Y5V 16V 0 1u Z T CAP CHIP C229 1 47 N A 2345710496P CS 0402 Y5V 16V 0 1u Z T CAP CHIP C230 1 48 N A 2345710496P CS 0402 Y5V 16V 0 1u Z T CAP CH...

Страница 85: ...1 131 N A 2345710496P CS 0402 Y5V 16V 0 1u Z T CAP CHIP C515 1 132 N A 2345347396P CS 0402 X7R 16V 0 047u K T CAP CHIP C516 1 133 N A 2345347396P CS 0402 X7R 16V 0 047u K T CAP CHIP C517 1 134 N A 2345347396P CS 0402 X7R 16V 0 047u K T CAP CHIP C518 1 135 N A 2345110296P CS 0402 X7R 50V 1000p K T CAP CHIP C519 1 136 N A 2345710496P CS 0402 Y5V 16V 0 1u Z T CAP CHIP C520 1 137 N A 2345347396P CS 04...

Страница 86: ...7996P V PORT 0603 4 7P M VARISTOR ESD D507 1 222 N A 2436247996P V PORT 0603 4 7P M VARISTOR ESD D508 1 223 N A 2436247996P V PORT 0603 4 7P M VARISTOR ESD D509 1 224 N A 2436247996P V PORT 0603 4 7P M VARISTOR ESD D510 1 225 N A 2436247996P V PORT 0603 4 7P M VARISTOR ESD D511 1 226 N A 2436247996P V PORT 0603 4 7P M VARISTOR ESD D512 1 227 N A 2436247996P V PORT 0603 4 7P M VARISTOR ESD D513 1 2...

Страница 87: ...SOT 23 ON XISTOR PNP R SMD Q202 RB 1 313 N A 2360100696P PMBS3906 SOT 23 PHILIPS XISTOR PNP R SMD Q202 RC 1 314 E Q 0402 1607 2360100796P MMBT3906 F SOT 23 DIODES XISTOR PNP R SMD Q203 RA 1 315 N A 2360100896P MMBT3906LT1G SOT 23 ON XISTOR PNP R SMD Q203 RB 1 316 N A 2360100696P PMBS3906 SOT 23 PHILIPS XISTOR PNP R SMD Q203 RC 1 317 E Q 0402 1180 2360301296P MMBT3904 F SOT23 DIODES XISTOR NPN R SM...

Страница 88: ...253147296P RC 0402 1 16W 4 7Kohm J T RES CHIP 1 16W R260 1 405 N A 2253147296P RC 0402 1 16W 4 7Kohm J T RES CHIP 1 16W R261 1 406 N A 2251239206P RC 0603 1 10W 392 ohm F T RES CHIP 1 10W R262 1 407 N A 2251210016P RC 0603 1 10W 1 0Kohm F T RES CHIP 1 10W R263 1 408 N A 2251210016P RC 0603 1 10W 1 0Kohm F T RES CHIP 1 10W R264 1 409 N A 2253147296P RC 0402 1 16W 4 7Kohm J T RES CHIP 1 16W R266 1 4...

Страница 89: ... 1 16W R549 1 495 N A 2253110196P RC 0402 1 16W 100 ohm J T RES CHIP 1 16W R550 1 496 N A 2253147296P RC 0402 1 16W 4 7Kohm J T RES CHIP 1 16W R551 1 497 N A 2253147296P RC 0402 1 16W 4 7Kohm J T RES CHIP 1 16W R552 1 498 N A 2253110196P RC 0402 1 16W 100 ohm J T RES CHIP 1 16W R555 1 499 N A 2253110196P RC 0402 1 16W 100 ohm J T RES CHIP 1 16W R556 1 500 N A 2253110196P RC 0402 1 16W 100 ohm J T ...

Страница 90: ...RES CHIP 1 16W R711 1 588 N A 2253110396P RC 0402 1 16W 10Kohm J T RES CHIP 1 16W R712 1 589 N A 2253110396P RC 0402 1 16W 10Kohm J T RES CHIP 1 16W R713 1 590 N A 2253110396P RC 0402 1 16W 10Kohm J T RES CHIP 1 16W R714 1 591 N A 2253110396P RC 0402 1 16W 10Kohm J T RES CHIP 1 16W R715 1 592 N A 2253110396P RC 0402 1 16W 10Kohm J T RES CHIP 1 16W R716 1 593 N A 2253133096P RC 0402 1 16W 33 ohm J ...

Страница 91: ...V BLOCK I701 RB 1 676 N A 2427413013P 13 13P H B 1007 28 L 360mm WIRE HARNESS P701 1 677 M SW 0815 0182 2403702200P 1P H 4 3mm 160g TOP TACT SWITCH S701 1 678 N A 2403700600P 1P H 3 85mm 160g SIDE TACT SWITCH S702 1 679 N A 2403700600P 1P H 3 85mm 160g SIDE TACT SWITCH S703 1 680 N A 2403700600P 1P H 3 85mm 160g SIDE TACT SWITCH S704 1 681 N A 2403700600P 1P H 3 85mm 160g SIDE TACT SWITCH S705 1 6...

Страница 92: ... RC 1206 1 4 W 33Kohm F T RES CHIP 1 4W R828 1 769 N A 2253210196P RC 0603 1 10W 100 ohm J T RES CHIP 1 10W R831 1 770 N A 2251346436P RC 0805 1 8W 464K ohm F T RES CHIP 1 8W R839 1 771 E R 0405 7116 2253400096P RC 1206 1 4 W 0 ohm J T RES CHIP 1 4W R841 1 772 E R 0405 6410 2253210296P RC 0603 1 10W 1Kohm J T RES CHIP 1 10W R842 1 773 E R 0405 6600 2253200096P RC 0603 1 10W 0 ohm J T RES CHIP 1 10...

Страница 93: ...ECT D806 RB 1 854 N A 2363235795P UF1007 DO 41 DIODES DIODE RECT D806 RC 1 855 N A 2363236195P UF1007 DO 41 CTC DIODE RECT D806 RD 1 856 E D 0403 1465 2363220395P UF4004G DO 41 PEC DIODE RECT D807 RA 1 857 N A 2363235195P UPG10G DO 204AL ZOWIE DIODE RECT D807 RB 1 858 N A 2363235695P UF1004 DO 41 DIODES DIODE RECT D807 RC 1 859 N A 2363235995P UF1004G DO 41 CTC DIODE RECT D807 RD 1 860 N A 2428106...

Страница 94: ... 2W R811 1 951 N A 2235547303P RS 2W 47Kohm J P 20 0 RES MTL 2 R833 1 952 N A 2241222116P RW 2WS 202 ohm P 7 0 J RES WIR 2W R837 1 953 N A 2407413700P 0711 2 PL4M20 C INALWAYS SOCKET S801 RA 1 954 N A 2407413700P 03 TU 301 SP TECX UNIONS SOCKET AC INLET S801 RB 1 955 N A 2374228122P ERL28 1 0mH 24 24Ts 0 55mm LI TAI PT 010072 6 XFORMER POWR T801 RA 1 956 N A 2374228126P ERL28 1 0mH 24 24Ts 0 55mm ...

Страница 95: ...g Flow Chart 7 Block Diagram 8 Schematic Diagrams 9 PCB Layout Diagrams 10 Exploded View And Exploded Parts List 11 Recommended Spare Parts List B Are you satisfied with this Service Manual Item Excellent Good Fair Bad 1 Service Manual Content 2 Service Manual Layout 3 The form and listing C Do you have any other opinions or suggestions regarding this service manual Reader s basic dada Name Title ...

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