ViewSonic N3752w-1M Service Manual Download Page 71

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8.16. MT5351 DDR MEMORY

BYPASS CAP. FOR DDR

DDR#1

DDR#2

CLOSED TO DDR

DDR MEMORY

CLOSED TO MT5351

CLOSED TO DDR

CLOSED TO MT5351

FOR DDR#2

CLOSED TO MT5351

FOR DDR#1

GLOBAL SIGNAL

EQUAL LINE LENGTH

BYPASS CAP. FOR TERMINATOR
(EVERY 2 RESISTOR PUT 1
BYPASS CAP.)

MEM_BA0

RA13

MEM_DQ24

MEM_CLKEN

MEM_ADDR0

MEM_ADDR1

RDQ30

RDQS2

MEM_ADDR7

MEM_BA1

MEM_DQ17

MEM_ADDR8

MEM_DQM3

MEM_DQ5

MEM_DQ26

RDQ13

RDQ2

RDQM0

MEM_DQ10

MEM_DQ0

MEM_DQ31

MEM_ADDR4

MEM_ADDR5

MEM_ADDR11

MEM_WE_1

RBA0

RA11

MEM_ADDR3

RDQ26

RDQS3

MEM_CLKEN

RDQ17

MEM_WE_1

MEM_DQS2

MEM_ADDR10

MEM_ADDR2

MEM_ADDR7

MEM_DQM2

MEM_DQ4

RBA[0..1]

MEM_DQM0

MEM_VREF

RDQM[0..3]

MEM_DQ11

MEM_ADDR13

MEM_CAS_1

RA1

RCLK1

MEM_DQ5

MEM_CLKA

MEM_DQ14

MEM_DQS2

MEM_DQ13

RBA1

RDQM3

RDQ6

MEM_DQ27

MEM_DQ1

MEM_BA0

RCKE

MEM_ADDR6

MEM_DQM3

RCLK0

MEM_DQ27

MEM_DQ4

MEM_ADDR5

RDQ8

MEM_DQ14

MEM_ADDR8

MEM_DQ3

MEM_DQ15

MEM_ADDR12

GND

RDQ22

MEM_DQ3

MEM_CS_1

RDQ23

RDQ18

RDQ4

MEM_CS_1

RA3

MEM_DQ1

MEM_WE_1

RCLK0_1

MEM_DQ8

MEM_ADDR3

MEM_DQ20

MEM_DQS1

MEM_DQ12

RDQ1

MEM_DQ2

RDQ16

MEM_CLKA_1

MEM_DQ23

RDQ29

MEM_ADDR9

MEM_BA1

RCLK1

MEM_ADDR1

MEM_ADDR7

RDQS0

MEM_RAS_1

RDQ19

RA5

RA4

MEM_ADDR13

MEM_VREF

RDQM2

MEM_WE_1

MEM_DQS3

MEM_DQ28

MEM_ADDR5

MEM_CAS_1

RDQ28

RDQ11

RDQ0

MEM_ADDR7

MEM_ADDR2

MEM_CLKEN

MEM_DQ22

MEM_ADDR11

MEM_ADDR0

RDQM1

MEM_ADDR12

MEM_DQM1

MEM_DQ18

RDQ31

RDQ20

RCS_1

RA10

MEM_ADDR10

RA0

MEM_DQ13

DTVDDR_2V5

MEM_ADDR6

MEM_RAS_1

RA6

MEM_ADDR13

RDQ5

MEM_DQS0

MEM_ADDR2

MEM_BA0

MEM_ADDR9

MEM_BA1

RDQ15

RDQ21

MEM_ADDR11

MEM_ADDR4

MEM_DQ28

MEM_ADDR1

RDQ24

MEM_DQ2

MEM_DQ6

MEM_DQ17

MEM_ADDR0

MEM_CS_1

MEM_DQ16

MEM_ADDR10

MEM_CLKEN

RA8

MEM_DQ11

MEM_DQ15

MEM_DQ7

MEM_DQS1

RDQ27

RDQ25

MEM_DQ24

MEM_ADDR0

RCAS_1

RA12

MEM_ADDR13

RCLK1_1

MEM_DQ29

MEM_ADDR3

MEM_ADDR8

RWE_1

MEM_ADDR4

RCLK0

RRAS_1

MEM_ADDR8

MEM_CLKB

MEM_DQ21

MEM_ADDR4

MEM_RAS_1

RCS_1

RA9

RDQ9

MEM_DQ25

RDQS[0..3]

RDQ10

MEM_BA0

MEM_VREF

MEM_DQ19

MEM_DQ22

MEM_DQ8

MEM_DQ7

MEM_DQM1

MEM_DQ30

MEM_DQ0

RDQ12

RCKE

MEM_DQ18

RRAS_1

MEM_ADDR9

MEM_ADDR2

MEM_BA1

MEM_DQ16

MEM_DQ21

MEM_DQ20

RCLK1_1

MEM_DQ30

RDQS1

MEM_ADDR10

MEM_ADDR12

MEM_DQM0

MEM_ADDR12

MEM_CAS_1

RDQ14

MEM_RAS_1

MEM_DQS3

MEM_DQS0

MEM_DQ25

MEM_ADDR3

MEM_DQ6

RA[0..13]

RCLK0_1

MEM_CS_1

MEM_ADDR5

MEM_DQ9

MEM_ADDR9

RA7

MEM_DQ31

RA2

MEM_ADDR1

MEM_DQ29

MEM_DQ12

MEM_DQ23

RDQ3

MEM_DQ19

MEM_DQ10

RDQ[0..31]

RDQ7

MEM_DQM2

MEM_DQ9

MEM_CLKB_1

MEM_ADDR6

MEM_ADDR11

RCAS_1

MEM_DQ26

MEM_CAS_1

MEM_CLKB

MEM_CLKB_1

MEM_CLKA

MEM_CLKA_1

DV25

MEM_VREF

RCLK1

RCLK0

RCAS_1

MEM_VREF

RWE_1

RDQS[0..3]

RCLK0_1

GND

7,12,13,14,15,17,18

RCS_1

RCKE

RCLK1_1

RDQ[0..31]

RBA[0..1]

RDQM[0..3]

RA[0..13]

RRAS_1

DTVDDR_2V5

DV25

15,18

+1V25_DDR

DV25

DV33

DTVDDR_2V5

+1V25_DDR

DV25

R258

I150
RT9173

Vin

VCNTL

VOUT VCNTL

VREF

VCNTL

GND

VCNTL

RP57

47x4

C496
0.1U

C0603

R282

C535
0.1U

C0603

C541
0.1U

C0603

C512
0.1U

C0603

C517
0.1U

C0603

RP51

47x4

C525
0.1U

C0603

RP48

75x4

RP68

75x4

C502
0.1U

C0603

C518
0.1U

C0603

C494
0.1U

C0603

R263

R275

R272

I128

16M x 16 DDR TSOP-66

TSOP66/SMD

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
30
31
32
33

VDD
DQ0
VDDQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VDDQ
DQ5
DQ6
VSSQ
DQ7
NC
VDDQ
LDQS
NC
VDD
NC
LDM
WE
CAS
RAS
CS
NC
BS0
BS1
A10/AP
A0
A1
A2
A3
VDD

VSS

A11

A12

CKE

CLK

UDM

VSS

VREF

UDQS

VSSQ

DQ8

VDDQ

DQ9

DQ10

VSSQ

DQ11

DQ12

VDDQ

DQ13

DQ14

VSSQ

DQ15

VSS

C498
0.1U

C0603

RP64

75x4

R146
0R

C505
0.1U

C0603

RP67

47x4

C526
0.1U

C0603

RP60

75x4

C428

100uF/16v

R280

C515
0.1U

C0603

C530
0.1U

C0603

C508
0.1U

C0603

C278

10U/16V/Y5V

RP55

47x4

R261

RP59

47x4

RP62

75x4

RP49

22x4

C520
0.1U

C0603

C543
0.1U

C0603

R271

C509
0.1U

C0603

R265

C511
0.1U

C0603

RP46

75x4

C430
0.1U

C0603

R233
100K/1%

R278

R269

RP45

22x4

I129

16M x 16 DDR TSOP-66

TSOP66/SMD

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
30
31
32
33

VDD
DQ0
VDDQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VDDQ
DQ5
DQ6
VSSQ
DQ7
NC
VDDQ
LDQS
NC
VDD
NC
LDM
WE
CAS
RAS
CS
NC
BS0
BS1
A10/AP
A0
A1
A2
A3
VDD

VSS

A11

A12

CKE

CLK

UDM

VSS

VREF

UDQS

VSSQ

DQ8

VDDQ

DQ9

DQ10

VSSQ

DQ11

DQ12

VDDQ

DQ13

DQ14

VSSQ

DQ15

VSS

C546
0.1U

C0603

C510
0.1U

C0603

C516
100U/16V

CE025063

C527
0.1U

C0603

C495
0.1U

C0603

C500
0.1U

C0603

R283

C504
0.1U

C0603

RP47

47x4

R279

C492

47uF/16v

C531
0.1U

C0603

R277

C519
0.1U

C0603

R268

C540
0.1U

C0603

R281

(NC)75

C542
0.1U

C0603

C514
0.1U

C0603

R234
100K/1%

RP61

22x4

R274

R286
47

R0603

C507
0.1U

C0603

C499
0.1U

C0603

R270

C513
0.1U

C0603

R287
47

R0603

C536
0.1U

C0603

R284
47

R0603

R266

C545
0.1U

C0603

RP53

22x4

RP66

75x4

RP56

75x4

C529
0.1U

C0603

R288
NC

R0603

C532
0.1U

C0603

RP50

75x4

C524
0.1U

C0603

C528
0.1U

C0603

R260

C533
0.1U

C0603

C544
0.1U

C0603

C521
0.1U

C0603

R273

R285
NC

R0603

C491

1uF

RP52

75x4

RP58

75x4

R259

L152

R121/0603

L0603

C497
0.1U

C0603

C501
0.1U

C0603

C503
0.1U

C0603

C547
0.1U

C0603

R267

RP65

47x4

R262

C506
0.1U

C0603

C523
0.1U

C0603

RP63

47x4

R264

R290
47

R0603

C490
220uF/16v

C539
0.1U

C0603

C534
0.1U

C0603

C522
0.1U

C0603

C537
100U/16V

CE025063

C538
0.1U

C0603

RP54

75x4

R276

ViewSonic Corporation

Confidential - Do Not Copy

N3752w-1M

Summary of Contents for N3752w-1M

Page 1: ...Service Manual ViewSonic N3752w 1M Model No VS11405 1M 37 LCD TV N3752w 1M_SM Rev 1a Oct 2006 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583...

Page 2: ...d 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...

Page 3: ...uit Description 20 5 Adjustment Procedure 24 6 Trouble Shooting Flow Chart 48 7 Block Diagram 52 8 Schematic Diagrams 53 9 PCB Layout Diagrams 79 10 Exploded Diagram And Exploded Parts List 85 11 Reco...

Page 4: ...input connector 3 Wipe off water drop 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...

Page 5: ...touch the metal frame of the LCD panel or the front cover of the monitor Do not touch the surface of the polarizer Surface of the LCD panel is pressed by fingers and that may cause Mura Take out the...

Page 6: ...lace 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 N3752w 1M...

Page 7: ...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...

Page 8: ...Audio Audio amp of this product shall be provided by ESMT with a Model Number of 8256A MTK MT8202 for N3752W shall be used as sound processor In addition a pair of speakers shall be integrated within...

Page 9: ...e with ISO 7779 DIN EN27779 1991 Power Switch noise shall be Excluded Efficiency 80 full load nominal line Leakage Current 0 5mA 240VAC Power Saving DPMS N A Recovery Time 3 sec Power Factor Correctio...

Page 10: ...and Left Right for function adjust Enter Enter the function setting Menu On screen display OSD menu ON OFF CH and CH Change channel for TV only Control buttons Play Stop Pause Record Forward Rewind bu...

Page 11: ...lastic Parts Specification VSCMPPSPEC001V1 2 Screen Printed Parts Bird Logo Recess Artwork shall be provided and confirmed by ViewSonic Rear Label A label identifying the product name model serial num...

Page 12: ...bol are trademarks of Dolby Laboratories Only for DTV source in this model Volume Down Decrease sound volume or adjust a highlighted control while in OSD menu Volume Up Increase sound volume or adjust...

Page 13: ...posite Video input Connect this port to the composite video output of A V device YPbPr signal input Connect this port to the YPbPr output of A V device S Video input Connect this port to the S Video o...

Page 14: ...Remote Control ViewSonic Corporation Confidential Do Not Copy N3752w 1M 11...

Page 15: ...buttons Select desire device M Zoom Adjust window size N WIDE Change aspect ratio O UP DOWN LEFT RIGHT ENTER UP DOWN for OSD function select and LEFT RIGHT for function adjust ENTER Enter the function...

Page 16: ...vid and Hi Bright Audio Menu To set the audio quality and status Audio Menu is active in all input sources Bass To adjust bass Treble To adjust the treble Balance To adjust left and right audio balanc...

Page 17: ...factory default of the password is 0000 To enable parental control input the password press button to focus on OK key and then press ENTER Select Cancel if you want to exit After entering the followi...

Page 18: ...To clear all the locks set before press ENTER The factory default of the password is 0000 To enable parental control input the password press button to focus on OK key and then press ENTER Select Can...

Page 19: ...material that is unsuitable for children under 14 years of age TV G General audience TV MA Mature audience only Color Temperature To select the color temperature from Warm Cold Normal or User If you s...

Page 20: ...y using or ENTER Channel Name Press ENTER to edit a name for the channel appointed Use to select the letters you want and use BackSpace key to delete backwards Move the cursor to OK and then press ENT...

Page 21: ...adjust the horizontal position of the picture V Position To adjust the vertical position of the picture Font Size To select a font size from Large Small or Medium Font Style To select different font s...

Page 22: ...put source for main screen press SOURCES button PIP Size Select Press PIP Size to select the size of sub screen The function only acts on PIP PIP Position Select Press to select the position of sub sc...

Page 23: ...s and route them into Main and PIP data path B 3D comb filter Video Decoder Deinterlacer and Scaling controller MT8202 includes 3D comb filter TV decoder to retrieve the best image from popular compos...

Page 24: ...ctively The control voltages are converted to analog signals through the on chip 1 bit sigma delta D A converters plus the off chip R C low pass filters The automatic gain control keeps the received p...

Page 25: ...UG_POWER MT8293 has 3 I2C interfaces LCD Controller IC use the CSDL CSDA interface to access MT8293 registers MT8293 use KSDL KSDA interface to read HDCP key from the EEPROM HDMI transmitter use DSDL...

Page 26: ...AD12250 converts stereo single ended analog input signals into 24 bit I2S digital audio data through on chip anti aliasing filter multi bit modulator decimation filter and high pass filter which remov...

Page 27: ...ENTER at the same time then go into the FACTORY MODE Fig 1 Fig 2 D Figure 1 Select EEPROM INITIAL and press ENTER The act of EEPROM INITIAL is completed when EEPROM INIT disappeared 1 4 2 COLOR TEMPER...

Page 28: ...input jack both support TV and DTV systems Besides the TV system NTSC and DTV systems ATSC can be found by the scanning of AIR in the AUTO SCAN function B Cable TV Connect the LCD TV to the cable wit...

Page 29: ...487 75 493 75 499 75 505 75 511 75 517 75 523 75 529 75 535 75 541 75 547 75 553 75 559 75 565 75 571 75 577 75 583 75 589 75 595 75 601 75 607 75 613 75 619 75 625 75 631 75 637 75 643 75 101 00 107...

Page 30: ...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 U...

Page 31: ...er LEVEL 60dBu regards as normally PRODUCTS OUTPUT CHECK ITEM A The same as CENTRALISM TRANSMITTING SIGNAL CHECK CONTENT B saturation TEST inputs the TV signal the input signal LEVEL establishment mos...

Page 32: ...0 106ms 0 064ms V Border 0 254ms 0 000ms 0 000ms 0 000ms H V Sync Interlace No No No No ITEM 5 6 7 8 TIMING 1024 768 60HZ 1024 768 75HZ 1280 720 60HZ 1280 768 60HZ Pixel Rate 65 000MHZ 78 750MHZ 74 2...

Page 33: ...959us 15 630us H DISPLAY 15 906us 11 852us H B Porch 2 994us 2 296us H Width 1 310us 1 037us H Border 0 000us 0 000us V TOTAL 16 662ms 16 661ms V DISPLAY 16 097ms 16 005ms V B Porch 0 377ms 0 594ms Vs...

Page 34: ...conform to the LCD TV you have to do the DDC key in 2 1 Equipment Needed N3752W LCD TV DDC Card PC RS 232 cable Barcode Reader VGA Cable N3752W LCD TV DDC Card PC RS 232 Cable VGA Cable Barcode Reade...

Page 35: ...DDC Card and N3752W LCD TV with VGA Cable when key in DVI DDC information use VGA transform to DVI port 2 2 4 Connect Power Cord to N3752W LCD TV 2 3 DDC Key In Procedure 2 3 1 run DDC exe 2 3 2 Choos...

Page 36: ...3 3 Press ENTER key 2 3 4 Input bar code 2 3 5 Press ENTER key then the successful picture is as follows DDC DOWNLOED OK 2 3 6 Exit program ViewSonic Corporation Confidential Do Not Copy N3752w 1M 33...

Page 37: ...the different EDID into each HDMI connector 3 1 Equipment Needed N3752W LCD TV PC RS 232 cable Barcode Reader HDMI Cable N3752W LCD TV PC RS 232 Cable HDMI Cable Barcode Reader 3 2 Setup Procedure 3...

Page 38: ...C keyboard port 3 2 3 Connect DDC Card and N3752W LCD TV with HDMI Cable 3 2 4 Connect Power Cord to N3752W LCD TV 3 3 DDC Key In Procedure 3 3 1 Run DDC exe 3 3 2 Choose model number then ViewSonic C...

Page 39: ...3 3 Press ENTER key 3 3 4 Input bar code 3 3 5 Press ENTER key then the successful picture is as follows DDC DOWNLOED OK 3 3 6 Exit program ViewSonic Corporation Confidential Do Not Copy N3752w 1M 36...

Page 40: ...execution N3752W ISP FIXTURE PC 4 2 Installing the USB device driver The USB driver will be upgraded if necessary PL 2303 Driver Installer exe 4 3 Insert the USB to RS232 Download Board to PC s USB p...

Page 41: ...5 2 Select COM port Depends on the COM port assigned in System Device Manager Refer below right 4 5 3 Select Baud Rate 115200x 8 Suggestion ViewSonic Corporation Confidential Do Not Copy N3752w 1M 38...

Page 42: ...4 5 4 Enable the USB Bridge 4 5 5 Browsing the File to download ViewSonic Corporation Confidential Do Not Copy N3752w 1M 39...

Page 43: ...your platform and Mtktool 2 You can slow down the baud rate if some Flash memory can not works properly in high speed download 3 Please call the MediaTek contact window if any problem found like unsu...

Page 44: ...e 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 t...

Page 45: ...8807P POLYETHY BAG 1 8 DC 00008104 2001131664P OWNER GUIDE 1 9 DC 00008105 2002310614P GUARANT CARD QSG 1 10 A 00005362 2427130046P AC POWER CORD 1 11 CB 00003425 2427701893P RCA CABLE 1 12 N A 242770...

Page 46: ...st Cover from LCD TV 1 1 Unscrew 4 screws that secure Stand Unit and detach Dust Cover from the LCD TV 2 Disassembly of Rear Cover 2 1 Unscrew 20 screws to remove Rear Cover Stand Dust Cover ViewSonic...

Page 47: ...wer Board IR Board Speaker Front Cover and Panel Unit 3 1 Unscrew 20 screws to remove Shield Plate 3 2 Unscrew 8 screws to remove Speaker Speaker Rear Cover Shield Plate ViewSonic Corporation Confiden...

Page 48: ...3 3 Unscrew 3 screws to remove Bracket Fix 3 4 Unscrew 10 screws and disconnect the wires to remove Main Board Main Board Bracket fix ViewSonic Corporation Confidential Do Not Copy N3752w 1M 45...

Page 49: ...isconnect the wires to remove Power Board 3 6 Unscrew 5 screws to remove METAL FITTG 3 7 Unscrew 2 screws and disconnect the wires to remove KeyPad Board Power Board ViewSonic Corporation Confidential...

Page 50: ...crews to remove Front Cover 3 9 Lay Panel Unit facedown and unscrew 26 screws on its right left up and down sides to remove Panel Bracket Front Cover Panel ViewSonic Corporation Confidential Do Not Co...

Page 51: ...145 No Yes Yes Check I135 is defective Replace I135 Yes Check I136 is defective Replace I136 Yes Check Pin37 of I145 is high Check Earphone circuit Yes Check I145 is defective Replace I145 Yes Check S...

Page 52: ...s Yes Replace I106 I107 START Check X100 is OK Replace I101 Replace I102 No No No Replace IR Board Replace x100 No No Check Wire Connection on power board is OK Replace Power Board Connect the wire Ye...

Page 53: ...is on I804 Pin21 Check Q802 C886 is OK Check I106 has output signal at Pin13 22 of P803 Check the LVDS wire from P803 to panel is OK Replace Q802 or C886 Replace I804 Check L816 R172 R173 C332 C33 4...

Page 54: ...Hz is on Pin4 of I115 Check I106 No Check I114 is defective Replace I114 Yes Check I115 has output signal at RP25 RP30 Replace I115 Yes No Yes Yes No Check I106 has output signal at Pin11 16 and Pin19...

Page 55: ...IR PC D Sub AD12250 A D converter HDMI 2 AD8256 Audio Amp MT5112 Demod LCD Module NTSC HDMI SWITCH AV CVBS MT8202 COMBO Tuner S Video2 MT5351 Mpeg decoder CABLE DDR SDRAM HDMI 1 Speaker 10Wx2 YPbPr HD...

Page 56: ...21 0805 6A C806 0 1U H105 HOLE GND 2 3 4 5 9 8 7 6 1 2 3 4 5 9 8 7 6 1 E B C SOT 23 Q102 MMBT3904 1 3 2 R103 4 7K C104 1U R102 10K L234 R121 0805 6A C805 4 7uF 50V C105 1000U 16V LowESR C107 0 1U L218...

Page 57: ...AZ1117 adj 3 2 1 4 C121 100U 16V C116 0 1U L109 R121 0805 6A I101 AP1510 1 8 2 7 3 6 4 5 FB VSS EN VSS OCSET Output VCC Output R515 3 9K R517 3 65K 1 ADJ OUT IN I104 AIC117 1 8V SOT223 3 2 1 4 R844 6...

Page 58: ...A_CS_1 4 SY0 8 ERO3_GPIO 20 VIDEO_OUT 21 CCIR_GPIO_D 10 SDA0 26 SCL0 26 AUD_CTRL 12 TUNER_SW 13 READY 7 RED_LED 24 GREEN_LED 24 PWR_ON_OFF 1 IDT_OE 13 HD_PON 11 SB33B SB18A DV33A SB33B SB33B DV18A SB...

Page 59: ...0 1U C172 3300P R140 75 R121 0 C163 0 1U R143 150 C150 0 1U C145 0 1U RP18 47x4 1 2 3 4 5 6 7 8 C170 3300P R144 75 C180 0 1U C199 0 1U C0603 R123 22 C184 0 1U C137 0 1U C151 0 1U C188 0 1U I107 29LV1...

Page 60: ...P3 3 ADACVDD 3 ADCVDD 3 LVDDB 3 REFP 3 PLLVDD3 3 TESTP4 3 AADCVDD 3 TESTN3 3 GNDA 3 21 22 LVDDA 3 REFN 3 PLLVDD1 3 AVDD_VAD0 3 DACFS 3 AVDD_VAD1 3 AV33A AV33A ASB33A ADCV33A ADCV18A ASB18A ASB18A ADCV...

Page 61: ...603 C288 3300P C0603 C301 0 1U C0603 C304 0 1U C295 3300P C0603 C290 0 1U C0603 C296 3300P C0603 C305 0 1U C302 0 1U C0603 C306 0 1U C286 0 1U C291 0 1U C0603 C297 3300P C0603 C287 0 1U C294 0 01U C06...

Page 62: ...C818 0 1uF C0603 SMD R815 4 7K R0603 SMD C819 10nF C0603 SMD C822 10nF C0603 SMD R819 100 R0603 SMD R820 100K R0603 SMD L804 R121 0805 6A BEAD SMD 0805 2A R817 4 7K R0603 SMD Q802 2SC2712 SOT23 SMD 1...

Page 63: ...AVY0N SY0 TUMPX1 Y0 3 TUMPX1 7 MPX1 3 PR0 3 AADCVSS 3 5 21 22 SOY0 3 AVSY0 9 AVPR0P 9 VFE_GND1 2 3 5 22 AVPR0N 9 SY0 3 AVPB0N 9 CVBS0 3 SC0 3 PB0 3 AVSOY0 9 CVBS1 3 PB0 3 AVY0P 9 AVCVBS1 9 Y0 3 AVPB0...

Page 64: ...SC0 8 AV0SY0R_IN 19 YPBPR0L_IN 19 AVPR0P 8 AVY0N 8 AVSY0 8 AVPB0N 8 AVCVBS1 8 YPBPR0R_IN 19 AV0SY0L_IN 19 AVPB0P 8 AVY0P 8 AVSOY0 8 AVPR0N 8 AV0SY0L_IN 19 AV0SY0R_IN 19 YPBPR0L_IN 19 YPBPR0R_IN 19 L81...

Page 65: ...5 0 1U TP59 C362 100U 16V C391 0 1U C380 1000P RP29 33x4 1 2 3 4 5 6 7 8 L142 R121 0603 3A L141 R121 0603 3A C389 0 1U C361 1000P R223 NC C393 0 1U TP44 RP31 33x4 1 2 3 4 5 6 7 8 C374 1000P C402 0 1U...

Page 66: ...APM2301 P P809 HDMI_con 20 21 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 22 23 SHELL1 SHELL2 D2 D2 Shield D2 D1 D1 Shield D1 D0 D0 Shield D0 CK CK Shield CK CE Remote NC DDC CLK DDC DATA GND 5V H...

Page 67: ...3 SDA1 VI10 VOG3 U2RX AO1SDATA0 DV33 VI18 SCL1 VOR0 AO1MCLK 8293LRCK 8293SD0 8293BCLK 8293MCLK AO1LRCK AO1SDATA0 AO1MCLK AO1BCK HDMISD0 HDMILRCK HDMIMCLK HDMIBCLK AUD_CTRL AUD_CTRL 8293BCLK 8293MCLK 8...

Page 68: ...0 1uF C0603 SMD C857 0 1uF C0603 SMD C849 0 1uF C0603 SMD C862 0 1uF C0603 SMD R828 1M R0603 SMD R831 4 7K R0603 SMD C860 0 1uF C0603 SMD C828 10nF C0603 SMD L811 R121 0805 6A BEAD SMD 0805 C845 0 1uF...

Page 69: ...063 C439 0 1U C0603 I808 AP1510 1 2 3 4 8 7 6 5 FB EN OCSET VCC VSS VSS OUTPUT OUTPUT R850 1_3K C783 0 1U C0603 R232 0 R0603 C317 10U 50V C880 0 01uF NC L158 10uH SMD DRWW9 12 0 6mm C883 0 1U C0603 I1...

Page 70: ...R17 R18 D27 D28 E25 E26 E27 E28 F25 F26 F27 F28 G25 G26 G27 G28 H25 H26 H27 H28 J25 J26 J27 J28 K25 K26 K27 K28 L25 L26 L27 L28 M25 M26 M27 M28 N25 N26 N27 N28 P25 P26 P27 P28 T28 T27 T26 T25 U28 U27...

Page 71: ...GND VCNTL RP57 47x4 1 2 3 4 5 6 7 8 C496 0 1U C0603 R282 47 C535 0 1U C0603 C541 0 1U C0603 C512 0 1U C0603 C517 0 1U C0603 RP51 47x4 1 2 3 4 5 6 7 8 C525 0 1U C0603 RP48 75x4 1 2 3 4 5 6 7 8 RP68 75...

Page 72: ...DV33 DV33 DV33 DV33 DV33 DV33 R303 4 7K R0603 R295 NC 4 7K R0603 TP68 U1RX TP SMD D0 6 C550 0 1U C0603 R299 4 7K R0603 TP78 JTDO TP SMD D0 6 TP75 JTMS TP SMD D0 6 L168 R121 0603 3A L0603 RP83 10Kx4 RN...

Page 73: ...0603 C606 0 1U C0603 C560 4 7U C0805 C568 0 1U C0603 R314 47 R0603 C603 0 1U C0603 C582 0 1U C0603 C588 0 1U C0603 C557 1500P C0603 C566 4 7U C0805 C601 4 7U C0805 C579 0 1U C0603 C602 0 1U C0603 C552...

Page 74: ...L_IN 9 YPBPR0R_IN 9 AV0SY0L_IN 9 AV0SY0R_IN 9 GPIO7 3 GPIO9 3 12V 21 23 SG_12V SG_12V SG_12V SG_12V SG_12V SG_12V SG_12V SG_12V SG_12V R355 47K R362 47K R354 10K C633 0 1U C0603 C629 22U 50V R353 47K...

Page 75: ...C643 0 1U C649 10U 50V R379 10K R383 100K I136 AD12250 TSSOP16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 M0 MCLK VL SDOUT GND VD SCLK LRCK RST AINL VQ AINR VA REF_GND FILT M1 C641 0 1U L181 R121 0603 3A...

Page 76: ...A 5 6 7 8 4 R498 NC 220 R430 100 R429 100 I139A NJM4558 OPA 3 2 1 8 4 E B C SOT 23 Q125 NC MMBT3904 1 3 2 R497 NC 10K C692 1000P L188 R121 0603 3A R415 20K C685 150P C669 220U 16V C687 820P C688 22U 5...

Page 77: ...D132 5 6V 1 2 C610 0 01U R340 510 R328 75 C623 0 01U C615 0 01U L824 R80 0603 200mA C621 5P R348 2K R324 100 R333 NC 10K D133 NC 5 6V 1 2 R327 68 I133 24C21 SMD DIP 1 2 3 4 5 6 7 8 NC1 NC2 NC3 GND SDA...

Page 78: ...03 C762 1n C0603 L202 15uH SMD C757 NC C0603 R404 4 7K R400 NC C659 1n C0603 L185 R121 0603 3A C675 0 1U C0603 L209 R121 0603 3A L200 R121 0805 6A R241 47 R242 47 C744 1n C0603 C663 1n C0603 C677 0 1U...

Page 79: ...0 3 RED_LED 3 GREEN_LED 3 GPIO11 3 GPIO15 3 GPIO16 3 IRRCVR 3 SB33B 5VSB 5VSB Q121 MMBT3906 1 2 3 C734 0 1U R469 10K R468 10K R467 10K R458 47 C728 0 1U R466 10K C732 0 1U R464 10K R465 10K C730 0 1U...

Page 80: ...858 22K P803 CON 2X15 2mm 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 30 C735 100U 16V R859 180 0805 C740 0 1U I142 AP9435M 1 8 2 7 3 6 4 5 S D S D S D G D E B C SOT...

Page 81: ...SCL 3 10 13 23 SDA 3 10 13 23 SCL0 3 SDA0 3 SB33B SB33B 5VSB SB33B SB33B SB33B C741 100U 16V R503 4 7K R513 0 R846 10K R484 10K R489 47K C742 0 1U R487 10K D137 LL4148 E B C SOT 23 Q123 MMBT3904 1 3...

Page 82: ...9 PCB Layout Diagrams 9 1 MAIN PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3752w 1M 79...

Page 83: ...9 2 MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3752w 1M 80...

Page 84: ...9 3 CON PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3752w 1M 81...

Page 85: ...9 4 CON PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3752w 1M 82...

Page 86: ...9 5 IR PCB TOP VIEW ViewSonic Corporation Confidential Do Not Copy N3752w 1M 83...

Page 87: ...9 6 IR PCB BOTTOM VIEW ViewSonic Corporation Confidential Do Not Copy N3752w 1M 84...

Page 88: ...10 Exploded View And Exploded Parts List ViewSonic Corporation Confidential Do Not Copy N3752w 1M 85...

Page 89: ...ViewSonic Corporation Confidential Do Not Copy N3752w 1M 86...

Page 90: ...6L MSWR17 FZMYI 1 35 N A 2081440084P SCREW WASH M4 8 P 0 7 TOOTH WASHER BLACK 4 36 N A 2082340102P SCREW CSK SCREW F M4X10 CSK 6 37 N A 2080005900P SCREW SPE M6 10MM TYPE I BLACK ZN 6 38 N A 20847401...

Page 91: ...2 0T HW 00008018 2071882200P 5B03 19 Box Carton 360X220X50mm WXDXH Box B P 00004497 2011100017P 6P85 20 Foam EPE TOP LEFT P 00006616 2012186100P 6P20 21 Foam EPE TOP RIGHT P 00006617 2012186200P 6P21...

Page 92: ...N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C286 1 38 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C287 1 39 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C304 1 40 N...

Page 93: ...C CS 0603 X7R 50V 0 1u K T C637 1 113 N A 2346710596P CAP CHIP 85 C CS 0603 Y5V 16V 1 0u Z T C638 1 114 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C639 1 115 N A 2346710596P CAP CHIP 85...

Page 94: ...50V 0 1u K T C832 1 191 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C833 1 192 N A 2341118096P CAP CHIP 125 C CS 0603 COG 50V 18p J T C834 1 193 N A 2341118096P CAP CHIP 125 C CS 0603 COG...

Page 95: ...1 267 N A 2364302496P DIODE SCHOTTKY SMD SM17 DO 214AC MOSPEC D813 1 268 N A 2364302496P DIODE SCHOTTKY SMD SM17 DO 214AC MOSPEC D814 1 269 N A 2349901396P CAP CHIP SPEC EGA10603V05A1 B INPAQ D815 1...

Page 96: ...I 3 0A L114 1 347 N A 2379360006P BEAD HI IMPEDANCE Z 60 ohm 200MHZ 0603 300mA L115 1 348 N A 2379360006P BEAD HI IMPEDANCE Z 60 ohm 200MHZ 0603 300mA L116 1 349 N A 2379512106P BEAD HI CURRENT Z 120...

Page 97: ...7 1 427 N A 2370101696P COIL CHOKE SMD YC5D18T100M 10uH YOUTH L829 1 428 N A 2379360006P BEAD HI IMPEDANCE Z 60 ohm 200MHZ 0603 300mA L830 1 429 N A 2407640219P SOCKET SMD HDMI HMR47 19P ACON P809 RA...

Page 98: ...S 8P4R 1 16W 75 ohm J P 0 8 RP04 1 501 N A 2259222008P RES CHIP NETWORKS 8P4R 1 16W 22 ohm J P 0 8 RP05 1 502 N A 2259275008P RES CHIP NETWORKS 8P4R 1 16W 75 ohm J P 0 8 RP06 1 503 N A 2259247008P RES...

Page 99: ...R118 1 580 N A 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R119 1 581 N A 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R120 1 582 E R 0405 6600 2253200096P RES CHIP 1 10W RC 0603 1 10W...

Page 100: ...1 1 658 N A 2253247096P RES CHIP 1 10W RC 0603 1 10W 47 ohm J T R242 1 659 N A 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R256 1 660 N A 2253233196P RES CHIP 1 10W RC 0603 1 10W 330 ohm J T R...

Page 101: ...736 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T R362 1 737 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T R363 1 738 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1...

Page 102: ...487 1 815 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T R489 1 816 E 00003527 2253247396P RES CHIP 1 10W RC 0603 1 10W 47Kohm J T R490 1 817 E R 0405 6419 2253247296P RES CHIP 1 10W R...

Page 103: ...RES CHIP 1 10W RC 0603 1 10W 560 ohm J T R853 1 893 N A 2253210396P RES CHIP 1 10W RC 0603 1 10W 10Kohm J T R854 1 894 N A 2253222396P RES CHIP 1 10W RC 0603 1 10W 22Kohm J T R858 1 895 N A 225331819...

Page 104: ...3P CAP MINI ELE 105 C EC 10u 50V 5 7 P 2 5 T C679 1 971 N A 2333622613P CAP ELE 105 C EC 22u 50V 5 11 P 2 5 T C688 1 972 N A 2333622613P CAP ELE 105 C EC 22u 50V 5 11 P 2 5 T C691 1 973 N A 2336310713...

Page 105: ...AP CHIP 125 C CS 0603 X7R 50V 3300p K T C197 1 1049 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C198 1 1050 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C199 1 1051 N A 23461104...

Page 106: ...125 C CS 0603 X7R 50V 0 1u K T C381 1 1127 N A 2341110296P CAP CHIP 125 C CS 0603 COG 50V 1000p J T C382 1 1128 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C383 1 1129 N A 2341110296P CAP...

Page 107: ...125 C CS 0603 X7R 50V 0 1u K T C545 1 1205 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C546 1 1206 N A 2346110496P CAP CHIP 125 C CS 0603 X7R 50V 0 1u K T C547 1 1207 N A 2346156296P CAP C...

Page 108: ...RC 0603 1 10W 47 ohm J T R278 1 1284 E R 0405 6419 2253247296P RES CHIP 1 10W RC 0603 1 10W 4 7Kohm J T R317 1 1285 E R 0405 6419 2253247296P RES CHIP 1 10W RC 0603 1 10W 4 7Kohm J T R318 1 1286 E R...

Page 109: ...4271102P FRONT BEZEL JC378UB HDMI ABS94HB BLACK 1F01 1 1362 N A 2054257003P ORNAMENT JC378EC FRONT BAR 94HB BLACK C 1F02 1 1363 N A 2031151400P DOOR PANEL VE800 PVC 15 8mm t 0 6mm 1F03 1 1364 N A 2053...

Page 110: ...008018 2071882200P BRACKET FIX JC378UB STAND SECC 2 0T 5B03 1 1433 N A 2082340102P SCREW CSK SCREW F M4X10 CSK 5B04 4 1434 N A 2084740082P SCREW BND T M4X8 BND T 5B05 12 1435 N A 2039819901P FOOT PAD...

Page 111: ...low Chart 7 Block Diagram 8 Schematic Diagrams 9 PCB Layout Diagrams 10 Exploded Diagram And Exploded Parts List 11 Recommended Spare Parts List B Are you satisfied with this Service Manual Item Excel...

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