background image

Item

ViewSonic P/N

Ref. P/N

Description

Location

Universal number#

Q'ty

218 E-C-0404-3655

1142930800

* CAP CD 1KV 100P K Y5P TP5

C116

1

219 E-C-0404-3729

1142938800

* CAP CD 1KV 220P K Y5P TP5

C214

BM5221KG1H

1

220 E-C-0404-3656

1142945800

* CAP CD 1KV 1KP K Y5P TP5

C412,C629

BM6102KG1H

2

221 E-C-0404-4691

1152346800

CAP CD 2KV 2.2KP M Z5U TP5

C630

EM28222MHA

1

222 E-C-0404-4692

1200063000

* CAP MO DP 50V 820P J C0G TP R

C429

SR215A821JAAAP4-90

1

223 #N/A

142101011200

* CAP AL 10V 100U M 5*11 TP5

C607

UVX1A101MT

1

224 #N/A

142102211800

* CAP AL 10V 220U M 6.3*11 TP5

C314,C635

CVR1A221MT

2

225 E-C-0404-3676

142121011500

* CAP AL 16V 100U M 5*11 TP5

C210,C215

UVR1C101MT

2

226 #N/A

142121021500

* CAP AL 16V 1KU M 10*16 TP5

C206

CVR1C102MT

1

227 #N/A

142123311500

* CAP AL 16V 330U M 8*11.5 TP5

C503,C504

CVR1C331MT

2

228 #N/A

142124701200

* CAP AL 16V 47U M 5*11 TP5

C219,C410,C411

UVX1C470MT

3

229 E-C-0404-3839

142141011200

* CAP AL 25V 100U M 6.3*11 TP5

C105,C209

CVX1E101MT

2

230 #N/A

142141011500

* CAP AL 25V 100U M 6.3*11 TP5

C105,C209,C444

CVR1E101MT

1

231 E-C-0404-3844

142144701200

* CAP AL 25V 47U M 5*11 TP5

C106,C211,C510

UVX1E470MT

3

#N/A

142144701500

* CAP AL 25V 47U M 5*11 TP5

C211,C443,C446,C510,

UVR1E470MT

4

#N/A

C611,C616

233 #N/A

142144711500

* CAP AL 25V 470U M 10*12.5 TP5

C205,C207

CVR1E471MT

2

234 #N/A

142151011500

* CAP AL 35V 100U M 6.3*11 TP5

C501

CVR1V101MT

1

235 #N/A

142161001500

* CAP AL 50V 10U M 5*11 TP5

C304,C409,C428,C431

UVR1H100MT

4

236 E-C-0404-3848

142161081500

* CAP AL 50V 1U M 5*11 TP5

C449

UVR1H1R0MT

1

237 #N/A

142162201500

* CAP AL 50V 22U M 5*11 TP5

C114,C432

UVR1H220MT

2

238 #N/A

142162281500

* CAP AL 50V 2.2U M 5*11 TP5

C108,C113

UVR1H2R2MT

2

239 #N/A

142164781500

* CAP AL 50V 4.7U M 5*11 TP5

C301,C303

UVR1H4R7MT

2

240 #N/A

142221081500

* CAP AL 100V 1U M 5*11 TP5

C437,C626,C627,C628

UVR2A1R0MT

4

241 #N/A

142244781200

* CAP AL 160V 4.7U M 8*11 TP5

C619,C620

CVX2C4R7MT

2

242 E-C-0404-3675

142321001200

* CAP AL 250V 10U M 10*20 TP5

C425

CVX2E100MT

1

243 E-C-0404-3850

144162281400

* CAP AL 50V 2.2U M 5*11 TP5

C406

UVT1H2R2MT

1

244 #N/A

144204711300

* CAP AL 63V 470U M 12.5*25

C202

CVT1J471MC3.5

1

245 #N/A

144241001400

* CAP AL 160V 10U M 10*12.5 TP5

C208

CVT2C100MT

1

246 #N/A

144241012108

* CAP AL 160V 100U M 12.5*25

C201

160YXA100MCE12.5*25

1

247 #N/A

144242201400

* CAP AL 160V 22U M 10*20 TP5

C621

CVT2C220MT

1

248 #N/A

144304791400

* CAP AL 200V .47U M 6.3*11 TP5

C447

CVT2DR47MT

1

249 #N/A

146402210428

* CAP AL 400V 220U M 25*35

C101

400USR220MST25*35

1

250 #N/A

1604314200

* CAP X MP PC 275VAC .33U M P15

CX102

KNB1560-0.33UFKL25-P

1

251 #N/A

1651100C26

* CAP MM DP 250V .047U J KI10

C427

DMPE473J2EB

1

252 E-C-0404-3866

1651120C26

* CAP MM DP 250V .1U J KI10

C507

DMPE104J2EB

1

253 E-C-0404-3688

1691151510

* CAP MM PC 63V .47U J TP5

C511

R82DC3470DQXXJ

1

254 E-C-0404-4699

1691180C01

CAP MM DP 63V 2.2U J KI10

C420

MEF-225J0063DB4102

1

255 E-C-0404-5327

1751121C26

CAP MP DP 250V .1U J KI10

C415

MPA104J2EB

1

256 E-C-0404-2096

1751131C26

* CAP MP DP 250V .22U J KI10

C413,C414

MPA224J2EB

2

257 #N/A

1751171F06

* CAP MP DP 250V 1U J KI20

C204

7U2E105J-CCG(PMS)

1

258 E-C-0404-4512

1751271D06

* CAP MP DP 250V .62U J KI15

C417

7U2E624J-ACE(PMS)

1

259 E-C-0404-5326

17D698AD26

CAP MP DP 1.5KVH 4.9KP H KI15

C401

MPPS492H3DC

1

260 E-C-0404-5328

1891040D26

CAP PP DP 800V 6.8KP J KI15

C416

PPN682J2KC

1

261 E-C-0404-3769

1950102101

* CAP MY DP I 50V 4.7KP J TP5

C436

PEI-472J0050DT2058

1

262 E-C-0404-3690

1950104126

* CAP MY DP I 50V 6.8KP J TP5

C112

PEI682J1HT

1

263 E-C-0404-3691

1950106126

* CAP MY DP I 50V .01U J TP5

C430

PEI103J1HT

1

264 #N/A

1950107101

* CAP MY DP I 50V .015U J TP5

C438

PEI-153J0050DT2058

1

265 #N/A

1950108126

CAP MY DP I 50V .022U J TP5

C110

PEI223J1HT

1

266 E-C-0404-4700

1950110126

* CAP MY DP I 50V .047U J TP5

C423

PEI473J1HT

1

267 E-C-0404-3695

1950113126

* CAP MY DP I 50V .22U J TP5

C402

PEI224J1HT

1

268 E-C-0404-4682

1950115001

* CAP MY DP I 50V .47U J

C502

PEI-474J0050DB2054

1

269 E-C-0404-3697

1950122126

* CAP MY DP I 50V .15U J TP5

C508

PEI154J1HT

1

270 E-C-0404-4701

1960212126

* CAP MY DP I 100V .1U K TP5

C404

PEI104K2AT

1

271 E-D-0403-1395

200131610020

* DIO BRD 4A 600V 3S(KBJ)

CR101

D3SB60

1

272 E-D-0403-0913

201300570523

* DIO FRD 1A 200V DO-204AL(DO-41) 50

D207,D404

UF4003 PKG23

1

273 E-D-0403-2060

201300570534

* DIO FRD 1A 200V DO-41 50nS

D404

UF102G T/B

1

274 E-D-0403-0611

201300590323

* DIO FRD 1A 400V DO-41 150nS

D601

RGP10G PKG23

1

275 E-D-0403-2057

201300610323

* DIO FRD 1A 600V DO-204AL(DO-41) 25

D409,D414,D415

RGP10J PKG23

3

276 E-D-0403-2061

201300610434

* DIO FRD 1A 600V DO-41 50nS

D420

UF106G T/B

1

277 E-D-0403-2797

201300620034

* DIO FRD 1A 800V DO-41 100nS

D108

UF108G T/B

1

278 E-D-0403-2029

201311070023

* DIO FRD 2A 200V DO-204AC(DO-15) 50

D205,D206

EGP20D PKG4

2

279 E-D-0403-1744

201311080023

* DIO FRD 2A 300V DO-204AC(DO-15) 50

D204

EGP20F

1

280 E-D-0403-2025

201330630007

* DIO FRD 1A 1000V SOD57 75nS

D202

BYV26E,133

1

281 E-D-0403-0832

202300290123

* DIO SBD 1A 20V DO-204AL

D215

1N5817 PKG23

1

282 E-D-0403-1536

203322540311

* DIO ZEN 0.5W 4.9-5.1V DO-35

ZD601

HZ5C1 TA

1

283 E-D-0403-2099

203322550511

* DIO ZEN 0.5W 6.0-6.3V DO-35

ZD202,ZD304,ZD306

HZ6C2 TA

3

284 E-D-0403-1644

203322570511

* DIO ZEN 0.5W 8.5-8.9V DO-35

ZD402

HZ9B2 TA

1

285 E-D-0403-1643

203322580211

* DIO ZEN 0.5W 8.9-9.3V DO-35

ZD303

HZ9C1 TA

1

286 E-D-0403-1936

203322610611

* DIO ZEN 0.5W 11.9-12.4V DO-35

ZD201

HZ12A2 TA

1

287 E-D-0403-1534

203322670311

* DIO ZEN 0.5W 17.5-18.3V DO-35

ZD101

HZ18-2 TA

1

288 E-D-0403-2799

203322690211

* DIO ZEN 0.5W 19.5-20.4V DO-35

ZD102

HZ20-2 TA

1

289 E-D-0403-1980

203322730311

* DIO ZEN 0.5W 23.6-24.7V DO-35

ZD405

HZ24-2 TA

1

E-D-0403-0531

204320750007

* DIO SW 0.2A 75V DO-35

D109,D110,D113,D114,

1N4148,133

1

#N/A

D115,D201,D208,D210,

#N/A

D301,D403,D405,D406,

#N/A

D407,D408,D410,D413,

#N/A

D421,D424,D427,D502,

232

E70f+SB-3 BOM

 

 

48

ViewSonic Corporation

Co

nfidential - Do Not Copy

70f+SB-3

E

Summary of Contents for E70F - 17" CRT Display

Page 1: ...Model No VCDTS23125 17 Digital Controlled Color Monitor Service Manual ViewSonic E70f SB 3 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 E70f SB 3_SM_832 Rev 1a May 2004...

Page 2: ...eof 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 ti...

Page 3: ...uble Shooting Flow Chart 9 Block Diagram 10 Schematic Diagrams 7 Recommended Spare Parts List 1 Precautions and Safety Notices 5 Adjusting Procedure 8 Exploded Diagram And Spare Parts List 11 PCB Layo...

Page 4: ...igh voltage circuit If a short circuit is found replace all parts which have been overheated as a result of the short circuit 3 3 All the protective devices munt be reinstalled per original design 3 4...

Page 5: ...ATION WARNING The only potential source of X Radiation is the picture tube However when the high voltage circuit is operating properly there is no possibility of X Radiation problem The basic precauti...

Page 6: ...NDED PERIODS OF OPERATION WITH LINE VOLTAGE REDUCED BELOW THE SPECIFIED MINIMUM 9 AN ISOLATION TRANSFORMER SHOULD BE USED WHEN PERFORMING ALIGNMENT AND TESTS PORTIONS OF THE POWER SUPPLY BOARD ARE HOT...

Page 7: ...TION INPUT MODE 1 12 ADJUST V POSITION H POSITION SUCH THAT THE PICTURE IS CENTERED WITH THE SCREEN I A B I 2mm I C D I 2mm 3 4 GEOMETRY ADJUSTMENT 3 4 1 INPUT MODE 1 12 3 4 2 PINCUSHION AND BARREL DI...

Page 8: ...PEC 1 5m m 1 5m m 1 5m m 1 5m m 230m m 310m m h 1m m 230m m 310m m 9300 O K x 0 283 0 003 y 0 297 0 003 Y 45 2FL For TEXT SPREADSHEET mode 9300O K x 0 283 0 003 y 0 297 0 003 Y 85 3FL For GRAPHIC GAME...

Page 9: ...ESETS 6 1 BRIGHTNESS SET 50 CONTRST SET 100 6 2 INPUT FULL WHITE PATTERN 6 3 WARM UP ALLOW 30 MINUTES WARM UP PRIOR TO TEST 7 POWER SUPPLY TEST 7 1 INPUT CHARACTERISTICS 7 1 1 INPUT VOLTAGE RANGE 90VA...

Page 10: ...STABILITY H SIZE 2mm V SIZE 2mm 8 1 5 THERMAL STABILITY SIZE VARIATION H SIZE 2mm V SIZE 2mm NOTE TEMP 0o C 40o 8 2 GEOMETRY 8 2 1 APPLY SIGNAL D AT EACH MODE 8 2 2 PINCUSION AND BARREL DISTROTION 8...

Page 11: ...I C D I 4mm H Linearity Hmax Hmin 100 Hmax Hmin V Linearity Vmax Vmin 100 Vmax Vmin 4 4 Primary Primary d5 Others C D B A PICTURE BAZEL Prima Other 9 HORIZONTAL SWEEP 9 1 PULL IN RANGE 9 1 1 APPLY SIG...

Page 12: ...1 APPLY SIGNAL A FULL WHITE FIELD AT 69K MODE 11 4 2 SET BRIGHTNESS 50 CONTRAST 100 PRESET SIZE 11 4 3 POWER CONSUMPTION MUST BE LESS THAN 75WATTS 12 CRT PARAMETERS 12 1 PURITY 12 1 1 INPUT FULL WHITE...

Page 13: ...NESS 50 CONTRAST 100 13 1 3 WHEN THE ZD405 PARALLEL WITH 27K RESISTOR THE MOITOR MUST BE SHUTDOWN AND NO SPOT 13 1 4 TURN POWER OFF AFTER TURN ON AGAIN MONITOR MUST BE OPERATED NORMAL NOTE THIS TEST M...

Page 14: ...URE VIDEO RISE FALL TIMES AT EACH CATHODE WITH A LOW CAPACITANCE 100X PROBE AND 150MHZ MINIMUM BW OSCILLOSCOPE 14 7 3 ADJUST CONTRAST TO CATHODE OUTPUT 40V 14 7 4 RISE AND FALL TIMES MUST BE AS FOLLOW...

Page 15: ...And 30HZ V 48HZ OR V 160HZ THE OSD SHOW 17 7 2 AS NO H SYNC H 10KHZ 17 7 3 AS NO V SYNC V 10KHZ 17 7 4 AS NO H SYNC AND V SYNC H 10 AND V 10KHZ 17 7 5 AS DISCONNECTED SIGNAL CABLE OR PC IS OFF THE OSD...

Page 16: ...THAN 0 1Mr HR 19 4 6 THE NORMAL ADJUST SHOULD BE RECOVERED AFTER THIS TEST IS FINISHED 19 5 X RAY RADIATION TEST 19 5 1 TO SIMULATE S RAY PROTECTION CIRCUIT USE 18K 5 RESISTOR TO PARALLED WITH R476 1...

Page 17: ...26 1KV AT MAX BEAM 4 4 X RAY PROTECTION TEST 4 4 1 WHEN THE R455 PARALLEL WITH 27K RESISTOR THE MONITOR MUST BE SHUTDOWN AND NO SPOT 4 4 2 TURN POWER OFF AFTER TURN ON AGAIN MONITOR MUST BE OPERATED...

Page 18: ...RANGE NOMINAL LINE 15 15 FLUCTUATION TIEM 1 MINUTE INTERVAL 1 MINUTE TEST PERIOD 10 MINUTES NO SIGN OF FAULTS OR MALFUNCTIONS SHALL BE OBSERVED UNDER THE ABOVE TEST CONDITIONS 5 1 AC LINE NOISE TEST T...

Page 19: ...ASE X RAYS SHOULD NOT MEASURE MORE THAN 0 5 MR HR MILLIRONTGEN PER HOUR AT A DISTANCE OF TWO INCHES ANYWHERE AROUND THE MONITOR G APPENDIX APPEDNDIX A ALL SIGNALS MUST BE AVAILABLE WITH CHROMA 2135 22...

Page 20: ...07 1 907 3 175 3 810 2 222 3 232 3 911 PIXELS 48 48 96 120 80 160 224 D H ACTIVE us 25 422 25 422 21 164 20 317 12 778 16 162 14 528 PIXELS 640 640 640 640 640 800 832 E H FRONT PORCH us 0 636 0 636 2...

Page 21: ...2 176 176 248 208 D H ACTIVE us 14 222 13 003 12 8 11 852 10 836 PIXELS 800 1024 1024 1280 1024 E H FRONT PORCH us 0 569 0 23 0 4 0 444 0 508 PIXELS 32 16 32 48 48 VERTICAL FREQ HZ 85 75 029 74 927 60...

Page 22: ...42 20 317 20 317 22 222 20 16 22 806 PIXELS 720 640 640 800 800 800 1024 E H FRONT PORCH us 0 931 0 762 1 016 0 667 1 1 12 0 178 PIXELS 32 24 32 24 40 56 8 VERTICAL FREQ HZ 88 000 72 809 85 080 56 250...

Page 23: ...us 13 653 15 754 11 852 10 667 20 317 20 282 PIXELS 1024 1024 1280 1152 640 720 E H FRONT PORCH us 0 32 0 369 0 889 0 593 1 016 1 014 PIXELS 24 24 96 64 32 36 VERTICAL FREQ HZ 70 069 60 004 60 000 75...

Page 24: ...raBrite 3x and UltraBrite 5x modes NORMAL TEXT SPREADSHEET displays a standard CRT brightness of 120 ULTRABRITE 3x GRAPHICS GAME displays up to 300 nits of brightness for applications and games ULTRAB...

Page 25: ...age up or down Vertical Size adjusts the height of the screen image Pincushion curves the vertical sides of the screen image Pin Balance curves the vertical edges of the screen image to the left or ri...

Page 26: ...tion Zoom expands and contracts the entire screen image H V Moire reduces interference patterns that appear as ripples waves or unwanted background color textures Interference patterns of this type ar...

Page 27: ...oes not affect changes made with the User Color control Viewmeter displays information regarding the current input signal coming from the graphics card of the computer See Setting the Timing Mode on p...

Page 28: ...C205 1 1 8 TP204 voltage output from T101 pin18 and is rectified by D206 C206 1 1 9 TP205 voltage output from TP203 is rectified by Q206 ZD201 and D208 1 1 10 TP207 voltage output from TP204 and is r...

Page 29: ...it horizontal and vertical sync through IC401 TDA9113 transmit Deflection controller IC401 TDA9113 1 1 The control O P V position H position V size H size Pincushion Pin Balance Trapezoid Parallelogra...

Page 30: ...to pass through ZD405 and C444 integration DC voltage and through D418 to IC401 pin25 when anode voltage abnormal increase FBT pin5 and IC401 pin25 voltage to be increased too As IC401 IC401 X RAY pro...

Page 31: ...EN PROPER ALIGNMENT IS COMPLETED 8 THE MONITOR IS NOT REQUIRED TO MEET SPECS DURING THE FOLLOWING BUT MUST TOLERATE WITHOUT DAMAGE TO THE CRT OR CIRCUITS ANY SEQUENCY OR COMBINATION OF POWER ON AND OF...

Page 32: ...o the left bezel edge is within 2mm of the distance from the midpoint of the right display edge to the right bezel edge 3 2 Picture size Input mode 1 12 signal adjust V size H size to achieve H size 3...

Page 33: ...RN ADJUST R DRIVER B DRIVER TO MEET FOLLOWING CHROMATICALLY SPEC 6500O K x 0 313 0 003 y 0 329 0 003 Y 45 2FL For TEXT SPREADSHEET mode 6500O K x 0 313 0 003 y 0 329 0 003 Y 85 3FL For GRAPHICS GAME m...

Page 34: ...P401 VR401 VR403 LED301 IC501 T401 WP603 SW101 VR101 IC101 C101 T101 X101 Adjust raster center Adjust TP201 77V IC303 Q409 Q202 Q401 D401 P301 Q101 WP602 IC602 IC604 IC601 IC603 P603 P602 P601 31 Vie...

Page 35: ...scription Connect sync cable first 1 Push 2 key and turn on monitor enter burn in mode then power off 2 Push 1 key and turn on monitor enter service mode as below 32 ViewSonic Corporation Confidential...

Page 36: ...33 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 37: ...34 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 38: ...35 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 39: ...by pressing hot key on the front panel 2 Monitor in DPMS mode show below OSD 5 seconds 3 H sync or V sync is out of pull in range show below OSD 25 seconds H 30kHz 72kHz 1 5kHz V 50Hz 160Hz 1Hz 36 Vie...

Page 40: ...ate in which OSD can be opened press key 1 and about 10 seconds show OSD LOCK then OSD is locked and can t be opened 6 if moniotr is in the state in which OSD is locked press key 1 and about 10 second...

Page 41: ...es the power indictor LED light once and the go out Check horizontal circuit and power on again Is the power indicator LED light normally Check vertical circuit and power on again Is the LED normal Ch...

Page 42: ...of Q401 BASE normal Is the diode modulatic circuit normal Is the voltage on terminal TP201 75V Check power supply circuit Check H sync input Q402 is defective Horizontal drive is defective T402 Q401...

Page 43: ...p Turn the FBT screen clockwise FBT is defective R457 D420 are defective Is the voltage at the heater pin9 of CRT socket normal D206 Q208 are defective Heater voltage approx 6 3V Video circuit Q419 Q4...

Page 44: ...Check the dflection Yoke Is the waveform at pin6 of IC501 normal Check V sync of IC301 pin33 or signal cable Is the IC501 pin2 14V pin5 12V Is the waveform of IC401 pin13 pin23 normal Check power sup...

Page 45: ...ive The raster don t appear Check the signal cable or computer IC601 its buffer or its drive circuit clamping pulse blanking pulse is defective Video optput circuit defective IC602 pin1 pin2 pin3 CRT...

Page 46: ...0414 0106 720840115 RELAY 125VAC 12VDC 10A SPDT RL401 833H 1C C 2 WEEKS 24c Added 04 19 04 E RL 0414 0123 720840115 RELAY 125VAC 12VDC 10A SPDT RL401 833H 1C C 2 WEEKS 25 E T 0408 0519 2801427200 X FM...

Page 47: ...LG121 2 WEEKS 72 Added 04 19 04 E L 0407 1427 2921050700 CORE BEAD 2 5 3 1 0 W5 T R L202 W5 RH2 5 3 1 0 T R 2 WEEKS 73 Added 04 19 04 E L 0407 1602 2921050782 CORE BEAD 2 5 3 1 0 W5 T R L202 LB2 5 3...

Page 48: ...0242301 R C ABS 41 S7RB1AT 1 36 N A 4020363814 PLASTIC ABS 94V0 EP32 PA 765A PA 765A EP32 1 5 37 N A 3368306501 F B ASSY J770SBM00A S7PFB1AT 1 38 M MS 0808 4204 3240494100 RUBBER PAD 12 6 10 P532U HAR...

Page 49: ...SMALL R409 R638 RD1 4WSJ 2R2 T52 2 105 N A 0013243000 RES CF 1 4W 24K J R475 1 106 N A 0013243800 RES CF 1 4W 24K J SMALL R485 1 107 N A 0013270800 RES CF 1 4W 27 J SMALL R124 1 108 N A 0013271800 RE...

Page 50: ...5 5955 143271000 RES MOF 2W 270 J R408 1 186 E R 0405 6454 143271200 RES MOF 2W 270 J VDK R425 1 187 N A 143391200 RES MOF 2W 390 J VDK R117 MOR2WJ 390R F1 1 188 E R 0405 6840 143569200 RES MOF 2W 56...

Page 51: ...0 C420 MEF 225J0063DB4102 1 255 E C 0404 5327 1751121C26 CAP MP DP 250V 1U J KI10 C415 MPA104J2EB 1 256 E C 0404 2096 1751131C26 CAP MP DP 250V 22U J KI10 C413 C414 MPA224J2EB 2 257 N A 1751171F06 CAP...

Page 52: ...IC602 LM2460TA 1 250 E IC 0401 2731 2530211226 IC MASK OSD CONTROLLER DIP 20P IC604 NT68295 90049 1 251 E IC 0401 2852 2610185342 IC EEPROM 8K 8PIN IC302 M24C08BN6 1 252 E IC 0401 2762 2610561018 IC...

Page 53: ...1 N A 4158000200 CORE FERI SQ20 A07 U7000 UT 20 1 332 M MS 0808 5084 3132010200 BOBBIN BASE PBT 94V 0 2 333 E L 0407 1136 4158000100 CORE FERI SQ 20 u 7000 MA070 UT 20A 1 334 M MS 0808 5084 3132010200...

Page 54: ...3227000100 TUBE HS POLYOLEFIN 7 25 BLACK VERAFIT 7 2 5 BLK 0 015 406 M MS 0808 5739 3227001900 TUBE HS POLYOLEFIN 5 25 BLACK VERSAFIT 5 0 25 BLK 0 02 407 M MS 0808 7803 3240291900 INSULATOR SIRUB 12 2...

Page 55: ...8 Exploded Diagram And Spare Parts List 52 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 56: ...CW 0824 0006 3109020201 SCREW T p4 1 4 16 PAN C S18C ZN YEL 2 16 C BS 0303 0541 3360318700 SWIVEL ABS EP32 S7SB1EL 1 17 C BS 0303 0397 3360425000 BASE ABS 41 S7SB1EL 1 18 M SW 0815 0176 3000091816 SWI...

Page 57: ...54 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 58: ...55 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 59: ...56 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 60: ...57 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 61: ...58 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 62: ...59 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 63: ...9 Block Diagram Model No E70f SB 3 60 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 64: ...Model No E70f SB 3 10 Schematic Diagrams 61 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 65: ...Model No E70f SB 3 62 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 66: ...Model No E70f SB 3 63 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 67: ...Model No E70f SB 3 64 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 68: ...Model No E70f SB 3 65 ViewSonic Corporation Confidential Do Not Copy 70f SB 3 E...

Page 69: ...or Q101 1 Pin 2 VFB IC101 2 Pin 4 RT CT IC101 5 7 6 1 Pin 5 COMP IC101 2 Pin 6 SENSE IC101 1 FB 10 8 9 1 Pin 19 DAC ABL IC301 2 Pin 18 ROTATION IC301 1 Pin 29 BRIGHT IC301 66 ViewSonic Corporation Con...

Page 70: ...Pin 8 OSD O IC301 2 Pin 9 OSD I IC301 17 14 18 15 1 Pin 3 HLOCK IC401 2 Pin 4 FC IC401 1 Pin 41 H SYNC I IC301 2 Pin 34 H SYNC O IC301 21 19 20 22 1 Pin 6 CO IC401 2 Pin 5 HREF IC401 1 2 Pin 8 RO IC40...

Page 71: ...in 9 PLL1 IC401 2 Pin 10 HPOS IC401 26 27 28 1 Pin 31 SDA IC401 2 Pin 30 SCL IC401 1 Pin 13 PLL2 IC401 29 31 30 1 Pin 28 BOUT IC401 2 Pin 26 HDRV IC401 1 Pin 25 XRAY IC401 68 ViewSonic Corporation Con...

Page 72: ...IC401 2 Pin 10 REF IN IC501 38 36 39 37 1 Pin 19 VRB IC401 2 Pin 16 ISENSE IC401 1 Pin 22 VCAP IC401 2 Pin 20 VAG IC401 40 42 41 43 1 Pin 18 VEHT IC401 2 Pin 17 HEHT IC401 1 Pin 9 VCC H IC501 2 Pin 6...

Page 73: ...FLY GEN IC501 2 Pin 1 VIN IC501 1 VDY 2 G1 50 48 49 51 1 COLLECTOR Q402 2 Pin 1 T402 1 BASE Q401 2 COLLECTOR Q4O1 52 54 53 1 COMMON RL401 1 CENTER VR 401 2 HDY 70 ViewSonic Corporation Confidential Do...

Page 74: ...n 5 FBT3 T401 1 COLLECTOR Q409 60 58 59 1 Pin 1 GIN P601 2 Pin 3 RIN P601 1 Pin 5 BIN P601 62 80 64 78 63 79 1 Pin 14 DAC3 IC601 1 Pin 16 DAC1 IC601 2 Pin 15 DAC2 IC601 71 ViewSonic Corporation Confid...

Page 75: ...Pin 6 RIN IC601 1 Pin 7 GIN IC601 70 68 69 71 1 Pin 10 VREF REXT IC601 2 Pin 23 CLAMP IC601 1 Pin 24 HFLY IC601 2 Pin 22 ABL IC601 73 72 1 Pin 7 HBL P603 1 Pin 21 VREF OUT IC601 72 ViewSonic Corporati...

Page 76: ...in 7 VOUT 2 IC603 2 Pin 6 VOUT3 IC603 1 Pin 1 VIN1 IC603 2 Pin 8 VOUT1 IC603 88 86 87 89 1 Pin 11 KB CRT 2 Pin 8 KG CRT 1 Pin 9 VIN1 IC602 2 Pin 1 KR CRT 73 ViewSonic Corporation Confidential Do Not C...

Page 77: ...11 PCB Layout Diagrams 74 ViewSonic Corporation Confidential Do Not Copy E70f SB 3...

Page 78: ...E70f SB 3 Service Manual m e t I t n e l l e c x E d o o G r i a F d a B 1 2 3 t i n U r i a F d a B in the USA at facsimile 1 909 839 7943 You may also e mail any suggestions to the Director Quality...

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