background image

Bill Of Materials

-24-

CC498

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC499

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC534

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC537

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC538

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC540

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC541

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC542

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC554

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC555

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC561

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC562

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC563

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC564

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC565

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC566

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC567

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC568

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC569

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC570

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC571

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC573

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC574

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC578

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC580

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC581

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC582

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC608

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC609

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC610

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC611

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC612

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC614

HCBK560KBA

C CHIP CERA

50V X7R 56PF K 1608

CC616

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC619

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC620

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC621

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC622

HCFF334ZBA

C CHIP CERA

16V Y5V 0.33MF Z 1608

CC633

HCQK470JBA

C CHIP CERA

50V CH 47PF J 1608

CC634

HCQK200JBA

C CHIP CERA

50V CH 20PF J  1608

CC638

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC639

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC640

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC641

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC642

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC643

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC644

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

CC648

HCQK331JBA

C CHIP CERA

50V CH 330PF J 1608

CC662

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC715

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC718

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC720

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC721

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC722

HCQK101JBA

C CHIP CERA

50V CH 100PF J 1608

CC723

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC724

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC725

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC726

HCQK101JBA

C CHIP CERA

50V CH 100PF J 1608

CC727

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC728

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC729

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC730

HCQK101JBA

C CHIP CERA

50V CH 100PF J 1608

CC731

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC732

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC733

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC734

HCQK101JBA

C CHIP CERA

50V CH 100PF J 1608

CC735

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC736

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

LOC

PART CODE PART NAME

DESCRIPTION

CC751

HCQK102JBA

C CHIP CERA

50V CH 1000PF J 1608

CC752

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC753

HCQK102JBA

C CHIP CERA

50V CH 1000PF J 1608

CC754

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC760

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC761

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC762

HCQK101JBA

C CHIP CERA

50V CH 100PF J 1608

CC763

HCBK103KBA

C CHIP CERA

50V X7R 0.01MF K 1608

CC770

HCQK102JBA

C CHIP CERA

50V CH 1000PF J 1608

CC771

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

CC773

HCQK102JBA

C CHIP CERA

50V CH 1000PF J 1608

CC774

HCBK104KBA

C CHIP CERA

50V X7R 0.1MF K 1608

DC280

DMMBD1204B

DIODE CHIP

MMBD1204

DC701

DM2FM3---C

DIODE CHIP SCHOTTKY

M2FM3 M2F TYPE

DC702

DM2FM3---C

DIODE CHIP SCHOTTKY

M2FM3 M2F TYPE

DC703

DM2FM3---C

DIODE CHIP SCHOTTKY

M2FM3 M2F TYPE

DC704

DM2FM3---C

DIODE CHIP SCHOTTKY

M2FM3 M2F TYPE

DC705

DMMBD1203B

DIODE CHIP

MMBD1203

DC760

DM2FM3---C

DIODE CHIP SCHOTTKY

M2FM3 M2F TYPE

DZ201

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ202

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ203

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ204

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ205

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ206

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ207

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ208

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ209

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ212

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ213

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ214

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ215

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ216

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ217

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ218

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ219

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ220

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ221

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ222

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ223

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ224

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ225

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ226

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ227

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ282

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ301

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

DZ501

DUMZ8R2T-B

DIODE CHIP ZENER

UMZ-8.2T (TAPING)

IC102

1X3975DB1Q

IC CHIP TV DECODER

DRX3975D B1

IC201

1M74HC14TC

IC CHIP LOGIC

M74HC14TTR

IC202

1CD74HC52D

IC CHIP LOGIC

CD74HC4052M SOIC 16 REEL

IC203

174LV1G14B

IC CHIP INVERTER

SN74LVC1G14DBVR

IC204

1ST232CD-Q

IC CHIP DRIVE

ST232CD

IC281

124LC22A-C

IC CHIP EEPROM

24LC22AT-ISN SOIC8 REEL

IC301

1ZR39661-Q

IC CHIP MPEG DECODER

ZR39661BGCG-B1

IC302

129LV320BQ

IC CHIP FLASH MEMORY

EN29LV320B-70TCP

IC303

142A16846Q

IC CHIP DDR SDRAM

EM42AM1684RTA-6F(256MB 16X16)

IC304

142A16846Q

IC CHIP DDR SDRAM

EM42AM1684RTA-6F(256MB 16X16)

IC306

1CAT24WC-E

IC CHIP EEPROM

CAT24WC32J

IC307

1CD74HC52D

IC CHIP LOGIC

CD74HC4052M SOIC 16 REEL

IC501

1SVPPX66-Q

IC CHIP VIDEO PROCESSOR

SVP-PX66(7266-LF)

IC502

1D263238FQ

IC CHIP DDR SDRAM

K4D263238F-UC50

IC503

1LM810---D

IC CHIP RESET

LM810 M3-2.63

IC601

1MSP4610KQ

IC CHIP SOUND

MSP4610K-QA-D6-000

IC602

1STA515W-D

IC CHIP AUDIO AMP

STA515W

IC704

1AZ117H33C

IC CHIP REGULATOR

AZ1117H-3.3TREI 3.3V SOT-223

IC705

1MP1583--D

IC CHIP CONVERTER

MP1583DN

IC706

1MP1583--D

IC CHIP CONVERTER

MP1583DN

IC707

1MP1583--D

IC CHIP CONVERTER

MP1583DN

LOC

PART CODE PART NAME

DESCRIPTION

Summary of Contents for DLV-26C3SMBS

Page 1: ...ormance without notice in the parts list So if you need the latest parts information please refer to PPL Parts Price List in Service Information Center Service Manual LCD TV CHASSIS Model S M NO TSL30...

Page 2: ...DLV 37C3LMBS 15 2 FEL 42C1 DLV 42C1LMN 17 8 Bill Of Materials 19 1 DLV 26C3SMBS 19 2 Differental Materials Besides Mechanical Parts 28 9 How to S W Upgrade Tools 29 1 Requirements 29 2 Outline of the...

Page 3: ...ews holding PCBs are working as electric circuit grounding make sure to check if any screw is missing when assembling reassembling Do not leave any screws inside the set 5 A LCD Set contains different...

Page 4: ...4 Picture of analog program is noisy Check the RF cable connection Check if Picture Noise Reduction is ON Change the Install Programme Setup Fine value 5 Sound is not generated in HDMI mode Reconnect...

Page 5: ...F FL X30SSL HF LVDS B 5V 5V 12V 12V Input Connector RF 50 Ohm Coaxial 50 Ohm Coaxial 50 Ohm Coaxial 50 Ohm Coaxial S Video Video 2 2 2 2 Component RCA X 2 RCA X 2 RCA X 2 RCA X 2 PC RGB D Sub X 1 D Su...

Page 6: ...43 60Hz 1280x1024 60Hz COMPONENT 480i 60Hz 1360x768 60Hz 480p 60Hz 480p 60Hz 576i 50Hz 576p 50Hz 576p 50Hz 720p 50Hz 720p 50Hz 720p 60Hz 720p 60Hz 1080i 50Hz 1080i 50Hz 1080i 60Hz 1080i 60Hz PC 640x48...

Page 7: ...4 Service Remote Controller 7 1 Key Arrangement ChSet Recall HEAT RUN SVPPX MPEG Pattern MISC Volume PQ Hotel Lock W B PreScale Reset...

Page 8: ...x50 PC B Gain Control PC R Gain 0x50 PC R Gain Control Com 480i Y Clamp 0x30 480i Y Clamp Level Control Com 480i Pb Clamp 0x200 480i Pb Clamp Level Control Com 480i Pr Clamp 0x200 480i Pr Clamp Level...

Page 9: ...e ON APL Enable APL Luma Factor 192 APL Luma Factor APL Gain 128 APL Gain Filter 0 Band Pass Filter Gamma Enable ON Gamma Enable S6 Hotel Lock CH Preset Lock OFF Auto Programme function ON OFF Volume...

Page 10: ...tRun Enable OFF HeatRun Enable Mode Digital Index level 0 Don t Care S11 Pattern Test Pattern 0 Don t Care S12 Reset Factory Reset 0 Factory Reset Eeprom Reset 0 EEPROM Reset S12 Reset Eeprom Reset EE...

Page 11: ...5 Block Diagram 11 Signal Block Diagram ZORAN In this unit SUPRA660 does not decode digital broadcast stream...

Page 12: ...IC501 2 Component mode Check the path from input jack to Pin V6 W9 Y8 Comp 1 and W6 Y9 W8 Comp 2 of IC501 3 Video mode Check the path from input jack to Pin Y10 Video 1 and V8 Video 2 of IC201 Perhaps...

Page 13: ...th from input jack to Pin M2 M1 N2 N1 P2 L2 L1 U11 and T1 of IC501 Perhaps Connector and Cable Problem Replace the Main PCB Check PC HDMI resolution to available resolution in LCD TV Yes No Check the...

Page 14: ...ut power of IC602 is normal Pin 4 7 12 15 No Check the path from IC602 to Speaker No Check the signal output of IC602 is normal Pin 8 9 16 17 Yes Perhaps IC602 problem Replace main PCB No No Check the...

Page 15: ...D1 BD2 YES Changing BD1 BD2 NO Checking open and short of Z1 LF1 LF2 C1 C2 A Can you check that Vcc voltage of IC3 was supplied from DC15V to DC27V YES NO 2 1 Can you check the D4 s condition open and...

Page 16: ...intermittent mode A Is R5 s condition good from open and short YES changing R5 NO Checking 1 3 and 1 4 items Checking open and short of MAIN BOARD if that 1 3 and 1 4 items are no problem 5 Out put v...

Page 17: ...ng BD1 BD2 NO Checking open and short of Z1 LF1 LF2 LF3 C1 C2 A Can you check that Vcc voltage of IC3 was supplied from DC15V to DC27V YES NO 2 1 Can you check the D4 s condition open and short YES Ch...

Page 18: ...intermittent mode A Is R5 s condition good from open and short YES changing R5 NO Checking 1 3 and 1 4 items Checking open and short of MAIN BOARD if that 1 3 and 1 4 items are no problem 5 Out put vo...

Page 19: ...S DLV 26C3SMBS P601A 4850703N44 CONNECTOR SMH250 03 YRT205 YRT110 USW 600 P602A 4850704S80 CONNECTOR SMH250 04 YRT205 YRT110 USW 500 SP01 4858318510 SPEAKER SP 45165F01C LOC PART CODE PART NAME DESCRI...

Page 20: ...NAME DESCRIPTION CC214 HCQK102JBA C CHIP CERA 50V CH 1000PF J 1608 CC215 HCQK330JBA C CHIP CERA 50V CH 33PF J 1608 CC217 HCBK103KBA C CHIP CERA 50V X7R 0 01MF K 1608 CC219 HCBK221KBA C CHIP CERA 50V X...

Page 21: ...C CHIP CERA 50V X7R 0 01MF K 1608 CC553 HCBK103KBA C CHIP CERA 50V X7R 0 01MF K 1608 LOC PART CODE PART NAME DESCRIPTION CC556 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CC557 HCBK104KBA C CHIP CERA...

Page 22: ...M J 1608 RC232 HRFT224JBA R CHIP 1 10 220K OHM J 1608 RC233 HRFT101JBA R CHIP 1 10 100 OHM J 1608 RC234 HRFT224JBA R CHIP 1 10 220K OHM J 1608 RC235 HRFT101JBA R CHIP 1 10 100 OHM J 1608 LOC PART CODE...

Page 23: ...0MF 4X7 CE512 CEXF1C100V C ELECTRO 16V RSS 10MF 4X7 CE513 CEXF1C100V C ELECTRO 16V RSS 10MF 4X7 CE514 CEXF1C100V C ELECTRO 16V RSS 10MF 4X7 LOC PART CODE PART NAME DESCRIPTION CE515 CEXF1C100V C ELECT...

Page 24: ...3KBA C CHIP CERA 50V X7R 0 01MF K 1608 CC736 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 LOC PART CODE PART NAME DESCRIPTION CC751 HCQK102JBA C CHIP CERA 50V CH 1000PF J 1608 CC752 HCBK104KBA C CHIP C...

Page 25: ...RRAY 1 16 8P 15 OHM 3216 RA315 HRTS8E150J R CHIP ARRAY 1 16 8P 15 OHM 3216 RA316 HRTS8E150J R CHIP ARRAY 1 16 8P 15 OHM 3216 LOC PART CODE PART NAME DESCRIPTION RA317 HRTS8E150J R CHIP ARRAY 1 16 8P 1...

Page 26: ...608 RC346 HRFT000 BA R CHIP 1 10 0 OHM 1608 RC347 HRFT000 BA R CHIP 1 10 0 OHM 1608 LOC PART CODE PART NAME DESCRIPTION RC348 HRFT000 BA R CHIP 1 10 0 OHM 1608 RC349 HRFT000 BA R CHIP 1 10 0 OHM 1608...

Page 27: ...OHM J 3216 RC640 HRFT472JBA R CHIP 1 10 4 7K OHM J 1608 RC650 HRFT472JBA R CHIP 1 10 4 7K OHM J 1608 RC652 HRFT222JBA R CHIP 1 10 2 2K OHM J 1608 RC704 HRFT101JBA R CHIP 1 10 100 OHM J 1608 RC708 HRFT...

Page 28: ...H10002 30 3212APSB 300 o o x x P601A 4850703N44 CONNECTOR SMH250 03 YRT205 YRT110 USW 600 o o x x P602A 4850704S80 CONNECTOR SMH250 04 YRT205 YRT110 USW 500 o o x x P803A 4850714S04 CONNECTOR 20022HS...

Page 29: ...to upgrade LCD TV Decoder S W ecc to be uploaded PIC micom S W hex to be uploaded RS232 cable S W upgrade tool Service remote controller 1 2 Your computer has 9 pin serial port and the port should no...

Page 30: ...de Tools 30 3 How to upgrade decoder of LCD TV 3 1 Execute S W upgrade tool which is DTV_Updater exe 3 2 Select Setting Target Decoder in the menu 3 3 Select available serial port in Setting Port Defa...

Page 31: ...How to S W Upgrade Tools 31 3 4 Select bitrate which is Setting bits second 115200 in the menu File Open 3 5 Open the file ecc to be uploaded in the decoder...

Page 32: ...Upgrade Tools 32 3 6 If the file is correctly selected the file name is displayed as followings Do not check the option Boot Sector include 3 7 Click the Upload button Turn off on the LCD TV as follow...

Page 33: ...How to S W Upgrade Tools 33 3 9 Click the Finish button if the decoder upgrade has been finished as below And then turn off on LCD TV with the power cord 3 8 Decoder is being upgraded as below...

Page 34: ...of LCD TV 4 1 Execute S W upgrade tool which is DTV_Updater exe 4 2 Press S10 key on the service remote controller Move to Micom Update with CH UP DOWN key And set the option into ON with VOL UP DOWN...

Page 35: ...How to S W Upgrade Tools 35 4 4 Select available serial port in Setting Port Default port is COM1 4 5 Select bitrate which is Setting bits second 9600 in the menu...

Page 36: ...How to S W Upgrade Tools 36 4 7 If the file is correctly selected the file name is displayed as followings Do not check the option Boot Sector include 4 6 Open the file hex to be uploaded in the PIC...

Page 37: ...How to S W Upgrade Tools 37 4 8 Click the Upload button Execute the AC off on as following message 4 9 PIC is being upgraded as below...

Page 38: ...How to S W Upgrade Tools 38 4 10 Click the Finish button if the PIC upgrade has been finished as below LCD TV will be automatically turned on...

Page 39: ...10 Schematics Digital Board 39...

Page 40: ...Schematics Digital Board 40...

Page 41: ...Schematics Digital Board 41...

Page 42: ...Schematics Digital Board 42...

Page 43: ...Schematics Digital Board 43...

Page 44: ...Schematics Digital Board 44...

Page 45: ...Schematics Digital Board 45...

Page 46: ...Schematics Digital Board 46...

Page 47: ...Schematics Digital Board 47...

Page 48: ...11 Schematics SMPS 48 1 FEL 3237A DLV 26C3SMBS DLV 32C3SMBS DLV 37C3LMBS...

Page 49: ...Schematics SMPS 49 2 FEL 42C1 DLV 42C1LMN...

Page 50: ...12 Mechanical Development Figure 50 1 DLV 26C3SMBS...

Page 51: ...Mechanical Development Figure 51 2 DLV 32C3SMBS...

Page 52: ...Mechanical Development Figure 52 3 DLV 37C3LMBS...

Page 53: ...Mechanical Development Figure 53 4 DLV 42C1LMN...

Page 54: ...DAEWOO ELECTRONICS CORP 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA PRINTED DATE Dec 2006...

Reviews: