Philips DELLP1230 Service Manual Download Page 41

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DELL P1230 M25P

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Spare Parts List

6545

933751660673

DIO REC RGP10D

A (VISH) A

6566

933256030673

DIO SIG 1N4148

A (VISH) A

6567

933504400673

DIO REC RGP15G

A (GI00) A

6601

933724630113

DIO REC BY614

A (PHSE) R

6603

933724630113

DIO REC BY614

A (PHSE) R

6621

933256030673

DIO SIG 1N4148

A (VISH) A

6622

933117720133

DIO REG BZX79-C5V1 A (PHSE) A

6651

933751660673

DIO REC RGP10D

A (VISH) A

6652

933117720133

DIO REG BZX79-C5V1 A (PHSE) A

6653

933913910115

DIO SIG SM BAS32L

(PHSE) R

6654

933913910115

DIO SIG SM BAS32L

(PHSE) R

6655

933117720133

DIO REG BZX79-C5V1 A (PHSE) A

6656

933913910115

DIO SIG SM BAS32L

(PHSE) R

6671

933497950673

DIO REC RGP10J

A (VISH) A

6672

932219826682

DIO REC 31DF6-FC (NIEC) B

6673

933751660673

DIO REC RGP10D

A (VISH) A

6674

933612320113

DIO REC BY584

A (PHSE) R

7121

932214039682

IC STR-F6456(LF1352) (SAKJ) B

7122

933967380685

TRA SIG SM BC858C

(ONSE) R

7130

932214014667

OPT CP TCET1103(G)

(VISH) L

7132

933567120126

TRA SIG BC516

(PHSE) A

7133

932206519687

TRA POW BUX87

(ST00) L

7134

933953420676

TRA SIG TBC338-40

(TOSJ) A

7135

932214014667

OPT CP TCET1103(G)

(VISH) L

7143

932209200687

IC L4940V5

(ST00) L

7144

932209011673

TRA SIG BC548C

(KEC0) A

7145

932209265685

TRA SIG SM MUN2211J (ONSE) R

7155

932208367676

IC TL431CZ

S (ST00) A

7161

933953420676

TRA SIG TBC338-40

(TOSJ) A

7301

823827445611

CPU,IC (6148-K420PH-85A)

7302

933967380685

TRA SIG SM BC858C

(ONSE) R

7303

933967310685

TRA SIG SM BC848C

(ONSE) R

7304

932209265685

TRA SIG SM MUN2211J (ONSE) R

7336

932212662682

IC M24C16-BN6

(ST00) L

7363

933400610682

IC MC7812CT

(MOTA) B

7364

933920810682

IC L7808CV

(ST00) L

7391

932209265685

TRA SIG SM MUN2211J (ONSE) R

7392

933967380685

TRA SIG SM BC858C

(ONSE) R

7404

933282660652

IC HEF4053BP

(PHSE) L

7421

935267452112

IC TDA4856/V3

(PHSE) L

7422

933953420676

TRA SIG TBC338-40

(TOSJ) A

7423

933953410676

TRA SIG TBC328-40

(TOSJ) A

7424

932209265685

TRA SIG SM MUN2211J (ONSE) R

7425

932209011673

TRA SIG BC548C

(KEC0) A

7426

932210142676

TRA SIG BC558C

(KEC0) A

7427

933967380685

TRA SIG SM BC858C

(ONSE) R

7461

933237780126

TRA SIG BC546B

(PHSE) A

7462

932209011673

TRA SIG BC548C

(KEC0) A

7463

932210142676

TRA SIG BC558C

(KEC0) A

7464

932214472676

TRA SIG BF423

(KEC0) A

7465

932214469676

TRA SIG BF422

(KEC0) A

7466

932209265685

TRA SIG SM MUN2211J (ONSE) R

7491

932215333682

IC M24C02-BN6

(ST00) L

7501

934000540115

FET SIG SM BSP126

(PHSE) R

7502

932217972682

TRA POW 2SC5570

(TOSJ) L

7503

932205702687

TRA POW BD533

(ST00) L

7504

932205703687

TRA POW BD534

(ST00) L

7505

933984890682

IC LM358N

(ST00) L

7541

932218090687

TRANS IRF730B

7542

932204822682

TRA POW 2SC2344E

(TSAJ) B

7543

932204823682

TRA POW 2SA1011E

(TSAJ) B

7544

933967380685

TRA SIG SM BC858C

(ONSE) R

7545

932214469676

TRA SIG BF422

(KEC0) A

7566

932209265685

TRA SIG SM MUN2211J (ONSE) R

7567

931900234682

IC STV9379

(ST00) L

7586

933984890682

IC LM358N

(ST00) L

7587

933221930126

TRA SIG BC637

(PHSE) A

7588

933221960126

TRA SIG BC638

(PHSE) A

7601

932206519687

TRA POW BUX87

(ST00) L

7620

932217996687

FET POW IRF640B

(FSC0) L

7621

932217996687

FET POW IRF640B

(FSC0) L

7622

932214562667

FET POW SLA5085

(SAKJ) L

7627

932209265685

TRA SIG SM MUN2211J (ONSE) R

7628

932209265685

TRA SIG SM MUN2211J (ONSE) R

7629

932209265685

TRA SIG SM MUN2211J (ONSE) R

7630

932209265685

TRA SIG SM MUN2211J (ONSE) R

7631

932209265685

TRA SIG SM MUN2211J (ONSE) R

7632

932209265685

TRA SIG SM MUN2211J (ONSE) R

7633

932209265685

TRA SIG SM MUN2211J (ONSE) R

7651

932212152682

IC L4990A

(ST00) L

7652

932209011673

TRA SIG BC548C

(KEC0) A

7653

933967380685

TRA SIG SM BC858C

(ONSE) R

7654

933967310685

TRA SIG SM BC848C

(ONSE) R

7671

934003960126

FET SIG BSN254A

(PHSE) A

7672

932217890687

FET POW IRF740B

(FSC0) L

7673

932216023687

FET POW STP7NB80

(ST00) L

7674

932209011673

TRA SIG BC548C

(KEC0) A

8001

313816873032

CBLE 330919 10P/430/11P 330991

8002

313816873011

CBLE 330941 11P/430/12P 330992

8003

313816875752

WIRE HARNES 10P+11P(41530)

8004

313816874791

CBLE 330938 9P/450/9P 330988

8101

313816878092

MHR 3P WIRE HAENESS

8103

313816878081

MHR 2P+2P WIRE HAENESS

8672

313816875071

CBLE FAST 115/2P

FAST-RING

8701

313819870311

CBLE-885T 6/215/6-915 AWG28

8702

313818873621

CBLE RING TERM/80/CLIP BRAID

8891

313819871161

CBLE-936 7/300/7-856T AWG24

1161

313817867431

VIDEO BOARD ASSY(DELL)

2702

223858015636

CER2 0805 X7R 50V 10N PM10 R

2704

203803522801

ELCAP BP NK 160V S 1U PM20 A

2705

202203100224

ELCAP KM 250V S 1U PM20 A

2706

242254944346

SURGE PROTECT DSP-201M-D04F A

2707

223891015649

CER2 0805 X7R 25V 100N PM10 R

2708

223891015649

CER2 0805 X7R 25V 100N PM10 R

2709

223891015649

CER2 0805 X7R 25V 100N PM10 R

2710

223886115279

CER1 0805 NP0 50V 27P PM5 R

2720

223886115279

CER1 0805 NP0 50V 27P PM5 R

2722

223858015636

CER2 0805 X7R 50V 10N PM10 R

2724

203803522801

ELCAP BP NK 160V S 1U PM20 A

2725

202203100224

ELCAP KM 250V S 1U PM20 A

2726

242254944346

SURGE PROTECT DSP-201M-D04F A

2727

223891015649

CER2 0805 X7R 25V 100N PM10 R

2736

223858019814

CER2 0805 Y5V 50V 220N P8020 R

2740

223886115279

CER1 0805 NP0 50V 27P PM5 R

2742

223858015636

CER2 0805 X7R 50V 10N PM10 R

2744

203803522801

ELCAP BP NK 160V S 1U PM20 A

2745

202203100224

ELCAP KM 250V S 1U PM20 A

2746

242254944346

SURGE PROTECT DSP-201M-D04F A

2748

203803527303

ELCAP KM

25V S 47U PM20 A

2749

223891015649

CER2 0805 X7R 25V 100N PM10 R

2750

223891015649

CER2 0805 X7R 25V 100N PM10 R

2751

223891015649

CER2 0805 X7R 25V 100N PM10 R

2752

202203100228

ELCAP KM 100V S 47U PM20 B

2753

202203100224

ELCAP KM 250V S 1U PM20 A

2756

223886115101

CER1 0805 NP0 50V 100P PM5 R

2757

223886115101

CER1 0805 NP0 50V 100P PM5 R

2760

223891015649

CER2 0805 X7R 25V 100N PM10 R

2761

202055800006

CER2 DC E 2KV S 10N P8020 B

2762

225260214416

CER2 DC X7R 2KV S 470P PM10 A

2763

225261818021

CER2 DC Y5P 500V S 1N PM10 B

2764

202055890557

CERHDT RR 1KV S 1N PM10 A

2765

225260215216

CER2 DC X7R 2KV S 220P PM10 B

2766

223858015632

CER2 0805 X7R 50V 4N7 PM10 R

2767

223891015649

CER2 0805 X7R 25V 100N PM10 R

2768

223891015649

CER2 0805 X7R 25V 100N PM10 R

2770

203803527501

ELCAP KM

50V S 10U PM20 A

2771

223891015649

CER2 0805 X7R 25V 100N PM10 R

2772

203803527303

ELCAP KM

25V S 47U PM20 A

2773

223891015649

CER2 0805 X7R 25V 100N PM10 R

2774

223891015649

CER2 0805 X7R 25V 100N PM10 R

2775

203803527204

ELCAP KM

16V S 330U PM20 A

2776

223891015649

CER2 0805 X7R 25V 100N PM10 R

2777

203803527303

ELCAP KM

25V S 47U PM20 A

2778

223891015649

CER2 0805 X7R 25V 100N PM10 R

2779

202203100228

ELCAP KM 100V S 47U PM20 B

2780

203830250095

CAP MPOL

100V S 100N PM10 A

2781

202203100224

ELCAP KM 250V S 1U PM20 A

2782

203830250166

CAP MPOL

400V S 10N PM10 A

2783

223886115229

CER1 0805 NP0 50V 22P PM5 R

2784

223886115229

CER1 0805 NP0 50V 22P PM5 R

2785

223886115229

CER1 0805 NP0 50V 22P PM5 R

2786

223886115229

CER1 0805 NP0 50V 22P PM5 R

2787

223891015649

CER2 0805 X7R 25V 100N PM10 R

2788

223891015649

CER2 0805 X7R 25V 100N PM10 R

2789

223886115101

CER1 0805 NP0 50V 100P PM5 R

2790

223886115101

CER1 0805 NP0 50V 100P PM5 R

2791

203803527202

ELCAP KM

16V S 100U PM20 A

2792

223858015632

CER2 0805 X7R 50V 4N7 PM10 R

2793

223886115101

CER1 0805 NP0 50V 100P PM5 R

2797

203830250166

CAP MPOL

400V S 10N PM10 A

2798

203803527202

ELCAP KM

16V S 100U PM20 A

2799

223891015649

CER2 0805 X7R 25V 100N PM10 R

2811

202203100224

ELCAP KM 250V S 1U PM20 A

3701

232273467509

RST SM 0805 RC12H 75R PM1 R

3702

232273061479

RST SM 0805 RC11

47R PM5 R

3703

232273061229

RST SM 0805 RC11

22R PM5 R

3704

232273061689

RST SM 0805 RC11

68R PM5 R

3705

232273061105

RST SM 0805 RC11

1M PM5 R

3706

212211000403

RST MFLM MF1/2WS A 56K PM1 A

3707

213810113224

RST CRB CFR-12 A 220K PM5 A

3708

232273061823

RST SM 0805 RC11

82K PM5 R

3709

212010128479

RST CMP ERC12

A 47R PM10 A

3710

232273061102

RST SM 0805 RC11

1K PM5 R

3711

232273061123

RST SM 0805 RC11

12K PM5 R

3712

232273061102

RST SM 0805 RC11

1K PM5 R

3713

232273061101

RST SM 0805 RC11 100R PM5 R

3714

232273061101

RST SM 0805 RC11 100R PM5 R

3715

232273061101

RST SM 0805 RC11 100R PM5 R

3717

232273061471

RST SM 0805 RC11 470R PM5 R

3718

232273061471

RST SM 0805 RC11 470R PM5 R

3721

232273467509

RST SM 0805 RC12H 75R PM1 R

3722

232273061479

RST SM 0805 RC11

47R PM5 R

3723

232273061229

RST SM 0805 RC11

22R PM5 R

Summary of Contents for DELLP1230

Page 1: ...am C B A Video Schematic Diagram C B A 24 26 27 29 Key Control Diagram Panel C B A 34 MHR Schematic Diagram Exploded View 35 36 Recommended parts list 37 Spare Safety test requirements 44 Circuit Description 76 77 Repair Flow Chart 78 86 Waveform 87 91 Main Schematic Diagram C B A 30 33 parts list 38 43 General product specification 45 75 DELLP1230 REFER TO BACK COVER FOR IMPORTANT SAFETY GUIDELIN...

Page 2: ...ty nor the safe operation of the equipment will be jeopardized by the service method selected Hereafter throughout this manual DELL Company Will be referred to as DELL Critical components having special safety characteristics are identified with a by the Ref No in the parts list and enclosed within a broken line where several critical components are grouped in one area along with the safety symbol...

Page 3: ...Storage Temperature Shipping Temperature Operating Humidity Storage Humidity Shipping Humidity Emissions 0 to 35 C 32 to 95 F 25 to 65 C 13 to 149 F 25 to 65 C 13 to 149 F 10 to 90 5 to 95 5 to 95 TCO 03 TCO 99 Specification Dimensions 22 NF Phosphor Pitch mm 0 24 at center Mask AG Deflection angle 90 deg Phosphor B22 Horizontal scan 30 130 KHz Vertical scan 50 160 Hz Input signals Video 0 7 Vp p ...

Page 4: ...l bar will appear on screen 6 These are also used for adjusting other functions in the Main OSD Menu of your monitor 1 Power port 2 D SUB graphics port 1 2 Connector Cable Connections On Back of Monitor and Computer 1 Turn off your computer and unplug its power cord 2 Connect the blue connector of the signal cable to the blue graphics port on the back of your computer Tighten thumb screws finger t...

Page 5: ...age DELL P1230 M25P OSD menu tree The OSD Tree Below is an overall view of the structure of the On screen Display You can use this as reference when you want to later on work your way around the different adjustments ...

Page 6: ...enu disappears on the screen of monitor press again anytime then the OSD menu comes on the screen again 4 Using to select OSD menu 5 Using to increase or decrease the setting 6 Using to access confirm the selection To leave factory mode 7 After alignment of factory mode Turn off monitor if you do not turn off the monitor The OSD menu is always at the factory mode then turn monitor again at this mo...

Page 7: ... PC o Press F8 while reboot is processing o Select safe mode o Select Control Panel to decrease resolution Poor Focus Picture is fuzzy blurry or ghosting Eliminate video extension cables Perform monitor reset Select Reset in main menu Select Moiré from advanced controls and set H V Moiré at 0 Decrease brightness contrast controls Lower video resolution or increase font size Shaky Jittery Video Wav...

Page 8: ...requency squeal Ensure monitor is in proper video mode Reposition the monitor A loud hum when turning on or during manual degaussing is normal CRT Scratched Screen has scratches or smudges Turn monitor off and clean the screen see Maintenance instructions Safety Related Issues Visible signs of smoke or sparks Do not perform any troubleshooting steps Switch off the monitor and disconnect the mains ...

Page 9: ...ep 4 To remove the13 screws on the metal shield and remove the metal shield you can see FIG 6 After remove the back cover metal shield you can see the inside of the monitor as Fig 6 To remove 13 screws for service position as Fig 5 to Fig 8 Include remove bottom plate screw then slide out chassis board and disconnect metal shield After remove the metal frame Fig 5 to remove the metal shield on rea...

Page 10: ...10 DELL P1230 M25P ...

Page 11: ...tio 4 3 Refresh Rate 75 Standard Timing Identification 6 Horizontal active pixels 1600 Aspect Ratio 4 3 Refresh Rate 85 Standard Timing Identification 7 Horizontal active pixels 1920 Aspect Ratio 4 3 Refresh Rate 75 Standard Timing Identification 8 Horizontal active pixels 1920 Aspect Ratio 4 3 Refresh Rate 85 Detailed Timing 1 Pixel Clock MHz 202 5 H Active pixels 1600 H Blanking pixels 560 V Act...

Page 12: ... from VESA DDC EDID structure For the monitor Standard Version 3 0 Structure Version 1 3 1 An i486 or above personal computer or compatible 2 Microsoft operation system Windows 95 98 4 Software DDC Alignment kits 4822 310 11184 shown as Fig 2 The kit contents a Alignment box x1 b Printer cable x1 c D Sub cable x1 Note The EDID301 EXE Release Version 1 58 20000818 is a windows based program which c...

Page 13: ...nitor as shown in Fig 3 4 Click button The main menu appears as shown in Fig 6 OK This is for initialize alignment box Fig 6 Fig 5 Fig 7 Note 1 If the connection is improper you will see the following error message as shown in Fig 7 before entering the main menu Meanwhile the read EDID function will be disable At this time please make sure all cables are connected correctly and fixedly 3 At the su...

Page 14: ...of 9 as shown in Fig 14 EDID301 DDC application provides the function selection and text change select fill out from Step 1 to Step 9 Step 4 Modify DDC data Monitor Serial No Next Next Finish 1 Click till the Step 7 of 9 window appears as shown in Fig 15 2 Fill out the new Serial No for example TY 503960 TY 123456 3 Click till the last step window appears then click to exit the Step window 3 Click...

Page 15: ... 100 ready a progressing bar on the left down corner 2 Click Read EDID to confirm it Step 7 Confirm Serial Number in User Mode 1 Press the power button to turn off the monitor Then press it again to turn on the monitor 2 Press the OSD button to bring up the OSD Main Menu 3 Press the button to select INFORMATION press the button to confirm your selection change 4 Once the Serial Number has been cha...

Page 16: ...cal lines 6 9 Adjust the Vertical size to 294 mm 6 10 Adjust the vertical linearity to get optimum vertical deflection linearity display block to block 6 11Adjust the Vertical phase to center 6 12 Repeatedly do the adjustments from 6 3 to 6 11 to optimise the geometry performances and meet the specification sheet 161 request 6 13Exit OSD and auto saves the alignment data 6 14 Repeat the procedure ...

Page 17: ...off BAIS 60 B gain GAIN 70 ABL 50 Remark 100 255 steps 60 153 steps 50 128 steps 70 179 steps 7 2 7 1External degaussing 7 1 1 Remove ferromagnetic measuring equipment Iron tablet etc in the neighbourhood of the apparatus within the half meter 7 1 2 Positioned in the E W direction CRT face east the monitor has to be degaussed by using external degaussing coil Remark The external degaussing coil sh...

Page 18: ...from the other The 6 pole magnet moves the outermost electron beam R B and G parallel in the opposite direction from the other The magnetic field of the above magnets do not affect S S N N B G R S S N N B G R Beam displacement direction Magnetic flux lines 6 pole Beam motion producced by the 6 pole convergence magnet S S S N N N R B G S S S N N N R B G 4 pole Beam motion producced by the 4 pole co...

Page 19: ... high voltage section and on the picture tube panel It is recommended that saferty goggles be worn when replacing the picture tube When making adjustments use plastic rather than metal tools This will prevent any short circuit or the danger of a circuit becoming unstable Never replace modules or other components while the unit is switched on Together with the defleciton unit the picture tube is us...

Page 20: ...F Cs SW Horizontal Deflection Vertical STV9379 Muting G1 Spot Killer CRT Sync Switch DDC 2B DVI D SUB V H H V H UNLOCK MUTE B HDRV G1 230 81 15 15 6 3 SDA SCL Horizontal Frequency 30 130kHz Vertical Frequency 50 160 Hz M25P P1230 22 MONITOR SDA SCL DDC H Auto Calibrate MCU WT62P2 V V Signal Selector DC Restore discrete R G B Purity convergence correction MHR Go to cover page ...

Page 21: ...wner 2015 G6 2016 G6 2017 H6 9 I J VIN GND 5 G O P 2018 E9 2019 E8 2020 E8 2021 F10 I 4 1001 B3 1003 B14 1006 D14 1008 F4 2001 B8 2002 B11 2014 F6 12 13 14 3023 2K2 2038 100n 8 9 100n 2030 17 1 10 11 12 13 14 15 2 3 4 5 6 7 1001 1226 00B 15S FAO 16 6005 6006 47R 3019 3004 2K2 3016 47R 2003 47u 75R 3005 CLASS_NO SUPERS 1 NAME DATE CHECK 3138 178 6744 6L3P10 76 DELL P1230 Terminal Board A2 130 2006 ...

Page 22: ...Go to cover page 22 DELL P1230 M25P Terminal Schematic Diagram ...

Page 23: ...23 DELL P1230 M25P Terminal Panel C B A 2 Go to cover page ...

Page 24: ...IL Vte C 10 N S R R R R R R R 25V is prohibited without the written consent of the copyright 1 R Q 1 2W 8 1 6 7206 A10 heatsink 25V 1 15 16 17 F004 C2 F005 C2 F006 D2 F007 K1 F008 L1 F009 L1 16V 15A R R R R R R R R R R R R R R R R R R R R R R R R R R 4 15A 22R 3277 22u 2233 3253 130K F021 7202 A 4 2 3 1 8 2267 9 2265 3209 6206 1N4148 3204 2K4 2254 6204 1N4148 3252 11K 5 BZX55 B2V4 6202 4203 3223 1...

Page 25: ...25 DELLP1230 M25P Drive Panel C B A 1 Go to cover page ...

Page 26: ...Go to cover page 26 DELL P1230 M25P Drive Panel C B A 2 ...

Page 27: ...AC BW_I_uP BRI CLBL HFB GND SDA GND GND SCL G1 15 H G F E D C B A 50R Bead Bead Bead Z220R Z220R Z220R Z220R Z220R Z220R Z220R Z220R 18 17 16 15 T S R Q P O N M L K J I 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 22 21 20 19 18 17 16 15 1 2 3 4 5 6 7 8 10 9 8 7 6 5 4 3 2 1 28 27 26 25 24 23 F E D C B A owner is prohibited without the written consent of the copyright All rights reserved Reproduc...

Page 28: ...Go to cover page 28 DELL P1230 M25P Video Panel C B A 1 ...

Page 29: ...29 DELL P1230 M25P Video Panel C B A 2 Go to cover page ...

Page 30: ...E9 2434 E9 2435 E9 2441 D11 F G H I J K 2462 G7 2463 H9 2464 F8 2491 H5 2492 I4 2493 I5 2501 E15 2626 H21 2627 H21 2628 H15 2632 H19 2635 H21 2636 H21 2651 K16 2509 D18 2 12 11 MAIN BOARD DDC G 1 H_DRIVE 2309 M15 2310 P11 2311 P11 4 5 6 7 8 9 2337 K13 2338 K13 2361 M4 2362 M5 2391 I2 2392 I1 2401 B4 2556 G18 2566 B15 2567 B15 2568 A16 2569 B15 2573 A17 2576 C17 2432 E8 G1 SB 59921 x1 VR37 2W H_DRI...

Page 31: ...OIL 1 2W R F008 C9 F014 C12 F015 C9 F016 C9 F017 C12 F018 D12 F019 D12 F020 E13 F021 E13 F022 G5 F023 H5 F024 H14 6 5W 9113 F13 9143 F13 F001 B4 F002 B3 F003 B4 F004 B4 F005 B11 F006 B12 F007 B9 BC338 BAV103 6115 SB140 6147 6116 BAV103 6131 31DF6 FC5 2143 220u 16 3176 24K F016 250 50 1u 2162 7V 10n 2120 400 470n 2101 1K 3157 F024 BAS82 6153 7122 BC858C 47R 3160 470K 3154 100 100n 2174 F013 100k 31...

Page 32: ...Go to cover page 32 DELL P1230 M25P Main Panel C B A 1 ...

Page 33: ...33 DELL P1230 M25P Main Panel C B A 2 Go to cover page ...

Page 34: ...Go to cover page 34 DELL P1230 M25P Key Control Panel Schematic Diagram C B A ...

Page 35: ...35 Go to cover page MHR Schematic Diagram DELL P1230 M25P ...

Page 36: ...13812754401 BACK COVER ASSY BLK 3 313812754421 PEDESTAL ASSY 1051 932220343682 M51LVT42X71A MITJ 1160 313817867421 MAIN PCB ASSY 1161 313817867431 VIDEO PCB ASSY 1162 313817867441 TERMINAL PCB ASSY 1164 313817867291 DRIVE PCB ASSY 1165 313817867301 MHR PCB ASSY 1163 313817867451 CONTROL PCB ASSY ...

Page 37: ...E R 7392 933967380685 TRA SIG SM BC858C ONSE R 7404 933282660652 IC HEF4053BP PHSE L 7421 935267452112 IC TDA4856 V3 PHSE L 7422 933953420676 TRA SIG TBC338 40 TOSJ A 7423 933953410676 TRA SIG TBC328 40 TOSJ A 7424 932209265685 TRA SIG SM MUN2211J ONSE R 7425 932209011673 TRA SIG BC548C KEC0 A 7426 932210142676 TRA SIG BC558C KEC0 A 7427 933967380685 TRA SIG SM BC858C ONSE R 7461 933237780126 TRA ...

Page 38: ...805 ELCAP GS 50V S 2U2 PM20 A 2303 203830250212 CAP MPOL 100V S 100N PM5 A 2304 203803521206 ELCAP GS 16V S 47U PM20 A 2305 203803521218 ELCAP GS 16V S 470U PM20 A 2306 203803521501 ELCAP GS 50V S 10U PM20 A 2307 223886115229 CER1 0805 NP0 50V 22P PM5 R 2308 202202000805 ELCAP GS 50V S 2U2 PM20 A 2309 202202000805 ELCAP GS 50V S 2U2 PM20 A 2310 203830250094 CAP MPOL 100V S 47N PM10 A 2311 20383025...

Page 39: ...A 4K7 PM5 A 3317 213810113101 RST CRB CFR 12 A 100R PM5 A 3318 232273061103 RST SM 0805 RC11 10K PM5 R 3319 213811203006 RST NETW RNL 5X 4K7 PM5 B 3326 213810113472 RST CRB CFR 12 A 4K7 PM5 A 3327 232273061153 RST SM 0805 RC11 15K PM5 R 3328 212211000341 RST MFLM MF1 2WS A 270R PM1 A 3329 212211000317 RST MFLM MF1 2WS A 15R PM1 A 3330 213810113103 RST CRB CFR 12 A 10K PM5 A 3331 213810113472 RST C...

Page 40: ...K PM1 A 3677 212010592444 RST MOX 2W RSS S 68R PM5 B 3678 213811273101 RST CRB CFR 25 A 100R PM5 A 3679 213811273471 RST CRB CFR 25 A 470R PM5 A 3680 213811273103 RST CRB CFR 25 A 10K PM5 A 3681 212211000315 RST MFLM MF1 2WS A 10R PM1 A 3682 232224213104 RST MGL VR37 A 100K PM5 A 3683 212010128102 RST CMP ERC12 A 1K PM10 A 3684 212211000374 RST MFLM MF1 2WS A 4K7 PM1 A 3685 213811273103 RST CRB CF...

Page 41: ...1 CBLE FAST 115 2P FAST RING 8701 313819870311 CBLE 885T 6 215 6 915 AWG28 8702 313818873621 CBLE RING TERM 80 CLIP BRAID 8891 313819871161 CBLE 936 7 300 7 856T AWG24 1161 313817867431 VIDEO BOARD ASSY DELL 2702 223858015636 CER2 0805 X7R 50V 10N PM10 R 2704 203803522801 ELCAP BP NK 160V S 1U PM20 A 2705 202203100224 ELCAP KM 250V S 1U PM20 A 2706 242254944346 SURGE PROTECT DSP 201M D04F A 2707 2...

Page 42: ...IG SM BAV103 VISH R 6723 933952580685 DIO SIG SM BAV103 VISH R 6724 933952580685 DIO SIG SM BAV103 VISH R 6725 933913910115 DIO SIG SM BAS32L PHSE R 6731 933913910115 DIO SIG SM BAS32L PHSE R 6732 932209863685 DIO SIG SM BAV99 VISH R 6741 933952580685 DIO SIG SM BAV103 VISH R 6742 933952580685 DIO SIG SM BAV103 VISH R 6743 933952580685 DIO SIG SM BAV103 VISH R 6744 933952580685 DIO SIG SM BAV103 V...

Page 43: ...K PM1 A 3241 212211000392 RST MFLM MF1 2WS A 22K PM1 A 3242 212211000392 RST MFLM MF1 2WS A 22K PM1 A 3243 212211000392 RST MFLM MF1 2WS A 22K PM1 A 3244 212211000392 RST MFLM MF1 2WS A 22K PM1 A 3246 212211000392 RST MFLM MF1 2WS A 22K PM1 A 3247 212211000392 RST MFLM MF1 2WS A 22K PM1 A 3248 212211000361 RST MFLM MF1 2WS A 1K5 PM1 A 3249 212211000413 RST MFLM MF1 2WS A 130K PM1 A 3250 2122110003...

Page 44: ...he test period 2 1 3 The mains switch es must be in the ON position 2 2 Test Requirements All products should be HiPot and Ground Continuity tested as follows Test 2820VDC 1700VDC Test current voltage 2000VAC 1200VAC 25A AC Test time Test time 3 seconds 1 second 3 seconds min min Resistance required Trip set at 100 uA 5 mA 0 09 Rohm current for Max R is the Tester limitation set resistance of at 0...

Page 45: ...ETWEEN COMMON VIDEO MODES AND USER DEFINED CUSTOM MODES USER FRIENDLY OSD DISPLAY FOR MODE IDENTIFICATION ADJUSTMENT DDC2B COMMUNICATION CAPABILITY MAX RESOLUTION 2048 X 1536 NON INTERLACED AT HZ 21 0 24 MM at enter AG PITCH COMPLETELY FLAT PICTURE TUBE EASY TILT SWIVEL BASE FULL RANGE POWER SUPPLY 90 264 VAC CE ENVIRONMENTAL POLICY FLAT SQUARE TUBE TO REDUCE LIGHT REFLECTION POWER MANAGEMENT CAPA...

Page 46: ...9 Ambient temperature 2 10 Regulatory compliance SAFETY EMI EMS 3 0 Electrical characteristics 3 1 Interface signals 3 2 Interface 3 2 1 Cable 3 2 2 Input connectors 3 2 3 Adaptor 3 2 4 OSD function control 3 3 Timing requirement 3 3 1 Mode storing capacity 3 3 2 Factory preset timings 3 3 3 Horizontal scanning 3 3 4 Vertical scanning 3 4 Power input connection 3 5 Video amplifiers 3 6 Degaussing ...

Page 47: ... adjustment 4 16 White uniformity 4 17 Color tracking on full white pattern 4 18 Purity 4 19 Moire 4 20 Ringing 4 21 Tapping test 4 22 Distance between two monitors 5 0 Mechanical characteristics 5 1 Controls 5 2 Unit dimension weight 5 3 Tilt and swivel base 5 4 Transportation packages 5 4 1 Shipping dimension weight 5 4 2 Block unit palletization 6 0 Environmental characteristics 6 1 Susceptibil...

Page 48: ... up to non interlaced 2 0 This display monitor unit is a complete color display monitor enclosed in styling cabinet which has an integrated tilt and swivel base 2 1 CRT Type NR M51LVT42X71A MITSUBISHI NF22U3 Dimensions 22 Phosphor Pitch mm 0 24 Aperture Grille Phosphor B22 Deflection angle 90 deg Light transmission 38 4 Surface of plate Sputter coating EHT 27 0 KV Useful screen mm 406 1 x 304 6 2 ...

Page 49: ...and manual degaussing circuit 2 9 Ambient temperature 0 35 2 10 Regulatory compliance 1 Safety UL 1950 CSA C22 2 NO 950 IEC950 En60950 2 EMI FCC PART 15 class B D O C Class B EN55022 Class B CE mark CNS 13438 EMS EN61000 4 3 80 1KHz AM modulation picture jitter 2mm 3 X RAY Radiation requirement regulation DHHS 21 CFR Subchapter J ROEV 08 01 1987 4 Low Radiation 5 Environmental Per CE and BU policy...

Page 50: ... Green composite Green video Video 0 7 Vp p input impedance 75 ohm Sync Separate sync TTL level input impedance 2k2 ohm Hor sync Positive Negative Ver sync Positive Negative Composite sync TTL level input impedance 2k2 ohm Positive Negative 3 2 Interface 3 2 1 Cable The input signals are applied to the display through a detachable shielded cable Length 1 8 m 50 mm detachable Connector type 15 pin ...

Page 51: ...t 3 Blue video input 4 Ground 5 Ground 6 Red video ground 7 Green video ground 8 Blue video ground 9 5V 10 Sync Ground 11 Ground 12 Bi directional data SDA 13 H H V sync 14 V sync VCLK 15 Data clock SCL 3 2 3 Adaptor 15 pin D standard 2 rows male to 15 pin D sub female for Apple MacIntosh II use optional pin assignments pin no 15 Pin D standard 1 RED GND 2 RED VIDEO 3 COMPOSITE SYNC 4 SYNC GND 5 G...

Page 52: ...signal selection Zoom Adjust horizontal Adjust vertical Adjust shape Adjust color Reset to factory settings Extra Controls Close Main Controls Move selection then ok Running at resolution vertical freq Language Language multi language at least 5 languages Input Input signal selection Zoom Zoom Adjust horizontal Adjust position Adjust size Adjust vertical Adjust position Adjust size Adjust shape Ad...

Page 53: ...actory settings No Yes Extra Controls Adjust moire Horizontal Degauss Adjust convergence Horizontal Vertical Adjust purity Top left Top right Bottom left Bottom right Serial No 3 3 Timing requirement 3 3 1 Mode storing capacity Total factory modes 32 Preset modes 9 Preload modes 23 User modes 16 The 9 preset modes are listed in 4 2 page17 3 3 2 Factory modes include preset pre load timings The 32 ...

Page 54: ...5 008 Hz O ms 14 268 16 683 13 333 11 764 P ms 0 064 0 064 0 080 0 069 Q ms 1 080 1 048 0 427 0 578 R ms 12 711 15 253 12 800 11 093 S ms 0 413 0 318 0 027 0 023 SYNC H V POLARITY SEP SYNC Y Y Y Y MODE NO 5 6 7 8 RESOLUTION 800 x 600 800 x 600 1024 x 768 1024 x 768 Dot clock MHz 49 500 56 250 65 000 78 750 f h 46 875 kHz 53 674 kHz 48 363 kHz 60 023 kHz A us 21 333 18 631 20 677 16 660 B us 1 616 ...

Page 55: ... O ms 11 765 13 333 11 765 16 661 P ms 0 044 0 044 0 039 0 047 Q ms 0 524 0 474 0 506 0 594 R ms 11 183 12 815 11 207 16 005 S ms 0 015 0 015 0 0123 0 015 SYNC H V POLARITY SEP SYNC Y Y Y Y MODE NO 13 14 15 16 RESOLUTION 1280 x1024 1280 x 1024 1400 x 1050 1400 x 1050 Dot clock MHz 135 00 157 500 122 614 155 851 f h 79 976 kHz 91 146 kHz 65 220 kHz 82 200 kHz A us 12 504 10 971 15 333 12 165 B us 1...

Page 56: ... 85 000 Hz O ms 11 765 16 667 13 333 11 765 P ms 0 032 0 040 0 032 0 028 Q ms 0 523 0 613 0 491 0 433 R ms 11 199 16 000 12 800 11 294 S ms 0 011 0 013 0 011 0 009 SYNC H V POLARITY SEP SYNC Y Y Y Y MODE NO 21 22 23 24 RESOLUTION 1280 x800 1280 x800 1280 x800 1600 x 1000 Dot clock MHz 107 214 123 379 147 891 169 128 f h 62 625 kHz 71 400 kHz 84 800 kHz 78 300 kHz A us 15 968 14 006 11 792 12 771 B...

Page 57: ... Hz O ms 11 765 16 667 13 333 16 668 P ms 0 034 0 036 0 0266 0 035 Q ms 0 515 0 550 0 5234 0 498 R ms 11 204 16 069 12 774 16 124 S ms 0 011 0 012 0 0089 0 012 SYNC H V POLARITY SEP SYNC Y Y Y Y MODE NO 29 30 31 32 RESOLUTION 1920 x 1200 1920 x 1440 1920 x 1440 2048 x 1536 CVT Dot clock MHz 246 590 234 000 320 207 339 000 f h 93 975 kHz 90 000 kHz 120 560 kHz 120 384 kHz A us 10 641 11 111 8 295 8...

Page 58: ...1 6 sec typical 3 3 4 Vertical scanning Sync polarity Positive or Negative Scanning frequency 50 160 Hz 3 4 Power input connection Power cord length 1 8 M Power cord type 3 leads detachable power cord with Protective earth plug 3 5 Video amplifiers Rise time Fall time 4 0 4 0 ns Excluding rise fall time due to test pattern test probe Overshoot undershoot Max 28 Black level shift Max 3 Sag Max 5 3 ...

Page 59: ...r saving requirement EPA energy star requirement E2000 3 9 Display identification In accordance with VESA Display Channel Standard and having DDC 2B capability 4 1 Test conditions Unless otherwise specified this specification is defined under the following conditions 1 Input signal As defined in 3 1 2 Luminance setting controls to be set to 20 ft lb with full screen 100 duty cycle white signal 3 W...

Page 60: ...5kHz 85 000Hz VESA 85 Color Temp Brightnes s Contrast White Square Full white control control see fig 5 CENTER MIN 0 1 FL 9300 K CENTER MAX 34 4 2 FL 31 3 2 FL 6500 K CENTER MAX 30 4 2 FL 5500 K CENTER MAX 27 4 2 FL 4 3 1 sRGB Once press sRGB function on OSD the luminance shall be changed to and color temperature is matching to 6500 K at white square pattern 4 4 Flag waving jitter less than 0 15mm...

Page 61: ...rtions must remain within the limits to tolerance 4 10 Picture tilt mm see FIG 3 User adjust range for tilt as in FIG 4 20 mm 0 5mm Top or bottom 1 5mm Top bottom 3 0mm Left or right 2 0mm Left right 3 5mm Tilt For all preload modes the entire image should be displayed 0 5 Inside the bezel 1mm 0 5 Short segments 0 5mm Line straightness 50mm Long segments No greater than 1 of line segment length 4 ...

Page 62: ...5 Characters s be clearly identified at the center and all corners Character size is shown in FIG 7 4 14 Brightness uniformity With an active full area white video input pattern and contrast setting to 100 no portion of the pattern shall be less Than 75 of the luminance measured at the CRT center 4 15 White color adjustment There are three factory preset white color 9300 K 6500 K and 5500 K Apply ...

Page 63: ...warm up time of 30 min the purity control can be used to colored stains if it occurs the monitor should be well degaussed adjustment Remark If the external degaussing is used the degaussing coil should be a stick type Can t use ring type for MITSUBISHI NF CRT To set the electrical current of four corners purity coils and N S coil if exis equal to zero or switch off the monitor before external dega...

Page 64: ...lowing sections define the interference and susceptibility condition limits that might occur between external environment and the display Device D sub 1 D sub 2 Unit dimensions including pedestal 501 w x 503 h x 471 d mm Unit Net weight 30 kg The display is equipped with a detachable tilt and swivel device allowing rotation over an angle of 90 degrees left or right and for a tilt of 5 to 15 degree...

Page 65: ...radiation Completely fulfilled International Commission of Radiological Protection ICRP requirement 0 5 mR hrs Operating Temperature 0 to 35 C Guaranteed optical performance Relative Humidity 20 to 80 non condensing Altitude 10 000ft Storage Temperature C 20 to 60 Relative Humidity 5 to 95 non condensing Altitude 10 000ft Shipping Temperature C 40 to 65 Relative Humidity 5 to 95 non condensing Alt...

Page 66: ...to military standard MIL HDBK 217C Total hrs power on x Total sets Practice of MTBF NO of failed sets 8 1 Acceptance test according to MIL STD 105D Control II level AQL 0 65 major 2 50 minor please also refer to annual quality agreement Customer acceptance criteria UAW0377 00 The serviceability of this monitor should fulfill the requirements which are prescribed in UAW 0346 and must Be checked wit...

Page 67: ...tinued 8639 000 15121 2003 12 19 590 23 31 C C Liao Go to cover page 202P Gs3 CM25 DELL P1230 M25P 67 22 CMTR M25P Dell P1230 TYPE 6L3P10 76 OEM Dell 130KHz 202P Gs3 CM25 388 mm 396 mm 392 mm 290 mm 294 mm 298 mm FIG 1 IMAGE DEMENSION ...

Page 68: ...CATION Continued 8639 000 15121 2003 12 19 2003 12 19 590 24 31 C C Liao DELL P1230 M25P 22 CMTR M25P Dell P1230 TYPE 6L3P10 76 OEM Dell P1230 130KHz Go to cover page FIG 2 IMAGE CENTERING 392 mm 294 mm A B AND C D 4 mm D A B C ...

Page 69: ...FICATION Continued 8639 000 15121 2003 12 19 590 25 31 C C Liao Go to cover page 202P Gs3 CM25 DELL P1230 M25P 69 22 CMTR M25P Dell P1230 TYPE 6L3P10 76 OEM Dell 130KHz 202P Gs3 CM25 FIG 3 IMAGE ROTATION 392 mm A B 2 mm A B ...

Page 70: ...TION Continued 8639 000 15121 2003 12 19 2003 12 19 590 26 31 C C Liao DELL P1230 M25P 22 CMTR M25P Dell P1230 TYPE 6L3P10 76 OEM Dell P1230 130KHz Go to cover page FIG 4 IMAGE GEOMETRY 392 mm 294 mm A B 2 0 mm C D 1 5 mm A B C D ...

Page 71: ...5121 2003 12 19 590 27 31 C C Liao Go to cover page 202P Gs3 CM25 DELL P1230 M25P 71 22 CMTR M25P Dell P1230 TYPE 6L3P10 76 OEM Dell 130KHz 202P Gs3 CM25 MEASUREMENT PATTERNS 100 mm 100 mm FIG 5 CONTRAST AND BRIGHTNESS Pattern B Pattern A 392 mm 294 mm ...

Page 72: ...TION Continued 8639 000 15121 2003 12 19 2003 12 19 590 28 31 C C Liao DELL P1230 M25P 22 CMTR M25P Dell P1230 TYPE 6L3P10 76 OEM Dell P1230 130KHz Go to cover page MEASUREMENT AREA FIG 6 MISCONVERGENCE ZONE B ZONE A 294 mm 392 mm ...

Page 73: ...CIFICATION Continued 8639 000 15121 2003 12 19 590 29 31 C C Liao Go to cover page 202P Gs3 CM25 DELL P1230 M25P 73 22 CMTR M25P Dell P1230 TYPE 6L3P10 76 OEM Dell 130KHz 202P Gs3 CM25 FIG 6 SYMBOL FORMAT FOR FOCOS CHECK ...

Page 74: ...03 12 19 2003 12 19 590 30 31 C C Liao DELL P1230 M25P 22 CMTR M25P Dell P1230 TYPE 6L3P10 76 OEM Dell P1230 130KHz Go to cover page D VIDEO C E SEPARATE SYNC HORIZONTAL B A R VIDEO Q S P O D VIDEO C E B A VERTICAL HORIZONTAL COMPOSITE SYNC FIG 8 TIMING CHART 1 ...

Page 75: ... 19 590 31 31 C C Liao Go to cover page 202P Gs3 CM25 DELL P1230 M25P 75 22 CMTR M25P Dell P1230 TYPE 6L3P10 76 OEM Dell 130KHz 202P Gs3 CM25 D VIDEO C E B A VERTICAL COMPOSITE SYNC FIG 9 TIMING CHART 2 O P Q R S VIDEO B S P Q O R SYNC ON GREEN HORIZONTAL VERTICAL ...

Page 76: ... OFF to ON A HORIZONTAL DEFLECTION VERTICAL DEFLECTION EHT GENERATOR HORIZONTAL DEFLECTION The heart of horizontal vertical deflection is TDA4856 deflection controller which can offer a complete and efficient small signal sync processing for auto sync monitors all functions are controlled via I2C bus This controller TDA4856 handles sync processing to accept separate and composite H V input signals...

Page 77: ...function E MICRO CONTROLLER GENERAL DESCRIPTION The Weltrend ET62P2 micro controller is used to control all required functions of monitor and store all necessary data in EEPROM M24C16 the most important thing is that interrupt is used to detect mode change very fast then request the MCU to execute protection behavior for horizontal output transistor free from high transient pulse during mode chang...

Page 78: ... 7121 check 3106 3111 Ok NO OK No replace 5130 No check 7143 pin3 voltage dip check 7143 pin1 12V pin1 15V check 7121 pin 1 Ok check 6147 5131 7135 2163 No check 5V loading current Turn power off check the resistance for all output voltages 230 80 15 15 6 3 5V check 6131 6133 6134 6137 6139 replace 5130 check 7141 7155 7144 3 Sympton abnormal sound check 7121 drain waveform right check frequency O...

Page 79: ...79 Repair Flow Chart Go to cover page 7 0 2 Dell P1230 M25P ...

Page 80: ...1 pin11 parabola exist check 2443 parabola exist 3 Sympton H linearity H DC full freq range replace 3523 check 7502 refer 7421 check list 5 Sympton H_dc shift check 7542 7543 check 7421 pin 32 enter OSD function disable morier check 7601collector check 7545 collector 7544 emitter 6 Sympton Focus check B Control 7422 7423 base check B Control 7541 base check B Control refer cpu chece list check cpu...

Page 81: ... 15 15V Sympton one horizontal line V_size is abnormal too large small check 7567 Pin2 pin3 check 15V 3569 6567 good replace 3578 3580 7567 No Ok replace 3569 6567 7567 Ok No check 7421 check 3571 3572 Ok No 81 Repair Flow Chart 9 Go to cover page Dell P1230 M25P ...

Page 82: ...H TABLE Hor Freq KHz Q7 Q6 Q5 Q4 Q3 Q2 Q1 33 00 1 1 1 1 1 1 1 33 00 36 00 0 1 1 1 1 0 1 36 00 42 00 1 0 1 1 0 0 1 42 00 45 00 1 0 1 1 1 1 0 45 00 47 50 0 1 0 0 1 1 0 47 50 49 00 0 1 1 1 0 1 0 49 00 52 00 0 0 0 1 0 1 0 52 00 55 00 1 0 1 0 0 1 0 55 00 58 50 0 1 0 0 0 1 0 58 50 61 50 1 1 0 1 1 0 0 61 50 65 00 1 1 1 0 1 0 0 65 00 70 00 0 0 1 0 1 0 0 70 00 73 00 1 0 0 0 1 0 0 73 00 76 00 0 1 1 1 0 0 0 ...

Page 83: ...dle status sda pin25 hi scl pin26 hi 25 26 DDC bus check idle status sda pin32 hi scl pin31 hi 31 32 IIC bus check keys Enter up down left right 23 Keypad 4 Rotation check duty cycle of check duty cycle of pwm from 0 to 100 pwm from 0 to 100 37 Brightness check 1891 1895 3891 3895 30 EEPROM write protection check 7336 pin7 Write low check 7336 M24C16 7421 TDA4856 7781 WT6803 7701 TDA4887 check fro...

Page 84: ...ge for the square output waveform d pin6 pwm output to 7422 7423 base pin16 CLBL hi if no exist 3 4 5 6 B control 1 HFLB from H defl to H_deflection 7425 7426 base Vcc pin10 12V gnd pin7 pin25 0v Vertical blank will be activated hi If 1 pin30 softstart pll2 0V 2 pin26 pll1 is unlock in searching mode 3 pin1 HFLB no exist 4 pin10 Vcc 9V 16 CLBL to B control east west control differential input to 7...

Page 85: ...F VCAP 21 EHT_compen to 7503 pin30 for soft start compensate for the V_size owing the load variation Hunlock pin is floating while pll1 pin26 is unlock in searching mode 17 Hunlock 18 IIC SCL hi 19 IIC SDA hi initial fail could be these of IC 7421 7701 7781 7336 Repair Flow Chart 9 Go to cover page Dell P1230 M25P ...

Page 86: ...ermin the pll1 loop filter pin 27 28 29 H Freq working range 26 27 28 29 Hpll1 Hbuf Href Hcap 1 compare the HFLBand control the phase of HDRV 2 softstart compensate for the H_size owing the load variation 31 EHT_compen 32 Focus to 7603 for the V dynamic focus Dell P1230 M25P ...

Page 87: ...to cover page A1 7701 6 A1 7701 8 A1 7701 10 A2 7705 11 A2 7705 9 A2 7705 8 A3 7705 1 A3 7705 5 A3 7705 3 A4 1710 6 A4 1710 6 A4 1710 8 A4 1710 11 A5 7781 5 A7 7001 3 A7 7001 11 A9 7001 18 A11 7001 29 A11 7001 23 A Waveform ...

Page 88: ...M25P Go to cover page A6 7782 B A7 7001 7 A8 7001 16 A10 7001 19 A11 7001 27 B2 7404 1 B3 7404 2 B4 7421 11 B9 7421 3 B10 7421 5 B11 7422 E B16 7567 3 B17 7567 5 B18 7567 4 B23 7461 B B24 7461 C B25 7465 C B Waveform ...

Page 89: ...er page Waveform B31 7301 40 B32 7301 41 B31 7301 40 B37 7651 10 B38 7671 G B39 7671 D B30 7301 38 B5 7421 12 B6 7421 32 B7 7421 6 B12 7566 C B13 7566 B B14 7567 2 B19 7501 G B20 7501 D B26 7425 E B27 7541 S B21 7502 C B28 5601 4 ...

Page 90: ...o to cover page Waveform B34 7301 33 B35 7301 4 B40 7672 D B41 5671 9 B33 7301 34 B42 5671 12 B8 7421 8 B15 7567 6 B22 5504 5 B29 7601 B B36 7652 C B1 7404 14 C C1 5130 1 C2 5130 3 C3 5130 5 C4 5130 7 C5 5130 8 C6 5130 18 ...

Page 91: ...91 DELL P1230 M25P Go to cover page Waveform C7 5130 15 C8 5130 12 C9 7122 B C10 7122 E C11 7122 C ...

Page 92: ...nicians review test procedures so that HV requation are always checked as a standard servicing procedure and the reason for this prudent routine is cleary understood by everyone It is important to use an accurate and reliable HV meter It is recommended that the HV recorded on each customer s invoice which will demonstrate a proper concern for the customer s safety 5 When troubleshooting and making...

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