Philips DELLP1230 Service Manual Download Page 30

Page: 30 / 92

B11

B12

B13

B14

B15

B16

B17

B10

B18

B19

B20

B21

B22

B23

B24

B25

B26

B27

B28

B29

B30

B31

B33

B34

B32

B35

B36

B37

B38 B39

B40

B41

B42

20V

20V7

1V4

0.4V

18V

0.8V

0.4V

20V

2V8

36V

0.8V

0.7V

6V3

2V5

5V8

1V4

2V3

2V7

0.3V

15V

-14V

-15V

74V

4V8

205V

12V

5V8

-1V7

14V6

136V

1V3

185V8

6V3

228V

-5V5

2V3

2V2

14V5

2V5

2V6

6V9

1V5

3V6

76V8

22V8

76V

67V2

75V3

67V

4V3

63V6

Main Schematic Diagram -1

DELL P1230 M25P

Go to cover page

VG2

RED

WHITE

FOCUS2

EHT

FOCUS1

DECODER

LOGIC

LEVEL

CONVERSION

H-SIZE&V-SIZE

EW-OUTPUT

H-PINCUSHION

PROTECTION

B+

CONTROL

C-BUS REGISTERS

RECEIVER

SUPPLY

AND

REFERENCE

CORRECTION

H/C-SYNC INPUT

AND POLARITY
CORRECTION

VERTICAL

OSCILLATOR

AND AGC

EHT COMPENSATION

PROTECTION

AND

SOFT START

COINCIDENCE DETECTOR

FREQUENCY DETECTOR

PLL1 AND

FOCUS

H-OUTPUT

OSCILLATOR

PLL2,PARAL.,

PIN UNBALANCE . &

SOFT START

HORIZONTAL

STAGE

OUTPUT

ASYMMETRIC

& POLARITY

V-SYNC

INTEGRATOR

H-CORNER

H-TRAPEZIUM
H-SIZE

V-OUTPUT

V-LINEARITY-

V-LINEARITY

BALANCE

V-POSITION

V-SIZE,VOVSCN

V-SYNC INPUT

H-POSITION

HORIZONTAL

VIDEO

CLAMPING

& V-BLANK

HUNLOCK

OUTPUT

C-BUS

EW-CORRECTION

AND VERTICAL

X-RAY

/PWM7

/HOUT

/VOUT

/PWM13

/PWM12

/PWM11

/PWM10

/PWM9

/PWM8

/SCL1

/SAD1

/AD0

/AD1

/AD2

/CLAMP

/3V3

/HFI

/HFO

/SDA2

/SCL2

/PAT

/SOGIN

/AD3

/PWM4

/PWM5

/PWM6

POWER

AMPLIFIER

FLYBACK

GENERATOR

THERMAL

PROTECTION

1/2W

normal

H-DRIVER

1R5

470N

220N

[R]

47N

400V

27N

[R]

91N

56P

68P

[R]

1/2W

BUFFER

2KV

1/2W

(HARDWARE DDC)

1/2W

[R]

R586-R599

50V

300R

C.C

EHT GENERATOR

VR37

EE-28

1/2W C.C

STANDS

FOR CHIP COMPONENTS.

ROTATION

+230

H-YOKE

heat

sink

1/2W

CONTROL

8891

ROTATION

COIL

F144 N3
F145 N3
F146 N3
F147 N23
F148 N23

owner.

250V

(P4 ONLY)

HORI. O/P

heat

sink

+230

VR37

PPN

SUPPLY

F133 M24
F134 M23
F135 M24
F136 M23
F137 M23

F138 M20

TERMINAL

1006

LINEARITY COIL

VR37

All

rights

reserved.

Reproduction

whole

parts

F110 G19
F111 G2
F112 G2
F113 H2
F114 H2
F115 H16

F149 N23
F150 N24
F151 N24
F152 N24
F153 O3

(SHEET2)

2KV

1/4W

DUMY-LOAD

owner.

C.C

1/2W

F126 K20
F127 K20
F128 L20
F129 L23
F130 L23
F131 L17
F132 M24

F085 E18
F086 E2
F087 E2
F088 E23
F089 E2
F090 E2

F139 N20
F140 N3
F141 N20
F142 N23
F143 N19

VIDEO

BOARD

1705

F103 G2
F104 G19
F105 G2
F106 G10
F107 G2
F108 G20
F109 G21

F073 D22
F074 D2
F075 D2
F076 D15

F116 H2
F117 H18
F118 H16
F119 I18
F120 I17

VIDEO

BOARD

1706

1/2W

R391-R399

F154 O3

F121 I17
F122 K20
F123 K17
F124 K23
F125 K23

F082 E7
F083 E2
F084 E18

normal

EHT

OVP.

F066 D2
F067 D7

F091 F2
F092 F20
F093 F2
F094 F2
F095 F17

DMPS(cpu)

toestemming

van

auteursrechthebbende.

prohibited

without

the

written

consent

the

F098 F19
F099 G2
F100 G19
F101 G2
F102 G19

F055 C16
F056 C2
F057 C16
F058 C12
F059 C2
F060 C18

F077 D4
F078 D2
F079 E22
F080 E2
F081 E7

1/2W

OFF

1/2W

HOR. FREQ. CHOKE

1/2W

F032 A2
F033 A17
F034 A2
F035 A16
F036 B2
F037 B18

F068 D2
F069 D6
F070 D2
F071 D7
F072 D20

R651-R670

F096 F19
F097 F21

F048 B2
F049 C15
F050 C2
F051 C15
F052 C2
F053 C18
F054 C18

7652 M16
7653 N18
7654 N17
7671 L19
7672 L20
7673 N20

F061 C18
F062 C19
F063 C20
F064 C20
F065 C2

heat

sink

heatsink

8303 J9
9406 F12
9460 H5
9505 E16
9506 F17
9601 G21
F031 A2

7545 G19
7566 A14
7567 B17
7586-A H14
7587 H15
7588 H15

F038 B2
F039 B18
F040 B2
F041 B2
F042 B16

2KV

F043 B2
F044 B17
F045 B18
F046 B18
F047 B2

7628 J18
7629 J19
7630 J19
7631 J20
7632 J20
7633 J21
7651 K17

7423 C13
7424 D13
7425 F12
7426 F12
7427 D13
7461 F8

7674 O22
8001 F2
8002 A2
8003 D2
8004 C2

1/2W

H_DRIVE

8302 J10

7504 D22
7505-A C23
7505-B B20
7541 F16
7542 F19
7543 E19
7544 G18

6652 M16
6653 K18
6654 N18
6655 N18
6656 M16
6671 K20

7601 F22
7620 H18
7621 H18
7622 H21
7627 J17

R461-R490

DAF AMP.

7363 L3
7364 L4
7391 I2
7392 I2
7404 B5
7421 B7
7422 C13

6518 D17
6540 F15
6542 F15
6543 F16
6544 E18
6545 F18

7462 H8
7463 H9
7464 H10
7465 I10
7466 H9

VR37

910N

7491 H6
7501 C15
7502 C17
7503 C22

6621 I17
6622 J17
6651 J17

6304 K14
6391 F2
6392 F3
6422 C6
6423 D13
6424 D12

6672 L20
6673 N19
6674 N20
6691 N23
7301 K9

prohibited

without

the

written

consent

the

normal

1/2W

7302 N5
7303 O5
7304 O8
7336 J14

6492 H5
6501 E15
6502 D15
6503 D14
6506 C16

6507 D17
6515 D19

4602 D19
4603 G16
4604 I22
4606 A19
5301 M9
5302 K10

6566 A15
6567 A16
6573 A18
6601 G21
6603 G22

33u

5VUZ52

toestemming

van

auteursrechthebbende.

R601-R620

250V

R491-R499

H_UNLOCK

250V

5601 F20
5670 K19
5671 J21
5672 M20
6301 L9
6302 L11
6303 K14

3678 M19
3679 N19
3680 N19
3681 N19
3682 O21
3683 O21

6426 F12
6462 F8
6463 H8
6464 I9
6491 H5

All

rights

reserved.

Reproduction

whole

parts

R566-R585

Alle

rechten

voorbehouden.

Verveelvuldiging,

geheel

3696 M23
3697 N23
3698 N23
3699 L18
4301 M3
4302 M5
4601 M19

3655 L16
3656 L16
3658 M16
3659 L16
3660 K18
3661 K18

5303 K10
5501 D16
5502 D18
5503 C21
5504 E20

1/2W

R360-R364

5541 F15
5542 F16
5543 E17
5544 D17
5545 F17

3671 K19
3672 K20
3673 N24
3674 L19
3675 L19
3676 L19
3677 L20

3605 F22
3606 E22
3607 E22
3608 F22
3609 E23
3612 F23

3684 O22
3685 O22
3686 O22
3687 O23
3688 O23

gedeeltelijk,

niet

toegestaan

dan

met

schriftelijke

3691 M23
3692 M23
3693 M24
3694 M24
3695 M24

3630 I20
3631 H21
3632 I21
3633 H22
3634 I17
3635 F22
3653 K17

3571 B15
3572 B15
3573 A18
3574 A17
3576 C17
3577 C15

3662 L18
3663 L17
3664 N18
3665 O18
3666 N18

C.C

100V

5505 D18
5540 F16

R671-R699

3667 N17
3668 N17

3591 H15
3592 H15
3593 H15
3594 C17
3601 G21
3602 G21
3604 G22

3516 D19
3517 D21
3518 D21
3519 E21
3521 E21
3522 C22

3615 F23
3616 F22
3617 G22
3618 K16
3620 I17

EE PROM

DAF

SPOT KILLER

3689 O23
3690 O23

3625 H19
3626 I19
3627 H20
3628 I20
3629 H20

3553 F19
3554 F18
3555 G18
3556 G18
3566 A14
3569 A15
3570 C14

3458 G12
3462 F8
3464 F7
3465 H7
3466 H7
3467 H7

3578 B17
3579 C17
3580 B17
3581 B18
3582 C18

1/2W

R501-R540

BLANKING

3585 H13
3586 H13
3587 H13
3589 I14
3590 G15

3503 D15
3504 D14
3505 E15
3506 C16
3507 D16
3508 F12
3515 D19

3404 D7
3421 B8
3422 B6
3423 B7
3424 B7
3425 C7

3523 C22
3524 D22
3525 C22
3527 D23
3528 C23

SUSPEND

3621 H18
3622 I18
3623 H18
3624 I19

3544 G16
3545 F18
3546 F15
3551 E18
3552 F18

DRIVER

BOARD

1201

1/2W

3451 C12
3456 F11
3457 F11

3332 N12
3333 J13
3335 M12
3337 J13
3338 J13
3340 N12

3468 H9
3469 H9
3470 H9
3471 H9
3472 H10
3473 H10
3474 I9

REGULATOR

3584 H15

3502 D15

2KV

VR37

V-DAF AMP.

3398 G2
3403 E10

2694 M23
3301 K8
3302 L8
3303 L8
3304 L9
3305 L8

3426 C7
3427 C7
3428 D13
3429 D13
3430 D13
3431 E8
3432 E8

MEF

3529 D22
3530 C24
3531 D24
3541 F14
3542 F16
3543 G16

3450 C13

1/2W

C.C

R421-R460

3327 N5
3328 O4
3329 O4
3330 O5
3331 O5

2653 L16
2654 L16
2655 M16
2656 K16
2657 L18
2658 L18

3341 O12
3342 P11
3343 O12
3344 O12
3345 P11
3346 P12
3347 O12

3475 I10
3476 I10
3491 H4
3492 H5
3494 I4
3495 I4
3501 D15

3397 G2

1/2W

PUNK HEAD

2693 N23

2601 G20
2602 G20
2603 F21
2604 G21
2605 G21
2608 E23

3306 L8
3307 M8
3308 K10
3309 K10
3310 M8
3311 M8
3312 M8

3433 E8
3434 E9

3441 C11
3442 C11
3443 C11
3444 C11
3446 D12

3326 N5

EHT PWM

gedeeltelijk,

niet

toegestaan

dan

met

schriftelijke

heat

sink

POWER

1KV

+230A

heat

sink

1/2W

2520 D22
2541 F15
2542 F14
2543 F16
2544 F16
2545 B15

2659 O18
2660 M17
2661 M17
2662 M16
2663 L18
2671 K20
2672 L19

3348 L12
3349 M12
3350 M12
3393 I2
3394 I2
3395 I3
3396 I1

2691 M23

X-RAY

100V

1/2W

Alle

rechten

voorbehouden.

Verveelvuldiging,

geheel

3N3

2578 C17
2579 C17
2586 H13
2588 G14
2589 H14

2442 D12
2443 D12
2445 C13
2446 F13
2456 F12
2461 F9

2613 F23
2620 H17
2621 H18
2622 H19
2623 H19
2624 H20
2625 H20

3313 M7
3314 M7
3315 M7
3316 O8
3317 P8
3318 M7
3319 K11

2652 K16

(B4 ONLY)

1/2W

+230A

VERTICAL OUTPUT

SYNC PROCESSOR

2515 D19
2516 D21
2518 C23
2519 C22

2312 P12
2313 P12
2314 M9
2315 O9
2316 M14
2336 J13

2546 C15
2550 F19
2551 E18
2552 F18
2553 F19
2554 F19
2555 G19

2673 L20
2681 N19
2682 M20
2683 N20
2684 O22
2685 O23
2686 N23

2577 C15

1/2W

(FOR USB

ONLY)

2433 E9
2434 E9
2435 E9
2441 D11

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

MAIN BOARD

DDC

H_DRIVE

2309 M15
2310 P11
2311 P11

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

SB: 59921 x1

VR37

H_DRIVE

350V

2502 D15
2503 D14
2504 D18
2505 D16
2506 D17
2507 D17
2508 D18

1/2W

normal

1301 M9
1302 J9

2421 B8
2422 B9
2423 B7
2424 C6
2425 D7
2426 D7
2431 E7

EHT

ADJ.

heat

sink

1/2W

1/4W

1/2W

PB: 59931

1/2W

HOR. PWM

2301 L7
2302 L7
2303 M7
2304 M8
2305 M9
2306 C2
2307 M9

BC328

30R

400V

CF-2145

[R]

V-YOKE

+230A

UU15

1/2W

PPN

BZX79-C5V1

[R]

2308 M14

1/2W

1311 N3
1501-A C19
1501-B C19
1501-C B18
1501-D C18
1502 H16
1503 H16

2653

3n3

6518

5501

VALUE

BC558C

7426

F099

250

2632

100n

2431

3422

470R

F093

3569

7633
MUN2211J

F138

6656

BAS32L

6464

3690

F086

2442

3n3

BZX79-C5V1

6655

3531

1K2

7463

BC558C

F056

+5PC

1N4148

6492

2654

3476

2586

100n

+12

CHECK

3138 178 6742

6L3P10/76 (DELL P1230)

MAIN BOARD

130

F122

2003-12-05

C.C. Liao/J. Cheng

TYT12-

--------

KONINKLIJKE PHILIPS ELECTRONICS N.V. 2000

2003-12-05

M25P ( U3 )

SETNAME

CHN

CLASS_NO

SUPERS.

NAME

DATE

10K

3310

SB140

6422

2425

1500u

10K

3341

2491

100n

47R

3578

F071

1502

7461
BC546

F090

F131

100u

5542

-15

IRF740

7672

F095

F126

100u

5672

3442

220K

+12

3469

47K

+15A

100n

2519

3659

5K6

3684

4K7

5601

54A-5034

1N4148

6491

7503

BD533

3604

33K

9505

2362

100u

2307

22p

6462

BZX79-C30

2623

3623

10K

2445

47u

250

-190

8003

8002

3554

12K

4K7

3395

4603

MUN2211J

7466
MUN2211J

100n

2421

7627

47R

3503

5671

3618

150K

2684

47n

2577

470u

3450

8R2

-190

6503

1N4148

+5Vddc

47u

2659

54A-4025

5541

3674

+80

100n

2555

100

3679

470R

1/2W

3521

68R

3693

100K

100n

2503

82n

2554

2336

100n

3314

10K

4K7

3663

7423

3525

470R

2685

47u

100MHZ

5505

3676

10K

2504

7465
BF422

5n6

2464

3680

10K

F061

6502

RGP10D

100R

3494

F046

3516

330R

3582

1R5

MUN2211J

7630

+12

3464

15K

2573

F142

3573

F115

2622

3338

2K2

20K

3698

JFE63172

1503

MUN2211J

7632

+80

22K

3349

F074

2682

100u

350

4K7

47K

3491

4601

3347

3508

220R

22n

2576

100

+15A

2672

100n

F044

F036

2694

100n

1N4148

6424

3615

1K8

3492

47K

F049

2000

2507

220p

F037

F039

68R

7588

BC638

2556

100n

3677

2493

33p

F076

F111

3316

4K7

8302

3397 4K7

2505

100

2K2

3570

2569

220p

F112

7652

BC548C

3622

100K

7462
BC548C

3552

F041

2567

470u

TDA4856

7421

8004

3699

F139

3584

10K

3527

VSS

Y0A

Y0B

Y0C

Y1A

Y1B

Y1C

BSP126

7501

7404

HEF4053BP

VDD

VEE

2681

2n2

7422

100K

3626

2518

100n

3571

470R

2SA1011E

7543

2310

47n

100R

3335

31DF4-FC5

6543

3662

4K7

5502

100MHZ

3524

15R

+15A

2463

47u

2603

2542

+15A

3666

4K7

3434

3689

15K

-15

F150

3346

+5C

22K

3301

F134

3K3

3553

F102

3607

2636

9460

3579

BAS32L

6423

1R5

BAV99

6391

2657

1n2

F108

1501-A

1501-B

F033

100n

2588

2SC2344E

7542

F113

F069

F035

F042

3307

3546

47R

-15

SLA5058

7622

5K6

3502

470R

3404

2315

10n

2305

3471

47K

-15

470u

1M5

3429

3427

100R

6674

BY584

3318

10K

470R

3518

-15

100p

2392

4u7

5670

3451

1K2

2306

10u

+5C

2520

100n

160
1u

2502

2u2

+15

BYV26E

6515

2308

BZX79-C5V1

6622

F031

7586-A
LM358N

9506

2568

100u

F154

10K

3394

2566

10u

RGP10J

6671

3329

15R

-190

3475

10K

3474

150K

F066

2434

1n8

3660

5K6

2628

100n

3671

100

47n

10K

3458

F143

3K9

3635

2316

F151

2651

RGP10D

6544

12K

F133

7674

BC548C

3446

33R

3545

+15A

F135

F136

+80

6302

F109

F091

2K2

3337

3305

22K

5540

100MHZ

6603

BY614

6601

1000

2544

330p

BY614

3617

2K2

F114

2433

10n

+5C

F145

3685

10K

F130

6653

BAS32L

GND

OUT

F148

F125

7363

L7812CV

7504

BD534

F121

F034

F104

6301

+5PC

+12

2662

100p

F077

+12

+6V3

100R

3398

2K2

3576

20K

3695

+5C

1301

12M

61S1208

2635

2462

220p

MUN2211J

7628

3682

100K

F050

1K8

2000

2605

220p

F128

3431

OUT

47u

2456

7364

L7808CV

GND

6573

F067

100

100n

2303

3590

43R

+12

F081

7631
MUN2211J

+12

3423

4K7

F149

F092

F132

2423

220p

F073

3306

100K

F120

F110

3472

75K

10K

3466

F106

2508

6652

6542

1N4148

2441

3n3

BZX79-C

(COL)

100R

3430

4R7

3522

3544

10R

F048

3506

+15

6501

RGP10G

F117

3625

10K

6506

BYV27-50

2655

10n

F082

F043

+15A

F057

F047

F094

3543

10R

3681

F140

MUN2211J

7391

15R

3523

10K

3313

IRF640

7621

47u

2552

4M7

3616

F065

F085

2693

1u8

F079

3605

100K

BC858C

7544

F100

F127

3661

47R

+5C

3495

100R

F040

5303

3683

3444

2361

330u

+15A

F084

6mH

5544

+15A

3517

470R

2546

100n

680R

3501

F107

2435

8n2

PC5

PC6

PC7

PD0

PD1

PD2

PD3

PD4

PD5

PWM0

PWM1

PWM2

PWM3

5RESET

VDD

VIN

PA4

PA5

PA6

PA7

PB0

PB1

PB2

PB3

PB4

PB5

PC0

PC1

PC2

PC3

PC4

D+

D-

GND

HIN

IRQ

OSCI

OSCO

PA0

PA1

PA2

PA3

3303

4K7

7301
WT62P2

2543 100u

F064

F055

3566

4K7

4602

3328

2SC5570

7502

3628

100K

3424100R

270R

+15A

3574

F080

3309

2422

150n

2686

10K

3330

+15A

3308

7505-B
LM358N

33K

3585

+12

3602

10K

2u2

2309

100R

3528

RGP10D

6651

RGP10D

6545

F123

3697

75K

F124

-15

7601

BUX87

100R

3426

6507

BZX79-C18

1K2

3457

BAV99

6392

3686

2K7

2u2

2663

7392
BC858C

F103

2304

47u

F101

GND

Output 5

Vin1

Vin7

3653

12R

3529

10K

7567

STV9379

FBgen

100n

2391

10K

3465

F098

F062

+15A

3473

10K

470n

2660

MUN2211J

7424

2446

470n

250

470n

2501

250

2461

220n

47n

2443

22K

3668

2551

47u

3633

33K

F088

3432

464R

68R

3519

2516

470n

3467

4K7

3606

9406

100R

3340

1K5

3609

10K

3462

F068

3551

250

33u

2671

+12

6540

RGP10D

7620

IRF640

3589

+5C

BC858C

7302

33K

3555

10K

33K

3631

F096

3302

4K7

+15

3344

SYNC

VFB

VREF

Vcc

100R

COMP

DC-LIM

DIS

ISEN

N.C.

OUT

PGND

RCT

SGND

3542

200R

7651

L4990A

10K

3315

2424

100n

6566

1N4148

+15

3326

4301

4K7

+5C

2608

10n

+5C

BF423

7464

2620

630

2683

4n7

4K7

3319

3580

500

2515

2312

F060

2R2

22K

22p

2u2

2301

3348

10K

3311

100K

3620

3541

10R

3468

4K7

F153

31DF6-FC5

6672

2509

220p

10K

3627

8303

33p

2492

4K7

3667

3345

100R

10K

3665

100R

3343

F054

3601

220K

10K

3621

3692

680K

100R

3317

100R

3332

3632

100K

8001

JFE3309V

1K8

3530

10K

+15A

9601

3687

2426

22p

100n

2545

220p

2506

2000

F116

5301

+12

F089

+5Vddc

15K

3327

100K

3630

7505-A

LM358N

3587

82K

+15A

3675

10R

2M2

3428

F051

3507

68R

-15

3470

220R

5545

2mH

1u8

2626

250

+15A

3350

22K

2652

1n5

4606

3688

39K

3441

56K

F059

RGP10D

6673

F105

2625

250

F078

F137

F053

7654

BC848C

7545

BF422

3672

4R7

470R

3572

F118

4604

1501-D

+12

F097

F119

7304
MUN2211J

5504

2432

8n2

3556

2691

47n

3629

10K

2624

BSN254A

7671

150R

3515

3691

1K5

JFE635V

1311

3664

3K3

3678 100R

2627

1N4148

6426

F052

2601

3655

3312

10K

+12

BAV99

6304

F075

220R

3581

2604

100p

7566

MUN2211J

+5Vddc

5543

54A-5039

+15

2621

FS7UM-16A

7673

F146

3696

+12

7629
MUN2211J

7653

BC858C

+5C

3594

100K

3624

3443

68K

F141

F144

BAS32L

6654

3593

1501-C

10K

2553

+5C

F032

3425

F045

F129

3421

22K

F058

2550

43R

3591

6463

BAS32L

7587
BC637

22p

2313

+12

3304

4K7

2579

470n

+15A

82K

3612

47n

2311

4302

F063

2314

22p

F087

1M2

3673

3333

10K

3658

3K3

BC858C

7427

3504

10K

3396

10K

2658

2u2

100n

2401

3505

680R

VCC

VSS

F070

M24C16-BN6

7336

SCL

SDA

RGP15G

6567

3577

BC848C

7303

F038

5302

3694

82K

2613

4u7

3331

4K7

3393

4K7

2661 470n

2000

2673

330p

F147

2578

100n

22p

2337

+5C

2K67

3433

3634

2K2

F072

2602

33K

3342

5503

160

2541

+7V

8R2

3456

F152

2302

2u2

6303

BAV99

2589

100n

3608

1K2

470R

3592

F083

6691

43K

3586

6621

1N4148

220u

2656

22p

2338

BC548C

7425

7541

IRF730

3656

4K7

+15A

M24C02-BN6

7491

SCL

SDA

VCC

VSS

3403

GND1

GND2

+15A

BW_O

1302

RASTER_SHIFT

SDA

SCL

ROTATION

BW_I

H_UNLOCK

MUTE

KEY_ADC

DEGAUSS

SELF_TEST

SDA_DDC

SCL_DDC

SYNC_SEL

BNC_DSUB

BRI

H_H+V

VSYNC

OFF

MUTE

H_UNLOCK

H_LIN

RASTER_SHIFT

ABL_C

SUSPEND

KEY_ADC

SCL_DDC

SDA_DDC

BNC_DSUB

ROTATION

GREEN

AMBER

Temp

SDA

SCL

Temp

HFB

Vin

AMBER

H_LIN

OFF

SYNC_SEL

VSYNC

BRI

ABL

CLBL

HFB

SDA

BW_O

BW_I

SCL

GREEN

H_H+V

VSYNC

ABL_C1

ABL_C

H_H+V

SUSPEND

ABL_C1

ABL

SDA_DDC

SCL_DDC

CLBL

SDA

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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