Samsung SyncMaster-700p_SyncMaster-900p Datasheet

Manual

SERVICE

COLOR MONITOR CONTENTS

1. Precautions

2. Reference Information

3. Product Specifications

4. Operating Instructions

5. Disassembly & Reassembly

6. Alignment & Adjustments

7. Troubleshooting

8. Exploded View & Parts List

9. Electrical Parts List

10. Block Diagram

11. PCB Diagrams

12. Wiring Diagram

13. Schematic Diagrams

COLOR MONITOR

CSH7839L (SyncMaster 700p )

CSH9839L (SyncMaster 900p)

13-1 CSH7839L/CSH9839L

13 Schematic Diagrams

13-1 Power Part Schematic Diagram

13 Schematic Diagrams

CSH7839L/CSH9839L 13-2

1

544 V (IC601, #1)

CH1 P-P = 544 V CH1 RMS = 332.4 V

2

56.4 V (T601, #7)

CH1 P-P = 56.4 V CH1 RMS = 9.18 V

13 Schematic Diagrams

13-3 CSH7839L/CSH9839L

13-2 Micom & H/V Process Part Schematic Diagram

13 Schematic Diagrams

CSH7839L/CSH9839L 13-4

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 16 17 18 19 20 21

22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42

0.239

0.210

1.875

2.111

1.833

0.237

3.73

GND

5.05

3.24 ~ 5.02 0 ~ 5.06

4.51

0.112 Low

4.64 Low

0.604

3.65

GND

3.96

5.05 Low

High

– – –

Low

2.258

2.233 High High

5.05

GND

0.238

0.210

1.871

3.34

1.830 –

0.236

3.72

GND

5.05

3.24 ~ 5.02 0 ~ 5.06

0.02

0.122 Low

4.46 Low

0.376

3.39

GND

0.337

5.05 Low

High

– – –

Low

2.258

2.233 High High

5.05

GND

0.241

0.212

1.876

3.88

1.835 –

0.239

0.238

GND

5.05

3.24 ~ 5.02 0 ~ 5.06

4.5

0.172 Low

4.39 Low

0.378

3.36

GND

4.17

5.05 Low

High

– – –

Low

2.258

2.233 High High

5.05 GND

pin #

MODES MODES

31 kHz 31 kHz69 kHz 69 kHz96 kHz 96 kHz

Table 13-1. IC201 (ST72E75_3)

Unit: Vrms

up: 0.535, down: 1.478, left: 2.478, rignt: 3.45 pos: 0.539, pin: 1.476, menu: 2.476

D-Sub : High, BNC : Low

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 16

17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32

0.610 Low

0 ~ 1.127

3.28

3.121

6.35

3.96

1.515

1.517

3.27

GND

0.073

7.97

8.01

2.81

3.23

GND

11.9

GND

5.42

8.07

3.52

3.38

2.92 Low

5.28

GND

3.18

11.92

4.94

5.05

0.382 Low

0 ~ 1.127

3.28

2.469

6.35

3.96

3.32

3.18

GND

0.096

7.97

7.95

2.91

3.21

GND

11.9

GND

5.22

8.07

3.52

3.44

2.86 Low

5.51

GND

1.85

11.92

4.94

5.05

0.384 Low

0 ~ 1.127

3.28

1.96

6.35

3.96

4.69

4.7

3.27

GND

0.131

7.96

7.91

2.90

3.20

GND

11.9

GND

5.18

8.07

3.51

3.40

2.81 Low

5.43

GND

2.77

11.92

4.94

5.05

pin #

MODES MODES

31 kHz 31 kHz69 kHz 69 kHz96 kHz 96 kHz

Table 13-2. IC251 (TDA9110)

Unit: Vrms

3

3.42 V (IC201, #33)

CH1 P-P = 3.42 V CH1 RMS = 2.500 V

4

3.16 V (IC201, #32)

CH1 P-P = 3.16 V CH1 RMS = 2.560 V

5

12.08 V (Q253, Base)

CH1 P-P = 12.08 V CH1 RMS = 7.396 V

6

2.20 V (IC251, #15)

CH1 P-P = 2.20 V CH1 RMS = 2.776 V

13 Schematic Diagrams

13-5 CSH7839L/CSH9839L

13-3 Main Part Schematic Diagram

13 Schematic Diagrams

CSH7839L/CSH9839L 13-6

1 2 3 4 5 6 7 8

3.027

2.493

0.709

1.535 0

2.070

11.73

4.96

2.621

2.494

0.439

1.472 0

3.71

11.74

4.96

2.57

2.495

0.278

1.548 0

5.33

11.74

4.96

pin #

MODES

31 kHz 69 kHz 96 kHz

Table 13-3. IC401 (KA3843B)

Unit: Vrms

1 2 3 4 5

3.05

–10.79

0.286

11.93

3.88

3.89

–11.97

1.916

11.92

4.25

–11.93

2.631

11.92

pin #

MODES

31 kHz 69 kHz 96 kHz

Table 13-4. IC402 (TDA2006V)

Unit: Vrms

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 16

4.96

1.515 0

0.656

3.63 0

11.88

2.634

11.89

11.89 0

4.96

11.88

4.96

4.95

4.96

1.325 0

0.601

3.71 0

11.86

4.07

11.86

11.86 0

4.96

11.86

4.96

4.93

4.96

1.306 0

0.611

3.75 0

11.85

4.46

11.85

11.85 0

4.96

11.85

4.96

pin #

MODES

31 kHz 69 kHz 96 kHz

Table 13-5. IC501 (TL494CN)

Unit: Vrms

8

230 V (Q405, S

CH1 P-P = 230 V CH1 RMS = 150.1 V

7

10.96 V (IC401, #6)

CH1 P-P = 10.96 V CH1 RMS = 6.180 V

9

29.8 V (T402, #8)

CH1 P-P = 29.8 V CH1 RMS = 7.14 V

10

54 V (Q406, Drain)

CH1 P-P = 54 V CH1 RMS = 22.44 V

11

11.6 V (Q406, Gain)

CH1 P-P = 11.6 V CH1 RMS = 6.944 V

12

18.6 V (Q407, Base)

CH1 P-P = 55.2 V CH1 RMS = 9.52 V

13

1.216 kV (Q407, Collector)

CH1 P-P = 1.216 kV CH1 RMS = 316 V

14

11.36 V (Q501, Gain)

CH1 P-P = 11.36 V CH1 RMS = 6.944 V

15

808 V (T501, #1)

CH1 P-P = 808 V CH1 RMS = 244 V

16

234 V (Q503, Drain)

CH1 P-P = 234 V CH1 RMS = 171.5 V

17

12.40 V (IC501, #9, 10)

CH1 P-P = 12.40 V CH1 RMS = 5.840 V

18

42.8 V (T551, #7)

CH1 P-P = 42.8 V CH1 RMS = 13.78 V

19

580 V (T551, #1)

CH1 P-P = 580 V CH1 RMS = 278.2 V

20

0.8 V (Q554, Emitter)

CH1 P-P = 0.8 V CH1 RMS = 10.216 V

13 Schematic Diagrams

13-7 CSH7839L/CSH9839L

13-4 Video Part Schematic Diagram

13 Schematic Diagrams

CSH7839L/CSH9839L 13-8

1 2 3 4 5 6 7 8

9 10 11 12

13 14 15 16 17 18 19 20 21 22 23 24

0.334

0.94

0.938

5.02

4.67

4.95

4.94

0.672 0 – –

0 0

2.159

4.25

4.99

4.75 0 0

0.3

0.2

GND

0.472

1.192

1.19

5.01

4.37

4.94

0.668 0 – –

0 0

2.107

4.16

4.94

4.70 0 0

0.3

0.2

GND

0.605

1.557

1.554

5.0

4.19

4.94

0.661 0 – –

0 0

2.062

4.07

4.91

4.71 0 0

0.3

0.2

GND

pin #

MODES MODES

31 kHz 31 kHz69 kHz 69 kHz96 kHz 96 kHz

Table 13-8. IC03 (LSC4309P2)

Unit: Vrms

1 2 3 4 5 6 7

1.088

13.17 –13.31 –13.65

0.361

12.77

1.087

13.36 –13.31 –13.88

0

13.11

1.087

1.089

13.28 –13.31 –13.89

0.28

12.99

1.087

pin #

MODES

31 kHz 69 kHz 96 kHz

Table 13-6. IC301 (TDA8172)

Unit: Vrms

1 2 3 4 5 6 7 8

1.059

11.9

11.4

–13.06

0

1.065

1.487

1.5

1.046

11.9

11.4

–13.06

0

1.051

1.487

1.5

1.053

11.9

11.42

–13.06

0

1.057

1.487

1.5

pin #

MODES

31 kHz 69 kHz 96 kHz

Table 13-7. IC403 (L272M)

Unit: Vrms

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 16 17 18

0.51

1.08

1.896

0.51

1.08

2.21

0.51

1.08

2.21

11.2

11.2 GND GND

–

2.97

4.84

11.8

0.51

1.08

1.896

0.51

1.08

2.21

0.51

1.08

2.21

11.2

11.2 GND GND

–

2.97

4.84

11.8

0.51

1.08

1.896

0.51

1.08

2.21

0.51

1.08

2.21

11.2

11.2 GND GND

–

2.97

4.84

11.8

pin #

MODES

31 kHz 69 kHz 96 kHz

Table 13-9. IC06 (M52324P)

Unit: Vrms

1 2 3 4 5 6 7 8

9 10 11 12 13 14 15 16 17 18 19 20

GND

2.333

2.192

4.93 0 0

7.54

6.0

11.87

2.701

3.85

1.231

6.91

GND

0.054

0.304 GND

6.08

11.89

GND

2.333

2.175

4.93 0 0

7.54

6.0

5.94

11.87

2.784

3.96

1.231

6.91

GND

0.065

0.651 GND

6.04

11.89

GND

2.333

2.159

4.93 0 0

7.54

6.0

5.91

11.87

2.806

4.04

1.231

6.91

GND

0.080

0.910 GND

6.0

11.89

pin #

MODES

31 kHz 69 kHz 96 kHz

Table 13-10. IC08 (M52759SP)

Unit: Vrms

21

0.96 V (IC01, #2)

CH1 P-P = 0.96 V CH1 RMS = 2.876 V

22

2.92 V (IC01, #35)

CH1 P-P = 2.92 V CH1 RMS = 2.688 V

23

5.32 V (IC01, #21)

CH1 P-P = 5.32 V CH1 RMS = 3.508 V

24

4.96 V (IC01, #20)

CH1 P-P = 4.96 V CH1 RMS = 3.586 V

25

40 V (IC02, #4)

CH1 P-P = 40 V CH1 RMS = 53 V

26

39.2 V (CN105, #10)

CH1 P-P = 39.2 V CH1 RMS = 71.72 V

27

4.84 V (IC03, #23)

CH1 P-P = 4.84 V CH1 RMS = 2.118 V

28

5.2 V (Q101, Collector)

CH1 P-P = 5.2 V CH1 RMS = 4.648 V

29

5.12 V (IC03, #18)

CH1 P-P = 5.12 V CH1 RMS = 4.756 V

30

50.4 V (CN301, #1)

CH1 P-P = 50.4 V CH1 RMS = 5.82 V

31

0.52 V (IC301, #1)

CH1 P-P = 0.52 V CH1 RMS = 1.078 V

13 Schematic Diagrams

13-9 CSH7839L/CSH9839L

13-5 CRT Socket & Control Part Schematic Diagram