Sharp CD-DH790N Service Manual Download Page 17 | Manualshive

Page: 17 / 86

background image

CD-DH790N

5 – 2

[2] Voltage

IC701

IC851

IC702

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

1

-26.66

33

-26.68

1

5.12

1

12.13

2

-26.66

34

-29.10

2

13.03

2

12.23

3

-26.66

35

-26.68

3

18.53

3

3.79

4

-26.66

36

-21.10

4

0.00

4

2.49

5

3.15

37

-17.68

5

19.65

5

0.50

6

3.15

38

-22.10

6

10.05

6

0.50

7

3.06

39

-29.10

7

8.51

7

0.50

8

3.15

40

-24.25

8

0.50

9

3.15

41

-19.40

10

3.15

42

-26.66

IC852

11

3.15

43

-24.25

IC604

12

1.45

44

-24.57

13

1.45

45

-24.27

1

11.05

14

0.00

46

-19.43

2

0.69

1

5.10

15

-17.50

47

-26.68

3

5.70

2

5.06

16

-29.09

48

-26.68

3

4.94

17

-29.10

49

-29.10

4

0.00

18

-29.10

50

-22.10

IC853

5

4.94

19

-29.10

51

-22.10

6

5.06

20

-29.10

52

3.15

7

5.09

21

-29.10

53

-29.10

1

5.12

8

10.04

22

-26.90

54

-29.10

2

5.12

23

-15.26

55

-29.10

3

3.29

24

-29.25

56

-29.10

4

1.92

IC603

25

-29.10

57

-26.68

5

0.00

26

-29.10

58

-26.68

6

0.00

27

-19.75

59

-26.68

7

0.00

1

2.02

28

-29.10

60

-26.68

8

0.00

2

2.02

29

-19.70

61

-26.68

3

2.02

30

-21.84

62

-26.68

4

0.00

31

-19.55

63

-26.68

IC902

5

2.02

32

-15.23

64

-26.68

6

2.02

7

2.04

1

0.00

8

5.12

2

5.12

IC901

3

2.52

IC855

4

2.57

5

2.42

1

2.53

13

-24.48

6

2.52

1

0.50

2

0.00

14

0.00

7

0.00

2

5.70

3

2.44

15

11.45

8

5.12

3

3.16

4

24.15

16

24.35

9

0.00

4

0.00

5

0.00

17

-24.29

10

2.54

5

3.17

6

-24.08

18

-24.15

11

2.57

6

5.09

7

-15.95

19

0.00

12

5.12

7

5.70

8

24.17

20

24.09

13

0.00

8

3.17

9

11.46

21

0.00

14

5.12

10

0.00

22

0.00

IC856

11

-24.38

23

2.67

12

-12.10

1

14.43

2

1.08

3

6.05

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

PIN

NO

VOLTAGE

(V)

«
...
15
16
17
18
19
...
»

Summary of Contents for CD-DH790N

Page 1: ...hematic Diagram 6 2 4 Charts Of Connecting Wires 6 22 5 Wiring Side Of PWB 6 24 CHAPTER 7 FLOWCHART 1 Troubleshooting 7 1 CHAPTER 8 OTHERS 1 Function Table Of IC 8 1 2 FL Display 8 9 PARTS GUIDE MINI COMPONENT SYSTEM CD DH790N MODEL CD DH790N Mini Component System consisting of CD DH790N main unit and CP DH790N speaker system CONTENTS SHARP CORPORATION Parts marked with are important for maintaini...

Page 2: ...s the melting point of lead free solder Sn Ag Cu is about 220 C which is higher than the conventional lead solder by 40 C and as it has poor solder wettability you may be apt to keep the soldering bit in contact with the PWB for extended period of time However since the land may be peeled of for the maximum heat resistance temperature of parts may be exceeded remove the bit from the PWB as soon as...

Page 3: ...R UNE LONGUE PROTECTION CONTRE UN INCENDIE REMPLACER SEULEMENT PAR UN FUSIBLE DE TYPE F801 F802 F805 5A 125V F803 F804 2 5A 125V F808 1 6A 125V FUSES Before returning the audio product to the user perform the following safety checks 1 Inspect all lead dress to make certain that leads are not pinched or that hardware is not lodged between the chassis and other metal parts in the audio product 2 Ins...

Page 4: ...kHz Cassette deck Frequency response 50 14 000 Hz normal tape Signal noise ratio 50 dB playback Wow and flutter 0 35 WRMS USB USB host interface Complies with USB 1 1 Full Speed 2 0 Mass Storage Class Support Bulk only and CBI protocol Support file MPEG 1 Layer 3 WMA Non DRM Bitrate support MP3 32 320 kbps WMA 64 160 kbps Other Maximum total number of MP3 WMA files is 1024 Maximum total number of ...

Page 5: ...ators 3 MP3 Indicator 4 WMA Indicator 5 Sleep Indicator 6 Once Timer Play Indicator 7 MP3 WMA Total Indicator 8 Daily Timer Play Indicator 9 FM Stereo Mode Indicator 10 FM Stereo Receiving Indicator 11 Tape play Indicator 12 Memory Indicator 13 Extra Bass Indicator 14 Disc USB Repeat Play Indicator 15 Disc USB Pause Indicator 16 Disc USB Play Indicator FUNCTION AUDIOIN PHONES VOL POWER ON STAND BY...

Page 6: ...uning Down iPod Cursor Down Button 17 Demo Button 18 iPod Button 19 Disc Button 20 USB Button 21 Audio In Button 22 Open Close Button 23 iPod Menu Button 24 iPod Play Pause Button 25 Disc USB Play Pause Button 26 X Bass Button 27 Equaliser Mode Button 28 Clock Timer Button 29 Sleep Button 30 Tuner Preset Up Button 31 CD Track Up or Fast Forward Time Up Button 32 Tuner Preset Down Button 33 Tape Bu...

Page 7: ...er Specified Value Play TW 2111 Tape 1 Over 90 g Torque Meter Specified Value Play TW 2111 29 to 75 g cm Fast Forward TW 2231 55 to 170 g cm Rewind TW 2231 55 to 170 g cm Test Tape Adjusting Point Specified Value Instrument Connection Normal speed MTT 111 Variable Resistor in motor 3 000 90 Hz Speaker Speaker Terminal Load resistance 6 ohms Tape Motor Variable Resistor in motor TAPE MECHANISM ...

Page 8: ... PWB E2 x 1 D2 x 2 G2 x 1 Front Panel Hook E1 x 1 Hook E1 x 1 G3 x 1 F1 x 9 M3 x 10mm B1 x 2 M3 x 10mm B1 x 2 M3 x 10mm B1 x 2 M3 x 10mm A1 x 1 M3 x 12mm A1 x 2 M3 x 12mm B1 x 2 M3 x 10mm A1 x 2 M3 x 12mm Side Panel Left Side Panel Right H1 x 1 Special Screw H1 x 1 Special Screw PULL PULL Power PWB Rear Panel Front Panel Top Cabinet Rear Panel Fan Motor Main PWB Lug wire A2 x 1 iPod PWB STEP REMOV...

Page 9: ...mm M4 x 4 M2 6 x 10mm H1 x 2 M3 x 6mm G3 x 1 G3 x 2 G2 x 1 Front Panel Front Panel Front Panel Audio In PWB L1 x 1 Special Screw Q1 x 4 Special P2 x 1 Display PWB Tape Mechanism Lug wire Display PWB Hook G4 x 1 Hook G4 x 1 PULL PULL Figure 4 Figure 5 Figure 6 Figure 9 Figure 8 Figure 7 CD Mechanism Changer Mechanism Unit Changer Mechanism Unit Changer Mechanism Unit ...

Page 10: ...rew A2 X 4 10 2 Tweeter 1 Screw B1 X 2 10 Woofer REMOVAL Front Panel Ass y A1 x 1 Tweeter Speaker Box Woofer A2 x 4 M4 x16mm B1 x 2 M3 x 10mm CAUTION TO REMOVE SPEAKER UNIT PRESS THESE LOCKING TABS TO RELEASE SPEAKER WIRES SPEAKER UNIT LOCKING TAB LOCKING TAB SPEAKER WIRE Figure 10 ...

Page 11: ...CD DH790N 3 4 MEMO ...

Page 12: ...CD DH790N 4 1 CHAPTER 4 DIAGRAMS 1 Main Block Diagram 5 6V L927 R L R L 5A 12 5A 12 2A 2A 1 6A 2 2 13V SYS_PROTECT Q852 Q905 Q901 Figure 4 1 MAIN BLOCK DIAGRAM 1 2 ...

Page 13: ...CD DH790N 4 2 R L 5A 125V 5A 125V 2A 125V 2A 125V 1 6A 125V 14 12 17 15 8 9 10 11 3 7 2 5A 125V 120V 60Hz L844 ZA016AW Figure 4 2 MAIN BLOCK DIAGRAM 1 2 ...

Page 14: ...2 3 9 B2 B6 Y3 Y1 Y2 D1 36 PIN 27 26 28 45 39 38 37 43 CD_PWR B3 09 08 42 CD_ACK 41 STB 40 CD_DATA MODE 3 6 RESET TAPE MECHA ASSY TAPE R_IN TAPE L_IN Q10 Q13 T_SOL T_MOTOR T_PHOTO 13V FROM MAIN PWB T_SOLin T_MOTOR 1 PHOTO_OUT Figure 4 3 SERVO BLOCK DIAGRAM 1 2 ...

Page 15: ... CD 5V 74 CD_ACK 73 CD_DATA 72 STB 53 52 Q6 5 15 14 CNP405 To CD PICK_UP CNP404 To CD PICKUP CNP406 To CD LOADER 16 13 15 2 8 19 26 127 126 121 123 50 51 1 4 23 17 B3 18 22 16 13 14 6 7 4 B3 8 4 Figure 4 4 SERVO BLOCK DIAGRAM 2 2 ...

Page 16: ... Of Servo Circuit U10 U10 U10 U10 U10 Figure 1 Figure 2 U10 U10 U10 U10 Figure 3 Figure 4 U10 U10 U10 U10 Figure 5 Figure 6 1 126 2 RFO 9 10 5 1 3 6 7 1 4 FOO TRO 127 1 126 13 14 4 FOO FE TE TE FOO 126 14 126 123 FOO DMO LINEOUTL LINEOUTR 33 36 DM DP 52 53 ...

Page 17: ... 10 04 22 26 90 54 29 10 2 5 12 23 15 26 55 29 10 3 3 29 24 29 25 56 29 10 4 1 92 IC603 25 29 10 57 26 68 5 0 00 26 29 10 58 26 68 6 0 00 27 19 75 59 26 68 7 0 00 1 2 02 28 29 10 60 26 68 8 0 00 2 2 02 29 19 70 61 26 68 3 2 02 30 21 84 62 26 68 4 0 00 31 19 55 63 26 68 IC902 5 2 02 32 15 23 64 26 68 6 2 02 7 2 04 1 0 00 8 5 12 2 5 12 IC901 3 2 52 IC855 4 2 57 5 2 42 1 2 53 13 24 48 6 2 52 1 0 50 2...

Page 18: ...21 4 04 5 1 24 6 3 15 6 4 04 22 4 04 6 0 00 7 0 00 7 4 02 23 4 04 7 0 00 8 3 17 8 4 04 24 4 05 8 5 98 9 4 04 25 4 03 9 0 00 U6 10 0 00 26 4 02 10 0 00 11 4 04 27 4 05 11 3 01 12 4 03 28 4 03 12 3 01 1 0 53 13 0 00 29 4 02 13 3 01 2 0 00 14 0 00 30 4 03 14 2 99 3 0 00 15 3 15 31 4 03 15 2 93 4 0 00 16 3 15 32 4 03 16 2 93 5 3 14 17 2 93 6 3 14 U8 U11 18 2 96 7 3 04 19 5 80 8 3 03 20 0 98 9 1 46 1 5...

Page 19: ...7 3 34 49 1 72 81 NC 113 3 34 18 1 79 50 2 11 82 NC 114 0 00 19 1 67 51 2 08 83 NC 115 1 77 20 2 31 52 30 4m 84 0 00 116 3 34 21 0 00 53 2 82 85 3 34 117 NC 22 0 00 54 3 34 86 0 72 118 NC 23 3 33 55 0 00 87 NC 119 NC 24 1 78 56 0 00 88 NC 120 1 58 25 3 34 57 3 34 89 NC 121 1 57 26 1 27 58 0 00 90 NC 122 3 34 27 0 72 59 2 19 91 NC 123 1 57 28 0 00 60 0 00 92 1 30 124 0 00 29 1 77 61 0 41 93 1 13 12...

Page 20: ...CD DH790N 5 5 MEMO ...

Page 21: ... without prior notice The indicated voltage in each section is the one measured by Digi tal Multimeter between such a section and the chassis with no sig nal given 1 In the tuner section indicates AM indicates FM stereo 2 In the main section a tape is being playback 3 In the power section a tape is being playback 4 In the CD section the CD is stopped taining the safety of the set Be sure to replac...

Page 22: ...CD DH790N 6 2 3 Schematic Diagram Figure 6 1 MAIN SCHEMATIC DIAGRAM 1 6 TO SERVO PWB HEADPHONE FM SIGNAL CD SIGNAL AUDIO SIGNAL iPod SIGNAL MAIN PWB A A B C D E F G H 1 2 3 4 5 6 ...

Page 23: ...CD DH790N 6 3 Figure 6 2 MAIN SCHEMATIC DIAGRAM 2 6 AIN PWB A1 C992 100P 47P 47P 47P 7 8 9 10 11 12 ...

Page 24: ...CD DH790N 6 4 Figure 6 3 MAIN SCHEMATIC DIAGRAM 3 6 0 01u TO SPEAKER SYSTEM C988 0 1uF C989 0 1uF 13 14 15 16 17 18 ...

Page 25: ...CD DH790N 6 5 Figure 6 4 MAIN SCHEMATIC DIAGRAM 4 6 TO SERVO PWB C695 0 1u FB691 LN 0061 SIDE ENTRY A B C D E F G H 1 2 3 4 5 6 ...

Page 26: ...CD DH790N 6 6 Figure 6 5 MAIN SCHEMATIC DIAGRAM 5 6 TO SERVO PWB C992 100P 47P 47P 47P 7 8 9 10 11 12 ...

Page 27: ...CD DH790N 6 7 Figure 6 6 MAIN SCHEMATIC DIAGRAM 6 6 0 01u SPEA C988 0 1uF C989 0 1uF 0 01u 0 13 14 15 16 17 18 ...

Page 28: ...CD DH790N 6 8 Figure 6 7 POWER SCHEMATIC DIAGRAM 1 2 POWER PWB A2 25V C814 0 1u TO DISPLAY SECTION TO AMP SECTION 0812 0 1u A B C D E F G H 1 2 3 4 5 6 ...

Page 29: ...CD DH790N 6 9 Figure 6 8 POWER SCHEMATIC DIAGRAM 2 2 PA078AWZZ AC POWER SUPPLY CORD R845 4 7M 1 2w 7 8 9 10 11 12 ...

Page 30: ...CD DH790N 6 10 Figure 6 9 DISPLAY SCHEMATIC DIAGRAM 1 2 FROM SERVO PWB DISPLAY PWB A3 FROM SERVO PWB 680 A B C D E F G H 1 2 3 4 5 6 ...

Page 31: ...CD DH790N 6 11 Figure 6 10 DISPLAY SCHEMATIC DIAGRAM 2 2 7 8 9 10 11 12 ...

Page 32: ...CD DH790N 6 12 Figure 6 11 TAPE SCHEMATIC DIAGRAM 1 2 TO SERVO PWB B TAPE PWB A6 TO SERVO PWB B PLAYBACK SIGNAL R1 L1 A B C D E F G H 1 2 3 4 5 6 ...

Page 33: ...CD DH790N 6 13 Figure 6 12 TAPE SCHEMATIC DIAGRAM 2 2 7 8 9 10 11 12 ...

Page 34: ... 15 NC 16 NC 17 P3 18 P2 19 P1 20 NC 21 GND U6 SI4703 T1 AMT R11 10K R68 10K R181 10K NC R182 10K NC C47 30pF R62 10K NC R63 10K R64 10K NC EC4 220uF Y3 32 768K R61 10K R60 10K NC R59 10K NC C115 1000PF T RCLK T SDIO T RST T SEN FMI AMI GND GND GND T3V3 GND GND T3V3 GND X TUN RST CLOCK DATA R82 100k R166 100k 4 7uF 4 GND GND TUNER R TUNER L R125 10K R133 10K C166 0 1uF L30 300RH L0603 C167 0 1uF C...

Page 35: ...M 5P 2mm FB86 300RH 0R D12 1N4148 D13 1N4148 D14 1N4148 D15 1N4148 AMI GND FMI GND GND 3 2 1 8 4 U8 A NJM4558 U8 B NJM4558 R82 100k R130 1K R140 5 1k R141 31k R131 10k R148 100k R155 5 1K R138 10k R136 31k R166 100k R137 1K R139 100k EC5 100uF C58 4 7uF C113 4 7uF C41 1000pF C59 1000pF C112 0 1uF C48 82pF C56 82pF C144 4 7uF C57 4 7uF GND GND GND GND GND VER GND TUN L A9V TUN R GND GND VER 7 8 9 1...

Page 36: ...NE DBB 22 SRB 21 OUTB 20 VREF 19 V D 18 V A 17 LATCH U3 NJU7391 C15 1 C34 10uF R22 2 7K C12 1uF C14 1uF C16 1uF C20 1uF C23 1uF C25 1uF C27 1uF C29 1uF C33 1uF C37 1uF EC2 4 7uF C21 1uF C26 1uF C46 1000pF C60 6800pF C61 1000pF NC C18 0 15uF C19 0 18uF C55 1000pF NC C62 1000pF NC C107 1000pF NC C108 6800pF C109 1000pF NC C110 1000pF C111 1000pF NC C22 4700pF C36 33pF C32 4 7uF C17 4 7uF C13 2700pF ...

Page 37: ...4 100 FB77 300RH FB78 300RH FB79 300RH ZD1 9V1 GND_A 15 DATA 16 CLOCK 9 V D 18 V A 17 LATCH C15 10uF EC3 100uF C24 0 1uF C36 33pF C35 33pF L OUT R OUT REC R REC L CLOCK DATA GND VOL_LATCH 10V 1 2 3 4 5 6 CNP603A D10 1N4148 D11 1N4148 C200 0 01uF R OUT L OUT AUDIO R AUDIO L GND GND CHASIS_GND 7 8 9 10 11 12 ...

Page 38: ... NC R142 10K R151 10K R156 10K NC C6 0 1uF Q711 S8550 Q709 S8550 R76 2K2 R132 1K D5 1N4148 R75 1K R78 10K R135 680R D6 1N4148 R80 10K Q13 krc104s Q11 krc104s CNP402A 7P Q3 krc104s Q4 krc104s EC75 47uF R49 1K NC F1 2200uF 10V C2 0 1uF C5 0 1uF C4 0 1uF C3 0 1uF D1 1N4148 D4 1N4148 E2 10uF E1 100uF R53 10K NC R54 10K NC D7 1N4148 D8 1N4148 T_SOL MUTE MCU MCU3_3V SI4731 DATA SI4371 SCL GND GND X_IN X...

Page 39: ... P6_4 41 P6_3 42 P3_1 43 P3_0 44 P3_6 45 P3_2 46 P1_3 47 P1_2 48 P1_1 50 P0_0 49 P1_0 51 P0_1 52 P0_2 57 P0 5 56 P6 1 55 P6 2 54 P0_4 61 VREF 60 P0_7 59 VSS AVSS 58 P0 6 53 P0_3 64 P3_5 63 P3_7 62 VCC AVCC R8C2A EC1 10uF R144 100R R145 NC 1 1 2 2 3 3 4 4 CNP407 4P 4x1 ᠕ᑇ㒓 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 CNP401 9IN R81 33R R149 33R R161 33R R168 10K 3 3K R2 10K R175 10K R65 10K 3 3K R67 10K 3 3...

Page 40: ...CD DH790N 6 20 Figure 6 19 iPod SCHEMATIC DIAGRAM 1 2 iPod PWB C iPod SIGNAL A B C D E F G H 1 2 3 4 5 6 ...

Page 41: ...CD DH790N 6 21 Figure 6 20 iPod SCHEMATIC DIAGRAM 2 2 7 8 9 10 11 12 ...

Page 42: ...K603 JK602 JK601 RD WH CNP601 FFC601 T U O O E D I V L A N I M R E T S R E K A E P S WIRE 4 5 3 2 1 1 2 6 5 4 3 2 1 USB PHONES AUDIO IN BK WH 5 CNP80 AC POWER SUPPLY CORD 120V 60Hz MAIN PWB A1 POWER PWB A2 WH GY WH GY WH RD RD GY WH GY WH 6 5 4 3 2 1 GY GY PK BK WH PK BK WH iPod PWB C GY WH GY WH GY B 3 0 8 i B CNS805 CNP101 GY PK YL WH BK RD GND WH CNS603 A FFC102 TO CHASIS GND TO CHASIS TAPE MEC...

Page 43: ... 4 5 6 2 3 4 5 6 3 3 3 4 6 0 4 P N C 5 6 4 3 2 1 5 6 4 3 2 1 CNP402A 5 6 7 8 9 4 3 2 1 CNP401 CNS402 4 0 4 P N C 5 4 3 2 1 5 4 3 2 1 6 5 4 3 2 1 6 5 4 3 2 1 6 0 4 S N C 4 0 4 S N C CON2 GND FM AM ANTENNA O T E M S I N A H C E M D C M O C I M R O F Y L N O FROM DISPLAY PWB A3 CNP701 TO TAPE MECHANISME FFC701 K P Y G Y G K B H W K P K B H W CNS803 B B W P O V R E S O T E M S I N A H C E M D C BK BK ...

Page 44: ... C D E F G H 1 2 3 4 5 6 1 2 WIRE H S0901 SPEAKER TERMINAL JK691 VIDEO OUT 1 3 4 5 6 7 8 9 10 11 1 3 5 7 9 11 13 17 15 19 21 23 2 4 6 8 10 12 16 14 18 20 22 2 3 4 5 6 7 Lead free solder indication Lead free solder is used in the MAIN PWB Refer to Precautions for handling lead free solder for instructions and precautions MAIN PWB A1 ...

Page 45: ...24 WIRING SIDE OF MAIN PWB TOP VIEW 2 2 E C B E C B E C B E C B E C B E C B E C B E C B 7 8 9 10 11 12 WIRE H 1 1 1 2 3 4 5 1 2 3 4 5 6 1 3 3 5 7 9 111315 2 2 4 6 8 10121416 1 2 2 3 4 5 6 7 TO POWER PWB AUDIO IN HEADPHONE USB ...

Page 46: ...RING SIDE OF MAIN PWB BOTTOM VIEW 1 2 Lead free solder indication Lead free solder is used in the MAIN PWB Refer to Precautions for handling lead free solder for instructions and precautions A B C D E F G H 1 2 3 4 5 6 MAIN PWB A1 ...

Page 47: ...CD DH790N 6 27 Figure 6 26 WIRING SIDE OF MAIN PWB BOTTOM VIEW 2 2 7 8 9 10 11 12 ...

Page 48: ...WER PWB A2 2A 125V 5A 125V 5A 125V 1 6A 125V 5A 125V 2A 125V 1 2 3 4 5 6 7 1 2 3 4 5 6 7 8 9 10 1112 BLACK WHITE PT841 POWER TRANSFORMER SUB PT801 POWER TRANSFORMER MAIN A B C D E F G H 1 2 3 4 5 6 Lead free solder indication Lead free solder is used in the POWER PWB Refer to Precautions for handling lead free solder for instructions and precautions ...

Page 49: ...3 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 1 1 3 5 7 9 11 13 15 17 2 4 6 8 10 12 14 16 18 2 3 4 5 6 7 A B C D E F G H 1 2 3 4 5 6 Lead free solder indication Lead free solder is used in the DISPLAY and REGULATOR PWB Refer to Precautions for handling lead free solder for instructions and precautions DISPLAY PWB A3 ...

Page 50: ...NG SIDE OF DISPLAY PWB BOTTOM VIEW A B C D E F G H 1 2 3 4 5 6 Lead free solder indication Lead free solder is used in the DISPLAY PWB Refer to Precautions for handling lead free solder for instructions and precautions DISPLAY PWB A3 ...

Page 51: ... 4 5 6 7 8 9 10 1 2 3 4 5 TOP VIEW BOTTOM VIEW Lead free solder indication Lead free solder is used in the TAPE PWB Refer to Precautions for handling lead free solder for instructions and precautions A B C D E F G H 1 2 3 4 5 6 Figure 6 30 WIRING SIDE OF TAPE PWB ...

Page 52: ...6 8 10 12 14 16 18 2 E C B E C B E C B E C B 4 3 2 1 1 2 3 4 1 2 3 4 5 1 2 3 4 5 6 10 12 14 16 18 20 22 24 26 28 30 32 9 11 13 15 17 19 21 23 25 27 29 31 33 A B C D E F G H 1 2 3 4 5 6 SERVO PWB B Figure 6 31 WIRING SIDE OF SERVO PWB TOP VIEW 1 2 ...

Page 53: ... 6 2 4 6 8 10 12 14 6 3 5 7 9 11 13 15 3 1 4 2 1 1 2 3 4 5 6 7 8 9 2 3 3 7 9 4 6 8 10 12 11 14 16 13 15 FM GND ANTENNA AM Lead free solder indication Lead free solder is used in the SERVO PWB Refer to Precautions for handling lead free solder for instructions and precautions 7 8 9 10 11 12 ...

Page 54: ... R134 R133 R129 R128 R132 R131 R110 R113 C104 R119 R107 R115 JP102 R118 R121 C112 C110 R120 D105 D104 R122 R123 C113 R135 CNP102 C118 WIRE JP104 IC101 Lead free solder indication Lead free solder is used in the iPod PWB Refer to Precautions for handling lead free solder for instructions and precautions A B C D E F G H 1 2 3 4 5 6 iPod PWB C ...

Page 55: ...ING SIDE OF iPod PWB BOTTOM VIEW CNP101 Lead free solder indication Lead free solder is used in the iPod PWB Refer to Precautions for handling lead free solder for instructions and precautions A B C D E F G H 1 2 3 4 5 6 iPod PWB C ...

Page 56: ...ystem check 4 Others 5 USB system check_USB play Parts code 1 CD optical pickup Lens cleaner disc UDSKA0004AFZZ HOW TO USE CAUTION Cleaning fluid Cleaner disc Using the brush in the cleaner cap apply 1 or 2 drops of the cleaning fluid to the brush on the CD cleaner disc which has the mark next to it Place the CD cleaner disc onto the CD disc tray with the brush side down then press the play button...

Page 57: ... DISC is displayed 1 Focus system check Press the Tray1 CD Eject Button without inserting a disc and try starting the playback operation Figure 1 126 127 1 2 U10 U10 FOO TRO 1 Does the pickup move No Sled motor Yes 2 Does the focus lens move up and down Waveform drawing Figure 1 No Check the focus peripheral circuit Yes 3 Is the laser lit No Check the laser diode driver Q5 peripheral circuit Yes 4...

Page 58: ...ut play is not possible Yes A normal jump operation cannot be completed or the beginning of the track cannot be found Check the around pin 127 on U10 U10 U10 126 14 4 1 FOO TEI Figure 3 3 Spin system check Press the OPEN CLOSE switch without inserting a disc and then try starting the play operation 1 The turntable rotates a little Waveform drawing Figure 4 Yes The spin driver circuit is OK No 2 Th...

Page 59: ...uits Yes If OK Check the unit U10 U10 6 7 LINEOUTL LINEOUTR 33 36 Figure 5 5 USB system check_USB play Press USB function insert the USB memory device into the USB 1 Does the device information can display No Check around pin 52 and 53 on U10 Figure 6 2 The waveform and the time is displayed normal but no sound is produced No Check the audio out peripheral circuits Figure 6 U10 U10 DP DM 52 53 10 ...

Page 60: ...UT RCLK SCLK SDIO DFS GPO3 DCLK GPO2 INT GPO1 NC NC 1 6 2 3 4 5 16 17 18 19 20 11 10 9 8 7 15 14 13 12 DOUT LOUT ROUT GND VDD FMI RFGND GND PAD AMI RST RST SEN AMI FMI VDD 2 7 5 5 V GND RFGND AM ANT FM ANT DFS GPO DCLK ROUT LOUT VIO 1 5 3 6 V LNA LNA LDO AGC AGC AFC ADC ADC DSP LOW IF RDS Si4731 DIGITAL AUDIO Si4731 CONTROL INTERFACE DAC DAC SEN SCLK RCLK VIO SDIO ...

Page 61: ...erial data input output 9 RCLK External reference oscillator input 10 V10 I O supply voltage 11 VDD Supply voltage May be connected directly to battery 12 GND PAD GND Ground Connect to ground plane on PCB 13 ROUT Right audio line output in analog output mode 14 LOUT Left audio line output in analog output mode 15 DOUT Digital output data in digital output mode 16 DFS Digital frame synchronization ...

Page 62: ...oost MIC in MUX DAC CD servo controller decoder FM in MUX L R Line Out Line in CD ECC System buffer Motor driver Pickup Head Micro Controller Cache Serial Flash USB host Controller USB transceiver USB device GPIO SD MMC card MS MS pro card Interface control logic Crystal 16 9344MHz Linear regulator 3 3V 1 8V Figure 8 2 BLOCK DIAGRAM OF IC ...

Page 63: ...DATA0 GPIOG4 USI_CLK GPIOG3 USI_DI GPIOG2 USI_DO VDD_PAD GND_PAD GPIOF3 SD_MS_DET GPIOF2 SD_MS_PWR GPIOF1 SD_MS_CLK GPIOF0 SDCMD MSBS GPIOE7 SDD3 GPIOE6 SDD2 GPIOE5 SDD1 GPIOE4 SDD0 GPIOE3 SD_MS_WP GPIOE2 DOCD_CLK GPIOE1 DOCD_DATI GPIOE0 DOCD_DATO GPIOD7 SPDIF GPIOD6 12S_WCLK GPIOD5 12S_DI GPIOD4 12S_DO GPIOD3 12S_REFCLK GPIOD2 12S SCLK GPIOD1 12CM_DAT 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 ...

Page 64: ...Multiplexer output 2 for Analog Signal Monitoring 15 MPXOUT3 O A Multiplexer output 3 for Analog Signal Monitoring 16 COSP O A External Capacitor Connection of Offset Cancellation Loop for VGA in EQRF Block Positive 17 COSN O A External Capacitor Connection of Offset Cancellation Loop for VGA in EQRF Block Negative 18 AVDD33_3 P PRML ADC Power 19 VTB B O PRML ADC Voltage Control connect to Capacit...

Page 65: ...ference 49 VREF O A Internal resistor string provide Vref 50 SFGP I A DISC stop pos input GPIO 51 SFGN I A DISC stop neg input GPIO 52 DM USB D 53 DP USB D 54 VDD_CORE P Digital Core power 55 GND_CORE G Digital Core ground 56 GND_PAD G Digital PAD Ground 57 VDD_PAD P Digital PAD power 58 GPIOB6 SFDO B D GPIOB6 Seriel flash data input 59 GPIOB7 SFDI B D GPIOB7 Seriel flash data output 60 GPIOC0 SFC...

Page 66: ...B D GPIOG3 88 GPIOG4 B D GPIOG4 89 GPIOG5 LCDDB0 B D GPIOG5 LCD data0 90 GPIOG6 LCDDB1 B D GPIOG6 LCD data1 91 GPIOG7 LCDDB2 B D GPIOG7 LCD data2 92 GPIOH0 LCDDB3 B D GPIOH0 LCD data3 93 GPIOH1 LCDDB4 B D GPIOH1 LCD data4 94 GPIOH2 LCDDB5 B D GPIOH2 LCD data5 95 GPIOH3 LCDDB6 B D GPIOH3 LCD data6 96 GPIOH4 LCDDB7 B D GPIOH4 LCD data7 97 GPIOH5 LCDRS B D GPIOH5 LCD status command 98 GPIOH6 LCDCSJ B...

Page 67: ... ground 115 VDD_CORE P Digital Core power 116 AVDD_D33 P 3 3V for digital circuit in analog 117 BTN_ADIN1 I A Bottom check input connect to servo ADC 118 BTN_ADIN2 I A Bottom check input connect to servo ADC 119 BTN_ADIN3 I A Bottom check input connect to servo ADC 120 VREF16 O A SERVO DAC common mode voltage 121 FMO O A Focus servo output 3 level PWM output 122 AVDD33_1 P Servo Analog Power 123 D...

Page 68: ... 1g 1p 1e 1n 1r 1c 2a 2b 1b 2j 2k 2h 2f 2m 2d 2g 2p 2e 2n 2r 2c 1a 1j 1k 1h 1f 1m 1d 1g 1p 1e 1n 1r 1c 2a 2b 1b 2j 2k 2h 2f 2m 2d 2g 2p 2e 2n 2r 2c 1a 1j 1k 1h 1f 1m 1d 1g 1p 1e 1n 1r 1c 2a 2b 1b 2j 2k 2h 2f 2m 2d 2g 2p 2e 2n 2r 2c 1a 1j 1k 1h 1f 1m 1d 1g 1p 1e 1n 1r 1c 2a 2b 1b 2j 2k 2h 2f 2m 2d 2g 2p 2e 2n 2r 2c 1a 1j 1k 1h 1f 1m 1d 1g 1p 1e 1n 1r 1c 2a 2b 1b 2j 2k 2h 2f 2m 2d 2g 2p 2e 2n 2r 2c ...

Page 69: ...n repair and replace KG Category Revolve repair by Business Center Return to Business Center and repair by manufacturer Component parts no supply Explanation of capacitors resistors parts codes Capacitors VCC Ceramic type VCK Ceramic type VCT Semiconductor type VC MF Cylindrical type without lead wire VC MN Cylindrical type without lead wire VC TV Square type without lead wire VC TQ Square type wi...

Page 70: ...875GR 1 AB Silicon NPN KTC3875 GR Q604 VSKTC3875GR 1 AB Silicon NPN KTC3875 GR Q605 VSKTC3875GR 1 AB Silicon NPN KTC3875 GR Q606 VSKTA1504GR 1 AB Silicon PNP KTA1504 GR Q607 VSKTC3875GR 1 AB Silicon NPN KTC3875 GR Q608 VSKTC3875GR 1 AB Silicon NPN KTC3875 GR Q709 92L11300085501 8550 Q711 92L11300085501 8550 Q801 VSKTA1274Y 1 AE Silicon PNP KTA1274 Y Q841 VSKTC3199GR 1 AB Silicon NPN KTC3199 GR Q85...

Page 71: ... 1 AB Silicon MA111 D928 VHD1N4004S 1 AB Silicon 1N4004S D929 VHD1N4004S 1 AB Silicon 1N4004S D930 VHDMA111G 1 AB Silicon MA111 LED701 VHPSLR343VC3F AC LED Red ZD1 92L11000910052 AB Zener 9 1V ZD2 92L11000560051 Zener 5 6V ZD3 92L11000560051 Zener 5 6V ZD801 VHEZJ6R2A 1E AB Zener 6 2V ZD802 VHEZJ6R2A 1E AB Zener 6 2V ZD803 VHEZJ30B 1E AB Zener 30V ZD860 VHEZJ6R8B 1E AB Zener 6 8V ZD861 VHEZJ6R8B 1...

Page 72: ... Impedence 300 FB95 92L10606030008 AA Impedence 300 FB96 92L10606030008 AA Impedence 300 FB614 RBLN 0061TAZZ AB Chip Ferrite Core FB691 RBLN 0061TAZZ AB Chip Ferrite Core J928 RCORF0015AWZZ Core L1 92L10606030011 Impedence 80 100MHz L2 92L10606030011 Impedence 80 100MHz L3 92L10606030011 Impedence 80 100MHz L4 92L10606030011 Impedence 80 100MHz L5 92L10606030011 Impedence 80 100MHz L6 92L106060300...

Page 73: ... 1 µF 50V C45 92L104681J0601 680 pF 50V C46 92L104102K0601 1000 pF 50V C47 92L104300J0601 30 pF 50V C48 92L104820J0601 AA 82 pF 50V C49 92L104474Z0301 0 47 µF 16V C50 92L104104Z0601 AA 0 1 µF 50V C53 92L104220J0601 22 pF 50V C54 92L104220J0601 22 pF 50V C56 92L104820J0601 AA 82 pF 50V C57 92L104475M0601 4 7 µF 50V Electrolytic C58 92L104475M0601 4 7 µF 50V Electrolytic C59 92L104102K0601 1000 pF 5...

Page 74: ... 033 µF 50V C415 VCKYCY1HB561K AA 560 pF 50V C416 VCKYCY1HB561K AA 560 pF 50V C417 VCEAZA1EW476M AB 47 µF 25V Electrolytic C418 VCEAZA1EW476M AB 47 µF 25V Electrolytic C419 VCKYCY1HB222K AA 0 0022 µF 50V C420 VCKYCY1HB222K AA 0 0022 µF 50V C421 VCKYCY1EF223Z AB 0 022 µF 25V C433 VCEAZA1EW226M AB 22 µF 25V Electrolytic C434 VCEAZA1AW227M AC 220 µF 10V Electrolytic C435 VCKYCY1EF223Z AB 0 022 µF 25V...

Page 75: ...W477M AD 470 µF 35V Electrolytic C843 VCFYFA1HA473J AB 0 047 µF 50V Thin Film C844 RC KZ002LAWZZ AC 0 047 µF 250V Ceramic C851 VCEAZA1EW227M AC 220 µF 25V Electrolytic C852 VCEAZA1HW106M AB 10 µF 50V Electrolytic C853 VCEAZW1EW478M AK 4700µF 25V Electrolytic C854 VCEAZA1HW226M AB 22 µF 50V Electrolytic C855 VCEAZA1HW226M AB 22 µF 50V Electrolytic C856 VCEAZA1HW226M AB 22 µF 50V Electrolytic C857 V...

Page 76: ...0 µF 35V Electrolytic C987 VCEAZA1VW477M AD 470 µF 35V Electrolytic C988 VCKYCY1EF104Z AA 0 1 µF 25V C989 VCKYCY1EF104Z AA 0 1 µF 25V C992 VCCCCY1HH101J AA 100pF CH 50V C993 VCKYCY1EF104Z AA 0 1 µF 25V E1 92L104107M0201 100 µF 10V Electrolytic E2 92L104106M0407 10 µF 25V Electrolytic E3 92L104107M0406 100 µF 25V Electrolytic E4 92L104476M0401 AA 47 µF 25V Electrolytic E5 92L104106M0407 10 µF 25V E...

Page 77: ...92L1014701J021 AA 4 7 kohms 1 10W R26 92L1010000J021 AA 0 ohms 1 10W R27 92L1011001J021 AA 1 kohms 1 10W R28 92L1018201J021 8 2 kohms 1 10W R29 92L1011000J021 AA 100 ohms 1 10W R30 92L1011002J021 AA 10 kohms 1 10W R31 92L1011500J021 150 ohms 1 10W R32 92L1011001J021 AA 1 kohms 1 10W R34 92L1011000J021 AA 100 ohms 1 10W R36 92L1011001J021 AA 1 kohms 1 10W R37 92L1011002J021 AA 10 kohms 1 10W R38 92...

Page 78: ...A 10 kohms 1 10W R128 92L1011002J021 AA 10 kohms 1 10W Use in Servo PWB B R128 VRS CY1JB104D AA 100 kohms 1 16W Use in iPOD PWB C R129 VRS CY1JB104D AA 100 kohms 1 16W R130 92L1011001J021 AA 1 kohms 1 10W R131 92L1011002J021 AA 10 kohms 1 10W Use in Servo PWB B R131 VRS CY1JB154D AA 150 kohms 1 16W Use in iPOD PWB C R132 92L1010000J021 AA 0 ohms 1 10W Use in Servo PWB B R132 VRS CY1JB154D AA 150 k...

Page 79: ... 1 16W R634 VRS CY1JB332J AA 3 3kohms 1 16W R635 VRS CY1JB104J AA 100 kohms 1 16W R636 VRS CY1JB104J AA 100 kohms 1 16W R637 VRS CY1JB000J AA 0 ohms Jumper 0 8x1 55mm Green R638 VRS CY1JB103J AA 10 kohms 1 16W R639 VRS CY1JB103J AA 10 kohms 1 16W R640 VRS CY1JB472J AA 4 7 kohms 1 16W R641 VRS CY1JB472J AA 4 7 kohms 1 16W R642 VRS CY1JB332J AA 3 3 kohms 1 16W R643 VRS CY1JB332J AA 3 3 kohms 1 16W R...

Page 80: ...ohms 1 16W R936 VRS CY1JB103J AA 10 kohms 1 16W R937 VRS CY1JB103J AA 10 kohms 1 16W R943 VRS VV3AA220J AB 22 ohms 1W R944 VRS VV3AA220J AB 22 ohms 1W R960 VRD ST2CD102J AA 1 kohms 1 6W R961 VRD ST2CD333J AA 33 kohms 1 6W R962 VRS TV2AB100J AA 10 ohms 1 10W R963 VRS TV2AB100J AA 10 ohms 1 10W R964 VRS CY1JB105J AA 1 Mohms 1 16W R965 VRS CY1JB105J AA 1 Mohms 1 16W R970 VRS CY1JB102J AA 1 kohms 1 16...

Page 81: ...0001AWZZ AB Fuse Holder FH808 QFSHD0001AWZZ AB Fuse Holder FH809 QFSHD0001AWZZ AB Fuse Holder FH810 QFSHD0001AWZZ AB Fuse Holder FH815 QFSHD0001AWZZ AB Fuse Holder FH816 QFSHD0001AWZZ AB Fuse Holder FL701 VVKNA12MM54 1 AU FL Display FW702 QCNWNB326AWPZ AE Flat Wire 7 Pin H QCNWNA688AWPZ AD Single Wire White with H JK601 QJAKM0004AWZZ AK Jack Audio In JK602 QJAKM0004AWZZ AK Jack Headphone JK603 QSO...

Page 82: ...604 x 2 611 x 5 612 x 2 611 609 x 2 208 222 608 x 2 611 207 202 608 x 2 609 x 2 608 x 4 PWB B 612 x 2 IC901 212 606 614 x 3 224 227 PWB C PWB A3 223 223 606 Q901 Q905 608 603 x 3 210 602 x 2 610 x 3 PWB A6 215 221 x 2 214 228 602 601 FROM POWER PWB PWB A5 606 x 2 201 231 230 229 209 204 205 213 221 x 2 613 x 2 201 4 201 5 201 1 201 2 201 8 201 6 201 6 201 3 201 11 201 9 201 12 201 10 201 7 PWB A1 ...

Page 83: ...WZZ AA Nylon Band 214 LBSHC0005AWZZ AD Bushing AC Power Supply Cord 215 LCHSMA093AWFW AP Chassis Main 216 LCHSZA020AWZZ AM Chassis Changer Unit 217 LHLDZA047AWZZ AC Holder LED 218 LHLDZA199AWZZ AD Holder FL Display 219 LHLDZA243AWSA AD Holder PWB 220 LX LZ0002AW00 AC Rivet 221 PCUSGA133AWZZ AB Cushion Leg 222 PFLT A138AWZZ AB Felt 223 PRDARA158AWFW AE Heat Sink IC 224 PRDARA159AWFW AK Heat Sink Am...

Page 84: ... C D E F G H 1 2 3 4 5 6 TWEETER SP3 L CH SP4 R CH TWEETER SP3 L CH SP4 R CH C1 2 Capacitor 3 3 μF 100V C1 2 Capacitor BK BK BK BK YELLOW RD WOOFER SP1 L CH SP2 R CH 901 902 SP3 4 SP1 2 905 x 2 906 x 4 903 x 4 904 WOOFER SP1 L CH SP2 R CH ...

Page 85: ...LFANT1535A AF FM Antenna QANTLA004AWZZ AH AM Loop Antenna RRMCGA205AWSA AR Remote Control TCAUZA149AWZZ AC Warranty Sheet For U S A Only TINSZA505AWZZ AD Quick Guide For U S A Only TINSZA519AWZZ AG Operation Manual 13 P W B ASSEMBLY NO PARTS CODE PRICE RANK NEW MARK PART RANK REMARK interchangeable DESCRIPTION PWB A 92LPWB7773MANS S Category Main A1 Power A2 Display A3 Spacer A4 Regulator A5 Tape ...

Page 86: ... No part of this publication may be reproduced stored in a retrieval system or transmitted in any form or by any means electronic mechanical photocopying recording or otherwise without prior written permission of the publisher S O Electronics Malaysia Sdn Bhd Sungai Petani Kedah Malaysia SHARP CORPORATION ...

Reviews:

No comments

Related manuals for CD-DH790N

Brand: ABB Pages: 58

Brand: ABB Pages: 191

Brand: Samsung Pages: 77

Brand: Magnavox Pages: 23

Brand: National Instruments Pages: 13

Brand: National Instruments Pages: 30

Brand: Yamaha Pages: 14

Brand: Yamaha Pages: 28

Brand: Yamaha Pages: 109

Brand: Harman Kardon Pages: 13

Brand: Tyco Fire Product Pages: 8

Brand: Rain Bird Pages: 5

Marine GPS System

Brand: Raymarine Pages: 188

Brand: Miller Electric Pages: 18

Brand: Zenith Pages: 48

Brand: VDH Pages: 2

Brand: Bose Pages: 30

Brand: DAPAudio Pages: 13

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands