Sharp HT-CN400DVW DVA, HT-CN500DVW DVA Schematic

Illustration: HT-CN400DVW

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

SERVICE MANUAL

No. XXXXXXXXXXXXX

HOME THEATER WITH DVD

MODEL HT-CN400DVW

ON/

OPEN/

STAND-BY

MUTE

SET UP

DISPLAY

LANGUAGE

TITLE

SUBTITLE

ST/MO

MENU/PBC

ENTER

SLEEP

PROG

SLOW/MEMORY

LISTENING

DIRECT

ANGLE

OPEN/ CLOSE

TITLE

MENU/PBC

PROG

SLOW/MEMORY

LISTENING

DIRECT

ANGLE

HT-CN400DVW Home Theater with DVD consisting of HT-CN400DVW

PRESET

TUNING

ADJ/VOL

MODE

321

(main unit), CP-CN400WF (front speakers), CP-CN400WC (center

8765

STEP

0>10

REPEAT

RETURN

A-B

ZOOM AUDIO

NTSC/PAL

MULTI

speaker), CP-CN400WR (surround speakers) and CP-CN400WSW (subwoofer).

HOME THEATER WITH DVD

MODEL HT-CN400DVA

HT-CN400DVA Home Theater with DVD consisting of HT-CN400DVA (main unit), CP-CN400F (front speakers), CP-CN400C (center speaker), CP-CN400R (surround speakers) and CP-CN400SW (subwoofer).

ON/ STAND-BY

MUTE

SET UP

DISPLAY

LANGUAGE

SUBTITLE

ST/MO

ENTER

SLEEP

PRESET

TUNING

ADJ/VOL

MODE

321

4 8765

STEP

REPEAT

RETURN

A-B

ZOOM AUDIO

NTSC/PAL

MULTI

HOME THEATER WITH DVD

MODEL HT-CN500DVW

Illustration: HT-CN400DVA

HT-CN500DVW Home Theater with DVD consisting of HT-CN500DVW (main unit), CP-CN500WF (front speakers), CP-CN500WC (center speaker), CP-CN500WR (surround speakers) and CP-CN500WSW (subwoofer).

HOME THEATER WITH DVD

MODEL HT-CN500DVA

• In the interests of user-safety the set should be restored to its original condition and only parts identical to those specified be used.

SAFETY PRECAUTION FOR SERVICE MANUAL ........................................................................................................... 2

VOLTAGE SELECTION..................................................................................................................................................... 2

AC POWER SUPPLY CORD............................................................................................................................................. 2

SPECIFICATIONS ............................................................................................................................................................. 3

NAMES OF PARTS ........................................................................................................................................................... 5

DISASSEMBLY.................................................................................................................................................................. 8

ADJUSTMENT ................................................................................................................................................................. 10

SW EXTRA FUNCTION................................................................................................................................................... 10

SOFTWARE UPGRADING & SPECIAL KEY CONTROL ............................................................................................... 11

BLOCK DIAGRAM ........................................................................................................................................................... 12

SCHEMATIC DIAGRAM .................................................................................................................................................. 14

WIRING SIDE OF P.W.BOARD....................................................................................................................................... 26

NOTES ON SCHEMATIC DIAGRAM .............................................................................................................................. 32

TYPES OF TRANSISTOR AND LED............................................................................................................................... 32

VOLTAGE ........................................................................................................................................................................ 33

WAVEFORMS OF DVD CIRCUIT ................................................................................................................................... 37

TROUBLESHOOTING ..................................................................................................................................................... 39

FUNCTION TABLE OF IC................................................................................................................................................ 40

FL DISPLAY..................................................................................................................................................................... 59

REPLACEMENT PARTS LIST/EXPLODED VIEW

HT-CN500DVA Home Theater with DVD consisting of HT-CN500DVA (main unit), CP-CN500F (front speakers), CP-CN500C (center speaker), CP-CN500R (surround speakers) and CP-CN500SW (subwoofer).

CONTENTS

Page

SHARP CORPORATION

This document has been published to be used for after sales service only. The contents are subject to change without notice.

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

SAFETY PRECAUTION FOR SERVICE MANUAL

WARNINGS

THE AEL (ACCESSIBLE EMISSION LEVEL) OF THE LASER POWER OUTPUT IS LESS THAN CLASS 1 BUT THE LASER COMPONENT IS CAPABLE OF EMITTING RADIATION EXCEEDING THE LIMIT FOR CLASS 1. THEREFORE IT IS IMPORTANT THAT THE FOLLOWING PRECAUTIONS ARE OBSERVED DURING SERVICING TO PROTECT YOUR EYES AGAINST EXPOSURE TO THE LASER BEAM.

1-WHEN THE CABINET IS REMOVED, THE POWER IS TURNED ON WITHOUT A COMPACT DISC IN POSITION AND THE

PICKUP IS ON THE OUTER EDGE THE LASER WILL LIGHT FOR SEVERAL SECONDS TO DETECT A DISC. DO NOT LOOK INTO THE PICKUP LENS.

2-THE LASER POWER OUTPUT OF THE PICKUP UNIT AND REPLACEMENT SERVICE PARTS ARE ALL FACTORY

PRESET BEFORE SHIPMENT.

DO NOT ATTEMPT TO READJUST THE LASER PICKUP UNIT DURING REPLACEMENT OR SERVICING. 3-UNDER NO CIRCUMSTANCES STARE INTO THE PICKUP LENS AT ANY TIME. 4-CAUTION-USE OF CONTROLS OR ADJUSTMENTS, OR PERFORMANCE OF PROCEDURES OTHER THAN THOSE

SPECIFIED HEREIN MAY RESULT IN HAZARDOUS RADIATION EXPOSURE.

Laser Diode Properties

Material: AlGaAs/AlGalnP Wavelength: 785 nm/650 nm Emission Duration: continuous Laser Output: max. 0.6 mW

VOLTAGE SELECTION

After checking all the connections have been made correctly, plug the AC power lead of this unit into the wall socket. Wall socket (AC 220-240 V, 50/60 Hz).

AC POWER SUPPLY CORD

92L2559K022G24

92LVPE16253010

– 2 –

FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL.

HT-CN400DVW/HT-CN500DVW

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

SPECIFICATIONS

General

Power source AC 220 - 240 V, 50/60 Hz Power consumption HT-CN400DVW:

Dimensions Width: 430 mm (16-7/8")

Weight 4.2 kg (9.3 lbs.) Audio input terminals Analogue input (IN 1): RCA type 1 pair (L/R)

Audio output terminals

Video output terminals

Amplifier (HT-CN400DVW)

Output power Front speakers:

Amplifier (HT-CN500DVW)

Output power Front speakers:

Power on: 88 W Power stand-by: 0.6 W HT-CN500DVW: Power on: 105 W Power stand-by: 0.6 W

Height: 53 mm (2-1/8") Depth: 337 mm (13-1/4")

Analogue input (IN 2): RCA type 1 pair (L/R) Analogue output (OUT): RCA type 1 pair (L/R)

S-video output: S-terminal 1 Video output: RCA type 1

RMS: 60 W (30 W + 30 W) (10 % T.H.D., 1 kHz) Centre speaker: RMS: 30 W (10 % T.H.D., 1 kHz) Surround speakers: RMS: 60 W (30 W + 30 W) (10 % T.H.D., 1 kHz) Subwoofer: RMS: 50 W (10 % T.H.D., 100 Hz)

RMS: 100 W (50 W + 50 W) (10 % T.H.D., 1 kHz) Centre speaker: RMS: 50 W (10 % T.H.D., 1 kHz) Surround speakers: RMS: 100 W (50 W + 50 W) (10 % T.H.D., 1 kHz) Subwoofer: RMS: 50 W (10 % T.H.D., 100 Hz)

Tuner

Frequency range FM: 88 - 108 MHz

AM: 531 - 1,620 kHz

CP-CN400WF/CP-CN500WF/CP-CN400WC/CP-CN500WC

Type Full range speaker system (magnetic shield)

Maximum input power HT-CN400DVW: 45 W

Impedance HT-CN400DVW: 8 ohms

Dimensions Width: 94 mm (3-3/4")

Weight 0.6 kg (1.3 lbs.)/each

8 cm (3-1/8") speaker

HT-CN500DVW: 60 W

HT-CN500DVW: 6 ohms

Height: 169 mm (6-5/8") Depth: 97 mm (3-7/8")

CP-CN400WR/CP-CN500WR

Type Full range speaker system

Maximum input power HT-CN400DVW: 45 W

Impedance HT-CN400DVW: 8 ohms

Dimensions Width: 94 mm (3-3/4")

Weight 0.6 kg (1.3 lbs.)/each

8 cm (3-1/8") speaker

HT-CN500DVW: 60 W

HT-CN500DVW: 6 ohms

Height: 169 mm (6-5/8") Depth: 97 mm (3-7/8")

CP-CN400WSW/CP-CN500WSW

Type Sub-woofer system

Maximum input power 75 W Impedance 6 ohms Dimensions Width: 135 mm (5-5/16")

Weight 5.3 kg (11.7 lbs.)

12 cm (4-3/4") subwoofer

Height: 338 mm (13-5/16") Depth: 375 mm (14-3/4")

DVD player

Signal system PAL/NTSC colour Supported disc types DVD (with the same region number on the back of the unit

Video signal Horizontal resolution: 500 lines

Audio signal Frequency character-

or ALL), SVCD, VCD, audio CD, CD-R, CD-RW, MP3

S/N ratio: 70 dB

istics

S/N ratio CD: 94 dB (1 kHz) Dynamic range Linear PCM DVD: 95 dB

Total harmonic distortion ratio

Linear PCM DVD: 20 Hz to 20 kHz

(sampling rate: 48 kHz) 20 Hz to 20 kHz

(sampling rate: 96 kHz) CD: 20 Hz to 20 kHz

CD: 94 dB

0.01 % maximum

Specifications for this model are subject to change without prior notice.

– 3 –

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

HT-CN400DVA/HT-CN500DVA

General

Power source AC 220 - 240 V, 50/60 Hz Power consumption HT-CN400DVA:

Dimensions Width: 430 mm (16-7/8")

Weight 4.2 kg (9.3 lbs.) Audio input terminals Analogue input (IN 1): RCA type 1 pair (L/R)

Audio output terminals

Video output terminals

Amplifier (HT-CN400DVA)

Output power Front speakers:

Amplifier (HT-CN500DVA)

Output power Front speakers:

DVD player

Signal system PAL/NTSC colour Supported disc types DVD (Region number 4, ALL), SVCD, VCD, audio CD,

Video signal Horizontal resolution: 500 lines

Audio signal Frequency character-

Power on: 88 W Power stand-by: 0.6 W HT-CN500DVA: Power on: 105 W Power stand-by: 0.6 W

Height: 53 mm (2-1/8") Depth: 337 mm (13-1/4")

Analogue input (IN 2): RCA type 1 pair (L/R) Analogue output (OUT): RCA type 1 pair (L /R) Headphones: 16 - 50 ohms (recommended: 32 ohms) S-video output: S-terminal 1 Video output: RCA type 1

RMS: 60 W (30 W + 30 W) (10 % T.H.D., 1 kHz) Centre speaker: RMS: 30 W (10 % T.H.D., 1 kHz) Surround speakers: RMS: 60 W (30 W + 30 W) (10 % T.H.D., 1 kHz) Subwoofer: RMS: 50 W (10 % T.H.D., 100 Hz)

CD-R, CD-RW, MP3

S/N ratio: 70 dB

istics

S/N ratio CD: 94 dB (1 kHz) Dynamic range Linear PCM DVD: 95 dB

Total harmonic distortion ratio

Linear PCM DVD: 20 Hz to 20 kHz

(sampling rate: 48 kHz) 20 Hz to 20 kHz

(sampling rate: 96 kHz) CD: 20 Hz to 20 kHz

CD: 94 dB

0.01 % maximum

Tuner

Frequency range FM: 87.5 - 108 MHz

CP-CN400F/CP-CN500F/CP-CN400C/CP-CN500C

Type Full range speaker system (magnetic shield)

Maximum input power HT-CN400DVA: 45 W

Impedance HT-CN400DVA: 8 ohms

Dimensions Width: 94 mm (3-3/4")

Weight 0.6 kg (1.3 lbs.)/each

CP-CN400R/CP-CN500R

Type Full range speaker system

Maximum input power HT-CN400DVA: 45 W

Impedance HT-CN400DVA: 8 ohms

Dimensions Width: 94 mm (3-3/4")

Weight 0.6 kg (1.3 lbs.)/each

CP-CN400SW/CP-CN500SW

Type Sub-woofer system

Maximum input power 75 W Impedance 6 ohms Dimensions Width: 135 mm (5-5/16")

Weight 5.3 kg (11.7 lbs.)

Specifications for this model are subject to change without prior notice.

AM: 522 - 1,620 kHz

8 cm (3-1/8") speaker

HT-CN500DVA: 60 W

HT-CN500DVA: 6 ohms

Height: 169 mm (6-5/8") Depth: 97 mm (3-7/8")

8 cm (3-1/8") speaker

HT-CN500DVA: 60 W

HT-CN500DVA: 6 ohms

Height: 169 mm (6-5/8") Depth: 97 mm (3-7/8")

12 cm (4-3/4") subwoofer

Height: 338 mm (13-5/16") Depth: 375 mm (14-3/4")

– 4 –

HT-CN400DVW/HT-CN500DVW

Main unit (front panel)

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

NAMES OF P ARTS

4 5

(1)

(3)(2)

RSLS

(4) (6)(5)

1. On/Stand-by Button

2. Disc Tray

3. Disc Tray Open/Close Button

4. Remote Sensor

5. Function Button

6. Play or Pause Button

7. Stop Button

8. Power Stand-by Indicator

9. Microphone Volume Control

10. Speaker Level Mode Button

11. Microphone Socket

12. Chapter (track) Skip Down or Tuning Down Button

13. Volume Up and Down or Speaker Level Adjust Buttons

14. Chapter (track) Skip Up or Tuning Up Button

15. Speaker Indicators

(1) Left Front Speaker Indicator (4) Left Surround Speaker Indicator (2) Centre Speaker Indicator (5) Subwoofer Indicator (3) Right Front Speaker Indicator (6) Right Surround Speaker Indicator

16 17

RSLS

29 30 31 32

DIGITAL Pro Logic

HT-CN400DVA/HT-CN500DVA

Main unit (front panel)

232218 19 20 21

REPEAT1SLEEPPROGCHPPRESETTRKTITLE

1110

2827262524

A-B

KHz

CD MP3STEREO V

16. Dolby Pro Logic Indicator

17. Dolby Digital Signal Indicator

18. DVD Indicator

19. Pause Indicator

20. Play Indicator

21. Title Indicator

22. Track Indicator

23. Tuner Preset Indicator

24. Chapter Indicator

25. Programme Indicator

26. Sleep Indicator

27. Repeat Indicator

28. A - B Repeat Indicator

29. DTS Signal Indicator

30. Stereo (2-ch) or FM Stereo Receiving Indicator

31. SVCD/VCD/CD Indicator

32. MP3 or JPEG Indicator

MHz

(1)

(3)(2)

RSLS

(4) (6)(5)

1. On/Stand-by Button

2. Disc Tra y

3. VDisc Tray Open/Close Button

4. Remote Sensor

5. Play or Pause Button

6. Stop Button

7. Power Stand-by Indicator

8. Function Button

9. Speaker Level Mode Button

10. Headphone Socket

11. Chapter (track) Skip Down or Tuning Down Button

12. Volume Up and Down or Speaker Level Adjust Buttons

13. Chapter (track) Skip Up or Tuning Up Button

14. Speaker Indicators

(1) Left Front Speaker Indicator (4) Left Surround Speaker Indicator

(2) Centre Speaker Indicator

(3) Right Front Speaker Indicator (6) Right Surround Speaker Indicator

(5) Subwoofer Indicator

15 16

RSLS

28 29 30 31

DIGITAL Pro Logic

8 9

222117 18 19 20

REPEAT1SLEEPPROGCHPPRESETTRKTITLE

2726252423

A-B

KHz

CD MP3STEREO V

15. Dolby Pro Logic Indicator

16. Dolby Digital Signal Indicator

17. DVD Indicator

18. Pause Indicator

19. Play Indicator

20. Title Indicator

21. Track Indicator

22. Tuner Preset Indicator

23. Chapter Indicator

24. Programme Indicator

25. Sleep Indicator

26. Repeat Indicator

27. A - B Repeat Indicator

28. DTS Signal Indicator

29. Stereo (2-ch) or FM Stereo Receiving Indicator

30. SVCD/VCD/CD Indicator

31. MP3 or JPEG Indicator

MHz

– 5 –

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

Main unit (rear panel)

2 394 5 86 7

1. FM 75 Ohms Aerial Socket

2. AM Loop Aerial Socket

3. Audio Input Sockets 1/2

4. Audio Output Sockets

5. Video Output Socket

6. Speaker Terminals

7. Cooling Fan

8. AC Power Lead

9. S-video Output Socket

HT-CN400DVW/HT-CN500DVW

Remote control

1. Remote Control Transmitter

2. Set Up Menu Button

3. Disc Tray Open/Close Button

4. Subtitle Select Button

5. Title Select Button

6. DVD/Tuner/Auxiliary Input Select Buttons

7. Menu/Playback Control On/Off Button

8. Cursor Buttons

9. Programme Button

10. Slow-motion or Preset Memory Button

11. Fast Reverse or Preset Down Button

12. Fast Forward or Preset Up Button

13. Surround/Stereo (2-ch) Listening Mode Button

14. Speaker Level Mode Button

15. Direct Button

16. Angle Select Button

17. Return Button

18. Zoom Button

19. Echo Level Up and Down Buttons

20. Mute Button

21. On/Stand-by Button

22. Language Select Button

23. Display Button

24. FM Stereo/Mono Select Button

25. Enter Button

26. Sleep Button

27. Play or Pause Button

28. Stop Button

29. Chapter (track) Skip Up or Tuning Up Button

30. Chapter (track) Skip Down or Tuning Down Button

31. Volume Up and Down or Speaker Level Adjust Buttons

32. Direct Number Buttons

33. Frame Advance Button

34. A - B Repeat Button

35. NTSC/PAL Select Button

36. Repeat Play Button

37. Audio Select Button

12 13 14 15 16 17 18 19

OPEN/ CLOSE

TITLE

MENU/PBC

SET UP

SUBTITLE

4 5 6

MUTE

LANGUAGE

ON/

STAND-BY

DISPLAY

ST/MO

ENTER

8 9

PROG

SLOW/MEMORY

PRESET

LISTENING

DIRECT

ANGLE

RETURN

MODE

0>10

REPEAT

ZOOM AUDIO

ECHO

TUNING

ADJ/VOL

321

SLEEP

4 8765

STEP

A-B

NTSC/PAL

MULTI

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

33 34 35

36 37

– 6 –

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

HT-CN400DVA/HT-CN500DVA

Remote control

1. Remote Control Transmitter

2. Set Up Menu Button

3. Disc Tray Open/Close Button

4. Subtitle Select Button

5. Title Select Button

6. DVD/Tuner/Auxiliary Input Select Buttons

7. Menu/Playback Control On/Off Button

8. Cursor Buttons

9. Programme Button

10. Slow-motion or Preset Memory Button

11. Fast Reverse or Preset Down Button

12. Fast Forward or Preset Up Button

13. Surround/Stereo (2-ch) Listening Mode Button

14. Speaker Level Mode Button

15. Direct Button

16. Angle Select Button

17. Return Button

18. Zoom Button

19. Mute Button

20. On/Stand-by Button

21. Language Select Button

22. Display Button

23. FM Stereo/Mono Select Button

24. Enter Button

25. Sleep Button

26. Play or Pause Button

27. Stop Button

28. Chapter (track) Skip Up or Tuning Up Button

29. Chapter (track) Skip Down or Tuning Down Button

30. Volume Up and Down or Speaker Level Adjust Buttons

31. Direct Number Buttons

32. Frame Advance Button

33. A - B Repeat Button

34. NTSC/PAL Select Button

35. Repeat Play Button

36. Audio Select Button

12 13 14 15 16 17 18

OPEN/ CLOSE

TITLE

MENU/PBC

SET UP

SUBTITLE

4 5 6

MUTE

LANGUAGE

ON/

STAND-BY

DISPLAY

ST/MO

ENTER

MODE

REPEAT

ZOOM AUDIO

TUNING

ADJ/VOL

321

SLEEP

4 8765

STEP

A-B

NTSC/PAL

8 9

PROG

SLOW/MEMORY

PRESET

LISTENING

DIRECT

ANGLE

RETURN

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

32 33 34

35 36

CP-CN400WF/CP-CN400WC/CP-CN400WR/CP-CN400F/CP-CN400C/CP-CN400R/

CP-CN500WF/CP-CN500WC/CP-CN500WR/CP-CN500F/CP-CN500C/CP-CN500R

1. Speaker

2. Bass Reflex Duct

3. Speaker Terminals

1 2

CP-CN400WSW/CP-CN400SW/CP-CN500WSW/CP-CN500SW

1. Bass Reflex Duct

2. Woofer

3. Speaker Terminals

– 7 –

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

(B1)x4 ø3x6mm

(B1)x7 ø3x8mm

Rear Panel

Fan Motor

Main PWB

Front Panel

Lug Wire

(B2)x1

DISASSEMBLY

Caution on Disassembly

Follow the below-mentioned notes when disassembling the unit and reassembling it, to keep it safe and ensure excellent performance:

1. Take dvd disc out of the unit.

2. Be sure to remove the power supply plug from the wall outlet before starting to disassemble the unit.

3. Take off nylon bands or wire holders where they need to be removed when disassembling the unit. After servicing the unit, be sure to rearrange the leads where they were before disassembling.

4. Take sufficient care on static electricity of integrated circuits and other circuits when servicing.

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

STEP REMOVAL PROCEDURE FIGURE

1 Top Cabinet 1. Screw ...................... (A1) x7 8-1

2. Pull to the arrow direction.

2 Rear Panel with 1. Screw .................... (B1) x11 8-2

Fan Motor 2. Socket ..................... (B2) x1

3 Main PWB 1. Screw ...................... (C1) x5 8-3

2. PWB Shield Cover .. (C2) x1

3. Socket ..................... (C3) x6 8-4

4. Socket ..................... (C4) x1

(HT-CN400DVW/ HT-CN500DVW Only)

5. Flat Cable ............... (C5) x2

6. PWB Holder ........... (C6) x1 8-3

4 Power PWB 1. Screw ...................... (D1) x4 8-3

4. PWB Holder ........... (D1) x2 8-4

5 Front Panel 1. Screw ...................... (E1) x8 9-1

2. Hook........................ (E2) x3

6 Display/Switch 1. Screw .......................(F1) x9 9-2

PWB

7 Earphones 1. Screw ...................... (G1) x1 9-2

PWB 2. Bracket.................... (G2) x1

HT-CN400DVW/HT-CN400DVA/HT-CN500DVW/HT-CN500DVA

(A1)x1 ø3x6mm

Front Panel

Pull

(HT-CN400DVW/ HT-CN500DVW Only)

Washer

(C2)x1

Main PWB

(C6)x4

PushPush

(C3)x2

(C4)x1

(C3)x2

Figure 8-2

(C1)x5 ø3x8mm

Power PWB

Figure 8-3

(C5)x1

(C3)x2

(C5)x1

Loading Tray Mechanism

Front Panel

(D1)x4 ø3x8mm

Rear Panel

(A1)x5 ø3x6mm

Figure 8-1

Pull

Top Cabinet

(A1)x1 ø3x6mm

– 8 –

Main PWB

(D2)x2

PushPush

Figure 8-4

Loading Tray Mechanism

Power PWB

Front Panel

+ 17 hidden pages