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S/N No. : 9CD8302600
Service Manual
Digital Home Cinema System
Mini Component System
Model: HC-4100/4200 Series
HC-4130( ) / HC-4230( )
HC-4150( ) / HC-4250( )
HC-4160( ) / HC-4260( )
HC-4180( ) / HC-4280( )
HC-4100( ) Series
HC-4200( ) Series
DAEWOO DAT CO., LTD.
FEB. 2004
JUN. 2004
DIGITAL HOME CINEMA SYSTEM
HC4100( )/4200( ) Series
HC-4130( ) / 4150( ) / 4160( ) / 4180( )
HC-4230( ) / 4250( ) / 4260( ) / 4280( )
Contents
1. SAFETY PRECAUTIONS......................................................1/2
8. INTERNAL BLOCK DIAGRAM OF ICs............................32/37
2. SPECIFICATIONS....................................................................3
9. BLOCK DIAGRAM............................................................38/39
3. LOCATION OF USERS CONTROLS....................................4/6 MAIN BLOCK
FRONT PANEL SMPS
REAR PANEL
DISPLAY 10. WIRING DIAGRAM..........................................................40/41
REMOTE CONTROLLER
11. SCHEMATIC DIAGRAM..................................................42/51
4. CONNECTING TO EQUIPMENT...........................................7/8 DVD Processor Section
CONNECTING TO TV DVD RF Section
CONNECTING TO AUDIO & VIDEO Video & Analog Audio Section
CONNECTING TO SPEAKER DDX Section
CONNECTING TO RECORDING EQUIPMENT PWM Amp. Section
Front Section
5. FIRMWARE UPGRADE .....................................................9/10 SMPS
6. TROUBLE SHOOTING GUIDE.........................................11/26 12. PRINTED CIRCUIT DIAGRAM........................................52/57
Front
Main
7. WAVEFORMS OF MAJOR CHECK POINT......................27/31 SMPS
AUDIO OUT SIGNAL WAVEFORM
DAC OUTPUT SIGNAL WAVEFORM
OPTICAL OUTPUT AUDIO DATA SIGNALFORM
13. EXPLODED VIEW AND MECHANICAL PARTS LIST ..58/61
MECHANICAL EXPLODED VIEW
L/R CLOCK DATA WAVEFORM DURING NORMAL PLAY
MECHANICAL PARTS LIST
SERIAL DATA OUTPUT WAVEFORM DURING NORMAL PLAY
Pr OUTPUT DATA WAVEFORM IN COMPONENT OUTPUT
Pb OUTPUT DATA WAVEFORM IN COMPONENT OUTPUT 14. ELECTRICAL PARTS LIST......................................Appendix
Y OUTPUT DATA WAVEFORM IN COMPONENT OUTPUT ELECTRICAL PARTS LIST
COMPOSITEOUTPUT DATA WAVEFORM IN MONITOR OUTPUT ELECTRICAL PARTS LIST [OPTION LIST]
S-VIDEO OUTPUT DATA WAVEFORM
1. Safety Precautions
WARNING: TO PREVENT FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE laundry tub, in a wet basement, or near a swimming pool,
THIS APPLIANCE TO RAIN OR MOISTURE. and the like.
2. Carts and Stands - The appliance
CAUTION PORTABLE CART
should be used only with a cart or
RISK OF ELECTRIC SHOCKS stand that is recommended by th
DO NOT OPEN manufacturer.
3. An appliance and cart combination
CAUTION :TO REDUCE THE RISK IF ELECTRIC SHOCK, DO NOT should be moved with care. Quick
REMOVE COVER (OR BACK). NO USER SERVICEABLE PARTS stops, excessive force, and uneven
INSIDE. surfaces may cause the appliance
REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. and cart combination to overturn.
Figure 2 4. Wall or Ceiling Mounting - The appli-
THIS SYMBOL IS INTENDED TO ALERT THE USER TO THE
PRESENCE OF UNINSULTED "DANGEROUS VOLTAGE" ance should be mounted to a wall or
WITHIN THE PRODUCT'S ENCLOSURE THAT MAY BE ceiling only as recommended by the manufacturer.
SUFFICIENT MAGNITUDE TO CONSTITUTE A RISK OF 5. Ventilation - The appliance should be situated so that its
ELECTRIC SHOCK TO PERSONS. location or position does not interfere with its proper
ventilation. For example, the appliance should not be situated
THIS SYMBOL IS INTENDED TO ALERT THE USER TO THE
PRESENCE OF IMPORTANT OPERATING AND MAINTENANCE on a bed, sofa, rug, or similar surface that may block the
(SERVICING) INSTRUCTIONS IN THE LITERATURE ventilation openings; or, placed in a built-in installation, such
ACCOMPANYING THE APPLIANCE. as a bookcase or cabinet that may impede the flow of air
through the ventilation openings.
CAUTION 6. Heat - The appliance should be situated away from heat
TO PREVENT ELECTRIC SHOCK, DO NOT USE THIS POLARIZED AC
sources such as radiators, heat registers, stoves, or other
PLUG WITH AN EXTENSION CORD, RECEPTACLE OR OTHER OUTLET
UNLESS THE BLADES CAN BE FULLY INSERTED TO PREVENT BLADE appliances (including amplifiers) that produce heat.
EXPOSURE. 7. Power Sources - The appliance should be connected to a
power supply only of the type described in the operating
LASER SAFETY instructions or as marked on the appliance.
THIS UNIT EMPLOYS A LASER. ONLY QUALIFIED SERVICE PERSONNEL
8. Grounding or Polarization - The precautions that should be
SHOULD REMOVE THE COVER OR ATTEMPT TO SERVICE THIS DEVICE
DUE TO POSSIBLE EYE INJURY. taken so that the grounding or polarization means of an
appliance is not defeated.
CAUTION : USE OF ANY CONTROLS, ADJUSTMENTS, OR PROCEDURES 9. Power - Cord Protection - Power-supply cords should be
OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN HAZARDOUS routed so that they are not likely to be walked on or pinched
RADIATION EXPOSURE. by items placed upon or against them, paying particular
attention to cords at plugs, convenience receptacles, and the
CAUTION : TO PREVENT ELECTRIC SHOCK, MATCH WIDE BLADE OF
PLUG TO WIDE SLOT, FULLY INSERT. point where they exit from the appliance.
10.Protective Attachment Plug - If the appliance is equipped with
ATTENTION : POUR EVITER LES CHOCS ELECTRIQUES, INTRODUIRE an attachment plug having overload protection. This is a
LA LAME LA PLUS LARGE DE LA FICHE DANS LA BORNE CORRESPON- safety feature. See Instruction Manual for replacement or
DANTE DE LA PRISE ET POUSSER JUSQU'AU FOND. resetting of protective device. If replacement of the plug is
required, be sure the service technician has used a
replacement plug specified by the manufacturer that has the
Important Safety Instructions same overload protection as the original plug.
- All the safety and operating instructions should be read before 11.Cleaning - The appliance should be cleaned only as
the appliance is operated. recommended by the manufacturer.
- The safety and operating instructions should be retained for 12.Power Lines - An outdoor antenna should be located away
future reference. from power lines.
- All warnings on the appliance and in the operating instructions
should be adhered to.
- All operating and use instructions should be followed.
1. Water and Moisture - The appliance should not be used near
water - for example, near a bathtub, washbowl, kitchen sink,
1
1. Safety Precautions
13.Outdoor Antenna Grounding - If an outside antenna is 15.Object and Liquid Entry - Care should be taken so that objects
connected to the receiver be sure the antenna system is do not fall and liquids are not spilled into the enclosure through
grounded so as to provide some protection against voltage openings.
surges and built-up static charges. Article 810 of the National 16.Damage Requiring Service - The appliance should be
Electrical Code, ANSI/NFPA 70, provides information with serviced by qualified service personnel when:
regard to proper grounding of the mast and supporting a) The power-supply cord or the plug has been damaged; or
structure, grounding of the lead-in wire to an antenna-dis b) Objects have fallen, or liquid has been spilled into the
charge unit, size of grounding conductors,location of antenna- appliance; or
discharge unit, connection to grounding electrodes and c) The appliance has been exposed to rain; or
requirements for the grounding electrode. See Figure 1. d) The appliance does not appear to operate normally or
exhibits a marked change in performance; or
e) The appliance has been dropped, or the enclosure
EXAMPLE OF ANTENNA
GROUNDING ANTENNA LEAD
damaged.
IN WIRE
17.Servicing - The user should not attempt to service the
appliance beyond that described in the operating instructions.
GROUND CLAMP All other servicing should be referred to qualified service
ANTENNA DISCHARGE UNIT
(NEC SECTION 810-20) personnel.
GROUNDING CONDUCTORS
ELECTRIC (NEC SECTION 810-21)
SERVICE
EQUIPMENT
GROUND CLAMPS
POWER SERVICE GROUNDING
ELECTRODE SYSTEM
NEC - NATIONAL ELECTRICAL CODE (NEC ART 250 PART H)
14.Non-use Periods - The power cord of the appliance should be
unplugged from the outlet when left unused for a long period
of time.
2
2. Specifications
Power output Table
Power output at 10%THD(RMS)
Model Front/Center Woofer Remark
/Rear
HC-4130
30 W, 6 ohm 50 W, 6 ohm
HC-4230
HC-4150
50 W, 6 ohm 80 W, 4 ohm Same to
HC-4250
HC-4160 " " Series
60 W, 6 ohm 100 W, 4 ohm
HC-4260
HC-4180
80 W, 6 ohm 120 W, 4 ohm
HC-4280
3
3. Location of Users Controls
Front Panel : HC-4100( ) Series Only
1 2 3 4 5 6 7 8 9 10 11 12
1. STANDBY/ON button with LED lamp 7. STOP ( ) button
2. DISC TRAY 8. PREV ( ) button
3. Remote Control Sensor 9. NEXT ( ) button
4. OPEN/CLOSE ( ) button 10. FUNCTION button
5. Display 11. MASTER VOLUME Control
6. PLAY ( ) button 12. PHONES jack
Front Panel : HC-4200( ) Series Only
1 2 3 4 5 6 7 11 12
8 9 10
1. STANDBY/ON button with LED lamp 7. STOP ( ) button
2. DISC TRAY 8. FUNCTION button
3. Display 9. PREV ( ) button
4. Remote Control Sensor 10. NEXT ( ) button
5. OPEN/CLOSE ( ) button 11. MASTER VOLUME Control
6. PLAY ( ) button 12. PHONES jack
4
3. Location of Users Controls
Rear Panel
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
1. Power cord 10. DIGITAL OUTPUT jack
2. FM ANTENNA connector 11. VIDEO IN jacks
3. SUBWOOFER SPEAKER connectors 12. VIDEO OUT jacks
4. CENTER SPEAKER connectors 13. S VIDEO MONITOR OUT jack
5. REAR-L SPEAKER connectors 14. COAXIAL INPUT jack
6. REAR-R SPEAKER connectors 15. SUBWOOFER OUTPUT A/B connectors
7. FRONT-L SPEAKER connectors 16. COMPONENT VIDEO OUTPUT Y/Pb/Pr jacks
8. FRONT-R SPEAKER connectors 17. MONITOR OUT jack
9. DIGITAL INPUT jack 18. SCART jack(Optional)
Display
3 5 7 9 11 12 14 16 17 19 22
1 2 4 6 8 10 13 15 18 20 21 23
24
25
26
1. DOLBY DIGITAL indicator 14. REPEAT indicator
2. Pro Logic II indicator 15. RANDOM indicator
3. DTS indicator 16. ALL indicator
4. TITLE indicator 17. TOTAL indicator
5. DVD indicator 18. MUTE indicator
6. CHAPTER indicator 19. REMAIN indicator
7. VCD indicator 20. PBC(Playback Control) indicator
8. TRACK indicator 21. EQ indicator
9. MP3 indicator 22. PBC(Playback Control) indicator
10. DSP indicator 23. RDS indicator
11. DRC indicator 24. PAUSE indicator
12. SLEEP indicator 25. PLAY indicator
13. STEREO indicator 26. Multi-Function Information Displaying Area
5
3. Location of Users Controls
Remote Controller
1. STANDBY/ON button
2. OPEN/CLOSE button
3. MUTE button
4. INPUT SELECTOR: DVD button/
1
TV SYSTEM(PAL/NTSC: DVD only) button
2 3 5. INPUT SELECTOR: VIDEO, TV/AUX button
5 6. INPUT SELECTOR: TUNER button
4 6
7. FAST REVERSE(FR) ( ) button
7 8
8. FAST FORWARD(FF) ( ) button
9 10
9. SKIP PREV ( ) button
11 10. SKIP NEXT ( ) button
12
11. Direction ( ) buttons
11 ENTER 11 12. Enter button
11 13. PLAY ( ) button
13 14
14. VOLUME( ) buttons
15
15. SETUP button
16 13
17
16. STOP( ) button
19
18
17. MENU/RETURN button
20
18. PAUSE/STEP button
21 19. GO TO/AUTO MEMORY button
20. PROGRESSIVE button
4 5
21. Number buttons(0~9)
22. CH-LEVEL button
22 23 23. DISPLAY/FM MODE button
24 26 24. A-B REPEAT button
25 27
28 30
25. REPEAT button
29 31 26. RANDOM/RDS button
32 34
33 35
27. SLOW button
28. EQ button
29. SURROUND MODE button
30. ZOOM button
31. SLEEP button
32. SUBTITLE/MPX button
33. TITLE/PBC button
34. AUDIO/PTY SEARCH button
35. ANGLE/DIGEST button
6
4. Connecting to Equipment
Connecting to TV
21-Pin SCART Cable(not included) to 21-pin SCART input terminal on TV
SCART Specification : Composite and Component Video output(DVD, Video)Audio L/R Output(DVD only)
for EU version: optional
If the TV or monitor is equipped with an S video input, make the S video connection in addition to the normal video connection.
The S video connection will provide higher quality picture playback.
Connecting to Audio & Video
Audio/Video
connection
cable
S Video
connection cable
To audio output
To video output
To video input
To audio input
To S video input
7
4. Connecting to Equipment
Connecting to Speaker
Before connecting
This machine is designed to reproduce optimum sound quality when speakers with the specified impedance below are connected.
Please check the following information and choose speakers with appropriate impedance for the connections.
Front speakers / Center speaker / Surround Speakers : 6 ohms min. per speaker
Woofer speaker : 4 ohm min. per speaker
To prevent damage to circuits, never short-circuit the positive (+) and negative (-) speaker wires.
Do not connect the speaker cable to the L and R connectors at the same time and do not connect more than one speaker to the
same speaker connectors.
Front speaker Center speaker Front speaker
Right ch. Left ch.
GREEN RED BLUE
BROWN GRAY
YELLOW
Audio Input Audio Input
Active subwoofer A Active subwoofer B
Right ch. Left ch. [USER Optional] [USER Optional]
Surround speaker Woofer speaker Surround speaker
Connecting to Recoring Equipment
8
5. Firmware Upgrade
Preparing the Firmware Upgrade
1. Write a disc to Update file by PC Writing Program.
2. A size of dummy folder is more than 10M bite. (ex : font_dw, attached picture)
3. Put Firmware file in a disc.