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S/N No. :
Service Manual
Digital Home Cinema System
Mini Component System
Model: DHC-X100 Series
DHC-X100/X150
N
TUR
/RE
MENU
E
TIM
E
ANGL
[DHC-X100]
N
TUR
/RE
MENU
E
TIM
ANDBY/ON
ST
E
ANGL
[DHC-X150]
DAEWOO ELECTRONICS CO., LTD.
http : //svc.dwe.co.kr Aug. 2003
DIGITAL HOME CINEMA SYSTEM
[* DVD-DR4033 for Quelle] DHC-X100
DHC-X150
Contents
1. SAFETY PRECAUTIONS......................................................2/3
2. SPECIFICATIONS....................................................................4
8. INTERNAL BLOCK DIAGRAM OF ICs............................18/23
3. LOCATION OF USERS CONTROLS....................................5/7
FRONT PANEL 9. BLOCK DIAGRAM.................................................................24
REAR PANEL
DISPLAY 10. WIRING DIAGRAM...............................................................25
REMOTE CONTROLLER
11. SCHEMATIC DIAGRAM..................................................26/31
4. CONNECTING TO EQUIPMENT...........................................8/9 Mi-COM
CONNECTING TO TV INPUT/VIDEO
CONNECTING TO AUDIO & VIDEO PROLOGIC
CONNECTING TO SPEAKER AMP
POWER
5. TROUBLE SHOOTING GUIDE.........................................10/14
12. PRINTED CIRCUIT DIAGRAM........................................32/35
6. DVD PROGRAM DOWNLOAD METHOD..............................15 MAIN
DSP
FRONT [DHC-150 Only]
7. WAVEFORMS OF MAJOR CHECK POINT......................16/17
AUDIO OUT SIGNAL WAVEFORM
DAC OUTPUT SIGNAL WAVEFORM 13. EXPLODED VIEW AND MECHANICAL PARTS LIST...36/37
OPTICAL OUTPUT AUDIO DATA SIGNALFORM 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 14. ELECTRICAL PARTS LIST............................................38/45
Pb OUTPUT DATA WAVEFORM IN COMPONENT OUTPUT ELECTRICAL PARTS LIST
Y OUTPUT DATA WAVEFORM IN COMPONENT OUTPUT
1
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,
2
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.
3
2. Specifications
General specifications
Power consumption Standby 2Watt
Power supply AC 110V or 120V or 127V / 60Hz Operating 90Watt
Voltage ( Option ) 220V or 230V or 240V / 50Hz
Dimensions (W x D x H) / Weight 360 x 380 x 70mm/ 6.0 kg
Front Amp. Section
POWER OUTPUT at 10% THD at 1KHz, 6 ohms 17W
THD(TOTAL HARMONIC DISTORTION) at 1KHz, 1W 0.2%
INPUT SEN. / Impedance @ 1KHz, 47K ohms VIDEO, TV/AUX 500mV 30mV/47K
FREQUENCY RESPONSE Large at 1KHz, 1W 30Hz~30KHz
Small at 1KHz, 1W 150Hz~30KHz
S/N RATIO, IHF-A WEIGHTED VIDEO, TV/AUX 70dB
SUBWOOFER TURNOVER FREQUENCY 120Hz
CHANNEL SEPARATION 1KHz 55dB
Center Amp Section
POWER OUTPUT at 10% THD At 1KHz, 6 ohms 17W
THD(TOTAL HARMONIC DISTORTION) At 1KHz, 1W 0.2%
S/N RATIO, IHF-A FILTER 1W 70dB
FREQUENCY RESPONSE(Dolby Digital) : Small 1W 135Hz~18KHz
Rear Amp Section
POWER OUTPUT 10% THD At 1KHz, 6 ohms 17W
THD(TOTAL HARMONIC DISTORTION) At 1KHz, 1W 0.2%
S/N RATIO, IHF-A FILTER 1W 70dB
FREQUENCY RESPONSE(Dolby Digital) : Small 1W 150Hz~30KHz
Subwoofer Section
POWER OUTPUT at 10% THD At 100Hz, 8 ohms 30W
FREQUENCY RESPONSE 1W 20Hz~150Hz
S/N RATIO, IHF-A Weight 70dB
Video Section
Input Sen. / Impedance Composite Video(Video) 1Vp-p/75 ohm 0.5 dB
Composite 75 ohm 1Vp-p/75 ohm 0.5 dB
Output Level / Impedance S-Video(Y/C) 75 ohm(DVD only) 1Vp-p/ 0.286Vp-p 0.5 dB
Color Bar 100% Component Out(Y / Pb / Pr):Option 1Vp-p/0.7Vp-p/0.7Vp-p 0.5 dB
G, R, B(Scart) Out : Option 0.7Vp-p/0.7Vp-p/0.7Vp-p 0.5 dB
Frequency Response Ref 500KHz 5Hz~5.7MHz
Crosstalk @1MHz 45dB 40dB
S/N Ratio DVD 60dB
FM Tuner Section (FM ANT Impedance : 75 ohms) AM Tuner Section (AM Loop antenna)
USA Version 87.5~108.0MHz USA Version 530~1710KHz
Tuning Range Tuning Range
Europe Version 87.5~108.0MHz Europe Version 522~1620KHz
Scanning USA Version 100KHz Scanning USA Version 10KHz
Frequency Interval Europe Version 50KHz Frequency Interval Europe Version 9KHz
Usable Sensitivity, S/N=30dB,USA Version 2uV(17.2dBf)
Usable Sensitivity, S/N=20dB,USA Version 54 dBu
75 ohms S/N=26dB,Europe Version 3uV(20.8dBf)
75 ohms S/N=20dB,Europe Version 54 dBu
Mono USA Version 70dB
S/N Ratio @1mV Mono Europe Version 70dB S/N Ratio @1mV USA Version 40 dB
IHF-A FILTER Stereo USA Version 65dB IHF-A FILTER Europe Version 40 dB
Stereo Europe Version 65dB
4
3. Location of Users Controls
Front Panel
[DHC-X100]
1. STANDBY indicator
2. STANDBY / ON button 8. NEXT ( ) button
3. DVD/VIDEO CD/MP3 CD/audio CD disc tray 9. FUNCTION button
4. OPEN/CLOSE ( ) button 10. Remote Control Sensor
5. PLAY ( ) button 11. Display
6. STOP ( ) button 12. MASTER VOLUME control
7. PREV ( ) button 13. PHONES jack
[DHC-X150]
ANDBY/ON
ST
1. STANDBY indicator
2. STANDBY / ON button 8. PLAY ( ) button
3. DVD/VIDEO CD/MP3 CD/audio CD disc tray 9. STOP ( ) button
4. Remote Control Sensor 10. PREV ( ) button
5. Display 11. NEXT ( ) button
6. MASTER VOLUME control 12. FUNCTION button
7. OPEN/CLOSE ( ) button 13. PHONES jack
5
3. Location of Users Controls
Rear Panel
S-VIDEO OUT
(DVD ONLY)
1. AUDIO IN jacks
2. VIDEO IN jack 8. AM ANTENNA connector
3. MONITOR OUT jack 9. FM ANTENNA connector
4. DIGITAL OUTPUT jack 10. FRONT SPEAKER connectors
5. S VIDEO OUT jack 11. CENTER SPEAKER connectors
6. SCART jack or COMPONENT VIDEO OUTPUT 12. WOOFER SPEAKER connector
Y/Pb/Pr jacks(Optional) 13. REAR SPEAKER connectors
7. Power cord 14. SUBWOOFER output jack
Display
1. Pro Logic indicator
2. DOLBY DIGITAL indicator 13. PLAY indicator
3. DTS indicator 14. PAUSE indicator
4. DVD indicator 15. TITLE indicator
5. VCD indicator 16. CHAPTER indicator
6. MP3 indicator 17. TRACK indicator
7. SLEEP indicator 18. DSP indicator
8. REPEAT indicator 19. STEREO indicator
9. ALL indicator 20. RANDOM indicator
10. TOTAL indicator 21. MUTE indicator
11. REMAIN indicator 22. PBC(Playback Control) indicator
12. RDS indicator 23. PLAYING INFORMATION display
6
3. Location of Users Controls
Remote Controller
1. STANDBY/ON button
2. OPEN/CLOSE button
3. MUTE button
4. INPUT SELECTOR: DVD button
/ TV SYSTEM button
5. INPUT SELECTOR: TUNER(FM/AM) button
6. INPUT SELECTOR: VIDEO, TV/AUX button
7. FAST REVERSE(FR) ( ) button
8. SKIP PREV ( ) button
9. SPEAKER SETUP button
10. CH LEVEL button
11. PLAY ( ) button
12. STOP( ) button
13. MENU/RETURN button
14. PAUSE/STEP button
15. Number buttons
16. DISPLAY/FM MODE button
17. TEST TONE button
18. SUBTITLE button
19. SLOW button
20. A-B REPEAT button
21. ANGLE button
22. RANDOM button
23. DIGEST/RDS MODE button
24. MPX/PTY SEARCH button
25. SLEEP button
26. FAST FORWARD(FF) ( ) button
27. SKIP NEXT ( ) button
28. MOVE / / / /ENTER buttons
29. SURROUND MODE button
30. TITLE button
31. VOLUME / buttons
32. SET-UP button
33. GO TO/AUTO MEMORY button
34. DELAY TIME button
35. AUDIO button
36. ZOOM button
37. REPEAT button
38. PBC button
7
4. Connecting to Equipment
Connecting to TV
S-VIDEO OUT
(DVD ONLY)
Connecting to AUDIO & VIDEO
S-VIDEO OUT
(DVD ONLY)
8
4. Connecting to Equipment
Connecting to 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.
S-VIDEO OUT
(DVD ONLY)
9
5. Trouble Shooting Guide
Basic Operating
Insert AC Power Cord.
Is STANDBY LED on? No
Check POWER
Yes SUPPLY circuit.
Check connection
CN700, CW712, CW902
Turn Power on.
Is POWER on? No
Yes Check power supply circuit.
Does initial read work No
Check LASER circuit.
Yes Check focus circuit.
Check disc.
Check protect circuit.
Does it paly? No
Yes Check tracking
SERVO circuit
Does it output audio? No
Yes
OK Check AUDIO circuit.
10
5. Trouble Shooting Guide
Mi-Com Circuit
Push power on.
Does DVD appear
No
at VFD ?
Yes Check Power. No
Does loading appear
No
at VFD ? Yes
Check connector Yes Check loader.
No CW701 if it normaly? Check MPEG PCB.
Check Power Supply Circuit.
Does no DISC or
Yes time appear at VFD ? No
Check power
Yes supply circuit of No
regulator PCB.
Check if DVD an Audio
Recheck It. Check MPEG PCB.
Micom interface is OK.
Yes Refer to Power
Supply Circuit.
Check Oscillator
of XC750.
No
Yes Replace XC750.
Check if IC400
Pin3 is work? No
Yes Check DVD Reset control.
Check if Connector
CN703 are work? No
Yes Check from Micom
to DVD interface.
Check if IC750
No
Pin72 is High?
Yes Check +5.0V line.
Check if IC750
No
Pin24 is High ?
Yes Check Power down line.
Check if IC750
Pin25 is High ?
No
Yes
Replace IC750 Check Protection Circuit.
11
5. Trouble Shooting Guide
Front Circuit
Insert AC Power Cord.
1
LED ON No
Check if the Check if the
Yes No No
CW700 is OK ? POWER PART of the
FRONT is OK.
STANDBY ON
Yes Re connect it. Yes Refer to POWER
SUPPLY circuit.
Check if the Check if the
FRONT POWER No IC750 PIN(22),(23) No
LED OFF No is OK. is OK.
Refer to POWER
Yes Yes
SUPPLY circuit.
Yes CW712 Pin(1) : 5V
Refer to
Check if the Refer to KEY-IN line
MICOM circuit.
IC750 OSC PIN wave- No
Does initial work ? No form is OK.
Yes Replace XC750 2
Yes
Check if the IC750 No
PIN(72) is OK. Check if the
POWER PART of the No
FRONT is OK.
Yes Refer to POWER
SUPPLY circuit. Yes Refer to Power
Supplycircuit.
Check if the FL700 No
PINS are OK Check if the
Check if ALL
BUTTONS are OK.
No 1 IC750 PIN(14) (15)
is OK.
No
Yes
Check if the
Yes VR700,HR714,HR715 No
Refer to Check PATTERN and Yes
is OK.
MICOM circuit. RESOLDERING.
Check if the
VOLUME is OK.
No 2 Yes
Yes
Refer to Replace VR700,
MICOM circuit. HR714, HR715
Check if the
HEADPHONE is OK. No
Yes
Check if the
POWER is OK. No
Check if the
No
REMOCON is OK.
Refer to Power
Yes Supply circuit.
Check if the
POWER PART of the No
Yes FRONT is OK.
Check if the
J700 PIN(4) No
Yes Refer to Power is High.
Supply circuit.
Check if the Yes Check J700 circuit.
REMOCON waveform of No
the IC750 PIN(2)
Check if the Check if the
No HEADPHONE Jack No
IC700 PIN(1) is OK.
is OK.
Yes
Yes Yes
Front PCB OK Refer to Check RMC circuit.
Replace IC700 Check MAIN PCB Replace H/P JACK
MICOM circuit.
12
5. Trouble Shooting Guide
Audio Block
MAIN VOLUME & REMOTE CONTROL
CHANNEL Level
Abnormal
Abnormal
Check if the
No Check if the IC750 No
IC300, IC310, IC400 is
PIN2 is OK.
OK.
Yes Yes
Refer to FRONT PCB Refer to DAC IC310 Refer to MICOM Refer to RMC
Subwoofer output
H/P outout Abnormal
Abnormal
Checkif the Checkif the
IC310 PIN 26, 27 No IC310 PIN 26, 27 No
waveform is OK. waveform is OK.
Refer to DAC IC310 Refer to DAC IC310
Yes Yes
Checkif the Checkif the
IC404 PIN 1, 7 No IC400 PIN 36 No
waveform is OK. waveform is OK.
Refer to H/P AMP IC404 Refer to VOL IC400
Yes Yes
Checkif the
Check if the
No IC803 PIN 4 No
H/P Jacknis OK. waveform is OK.
Replace H/P Jack Refer to SW AMP IC803
Yes Yes
Refer to H/P
Control circuit
Check if the SW No
Jack is OK
Yes
OK Replace SW Jack
13
5. Trouble Shooting Guide
DVD Block
SOUND Abnormal
Check if the IC310 No
is OK.
Refer to MPEG circuit.
Yes
Check if the
IC301, IC302, IC303 No
is OK.
Check if the Micom
Yes interface is OK. No
Check if the
No SPK OUT is OK.
Yes
Yes
Refer to AMP circuit. OK Refer to MICOM circuit. Replace to FRONT circuit.
VIDEO OUT Abnormal
OPEN/CLOSE Abnormal
Check if the VIDEO No
JACK is OK
Refer to VIDEO JACK
Yes
Check if the FRONT
No
CONTROL is OK.
Check if the CW610 No Yes Check if CW712
is OK No
is OK.
Check if the IC600 Check if the IC750 Refer to MICOM circuit.
No No
PIN(8) is OK is OK.
Refer to MICOM circuit. Yes Refer to MICOM circuit.
Yes
Yes
Check if the IC600 Check if the CN703
No cable is nomally.
No
PIN(1) is OK
Yes Yes
Replace to POWER Replace DECK
Replace it. OK Supply circuit. MECHA DVD
Reconnect it
14
6. DVD Program Download Method
INSERT THE UPDATE DISC INTO THE DISC TRAY, THEN THE DVD RECEIVER READS
THE DISC AND UPDATE THE FIRMWAFE ITSELF AS FOLLOWINGS.
@ INSERT THE UPDATE DISC.
NO STATUS VFD MONITOR SET CONDITION
1 STARTING UPDATE DISC LOADING LOADING DOOR CLOSE
TRK
2 DETECT THE UPDATE DISC 000 0:00:00 ES6028.ROM DOOR CLOSE
TRK
3 READ THE DISC 000 0:00:00 WRITING/ERASE DOOR CLOSE
TRK
4 COMPLETED THE READ 000 0:00:00 DONE DOOR CLOSE
TRK
5 COMPLETED THE UPDATE 000 0:00:00 DOOR OPEN 1)
END
TRK
DOOR CLOSE : 2)
6 000 0:00:00
4 SEC
NOTE :
1) AFTER DOOR OPEN, EJECT THE UPDATE DISC.
2) AFTER COMPLETED, POWER OUT AND IN AGAIN.
CAUTION :
WHILE DOOR OPEN, IF CD DOOR IS CLOSED BY TOUCH, OR POWER BUTTON
IS PRESSED THEN FLASH MEMORY WILL BE ERASED.
15
7. Waveforms of Major Check Method
TEST POINT : DVD TEST DISC MDVD-W111 TRACK2 COLOR BAR
Audio Out Signal Waveform DAC Output Signal Waveform
Optical Output Audio Data Signal waveform L/R Clock Data Waveform During Normal Play
Serial Data Output Waveform During Normal Play
16
7. Waveforms of Major Check Method
TEST POINT : DVD TEST DISC MDVD-W111 TRACK2 COLOR BAR
Pr Output Data Waveform in Component Output
Pb Output Data Waveform in Component Output
Y Output Data Waveform in Component Output
17
8. Internal Block Diagram of ICs
CS4360
BA4560F
LA7952
18
8. Internal Block Diagram of ICs
NJW1104
80 51
81 50
100 31
1 30
LIN Input Autobalance Center Mode LOUT
Noise Sequencer
RIN Adaptive Matrix COUT
L+R ROUT
L-R
Modified
Delay
EXTIN B-NR SOUT
7KHz
LPF
MCU Interface SW. Controller ADD/SUB
.
DATA
SCK
REQ
AUX1-10
MD1
MD2
Pin No. Pin Name Pin No. Pin Name Pin No. Pin Name Pin No. Pin Name
1 RLC3 26 NC 51 NC 76 DBIN
2 RLC8 27 NC 52 NC 77 DBC1
3 RLC6 28 NC 53 NC 78 DBC2
4 LLI 29 NC 54 NC 79 DBC3
5 LBPF 30 NC 55 NC 80 LOUT
6 RLI 31 VSS 56 NC 81 ROUT
7 RBPF 32 AUX1 57 NC 82 COUT
8 LT 33 AUX2 58 NC 83 SOUT
9 RT 34 AUX3 59 NC 84 CMC
10 LIN 35 AUX4 60 NC 85 SMRO
11 RIN 36 AUX5 61 NC 86 SMRI
12 HOLDC 37 AUX6 62 VDD 87 EXTIN
13 NGC3 38 AUX7 63 VCC 88 VREF
14 NGC2 39 AUX8 64 SDOUT 89 IREF
15 NGC1 40 AUX9 65 LPF1IN 90 PSC3
16 GND 41 AUX10 66 LPF1OUT 91 PSC6
17 MD1 42 RST 67 OPA1IN 92 PSC2
18 MD2 43 TESTCNT 68 OPA1OUT 93 PSC5
19 VSS 44 DATA 69 CC1 94 PSC1
20 NC 45 SCK 70 CC2 95 PSC4
21 NC 46 REQ 71 OPA2IN 96 RLC5
22 NC 47 CLK2 72 OPA2OUT 97 RLC2
23 NC 48 CLK1 73 LPF2IN 98 RLC1
24 NC 49 VDD 74 LPF2OUT 99 RLC4
25 NC 50 NC 75 LPFIN 100 RLC7
19
8. Internal Block Diagram of ICs
TDA7265/7269A
+VS
1000