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SERVICE MANUAL

Ver. 1.3 2005.11
HCD-DX150/DX170/DX250 are the amplifier, DVD/
CD and tuner section in DAV-DX150/DX170/DX250.
This system incorporates with Dolby* Digital and Dolby
Pro Logic (II) adaptive matrix surround decoder and the
DTS** Digital Surround System.
* Manufactured under license from Dolby Laboratories.
"Dolby", "Pro Logic" and the double-D symbol are
trademarks of Dolby Laboratories.
** Manufactured under license from Digital Theater
Systems, Inc. "DTS" and "DTS Digital Surround" are
trademarks of Digital Theater Systems, Inc.
AUDIO POWER SPECIFICATIONS
for the US model
POWER OUTPUT AND
TOTAL HARMONIC
DISTORTION:
With 3 ohm loads, both
channels driven, from
200 – 20,000 Hz; rated
55 watts per channel
minimum RMS power,
with no more than 0.7 %
total harmonic distortion
from 250 milli watts to
rated output.
Amplifier section
DX150
North American model:
Surround mode (reference) music power output
Front: 133 W + 133 W
(with SS-TS31)
Center*: 133 W
(with SS-CT31)
Surround*: 133 W + 133
W
(with SS-TS31B)
Subwoofer*: 135 W
(with SS-WS31)
Sony Corporation
9-879-398-04
Home Audio Division
2005K16-1
Published by Sony Engineering Corporation
© 2005.11
Photo: HCD-DX150
Model Name Using Similar Mechanism
Mechanism Type
Optical Pick-up Name
SPECIFICATIONS
Central/South American models
Stereo mode (rated)
55 W + 55 W (DIN)
Surround mode (reference) music power output
Front: 120 W + 120 W
Center*: 120 W
Surround*: 120 W + 120
W
Subwoofer*: 120 W
Other models:
Stereo mode (rated)
55 W + 55 W (3 ohms at 1
kHz, DIN)
Surround mode (reference) music power output
Front: 133 W + 133 W
(with SS-TS31)
Center*: 133 W
(with SS-CT31)
Surround*: 133 W + 133
W
(with SS-TS31B)
Subwoofer*: 135 W
(with SS-WS31)
DX170
Surround mode (reference) music power output
Front: 143 W + 143 W
(with SS-TS31)
Center*: 143 W
(with SS-CT31)
Surround*: 143 W + 143
W
(with SS-TS31B)
Subwoofer*: 285 W
(with SS-WS32)
HCD-DX150/DX170/
Canadian Model
HCD-DX150/DX170/DX250
Australian Model
DX250
Surround mode (reference) music power output
Depending on the sound field settings and the source,
there may be no sound output.
Inputs
VIDEO/SAT (AUDIO IN) Sensitivity: 250/450 mV
Phones
DVD RECEIVER
DX250
US Model
E Model
HCD-DX150
NEW
CDM81C-DVBU101
KHM-310CAB/C2NP
Front: 143 W + 143 W
(with SS-TS41)
Center*: 143 W
(with SS-CT31)
Surround*: 143 W + 143
W
(with SS-TS31B)
Subwoofer*: 285 W
(with SS-WS32)
Impedance: 50 kilohms
Accepts low-and high-
impedance headphones.
— Continued on next page —

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Table of Contents

   Summary of Contents for Sony HCD-DX170

  • Page 1: Service Manual

    Center*: 143 W (with SS-WS31) — Continued on next page — (with SS-CT31) Surround*: 143 W + 143 DVD RECEIVER (with SS-TS31B) Subwoofer*: 285 W (with SS-WS32) Sony Corporation 9-879-398-04 Home Audio Division 2005K16-1 Published by Sony Engineering Corporation © 2005.11...
  • Page 2 2-541-507-4[] System PLL quartz-locked digital HCD-DX150 E32 2-541-507-5[] synthesizer system FM tuner section HCD-DX150 SP 2-541-507-6[] Tuning range HCD-DX170 US 2-588-786-0[] North American models: 87.5 – 108.0 MHz HCD-DX170 CND 2-588-786-1[] (100 kHz step) HCD-DX250 US 2-588-786-2[] Other models: 87.5 – 108.0 MHz...
  • Page 3: Leakage Test

    THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. FONCTIONNEMENT. NE REMPLACER CES COM- POSANTS REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS IN SUPPLEMENTS PUBLISHED BY SONY.
  • Page 4: Table Of Contents

    HCD-DX150/DX170/DX250 Ver. 1.2 TABLE OF CONTENTS SERVICING NOTE 5-2. Printed Wiring Board – DVD Mechanism Section – ..33 ........... 5 5-3. Schematic Diagram – DVD Mechanism Section – ..34 5-4. Printed Wiring Board – DMB10 Section (Side A) – ..35 GENERAL ..............
  • Page 5: Servicing Note

    E XX To prevent a malfunction, the system has performed the self- (xx is a number) diagnosis function. ,Contact your nearest Sony dealer or local authorized Sony service facility and give the 5- character service number. Example: E 61 10...
  • Page 6 HCD-DX150/DX170/DX250 • SERVICE POSITION-1 (DVD MECHANISM DECK) DVD MECHANISM DECK Insulation seat • SERVICE POSITION-2 (DMB10 BOARD) DMB10 board...
  • Page 7 HCD-DX150/DX170/DX250 • SERVICE POSITION-3 (MAIN BOARD) Extension cable (J-2501-244-A 21p) MAIN board • SERVICE POSITION-4 (FL BOARD) FL board...
  • Page 8: General

    HCD-DX150/DX170/DX250 SECTION 2 This section is extracted from instruction manual. GENERAL Index to Parts and Controls For more information, refer to the pages indicated in parentheses. Front panel A "/1 (on/standby) (25, 29, 70) H ./> (30) B Disc tray (29) I FUNCTION (29) C DISC 1-5 (29) J PHONES jack (29)
  • Page 9 HCD-DX150/DX170/DX250 J CLEAR, - (26, 31, 65) Remote K TOP MENU (34) L C/X/x/c/ENTER (25, 31, 55, 60, 66, 70, M O RETURN (35) REPLAY, STEP (30) O . PRESET –, TV CH – (26, 30, 64, 68) P m/ SLOW, TUNING –...
  • Page 10: Disassembly

    HCD-DX150/DX170/DX250 SECTION 3 DISASSEMBLY 3-1. DISASSEMBLY FLOW • This set can be disassembled in the order shown below. • The dotted square with arrow ( ) prompts you to move to the next job when all of the works within the dotted square ) are completed.
  • Page 11: Case, Front Panel Assy

    HCD-DX150/DX170/DX250 Note: Follow the disassembly procedure in the numerical order given. 3-2. CASE, FRONT PANEL ASSY 4 two screws (CASE3 TP2) 6 six screws (+BV 3) 7 case 5 two screws (CASE3 TP2) 8 w ire (flat type) 19p(CN509) qs claw 9 connector 0 screw (+BV 3) qf front panel assy...
  • Page 12: Fl Board, H/p Board

    HCD-DX150/DX170/DX250 3-3. FL BOARD, H/P BOARD 0 shield (front) 3 knob (vol) qa wire (flat type) 9p(CN802) 4 nut 9 wire (flat type) 9p(CN803) qf FL board 6 sheet two tapping screws 2 H/P board (+P2.6 × 6) 8 four screws (+BV 3) 1 froating screw qd connector (PTPWHM 2.6)
  • Page 13: Io Board, Dc Fan

    HCD-DX150/DX170/DX250 3-5. IO BOARD, DC FAN 5 wire (flat type) 23p(CN601) 6 wire (flat type) 13p(CN201) 0 wire (flat type) 11p(CN101) qf IO board qa tuner 9 two screws (+BV 2.6 × 6) 2 connector (CN300) qs screw (+BV 3) 1 connector (CN901) qd two screws (+BV 3)
  • Page 14: Main Board

    HCD-DX150/DX170/DX250 3-7. MAIN BOARD 1 two screws (+BV 3) 2 screw (BVTP 3 × 12) 6 wire (flat type) 7p(CN503) 3 heat sink (AMP) 7 wire (flat type) 23p(CN507) 5 wire (flat type) 0 two screws (+BV 3) 21p(CN508) 4 wire (flat type) 8 wire (flat type) 11p(CN505) 11p(CN504)
  • Page 15: Dvd Mechanism Deck (cdm81c-dvbu101)

    HCD-DX150/DX170/DX250 3-9. DVD MECHANISM DECK (CDM81C-DVBU101) 1 connector 2 w ire (flat type) (CN201) 21p(CN508) 3 five screws (+BV 3) 4 DVD mechanism deck (CDM81C-DVBU101)
  • Page 16: Tray

    HCD-DX150/DX170/DX250 3-10. TRAY 2 two screws (+BTP 2.6 × 8) 1 two screws 3 bracket (+BTP 2.6 × 8) 5 tray 3-11. MOTOR BOARD, M761 (LD/ST MOTOR), M762 (BU U/D MOTOR) 1 screw (+BTP 2.6 × 8) 3 screw (+BTP 2.6 × 8) 2 bracket 4 MOTOR board 5 Remove soldering from the two points.
  • Page 17: Base Unit (dvbu101)

    HCD-DX150/DX170/DX250 3-12. BASE UNIT (DVBU101) 1 two floating screws (+PTPWH2.6) 3 base unit (DVBU101) 2 floating screw (+PTPWH2.6) 3-13. OPTICAL PICK-UP (KHM-310CAB/C2NP) qa insulator 7 insulator screw 3 insulator screw qs insulator 9 insulator 8 insulator screw 4 insulator screw qd optical pick-up (KHM-310CAB/C2NP) 0 insulator...
  • Page 18: Gear (sub Tray 1), Gear (sub Tray 2)

    HCD-DX150/DX170/DX250 3-14. GEAR (SUB TRAY 1), GEAR (SUB TRAY 2) PRECAUTION DURING GEAR (SUB TRAY 1/2) INSTALLATION 1 five screws (+PTPWH 2.6 × 8) Align the marks of the gears as shown in the illustration. 4 three gears (sub tray 1) gear (sub tray 2) 2 gear (sub tray 2) gear (sub tray 1)
  • Page 19: Stocker Section

    HCD-DX150/DX170/DX250 3-16. STOCKER SECTION 2 stocker section 1 Rotate the gear (SS3) in the direction of the arrow. 3-17. CAM (STOCKER) PRECAUTION DURING CAM (STOCKER) INSTALLATION Before installing the cams (stocker), fix the gear (stocker 3) in the manner so that the hole of the gear (stocker 3) should be aligned with the hole of the chassis located beneath 4 lever (SW) the gear (stocker 3).
  • Page 20: Gear (stocker 3)

    HCD-DX150/DX170/DX250 3-18. GEAR (STOCKER 3) PRECAUTION DURING GEAR (STOCKER 3) INSTALLATION 1 screw (+PTPWH 2.6 × 8) Be sure to align the rib of the gear (stocker 3) with the groove of the rotary encoder. 2 gear (stocker 3) groove rotary encoder gear (stocker 3) (ST U/D encoder)
  • Page 21: Gear (bu1)

    HCD-DX150/DX170/DX250 3-20. GEAR (BU1) 1 belt (sub tray) PRECAUTION DURING GEAR (BU1) INSTALLATION 4 screw 2 screw Before re-assembling, slide the cam (BU) in the direction of (+PTPWH 2.6 × 8) (+PTPWH 2.6 × 8) the arrow. Assemble the gear (BU1) in such a manner that the groove 3 pulley (BU) of the cam (BU) is aligned with the rib of the gear (BU1).
  • Page 22: Test Mode

    HCD-DX150/DX170/DX250 SECTION 4 TEST MODE 3. Disc Tray Lock Note 1: Regarding the notification symbol “R” The disc tray lock function for the antitheft of an demonstration Because the number of the operating buttons of this product disc in the store is equipped. are limited, some operations require use of the operating Setting Procedure : buttons of the remote commander, When a specific operation...
  • Page 23 HCD-DX150/DX170/DX250 Ver. 1.3 4-4. MIRROR TIME ADJUSTMENT DVD SECTION [TEST DISC LIST] To enter Mirror Time Adjustment, press 5 “R” button on the remote Be sure to use the DVD disc that matches the signal standards of commander. The screen will appear as below. your region.
  • Page 24 HCD-DX150/DX170/DX250 (3) Select “5. MIRR time Adjust”. (14) Confirm the same values are displayed. If it is not same, return to step 7. Drive Manual Operation MIRR time Adjust Menu 1. Servo Control 2. Track/Layer Jump 1. CD MIRR time Check: 3.
  • Page 25 HCD-DX150/DX170/DX250 4-5. EXECUTING IOP MEASUREMENT (5) Wait until a hexadecimal number appear. Manual Adjust In order to execute mirror time adjustment, the following standard procedures must be followed. 1. Track Balance Adjust: 2. Track Gain Adjust: (1) In standby mode, press three buttons x , A and VOLUME 3.
  • Page 26 HCD-DX150/DX170/DX250 Ver. 1.3 ELECTRICAL ADJSTMENT Checking Location: DMB10 board or DMB11 board (Side A) DVD SECTION When the base unit is replaced, perform the adjustment and the measurement as shown below in this order. 1) MIRROR TIME ADJUSTMENT (See page 23) 2) EXECUTING IOP MEASUREMENT (See page 25) [TEST DISC LIST] Be sure to use the DVD disc that matches the signal standards of...
  • Page 27: Diagrams

    HCD-DX150/DX170/DX250 SECTION 6 DIAGRAMS • Circuit Boards Location THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. (In addition to this, the necessary note is printed in each block.) For Schematic Diagrams. For Printed Wiring Boards. Note: Note: •...
  • Page 28: Block Diagram - Rf/servo Section

    HCD-DX150/DX170/DX250 6-1. BLOCK DIAGRAM – RF/SERVO SECTION – DVDRFIP DVDA DVDB DETECTOR DVDC DVDD 8 NA 9 NB IC102 (1/3) CD/DVD RF AMP, FOCUS/TRACKING ERROR AMP DVD SYSTEM PROCESSOR • Signal Path OPTICAL PICK-UP DIGITAL SERVO PROCESSOR BLOCK : CD PLAY (KHM-310CAB) LI M SW : DVD PLAY...
  • Page 29: Video Section

    HCD-DX150/DX170/DX250 – VIDEO SECTION – • Signal Path : VIDEO : CHROMA : COMPONENT VIDEO : R, G, B IC201 VIDEO AMP, 75Ω DRIVER 6 YIN YOUT YUV1 S VIDEO(DVD ONLY) 2 CIN COUT YUV2 J201 MONITOR OUT VOUT YUY3 4 CVBSIN VOUT VIDEO...
  • Page 30: Amp Section

    HCD-DX150/DX170/DX250 – AMP SECTION – IC3601 A/D CONVERTER IC4501 BUFFER D1 - D3, SCK, 1 LIN DOUT BCKO, LRCKO LRCKO AUDIO SECTION BCKO R-CH 2 RIN SCKI IC701 LD/ST MOTOR DRIVER S781 ALRCK 9 RIN OUT1 IC503 LD/ST MTR NEG ABCK M761 ROTARY...
  • Page 31: Audio Section

    HCD-DX150/DX170/DX250 – AUDIO SECTION – IC301 IC108 HEADPHONE STREAM PROCESSOR J801 HPOUTL1 PHONES HPOUTL2 • Signal Path Q507 HPOUTR1 Q806 - 809 : AUDIO MUTING MUTING HPOUTR2 CONTROL IC101 POWER DRIVER SPEAKER D1 – D3, SCK, BCKO, LRCKO 31 DATA OUTR1 2 PWMBP OUTB...
  • Page 32: Power Section

    HCD-DX150/DX170/DX250 – POWER SECTION – DC/DC CONVERTER T801 T901 D901 TRANSFORMER(MAIN) TO FLUORESCENT AC IN RECT INDICATOR TUBE D801,802 D804,805 D931 IC901 Q801 D905 +31.5V Q901 POWER VOLTAGE PROTECTION Q943,947 CONTROLLER VOLTAGE DETECT PC901 PHOTO IC509 (4/4) COUPLER SYSTEM CONTROLLER CN701 PC903 PHOTO...
  • Page 33: Printed Wiring Board - Dvd Mechanism Section

    HCD-DX150/DX170/DX250 • See page 27 for Circuit Boards Location. 6-2. PRINTED WIRING BOARD – DVD MECHANISM SECTION – MOTOR BOARD SENSOR BOARD M761 M762 1-861-240- (11) (LD/ST MOTOR) (BU U/D MOTOR) (11) 1-861-244- SW(1) BOARD 1-861-241- (11) SW(2) BOARD TRANSLATION BOARD 1-861-242- (11) ENCODER BOARD...
  • Page 34: Schematic Diagram - Dvd Mechanism Section

    HCD-DX150/DX170/DX250 • See page 54 for IC Block Diagrams. 6-3. SCHEMATIC DIAGRAM – DVD MECHANISM SECTION – (2/7) CN508 (Page 44) IC751 HCD-DX150/DX170/DX250...
  • Page 35: Printed Wiring Board - Dmb10 Section (side A)

    HCD-DX150/DX170/DX250 Ver. 1.1 ✩ IC103 (EEP ROM) can not be replaced • See page 27 for Circuit Boards Location. 6-4. PRINTED WIRING BOARD – DMB10 SECTION (SIDE A) – :Uses unleaded solder. individually. Replace it with DMB10 board assembly for service. •...
  • Page 36: Printed Wiring Board - Dmb10 Section (side B)

    HCD-DX150/DX170/DX250 • See page 27 for Circuit Boards Location. 6-5. PRINTED WIRING BOARD – DMB10 SECTION (SIDE B) – :Uses unleaded solder. • Semiconductor Location Ref. No. Location D3601 D3602 IC105 IC107 IC3601 IC3601 IC4501 IC4502 Q101 Q102 IC107 IC4501 IC4502 IC105 HCD-DX150/DX170/DX250...
  • Page 37: Schematic Diagram - Dmb10 Section (1/4)

    HCD-DX150/DX170/DX250 • See page 54 for IC Block Diagrams. 6-6. SCHEMATIC DIAGRAM – DMB10 SECTION (1/4) – FL401 CN401 FB402 FB404 JL4601 JL4602 FL403 JL4603 JL4604 FB403 FB406 JL4605 JL4606 JL4607 JL4608 C402 C403 JL4609 JL4610 6.3V FL402 FB401 FB405 R3611 IC3601 PCM1803DBR...
  • Page 38: Schematic Diagram - Dmb10 Section (2/4)

    HCD-DX150/DX170/DX250 Ver. 1.3 • See page 61 for IC Pin Function Description. • See page 54 for Waveforms. 6-7. SCHEMATIC DIAGRAM – DMB10 SECTION (2/4) – JL4701 DMB10 JL4702 R4701 R138 R1120 JL4703 100k R143 R1121 JL4704 JL4705 R1527 R1125 JL4706 C149 R4702...
  • Page 39: Schematic Diagram - Dmb10 Section (3/4)

    HCD-DX150/DX170/DX250 Ver. 1.3 New part of EEP ROM (IC103) on the DMB10 board or DMB11 board cannot be 6-8. SCHEMATIC DIAGRAM – DMB10 SECTION (3/4) – used. Therefore, if the mounted DMB10 board (A-1088-070-A, etc.) is replaced, exchange new EEP ROM (IC103) with that used before the replacement. C181 RB106 IC101...
  • Page 40: Schematic Diagram - Dmb10 Section (4/4)

    HCD-DX150/DX170/DX250 6-9. SCHEMATIC DIAGRAM – DMB10 SECTION (4/4) – R225 R223 100k 100k R232 R234 R231 R221 C211 0.033 C209 R230 C233 0.033 0.0047 C212 R233 C215 0.01 0.01 R220 R212 C214 0.001 CL209 R246 4.7k R208 R214 CN201 CL210 JL201 C205 CL201...
  • Page 41: Printed Wiring Board - Main Section (side A)

    HCD-DX150/DX170/DX250 • See page 27 for Circuit Boards Location. 6-10. PRINTED WIRING BOARD – MAIN SECTION (SIDE A) – :Uses unleaded solder. • Semiconductor Location Ref. No. Location D503 D914 D915 D923 D925 D932 IC101 IC102 IC103 IC104 IC105 IC106 IC107 IC108 170,250...
  • Page 42: Printed Wiring Board - Main Section (side B)

    HCD-DX150/DX170/DX250 • See page 27 for Circuit Boards Location. 6-11. PRINTED WIRING BOARD – MAIN SECTION (SIDE B) – :Uses unleaded solder. SPEAKER IMPEDANCE USE WOOFER 1.35Ω FRONT/CENTER/SURROUND 2.7Ω • Semiconductor Location FRONT R FRONT L SURR R CENTER SURR L WOOFER Ref.
  • Page 43: Schematic Diagram - Main Section (1/7)

    HCD-DX150/DX170/DX250 • See page 58 for IC Pin Function Description. • See page 54 for Waveform. 6-12. SCHEMATIC DIAGRAM – MAIN SECTION (1/7) – CN509 FFC-S-1.0 R628 R608 R710 R711 R712 R624 R714 R715 R716 R718 C856 R744 R721 R732 R734 R742 Q507...
  • Page 44: Schematic Diagram - Main Section (2/7)

    HCD-DX150/DX170/DX250 6-13. SCHEMATIC DIAGRAM – MAIN SECTION (2/7) – IC515 IC TA7809LS TP517 C595 C596 C597 R704 47 35V 0.33 R703 IC516 IC TA7805LS TP518 C602 C601 C598 0.33 47 35V TP543 TP538 FB501 TP542 R618 R617 R674 R684 CN508 IC510 IC504 BH2210FV-E2...
  • Page 45: Schematic Diagram - Main Section (3/7)

    HCD-DX150/DX170/DX250 • See page 55 for IC Block Diagrams. 6-14. SCHEMATIC DIAGRAM – MAIN SECTION (3/7) – R345 R347 TP331 R317 R316 EB907 TERMINAL BOARD R319 TP334 C324 25V F R382 R381 R353 R380 IC110 C323 25V F CXD9843AR C327 25V F R326 R379...
  • Page 46: Schematic Diagram - Main Section (4/7)

    HCD-DX150/DX170/DX250 • See page 55 for IC Block Diagrams. 6-15. SCHEMATIC DIAGRAM – MAIN SECTION (4/7) – R384 R480 R383 C137 IC106 R120 R128 25V F CXD9775M C116 1 16V F C372 1 50V R247 R431 C186 100k 0.033 50V B R176 R119 D303...
  • Page 47: Schematic Diagram - Main Section (5/7)

    HCD-DX150/DX170/DX250 • See page 55 for IC Block Diagram. • See page 54 for Waveform. 6-16. SCHEMATIC DIAGRAM – MAIN SECTION (5/7) – Q303 2SD1388TP-34 CN300 C307 R428 R424 R426 2.2k 1.5k R325 Q302 R429 2SC3052EF-T1-LEF 1.2k Q304 R346 2SC3052EF-T1-LEF C248 R427 TP341...
  • Page 48: Schematic Diagram - Main Section (6/7)

    HCD-DX150/DX170/DX250 • See page 55 for IC Block Diagrams. 6-17. SCHEMATIC DIAGRAM – MAIN SECTION (6/7) – IC103 Q106 Q108 CXD9775M 2SA1235TP-1EF 2SA1235TP-1EF C113 1 16V R113 L133 J201 C183 TERMINAL BOARD C394 0.033 C393 R173 C286 0.0022 C190 Q105 C223 C263 2SA1235TP-1EF...
  • Page 49: Schematic Diagram - Main Section (7/7)

    HCD-DX150/DX170/DX250 6-18. SCHEMATIC DIAGRAM – MAIN SECTION (7/7) – R930 R924 C938 D931 YG906C2R CN901 FH901 FH902 C966 C963 HOLDER HOLDER TH901 D901 L931 JW902 C931 FUSE FUSE D5SBA60F01 T901 TP903 TP901 MAIN TRANSFORMER TP904 TP902 F901 JW904 C920 R901 VDR901 0.01 R931...
  • Page 50: Printed Wiring Board - Panel Section

    HCD-DX150/DX170/DX250 • See page 27 for Circuit Boards Location. 6-19. PRINTED WIRING BOARD – PANEL SECTION – :Uses unleaded solder. IC803 DICS 5 DICS 4 DICS 3 DICS 2 DICS 1 • Semiconductor Location Ref. No. Location D801 D802 D803 D804 D805 D811...
  • Page 51: Schematic Diagram - Panel Section

    HCD-DX150/DX170/DX250 • See page 54, 56 for IC Block Diagrams. 6-20. SCHEMATIC DIAGRAM – PANEL SECTION – D811 D812 D813 D814 D815 SML-020MDT SML-020MDT SML-020MDT SML-020MDT SML-020MDT R866 S813 L813 R863 SW. KEY R868 R862 Q809 R835 R836 C884 4.7k 4.7k Q808 2SC5938-T112-1B...
  • Page 52: Printed Wiring Board - Io Section

    HCD-DX150/DX170/DX250 • See page 27 for Circuit Boards Location. 6-21. PRINTED WIRING BOARD – IO SECTION – :Uses unleaded solder. VIDEO/SAT AUDIO IN COMPONENT VIDEO OUT VIDEO P /C P /C MONITOR OUT • Semiconductor S VIDEO Location (DVD ONLY) Ref.
  • Page 53: Schematic Diagram - Io Section

    HCD-DX150/DX170/DX250 • See page 57 for IC Block Diagrams. • See page 54 for Waveforms. 6-22. SCHEMATIC DIAGRAM – IO SECTION – CN101 CN601 TP101 TP102 TP601 R114 R109 R102 C102 R115 R105 C103 100k 100k 22 25V R107 TP103 TP104 TP105 L201...
  • Page 54 HCD-DX150/DX170/DX250 • IC Block Diagrams • Waveforms – DMB10 Board – IC102 6 (DVDRFIP) IC102 <xx. (XTALI) IC102 <z.v (YUV1) – TRANSLATION Board – – LED Board – 1.3 Vp-p IC701, 711 BA6956AN IC803 BU2099FV 1.8 Vp-p 37 ns 700 mVp-p 500 mV/DIV, 20 µ...
  • Page 55 HCD-DX150/DX170/DX250 – MAIN Board – IC101-107 CXD9775M GVDD B GVDD GVDD B BST B DVDD DREG DREG GND 1 PVDD B GATE PWM BP 2 PVDD B RECEIVER DRIVE OUT B TIMING GND 3 OUT B CONTROL DGND & PROTECTION RESET 4 GATE DRIVE...
  • Page 56 HCD-DX150/DX170/DX250 – FL Board – IC802 uPD16315GB-3BS Grid driver Multiplexed driver SEG19/GRID10 Command decoder LED1 SEG18/GRID11 LED2 Display memory LED3 SEG17/GRID12 24 bits x 12 words LED4 Timing generator key scan DOUT SEG16/KS16 Key data memory Serial SEG15/KS15 (2 x 16 bits) interface SEG14/KS14 SEG13/KS13...
  • Page 57 HCD-DX150/DX170/DX250 – IO Board – IC602 MC14052BDR2 IC201 MM1623BFBE S-DC OUT VCC1 VCC2 S1/S2 150kΩ BIAS 200Ω C IN S-DC OUT 75Ω MUTE 1 C OUT DRIVER -6dB 6.75MHz CLAMP CVBS IN YC MIX CLAMP 75Ω Y IN CVBS OUT DRIVER 6.75MHz GND1...
  • Page 58 HCD-DX150/DX170/DX250 • IC Pin Function Description MAIN BOARD IC509 M30622MEP-A08FPUO (SYSTEM CONTROLLER) Pin No. Pin Name Description DAMP SCDT/DIAT SDATA Digital amp (IC108 to 110) data output DAMP SHIFT/DIAT SCLK Digital amp (IC108 to 110) data output XSCEN Voltage control for amp (not used) SIRCS_IN Sircs input DSP DIN/DIR DIN...
  • Page 59 HCD-DX150/DX170/DX250 Pin No. Pin Name Description DRIVE_OCP(DIAG) Digital amp (power driver) diag OVERFLOW1 Over flow status1 of digital amp (IC110) OVERFLOW2 Over flow status2 of digital amp (IC108 to 110) DAMP LATCH1 Digital amp (IC108) chip select1 signal output DAMP LATCH2 Digital amp (IC109) chip select2 signal output DAMP LATCH3 Digital amp (IC110) chip select3 signal output...
  • Page 60 HCD-DX150/DX170/DX250 Pin No. Pin Name Description KEY1 Key input 1 — Ground KEY0 Key input 0 DESTINATION Destination select VREF Reference Voltage (+3.3V) Power supply (+3.3V) M-ST/WMUTE Selector (IC503) WMUTE signal...
  • Page 61 HCD-DX150/DX170/DX250 DMB10 BOARD IC102 CXD9804R (CD/DVD RF AMP, FOCUS/TRACKING ERR AMP, DVD SYSTEM PROCESSOR, DIGGITAL SERVO PROCESSOR) Pin No. Pin Name Description AGND — Terminal Ground DVDA AC coupled input path A DVDB AC coupled input path B DVDC AC coupled input path C DVDD AC coupled input path D DVDRFIP...
  • Page 62 HCD-DX150/DX170/DX250 Pin No. Pin Name Description Not Used Not Used Not Used MAMUTE MAMUTE signal output to System Controller (IC509) DVDD18 — Power Supply (+1.8V) 53 to 58 IOA 2 to 7 Address bus 2 to 7 output to PROM (IC101) HIGHA0 Address bus 8 output to PROM (IC101) 60, 61...
  • Page 63 HCD-DX150/DX170/DX250 Pin No. Pin Name Description IR control signal input (not used) INT0 External interrupt0 (not used) DQMO DQM0 signal output to SD-RAM (IC104) DQS0 DQM signal input Data bus 7 from SD-RAM (IC104) DVSS — Terminal Ground 117, 118 RD 6, 5 Data bus 6, 5 from SD-RAM (IC104) DVSS...
  • Page 64 HCD-DX150/DX170/DX250 Pin No. Pin Name Description — Not Used DVDD18 — Power Supply (+1.8V) — Not Used DVSS — Terminal Ground LIMSW LIMSW signal output to Optical pick-up OCSW SEN signal input from System Controller (IC509) VCLK — Not Used CKSW —...
  • Page 65 HCD-DX150/DX170/DX250 Pin No. Pin Name Description ASDATA2 Auio serial data XRST — Not Used DVDD18 — Power Supply (+1.8V) ASDATA4 Auio serial data (not used) DVSS — Terminal Ground DWIDE — Not Used SDPIF — SPDIF output (not used) RFGND18 —...
  • Page 66: Exploded Views

    HCD-DX150/DX170/DX250 SECTION 7 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they • Abbreviation The components identified by mark 0 or may have some difference from the original : Australian model. dotted line with mark 0 are critical for safety. one.
  • Page 67: Front Panel Section

    HCD-DX150/DX170/DX250 Ver. 1.2 6-2. FRONT PANEL SECTION supplied supplied not supplied supplied supplied supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-244-969-01 FOOT X-2050-807-1 FRONT PANEL ASSY (DX250) 2-541-506-01 KNOB (VOL)(DX150) 2-569-597-01 BUTTON (POWER) 2-541-506-11 KNOB (VOL)(DX170/DX250) 4-985-672-01 SCREW (+PTPWH M2.6), FLOATING 2-515-794-01 WINDOW (FL) 3-077-331-01 +BV3 (3-CR)
  • Page 68: Chassis Section

    HCD-DX150/DX170/DX250 New part of EEP ROM (IC103) on the DMB10 board or DMB11 board cannot be Ver. 1.2 used. Therefore, if the mounted DMB10 board (A-1088-070-A, etc.) is replaced, exchange new EEP ROM (IC103) with that used before the replacement. 7-3.
  • Page 69: Dvd Mechanism Deck Section-1

    HCD-DX150/DX170/DX250 7-4. DVD MECHANISM DECK SECTION-1 (CDM81C-DVBU101) not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-251-849-01 LEVER (SW2) 4-251-829-02 TRAY (SUB) 4-251-991-01 SPRING (SW2), TORSION 4-985-672-01 SCREW (+PTPWHM2.6), FLOATING 4-251-860-01 LEVER (LOCK) 4-251-923-01 YOKE (310) 4-251-867-01 SPRING (LOCK), TORSION 4-251-821-02 BRACKET (TOP) 4-251-828-01 TRAY (MAIN)
  • Page 70: Dvd Mechanism Deck Section-2 (cdm81c-dvbu101)

    HCD-DX150/DX170/DX250 7-5. DVD MECHANISM DECK SECTION-2 (CDM81C-DVBU101) not supplied not supplied M761 M762 S771 not supplied not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-251-870-01 BELT (BU) 4-251-854-01 GEAR (BU1) 4-251-869-01 BELT (MAIN TRAY) 4-251-850-01 GEAR (MAIN TRAY 1) 4-251-841-01 GEAR (SUB TRAY 1) 4-251-856-01 GEAR (BU2)
  • Page 71: Dvd Mechanism Deck Section-3 (cdm81c-dvbu101)

    HCD-DX150/DX170/DX250 7-6. DVD MECHANISM DECK SECTION-3 (CDM81C-DVBU101) not supplied CDM81C-DVBU101 not supplied not supplied S781 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-985-672-01 SCREW (+PTPWH M2.6), FLOATING 4-251-838-01 GEAR (STOCKER 3) 4-251-873-01 SPRING (MODE), COMPRESSION 4-251-823-01 CHASSIS (CDM81) 4-251-874-02 SPRING (SW), TENSION A-4750-232-A TRANSLATION BOARD, COMPLETE...
  • Page 72: Base Unit (dvbu101)

    HCD-DX150/DX170/DX250 BASE UNIT (DVBU101) Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-4956-097-1 HOLDER (310) ASSY 3-087-599-01 INSULATOR SCREW 0 302 8-820-291-02 OPTICAL PICK-UP (KHM-310CAB/C2RP) 7-685-534-19 SCREW +BTP 2.6X8 TYPE2 N-S 3-088-372-01 INSULATOR The components identified by Les composants identifiés par mark 0 or dotted line with mark une marque 0 sont critiques...
  • Page 73: Electrical Parts List

    HCD-DX150/DX170/DX250 Ver. 1.2 SECTION 8 DMB10 ELECTRICAL PARTS LIST NOTE: • Due to standardization, replacements in the • CAPACITORS When indicating parts by reference number, uF: µF parts list may be different from the parts please include the board name. specified in the diagrams or the components •...
  • Page 74 HCD-DX150/DX170/DX250 Ver. 1.2 DMB10 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C178 1-126-208-21 ELECT CHIP 47uF CN302 1-784-366-21 CONNECTOR, FFC/FPC 7P C179 1-107-826-11 CERAMIC CHIP 0.1uF CN401 1-779-993-11 PIN, CONNECTOR (PWB) 5P C180 1-107-826-11 CERAMIC CHIP 0.1uF CN4501 1-784-370-21 CONNECTOR, FFC/FPC 11P C181...
  • Page 75 HCD-DX150/DX170/DX250 Ver. 1.2 DMB10 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark IC4501 8-759-573-97 IC SN74LVC541APWR R189 1-218-827-11 METAL CHIP 0.5% 1/10W IC4502 6-703-589-01 IC SN74LVC1G125DCKR R190 1-218-827-11 METAL CHIP 0.5% 1/10W R191 1-216-821-11 METAL CHIP 1/10W <...
  • Page 76 HCD-DX150/DX170/DX250 Ver. 1.2 DMB10 ENCODER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R1168 1-216-817-11 METAL CHIP 1/10W < VIBRATOR > R1502 1-216-864-11 SHORT CHIP R1504 1-216-864-11 SHORT CHIP 0 (DMB10) X101 1-781-867-21 VIBRATOR, CRYSTAL (27MHz) ************************************************************ R1504 1-400-244-11 BEAD, FERRITE (CHIP) (1608) (DMB11)
  • Page 77 HCD-DX150/DX170/DX250 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > < FERRITE BEAD > IC801 6-600-349-21 IC NJL23H400A ( FB811 1-469-144-21 FERRITE, EMI (SMD) (2012) IC802 8-759-643-83 IC uPD16315GB-3BS FB812 1-500-284-21 INDUCTOR, FERRITE BEAD FB813 1-469-144-21 FERRITE, EMI (SMD) (2012) <...
  • Page 78 HCD-DX150/DX170/DX250 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C227 1-126-933-11 ELECT 100uF R207 1-216-864-11 SHORT CHIP C228 1-126-933-11 ELECT 100uF R209 1-216-864-11 SHORT CHIP C242 1-162-964-11 CERAMIC CHIP 0.001uF C603 1-126-933-11 ELECT 100uF R226 1-216-864-11 SHORT CHIP C604 1-164-156-11 CERAMIC CHIP 0.1uF...
  • Page 79 HCD-DX150/DX170/DX250 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C834 1-162-962-11 CERAMIC CHIP 470PF < CAPACITOR > C836 1-162-960-11 CERAMIC CHIP 220PF C837 1-162-960-11 CERAMIC CHIP 220PF C101 1-164-346-11 CERAMIC CHIP C102 1-164-346-11 CERAMIC CHIP <...
  • Page 80 HCD-DX150/DX170/DX250 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C181 1-115-185-11 CERAMIC CHIP 0.033uF C261 1-162-966-11 CERAMIC CHIP 0.0022uF 10% C182 1-115-185-11 CERAMIC CHIP 0.033uF C262 1-162-966-11 CERAMIC CHIP 0.0022uF 10% C183 1-115-185-11 CERAMIC CHIP 0.033uF C184 1-115-185-11 CERAMIC CHIP...
  • Page 81 HCD-DX150/DX170/DX250 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C317 1-164-156-11 CERAMIC CHIP 0.1uF C548 1-216-864-11 SHORT CHIP C318 1-164-156-11 CERAMIC CHIP 0.1uF C319 1-164-156-11 CERAMIC CHIP 0.1uF C570 1-107-826-11 CERAMIC CHIP 0.1uF C320 1-164-156-11 CERAMIC CHIP 0.1uF C571 1-107-826-11 CERAMIC CHIP...
  • Page 82 HCD-DX150/DX170/DX250 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 0 C925 1-107-974-81 CAP, CERAMIC 47PF SL (DX170/DX250) D103 6-500-260-01 DIODE P6SMB39AT3 0 C928 1-113-896-11 CERAMIC 220PF 250V D104 6-500-260-01 DIODE P6SMB39AT3 D105 6-500-260-01 DIODE P6SMB39AT3 0 C929 1-115-339-11 CERAMIC CHIP 0.1uF...
  • Page 83 HCD-DX150/DX170/DX250 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark EB908 1-537-770-21 TERMINAL BOARD, GROUND L116 1-457-077-11 AIR-CORE COIL EB909 1-537-770-21 TERMINAL BOARD, GROUND L121 1-456-680-11 INDUCTOR 10uH EB910 1-537-770-21 TERMINAL BOARD, GROUND L122 1-456-680-11 INDUCTOR 10uH L123 1-456-680-11 INDUCTOR...
  • Page 84 HCD-DX150/DX170/DX250 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q945 6-550-718-01 TRANSISTOR RSR025N03TL R193 1-220-942-11 METAL CHIP 1/4W Q947 1-801-806-11 TRANSISTOR DTC144EKA R194 1-220-942-11 METAL CHIP 1/4W R195 1-220-942-11 METAL CHIP 1/4W < RESISTOR > R196 1-220-942-11 METAL CHIP 1/4W...
  • Page 85 HCD-DX150/DX170/DX250 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R322 1-216-833-11 METAL CHIP 1/10W R393 1-216-801-11 METAL CHIP 1/10W R323 1-216-864-11 SHORT CHIP R394 1-216-857-11 METAL CHIP 1/10W R324 1-216-864-11 SHORT CHIP R395 1-216-845-11 METAL CHIP 100K 1/10W R325...
  • Page 86 HCD-DX150/DX170/DX250 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R577 1-216-821-11 METAL CHIP 1/10W R674 1-216-864-11 SHORT CHIP (DX150) R675 1-216-809-11 METAL CHIP 1/10W R577 1-218-867-11 METAL CHIP 6.8K 0.5% 1/10W R676 1-216-833-11 METAL CHIP 1/10W (DX250) R678...
  • Page 87 HCD-DX150/DX170/DX250 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R761 1-216-809-11 METAL CHIP 1/10W 0 R930 1-216-864-11 SHORT CHIP 0 (E32, EA, SP, AUS) R762 1-216-809-11 METAL CHIP 1/10W R931 1-218-869-11 METAL CHIP 8.2K 0.5% 1/10W R932 1-218-883-11 METAL CHIP...
  • Page 88 HCD-DX150/DX170/DX250 MOTOR SENSOR STBY SW (1) SW (2) TRANSLATION Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark MOTOR BOARD < TRANSISTOR > ************ Q751 8-729-119-78 TRANSISTOR 2SC2785-HFE < SWITCH > < RESISTOR > S761 1-786-704-11 SWITCH, LEVER (SUB TRAY OUT) R701 1-249-415-11 CARBON 1/4W...
  • Page 89 HCD-DX150/DX170/ DX250 US Model Canadian Model SERVICE MANUAL HCD-DX150/DX170/DX250 E Model Australian Model Ver. 1.2 2005.05 HCD-DX150 SUPPLEMENT-1 Subject: Board changed to DMB11 board from DMB10 board Please refer to SCHMATIC DIAGRAM and ELECTRICAL PARTS LIST of DMB 10 board for SCHMATIC DIAGRAM and ELECTRICAL PARTS LIST of DMB 11 board. 9-879-398-81...
  • Page 90 HCD-DX150/DX170/DX250 Board changed to DMB11 board from DMB10 board. It has any difference between DMB11 board and DMB10 board. This supplement-1 describes the difference in the two boards. Refer to original service manual (9-879-398-0[ ]) for other information. • How to distingnish Location of parts number on changed board.
  • Page 91 HCD-DX150/DX170/DX250 PRINTED WIRING BOARD – DMB11 BOARD (SIDE A) – :Uses unleaded solder. IC103 is a written in and settled EEPROM. Supply with MAIN BOARD a single article has not been carried out. In case you CN503 exchange by DMB11 board, please put on IC103 (Page 41) currently used with the model again.
  • Page 92 HCD-DX150/DX170/DX250 PRINTED WIRING BOARD – DMB11 BOARD (SIDE B) – :Uses unleaded solder. • Semiconductor Location Ref. No. Location D3601 D3602 IC3601 IC105 IC107 IC3601 IC4501 IC4502 Q101 Q102 IC107 IC4501 IC4502 IC105 HCD-DX150/DX170/DX250...
  • Page 93 HCD-DX150/DX170/DX250 MEMO...
  • Page 94: Revision History

    HCD-DX150/DX170/DX250 REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. Date Description of Revision 2005.02 2005.03 Addition of Service Note for DMB10 board exchange...

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