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Sony HCD-N455KW Service Manual
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Sony HCD-N455KW Service Manual

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3 7 63 1515 0
SERVICE MANUAL
HCD-N455KW is the tuner, deck, CD
and amplifier section in LBT-N455KW.
TE
L 13942296513
www
.
MICROFILM
http://www.xiaoyu163.com
HCD-N455KW
x
ao
u163
y
i
http://www.xiaoyu163.com
2 9
8
Model Name Using Similar Mechanism
CD
CD Mechanism Type
SECTION
Base Unit Type
Optical Pick-up Type
Q Q
3
6 7
1 3
1 5
TAPE
Model Name Using Similar Mechanism
DECK
Tape Transport Mechanism Type
SECTION
SPECIFICATIONS
co
.
— 1 —
9 4
2 8
Thailand Model
HCD-D570/N355/N355K
CDM37-5BD19
BU-5BD19
KSS-213BA/S-N
0 5
8
2 9
9 4
2 8
HCD-V4500
TCM-220WR2E
— Continue on next page —
COMPACT Hi-Fi
STEREO SYSTEM
m
9 9
9 9

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  • Page 1 3 7 63 1515 0 HCD-N455KW SERVICE MANUAL Thailand Model HCD-N455KW is the tuner, deck, CD and amplifier section in LBT-N455KW. Model Name Using Similar Mechanism HCD-D570/N355/N355K CD Mechanism Type CDM37-5BD19 SECTION Base Unit Type BU-5BD19 Optical Pick-up Type...
  • Page 2 WITH MARK ! ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. u163 REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY. — 2 — http://www.xiaoyu163.com...

  • Page 3: Table Of Contents

    http://www.xiaoyu163.com 3 7 63 1515 0 TABLE OF CONTENTS 1. SERVICING NOTE 7. EXPLODED VIEWS ............4 7-1. Cabinet and Back Panel Section .......... 76 2. GENERAL 7-2. Panel Board Section ............. 77 ................4 7-3. Front Panel Section .............. 78 7-4.

  • Page 4: Servicing Note

    http://www.xiaoyu163.com 3 7 63 1515 0 SECTION 1 SERVICING NOTE FL Display Tube, LED All Lit and Key Check mode NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT When the TUNER/BAND , DISPLAY/DEMO , and FILE 2 but- tons are pressed simultaneously, the FL display tube and LEDs will The laser diode in the optical pick-up block may suffer electrostatic all light up.
  • Page 5 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 — 5 — http://www.xiaoyu163.com...

  • Page 6: Disassembly

    http://www.xiaoyu163.com 3 7 63 1515 0 SECTION 3 DISASSEMBLY Note : Follow the disassembly procedure in the numerical order given. 3-1. FRONT PANEL ASSEMBLY AND MAIN BOARD 1 Remove the connectors. CN1604 • Main board (Six connectors) • ST SW board (Four connectors) CN3103, CN3107, CN3101 •...

  • Page 7: Cd Mechanism Deck

    http://www.xiaoyu163.com 3 7 63 1515 0 3-3. CD MECHANISM DECK 1 Screw (BVTP 3x8) 2 Two screws (BVTP 3x8) 3 Two screws (BVTP 3x8) 4 CD Mechanism deck L 13942296513 3-4. BU BRACKET ASSEMBLY 2 BU bracket assembly 1 Yoke bracket u163 —...

  • Page 8: Disc Table

    http://www.xiaoyu163.com 3 7 63 1515 0 3-5. DISC TABLE Note : When the Disc table is installed, adjust the positions of Roller cam and mark ” as shown in the figure, then set to the groove of disc table. 1 Screw (BVTP 3x8) 4 Step screw 2 Screw (BVTP 3x8) 3 Bracket (BU)

  • Page 9: Mechanical Adjustments

    http://www.xiaoyu163.com 3 7 63 1515 0 SECTION 4 SECTION 5 MECHANICAL ADJUSTMENTS ELECTRICAL ADJUSTMENTS Precaution DECK SECTION 0 dB=0.775V 1. Clean the following parts with a denatured alcohol-moistened swab: 1. Demagnetize the record/playback head with a head damagnetizer. record/playback heads pinch rollers 2.
  • Page 10 http://www.xiaoyu163.com 3 7 63 1515 0 Tape Speed Adjustment (Deck A) 2. Turn the adjustment screw and check output peaks. If the peaks do not match for L-CH and R-CH, turn the adjustment screw so that outputs match within 1 dB of peak. Note: Start the Tape Speed adjustment as below after setting the test mode.
  • Page 11 http://www.xiaoyu163.com 3 7 63 1515 0 Record Bias Adjustment (Deck B) Record Level Adjustment (Deck B) Procedure: Procedure: Reference) Reference) When set to the test mode performed in Tape Speed Adjustment, When set to the test mode performed in Tape Speed Adjustment, when the tape is rewound after recording, the “REC memory mode”...

  • Page 12: Tuner Section

    http://www.xiaoyu163.com 3 7 63 1515 0 TUNER SECTION 0dB=1µV Note: 1. As a front-end (FE1) is difficult to repair if faulty, replace it with new one. AM Tuned Level Adjustment Note: FM Tuned Level adjustment should be performed after this AM Tuned Level Adjustment.

  • Page 13: Cd Section

    http://www.xiaoyu163.com 3 7 63 1515 0 CD SECTION S Curve Check oscilloscope Note: BD board 1. CD Block is basically constructed to operate without adjustment. Therefore, check each item in order given. TP (FEO) 2. Use YEDS-18 disc (3-702-101-01) unless otherwise indicated. TP (VC) 3.
  • Page 14 http://www.xiaoyu163.com 3 7 63 1515 0 Adjustment Location: E-F Balance Check [BD BOARD] — Component Side — oscilloscope BD board TP (TEO) RV101 TP (VC) IC101 Procedure: RV103 1. Connect test point TP703 (ADJ2) on Main board to Ground with a lead wire.

  • Page 15: Diagrams

    HCD-N455KW 3 7 6 3 1 5 1 5 0 SECTION 6 DIAGRAMS 6-1. BLOCK DIAGRAMS —TUNER SECTION— ST +10V FM FRONT END 10.7MHz IF AMP IF AMP 10.7MHz ANT IN 1 FM IN AM/FM MPX IN IF OUT...

  • Page 16: Cd Section

    HCD-N455KW 3 7 6 3 1 5 1 5 0 —CD SECTION— X101 16.9344MHz OPTICAL PICK-UP BLOCK FOCUS/TRACKING SERVO. DIGITAL FILTER EFM COMPARATOR 5 • 6 D/A CONVERTER IC101 (1/2) IC104 DETECTOR PCMD DATA L-CH L OUT DIGITAL SIGNAL PROCESSOR,...

  • Page 17: Deck Section

    HCD-N455KW 3 7 6 3 1 5 1 5 0 —DECK SECTION— PB A/B S1008 S1004 B C O A C O RV311 PLAYBACK IC611 C IN A 120/70 B 120/70 LEVEL DECK A A IN PB OUT PB L...

  • Page 18: Main Section

    HCD-N455KW 3 7 6 3 1 5 1 5 0 J3101 —MAIN SECTION— IC808(2/2) PRE AMP PRE AMP POWER AMP WOOFER IC808 (1/2) IC3103 IC3003 IC3001 SYSTEM R-CH RY3001 5 IN RV901 IC806 ECHO AMP 12 2 5 LEVEL...

  • Page 19: Circuit Boards Location

    http://www.xiaoyu163.com 3 7 63 1515 0 6-2. CIRCUIT BOARDS LOCATION SP TERMINAL board PANEL board TRANS board TCB board KEY CON board MAIN board HP board ST SW board MIC board CD-L board POWER AMPLIFIER board TC SW board TC CONTROL board CD-R board CD-JOG board DOOR-SW board...
  • Page 20 http://www.xiaoyu163.com 3 7 6 3 1 5 1 5 0 1 3 9 4 2 2 9 6 5 1 3 w w w u 1 6 3 http://www.xiaoyu163.com...
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  • Page 33: Tel 13942296513

    3 7 63 1515 0 HCD-N455KW IC1202 µPC1237HA OVER LOAD DET MUTE OFFSET DET LATCH/ AUTORESET AC OFF IC402 LB1641 L 13942296513 DRIVER INPUT LOGIC BLOCK OUT1 OUT2 IC602 µPC1330HA INVERTER COMPARATOR u163 — 71 — http://www.xiaoyu163.com...

  • Page 34: Ic Pin Functions

    http://www.xiaoyu163.com 3 7 63 1515 0 6-22. IC PIN FUNCTIONS • IC501 DISPLAY CONTROL (ASD0204GF-012-3BA)/PANEL board Pin No. Pin Name Function — LED8/ LED drive signal output./Super tweeter ON/OFF control output. SUPER TWEETER ON 3, 4 LED7, 6 Not used. 5–9 LED5–1 LED drive signal output.

  • Page 35: Ic701 Master Control (Tmp87Cs64Yf-6521)

    http://www.xiaoyu163.com 3 7 63 1515 0 • IC701 MASTER CONTROL (TMP87CS64YF-6521) Pin No. Pin Name Function — Ground XOUT X’tal (10 MHz). RESET Reset signal input. XOUT X’tal for clock (32.768 kHz) GND (test) — Ground AC CUT Back up signal input. SUPER WOOFER ON Not used.
  • Page 36 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Function AUB IN Audio bus in/output. (Open) AUB OUT FOCUS SW Focus switching signal output,. SQ-CLK Subcode Q data read clock output. SQ-DATA Subcode Q data input. X-LAT Latch signal digital signal processor. TEST Test land.
  • Page 37 http://www.xiaoyu163.com 3 7 63 1515 0 Pin No. Pin Name Function NORM NORMAL/HIGH control signal output. BIAS OFF Bias oscillation output. REC MUTE Mute output. NR OFF Dolby ON/OFF signal output. REC/PB control signal output. PASS. AMP/DOLBY Dolby switching signal output. LINE MUTE ON Mute signal output for deck.

  • Page 38: Exploded Views

    http://www.xiaoyu163.com 3 7 63 1515 0 SECTION 7 EXPLODED VIEWS NOTE: The components identified by • The mechanical parts with no reference number in • -XX, -X mean standardized parts, so they may have mark ! or dotted line with mark the exploded views are not supplied.

  • Page 39: Panel Board Section

    http://www.xiaoyu163.com 3 7 63 1515 0 7-2. PANEL BOARD SECTION not supplied Supplied with J601 not supplied FL501 Supplied with J901, J902 71 70 L 13942296513 Supplied with S579 Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-951-620-01 SCREW (2.6X8), +BVTP 3-354-963-21 DAMPER...

  • Page 40: Front Panel Section

    4-978-144-11 BUTTON (DUBBING) 4-978-127-11 BUTTON (DISC 5) 4-978-147-01 BUTTON (EJECT-R) u163 4-978-160-01 INDICATOR (CLIP) 4-980-061-01 SPRING (OPEN) 4-978-118-01 BUTTON (POWER) 4-978-130-01 BUTTON (OPEN) 4-978-150-01 BUTTON (KARAOKE) 4-978-128-01 BUTTON (PLAY) 4-978-156-01 INDICATOR (KARAOKE) 4-963-404-21 EMBLEM (5-A), SONY — 78 — http://www.xiaoyu163.com...

  • Page 41: Chassis Section

    http://www.xiaoyu163.com 3 7 63 1515 0 7-4. CHASSIS SECTION not supplied F1604 T1601 supplied CDM37-5BD19 not supplied CNP1601 not supplied L 13942296513 supplied The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified.

  • Page 42: Tc Mechanism Section 1 (Tcm-220Wr2E)

    http://www.xiaoyu163.com 3 7 63 1515 0 7-5. TC MECHANISM SECTION 1 (TCM-220WR2E) L 13942296513 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark X-4945-690-1 HOLDER (L) ASSY, CASSETTE * 206 4-980-439-01 FULCRUM, HOLDER X-4945-691-1 HOLDER (R) ASSY, CASSETTE 3-354-957-01 JOINT (LOCK LEVER) 4-959-231-11 SPRING (L), TORSION * 208...

  • Page 43: Tc Mechanism Section 2 (Tcm-220Wr2E)

    http://www.xiaoyu163.com 3 7 63 1515 0 7-6. TC MECHANISM SECTION 2 (TCM-220WR2E) (including p A) not supplied 262 274 HP101 not supplied not supplied L 13942296513 HRPE101 not supplied not supplied not supplied not supplied Ref. No. Part No. Description Remark Ref.

  • Page 44: Tc Mechanism Section 3 (Tcm-220Wr2E)

    http://www.xiaoyu163.com 3 7 63 1515 0 7-7. TC MECHANISM SECTION 3 (TCM-220WR2E) pA: MOTOR board (Suppplied with AUDIO board) L 13942296513 not supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 3-908-597-01 CAM (A) 3-908-600-01 LEVER (REV-B) 3-908-608-11 SCREW, STEP X-3372-930-1 ARM (A) ASSY, FR * 316...

  • Page 45: Cd Mechanism Section (Cdm37-5Bd19)

    http://www.xiaoyu163.com 3 7 63 1515 0 7-8. CD MECHANISM SECTION (CDM37-5BD19) M201 L 13942296513 BU-5BD19 supplied Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 4-987-976-02 SCREW, STEP * 362 4-978-418-01 CHASSIS 4-944-490-01 BELT (TIMING) * 363 4-980-385-01 HOLDER (SW) A-4660-978-A GEAR (PULLEY) ASSY * 364...

  • Page 46: Base Unit Section (Bu-5Bd19)

    http://www.xiaoyu163.com 3 7 63 1515 0 7-9. BASE UNIT SECTION (BU-5BD19) M101 (including r A) L 13942296513 M102 The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Ref.

  • Page 47: Electrical Parts List

    http://www.xiaoyu163.com 3 7 63 1515 0 SECTION 8 AUDIO ELECTRICAL PARTS LIST Note: • SEMICONDUCTORS • Due to standardization, replacements in the parts list The components identified by may be different from the parts specified in the In each case, u: µ , for example: mark ! or dotted line with mark ! uA...: µ...
  • Page 48 http://www.xiaoyu163.com 3 7 63 1515 0 AUDIO Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R612 1-249-409-11 CARBON 1/4W F C126 1-163-038-91 CERAMIC CHIP 0.1uF ! R621 1-212-851-00 FUSIBLE 1/4W F ! R622 1-212-851-00 FUSIBLE 1/4W F C127 1-164-695-11 CERAMIC CHIP 0.0022uF...
  • Page 49 http://www.xiaoyu163.com 3 7 63 1515 0 CD-JOG CD-L Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R109 1-216-097-91 METAL GLAZE 100K 1/10W < SWITCH > R112 1-216-083-00 METAL CHIP 1/10W R113 1-216-083-00 METAL CHIP 1/10W S101 1-572-085-11 SWITCH, LEAF (LIMIT) R114 1-216-101-00 METAL CHIP...
  • Page 50 http://www.xiaoyu163.com 3 7 63 1515 0 CD-LED CD-R DOOR-SW CD-L CD MOTOR Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R575 1-247-843-11 CARBON 3.3K 1/4W < MOTOR > R576 1-249-427-11 CARBON 6.8K 1/4W F R577 1-249-431-11 CARBON 1/4W M201 A-4660-977-A MOTOR ASSY (TABLE)
  • Page 51 http://www.xiaoyu163.com 3 7 63 1515 0 DOOR-SW LEAF SWITCH KEY CON Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > < SWITCH > IC1401 8-759-370-84 IC M65847FP-TP S591 1-572-126-11 SWITCH, PUSH (1 KEY)(§ OPEN) IC1403 8-759-140-53 IC uPD4053BC **************************************************************...
  • Page 52 http://www.xiaoyu163.com 3 7 63 1515 0 MAIN LEAF SWITCH Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < RESISTOR > C302 1-162-290-31 CERAMIC 470PF C305 1-124-903-11 ELECT R1001 1-247-818-11 CARBON 1/4W C307 1-124-907-11 ELECT 10uF R1002 1-247-820-11 CARBON 1/4W R1003...
  • Page 53 http://www.xiaoyu163.com 3 7 63 1515 0 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C905 1-136-156-00 FILM 0.018uF C1019 1-126-934-11 ELECT 220uF C1020 1-124-910-11 ELECT 47uF C906 1-136-156-00 FILM 0.018uF C1021 1-124-907-11 ELECT 10uF C907 1-130-480-00 MYLAR 0.0056uF C1022...
  • Page 54 http://www.xiaoyu163.com 3 7 63 1515 0 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark D1016 8-719-200-82 DIODE 11ES2 Q820 8-729-422-57 TRANSISTOR UN4111 Q901 8-729-119-78 TRANSISTOR 2SC2785-HFE D1017 8-719-200-82 DIODE 11ES2 D1018 8-719-200-82 DIODE 11ES2 Q902 8-729-119-78 TRANSISTOR 2SC2785-HFE D1021 8-719-200-82 DIODE 11ES2...
  • Page 55 http://www.xiaoyu163.com 3 7 63 1515 0 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R409 1-249-429-11 CARBON 1/4W R742 1-247-807-31 CARBON 1/4W R743 1-247-807-31 CARBON 1/4W R410 1-247-882-11 CARBON 130K 1/4W R744 1-247-807-31 CARBON 1/4W R411 1-247-866-11 CARBON 1/4W...
  • Page 56 http://www.xiaoyu163.com 3 7 63 1515 0 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R908 1-249-429-11 CARBON 1/4W R1236 1-249-441-11 CARBON 100K 1/4W R909 1-249-411-11 CARBON 1/4W R910 1-249-429-11 CARBON 1/4W R1237 1-249-429-11 CARBON 1/4W R1238 1-249-419-11 CARBON 1.5K...
  • Page 57 http://www.xiaoyu163.com 3 7 63 1515 0 PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C921 1-162-306-11 CERAMIC 0.01uF C523 1-126-177-11 ELECT 100uF C931 1-104-396-11 ELECT 10uF C524 1-126-177-11 ELECT 100uF C941 1-104-396-11 ELECT 10uF C545 1-162-306-11 CERAMIC 0.01uF C546...
  • Page 58 http://www.xiaoyu163.com 3 7 63 1515 0 PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C3223 1-124-464-11 ELECT 0.22uF L840 1-410-521-11 INDUCTOR 100uH C3232 1-162-293-31 CERAMIC 820PF < TRANSISTOR > C3233 1-124-464-11 ELECT 0.22uF Q601 8-729-422-57 TRANSISTOR UN4111 <...
  • Page 59 http://www.xiaoyu163.com 3 7 63 1515 0 PANEL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R531 1-249-407-11 CARBON 1/4W F R839 1-249-431-11 CARBON 1/4W R532 1-249-407-11 CARBON 1/4W F R840 1-249-399-11 CARBON 1/4W F R548 1-249-419-11 CARBON 1.5K 1/4W F R841...
  • Page 60 http://www.xiaoyu163.com 3 7 63 1515 0 PANEL POWER AMPLIFIER Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R3221 1-249-411-11 CARBON 1/4W A-4392-046-A POWER AMPLIFIER BOARD, COMPLETE ******************************** R3222 1-249-437-11 CARBON 1/4W R3223 1-247-895-91 CARBON 470K 1/4W <...

  • Page 61: Power Amplifier

    http://www.xiaoyu163.com 3 7 63 1515 0 POWER AMPLIFIER SP TERMINAL ST SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R1213 1-249-441-11 CARBON 100K 1/4W C3054 1-136-168-00 FILM 0.18uF R1214 1-260-099-11 CARBON 1/2W C3056 1-126-963-11 ELECT 4.7uF R1217 1-260-099-11 CARBON...
  • Page 62 http://www.xiaoyu163.com 3 7 63 1515 0 ST SW TABLE SENSOR TC-CONTROL Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark Q3109 8-729-900-36 TRANSISTOR DTC124ES R3127 1-249-441-11 CARBON 100K 1/4W < RESISTOR > R3130 1-247-791-91 CARBON 1/4W R3133 1-249-431-11 CARBON 1/4W R3001...
  • Page 63 http://www.xiaoyu163.com 3 7 63 1515 0 TC-CONTROL TC-SW Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark S544 1-554-303-21 SWITCH, TACTILE (·)(DECK A) 1-164-159-21 CERAMIC 0.1uF S545 1-554-303-21 SWITCH, TACTILE (ª)(DECK A) 1-124-925-11 ELECT 2.2uF 100V S546 1-554-303-21 SWITCH, TACTILE ())(DECK A) 1-102-960-00 CERAMIC 24PF...
  • Page 64 http://www.xiaoyu163.com 3 7 63 1515 0 TRANS Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < IC > 1-249-429-11 CARBON 1/4W 1-247-843-11 CARBON 3.3K 1/4W 8-759-288-54 IC LC72130 8-759-176-03 IC LA1835 1-247-843-11 CARBON 3.3K 1/4W 1-249-442-11 CARBON 1/4W <...
  • Page 65 http://www.xiaoyu163.com 3 7 63 1515 0 TRANS Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < TRANSFORMER > ************** HARDWARE LIST ! T1601 1-431-130-11 TRANSFORMER, POWER ************** 7-685-646-79 SCREW +BVTP 3X8 TYPE2 N-S ************************************************************** 7-685-871-01 SCREW +BVTT 3X6 (S) 7-685-650-79 SCREW +BVTP 3X16 TYPE2 IT-3 MISCELLANEOUS 7-685-862-09 SCREW +BVTT 2.6X6 (S)
  • Page 66 HCD-N455KW 3 7 63 1515 0 L 13942296513 u163 Sony Corporation 96K09024-1 Printed in Japan © 1996. 11 9-960-822-11 Home A&V Products Company Published by Service and Safety Engineering Dept. (Shibaura) — 104 — http://www.xiaoyu163.com...
  • Page 67 http://www.xiaoyu163.com 3 7 63 1515 0 L 13942296513 u163 http://www.xiaoyu163.com...

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