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D-180AN/180ANC/181/181C/181V/182CK/183
SERVICE MANUAL
CD player
System
Compact disc digital audio system
Laser diode properties
Material: GaAIAs
Wavelength : λ= 780 nm
Emission duration: Continuous
Laser output : Less than 44.6 µW (This output
is the value measured at a distance of 200 mm
from the objective lens surface on the optical
pick-up block with 7 mm aperture. )
Error correction
Sony Super Strategy Cross Interleave Reed
Solomon Code
D-A conversion
1-bit quartz time-axis control
Frequency response
+1
20 - 20,000 Hz
dB (measured by EIAJ CP-
-2
307)
Output (at 4.5 V input level)
Headphones (stereo minijack)
15 mW + 15 mW at 16 ohms
Line output (stereo minijack)
Output level 0.7 V rms at 47 kilohms
Recommended load impedance over 10
kilohms
General
Power requirements
For the area code of the model you purchased,
check the upper left side of the bar code on the
package.
• Sony BP-DM10 Rechargeable battery:
2.4 V DC, Ni-Cd. 650 mAh
Sony BP-DM20 Rechargeable battery:
2.4 V DC, Ni-Mh, 1,200 mAh
• Two LR6 (size AA) batteries: 3 V DC
MICROFILM
Photo : D-181
Model Name Using Similar Mechanism
CD Mechanism Type
Optical Pick-up Type
SPECIFICATIONS
• AC power adaptor (DC IN 4.5 V jack):
US, Canadian, Central and South America
model: 120 V, 60 Hz
AEP, Italian, French, E13, EE model:
220 - 230 V, 50/60 Hz
UK model: 230 - 240 V, 50 Hz
EA model: 110 - 240 V, 50/60 Hz
AUS model: 240 V, 50 Hz
Tourist, E33 model: 100 - 240 V, 50/60 Hz
Hong Kong model: 220 V, 50/60 Hz
Chinese model: 220 V, 50 Hz
• Sony CPM-300P mount plate for use on car
battery : 4.5V DC
Dimensions (w/h/d) (without projecting parts and
controls)
Approx. 129 x 28.1 x 146 mm
( 5
1
/
x 1
1
/
x 5
3
/
in.)
8
8
4
Mass (without rechargeable battery)
Approx. 220 g (7.8 oz)
Operating temperature
5°C - 35°C (41°F - 95°F)
Supplied accessories
For the area code of the model you purchased,
check the upper left side of the bar code on the
package.
D- 180AN/180ANC
Earphones (1)
D-181/181C
AC power adaptor (1)
Earphones (1)
Connecting cord (Phono plug x 2˜ stereo
miniplug) (1)
COMPACT DISC COMPACT PLAYER
Canadian Model
D-181/182CK/183
AEP Model
D-180AN/180ANC/181/
181C/181V/182CK/183
UK Model
E Model
D-180AN/181/181C/182CK/183
Australian Model
D-181/182CK/183
Chinese Model
D-180AN/181/182CK/183
NEW
CDM-2811AAA
DAX-01A
AC plug adaptor (1)*
*Supplied with E33, E13 and EA models
D-181V
AC power adaptor (1)
Earphones with volume control (1)
Connecting cord (Phono plug x 2˜ stereo
miniplug) (1)
D-183
AC power adaptor (1)
Earphones (1)
Rechargeable battery (1)
Connecting cord (Phono plug x 2 ˜ stereo
miniplug) (1)
AC plug adaptor (1)*
*Supplied with E33, E13 and EA models
D-182CK
AC power adaptor (1)
Earphones (1)
Connecting cord (Phono plug x 2 ˜ stereo
miniplug) (1)*
1
Car battery cord (1)
Car connecting pack (1)
Mount plate (1)
Velcro tape (2)
Spare fuse (1)
Spiral tube (1)
AC plug adaptor (1)*
2
*
1
Not supplied with AEP model
*
2
Supplied with E33, E13 and EA models
Design and specifications are subject to
change without notice.
D-181/183

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Table of Contents

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   Summary of Contents for Sony Discman D-180AN

  • Page 1 7 mm aperture. ) Chinese model: 220 V, 50 Hz Rechargeable battery (1) Error correction • Sony CPM-300P mount plate for use on car Connecting cord (Phono plug x 2 ˜ stereo Sony Super Strategy Cross Interleave Reed battery : 4.5V DC...
  • Page 2: Table Of Contents

    3-3. Main Board Removal ..........6 DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈCES SONY 4. SERVICE MODE ............. 7 DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY.
  • Page 3 6. Check that the current value is within the following range. Precautions for Checking Emission of Laser Diode • Current value of the label mA(25°C) Laser light of the equipment is focused by the object lens in the optical Variation by temperature : 0.4mA / °C pick-up so that the light focuses on the reflection surface of the disc.
  • Page 4: General

    SECTION 2 GENERAL LOCATION AND FUNCTION OF CONTROLS !§ !∞ !¢ !£ !™ !¡ OPEN button 2 headphone jack DC IN 4.5V jack AVLS switch !¡ PLAY MODE button VOLUME control !™ + FF button Sound switch !£ LINE OUT jack = FR button !¢...
  • Page 5: Disassembly

    SECTION 3 DISASSEMBLY The equipment can be removed using the following procedure. Lid assy, Upper MD assy Main board Cabinet (Front) assy Note : Follow the disassembly procedure in the numerical order given. 3-1. LID ASSY, UPPER REMOVAL Lid assy, Upper 1 OPEN 3-2.
  • Page 6: Main Board Removal

    3-3. MAIN BOARD REMOVAL S804 Main board Knob (HOLD) S804 To install, position the knob S803 and the switch respectively. Sometime the HOLD switch (S804) and RESUME switch S803 (S803) will be broken. Knob (RESUME) Cabinet (Rear) – 6 –...
  • Page 7: Service Mode

    SECTION 4 SERVICE MODE Service Mode (service program) • Step 3 (Resetting service mode ) The equipment is provided with a service program built in the mi- 1. Be sure to disconnect the external power supply and remove the crocomputer, like conventional models. solder bridge at the TEST terminals connected in setting.
  • Page 8: Adjustments

    SECTION 5 ADJUSTMENTS Focus Bias Check CD SECTION Condition : Precautions for Adjustment • Hold the set in horizontal state. 1. Before beginning adjustment, set the equipment to service mode. After the completion of adjustment, be sure to reset the service Procedure : mode.
  • Page 9 Focus/Tracking Gain Adjustment 1. Place the optical pick-up level, horizontally. (If the optical pick- A servo analyzer is necessary in order to perform this adjustment up is not level, the 2-axis device will be weighted and adjust- exactly. ment cannot be done.) 2.
  • Page 10 Adjustment Location : MAIN BOARD] (Side A) CN501 RV502 : Tracking Gain Adjustment RV503 : Focus Gain Adjustment – 10 –...
  • Page 11: Diagrams

    SECTION 6 DIAGRAMS 6-1. EXPLANATION OF IC TERMINALS IC801 MC68HC05L15SC442712CPB (SYSTEM CONTROL) Pin No. Pin name Description 1 – 3 SEG 12–14 LCD segment signal output terminal. FP26 – Not used (Open). XRST– DSP Reset output terminal. AMUTE – HP Audio mute output terminal.
  • Page 12 Pin No. Pin name Description BUSY–DSP BUSY signal input terminal from DSP (IC502). BEEP–HP Beep sound output terminal. INT SCOR–DSP Sub code sync SO+SI input terminal. INT RMC–WLRMT Wireless remote control signal input. VDD (VCPU) – Power supply terminal. 46 – 49 COM 3–0 LCD common signal output terminal.
  • Page 13 WAVEFORMS SERVICE MODE during TRK servo OFF 2.9 Vp-p 2.9 Vp-p 2.4Vp-p 2.5 Vp-p 22.7 µ sec ESP : OFF 136 µ sec 0.47 µ sec ESP : OFF 4.2MHz ESP : OFF VOLT/DIV : 1 V AC IC502 &ª VOLT/DIV : 1 V AC IC502 #§...
  • Page 14: Block Diagram

    IC BLOCK DIAGRAMS IC401 MPC18A26VMEL INM3 ERROR DC IN DETECT DCDT DCIN ERROR AMP CHARGE SW INM2 CHGSW PWM2 INP2 BATM CHARGE DTC3 CHGOUT INM1 – VOUT2 SAWTOOTH INP1 PWM1 CMP1 VOUT1B PWM4 DTC1 VOUT1 REFERENCE VREF UPCK1B SWEN UPCK1 VCPU LOW VCPU BANDGAP...
  • Page 15 IC502 BU9325KS C1FX AVDD TIMING ERROR INTERPOLATION GENERATOR CORRECTION C2FX OFFSET EY E C2F3 AD JO C2F4 PLLSW WINDOW ADPF I ADPF O AGND TRACK RVCO JUMP 16K SRAM FEIN FOCUS FILTER FCAPA GAINUP TRACKING 176KHZ FILTER TEIN FILTER BUSY CONTROL ATSC MICRO...
  • Page 16 IC501 BA6386K – DET BLOCK PS PL BL BS – MIRR – DEFECT – HOLD BLOCK FBIAS LOOP ON FOCUS BAMP – SWITCH – FOCUS BIAS – SCRATCH – CONTROL – 26 –...
  • Page 17 IC701 MPC17A51VMEL LOW VOLTAGE DETECTOR CHAGE DGND PUMP VIN12 ERR 1 MOTOR DRIVER CH 1 VIN12 VIN34 VIN12 SAWTOOTH VIN34 OUT 1 A OUT 1 A OUT 3 A OUT 1 B PGND1 PGND3 VIN12 OUT 1 B OUT 3 B ERR 2 OUT 2 B OUT 4 B...
  • Page 18: Exploded Views

    SECTION 7 EXPLODED VIEWS NOTE : • -XX, -X mean standardized parts, so they • The mechanical parts with no reference The components identified by mark ! may have some difference from the original number in the exploded views are not or dotted line with mark ! are critical one.
  • Page 19: Optical Pick-up Section

    7-2. OPTICAL PICK-UP SECTION M902 M901 S901 The components identified by Les composants identifiés par une mark ! or dotted line with mark marque ! sont critiques pour ! are critical for safety. la sécurité. Replace only with part number Ne les remplacer que par une pièce specified.
  • Page 20: Electrical Parts List

    SECTION 8 MAIN ELECTRICAL PARTS LIST NOTE : • Due to standardization, replacements in the • SEMICONDUCTORS In each case, u : µ , for example : The components identified by mark ! parts list may be different from the parts uA..
  • Page 21 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark C528 1-164-360-11 CERAMIC CHIP 0.1uF D407 8-719-058-24 DIODE RB501V-40TE-17 C529 1-126-513-11 ELECT 47uF D415 8-719-048-98 DIODE RB160L-40TE25 C531 1-115-565-11 CERAMIC CHIP 2.2uF C532 1-162-953-11 CERAMIC CHIP 100PF D804 8-719-039-99 DIODE UMZ8.2T C534...
  • Page 22 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark < LIQUID CRYSTAL DISPLAY > R421 1-216-833-11 METAL CHIP 1/16W LCD801 1-803-017-11 DISPLAY PANEL, LIQUID CRYSTAL R429 1-218-895-11 RES,CHIP 100K 0.50% 1/16W R430 1-218-883-11 RES,CHIP 0.50% 1/16W <...
  • Page 23 MAIN Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark R823 1-216-825-11 METAL CHIP 2.2K 1/16W 1-473-116-31 ADAPTOR, AC (AC-E455D) R824 1-216-823-11 METAL CHIP 1.5K 1/16W (181:AEP,FR,EE,E13/181C:AEP/181V/ R825 1-216-821-11 METAL CHIP 1/16W 182CK:AEP,E13/183:AEP,FR,EE,E13) R826 1-216-821-11 METAL CHIP 1/16W 1-475-622-11 ADAPTOR, AC (AC-E455) R829...
  • Page 24 D-180AN/180ANC/181/181C/181V/182CK/183 98B0290-1 Sony Corporation Printed in Japan © 1998.2 9-923-326-11 Personal A&V Products Company Published by Quality Engineering Dept. – 34 – (Shibaura)
  • Page 25 D-180AN/180ANC/181/181C/181V/182CK/183 Canadian Model D-181/182CK/183 AEP Model SERVICE MANUAL D-180AN/180ANC/181/ 181C/181V/182CK/183 Ver 1.0 1998. 07 UK Model D-181/183 E Model D-180AN/181/181C/182CK/183 Australian Model D-181/182CK/183 Chinese Model D-180AN/181/182CK/183 SUPPLEMENT - 2 File this Supplement with the Service Manual. Subject : 1. ARGENTINA MODEL HAS BEEN ADDED FOR D-181 2.
  • Page 26 2. CHANGE OF PARTS ELECTRICAL PARTS LIST MAIN (Service Manual See page 30 – 32 ) Before Change After Change Ref. No. Part No. Description Part No. Description Remark C501 1-162-917-11 CERAMIC CHIP 15PF 1-162-919-11 CERAMIC CHIP 22PF Changed FB304 1-216-864-11 METAL CHIP 1/16W 1-414-595-11...
  • Page 27 EXPLODED VEWS Before Change After Change Page Ref. No. Part No. Description Remark Part No. Description Remark 4-972-866-01 SPRING (DETECTOR) X-4950-224-1 DETECTOR ASSY 4-972-780-01 DETECTOR ––––––––––––– ! 59 X-4946-311-1 OPTICAL PICK-UP (DAX-01A) X-4950-060-1 OPTICAL PICK-UP (DAX-01A2) 3. CHANGE OF MAIN BOARD The main board have been changed.
  • Page 28 ELECTRICAL PARTS LIST MAIN (Service Manual See page 31 ) Former Type New Type Ref. No. Part No. Description Part No. Description Remark C804 –––––––––––––– 1-162-927-11 CERAMIC CHIP 100PF 5% Added L508 –––––––––––––– 1-414-916-11 INDUCTOR, FERRITE BEAD Added L801 –––––––––––––– 1-216-295-00 METAL CHIP 1/10W...
  • Page 29 ( Location A – I, 14 – 19) See page 18 [ MAIN BOARD ] (SIDE A) – 5 –...
  • Page 30 SCHEMATIC DIAGRAM : Added portion ( Location J – N, 39 – 41) Page 23 ( Location K – N, 6 – 9) Page 19 – 6 –...
  • Page 31 4. CORRECTION ELECTRICAL PARTS LIST (Service Manual See page 33) INCORRECT CORRECT Page Ref. No. Part No. Description Remark Part No. Description Remark 1-532-433-11 FUSE, GLASS TUBE (1A) (182CK) –––––––––––––– 1-532-577-00 FUSE, GLASS TUBE (1A) (FOR DCC CORD) –––––––––––––––––––– (182CK) PRINTED WIRING BOARDS : Corrected portion (Correction of Printed Wiring Boards only) Page 18...
  • Page 32 D-180AN/180ANC/181/181C/181V/182CK/183 Sony Corporation 98G02092-1 Printed in Japan © 1998.7 9-923-326-82 Personal A&V Products Company Published by Quality Engineering Dept. – 8 – (Shibaura)

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