Teac PD-D2750 User manual

PPDD--DD22775500
SERVICE MANUAL
Compact Disc Changer
Effective : November, 2001 S-0047A
CONTENTS
1 SPECIFICATIONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・2
2 EXPLODED VIEWS AND PARTS LIST ・・・・・・・・・・・・・・・・・3
3 PC BOARDS AND PARTS LIST ・・・・・・・・・・・・・・・・・・・・・・・・8
4 WIRING DIAGRAM ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・12
5 BLOCK DIAGRAM ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・13
6 IC BLOCK DIAGRAM ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・14
目次
1仕 様 ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・2
2分解図とパーツリスト ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・3
3基板図とパーツリスト ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・8
4結線図 ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・12
5ブロック図 ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・13
6ICブロック図 ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・14
NOTES
●PC boards shown are viewed from parts side.
●The parts with no reference number or no parts number in the
exploded views are not supplied.
●As regards the resistors and capacitors, refer to the circuit diagrams
contained in this manual.
●£Parts marked with this sign are safety critical components. They
must be replaced with identical components - refer to the appropriate
parts list and ensure exact replacement.
●Parts of [ ] mark can be used only with the version designated.
[J]:JAPAN[US]:U.S.A.[E]:EUROPE[UK]:U.K.
注 意
●プリント基板図は部品面を示しています。
●分解図に部番のない部品および品番のない部品は供給できま
せん。
●標準の抵抗、コンデンサーは省略してあります。
回路図を参照してください。
●£印は安全重要部品です。
交換する時は必ず指定の部品を使用してください。
●仕向先
[J]:JAPAN[US]:U.S.A.[E]:EUROPE[UK]:U.K.

1 SPECIFICATIONS
−2−
仕 様
オーディオ
チャンネル数 ..................................................................2チャンネル
周波数特性................................................20Hz〜18kHz±1.5dB
SN比............................................................96dB以上(1kHz,0dB)
全高調波歪率 ....................................................0.02％(1kHz,0dB)
ワウフラッター ................................測定限界値以下(水晶発信精度)
チャンネルセパレーション ..............................90dB(1kHz,0dB)
出力端子......................アナログ：ライン×1系統、ヘッドホン×1
デジタル：光/同軸 各1系統
D/Aコンバーター ..........................................デュアル1ビットDAC
デジタルフィルター..............................................................................
8倍オーバーサンプリングデジタルフィルター
ピックアップ
方式 ..............................................................................光学式3ビーム
対物レンズ駆動方式....................................................2次元平行駆動
光源/波長 ..................................................半導体レーザー/790nm
信号フォーマット
標本化周波数 ........................................................................44.1kHz
量子化ビット数 ................................16ビット リニアチャンネル
伝送レート ..............................................................4.3218Mb/sec
変調方式 ........................................................................................EMF
エラー訂正方式............................................................................CIRC
一般
電源 ..................................................................100VAC50-60Hz
消費電力 ..........................................................................................9W
本体寸法(W×H×D)................................435×115×390(mm)
質量 ............................................................................................6.2kg
付属品
オーディオケーブル×1
リモコン(RC-722)×1
乾電池(単3、SUM-3)×2
取扱説明書、保証書
仕様及び外観は改善のため予告なく変更することがあります。
System ..............................................Digital compact disc changer
Pickup ........................................................................3-beam laser
Error correction ......................................................................CIRC
Sampling frequency ..........................................................44.1 kHz
D/A converter ........................................................Dual 1-bit linear
Digital filter ..................................................8-times oversampling
Frequency response..................................................20~18,000 Hz
Total harmonic distortion........................Less than 0.02 % (1 kHz)
S/N ratio ..............................................................More than 96 dB
Wow and flutter..........................................Below measurable limit
Channel separation ..................................More than 90 dB (1 kHz)
Output voltage max. ........................................................1.8 Vrms
General
Power requirements ............230 V AC, 50 Hz (Europe/U.K. model)
Power consumption ..........................................................12 watts
Dimensions (W x H x D) ................................435 x 115 x 390 mm
(17-1/8" x 4-2/4" x 15-3/8")
Weight..............................................................6.2 kg (13-5/8 lbs.)
Standard Accessories
Wireless remote control RC-722 x 1
Pin plug cord x 1
Battery (SUM-3, "AA", "R6" type) x 2
●Improvements may result in specification or feature changes
without notice.
SAFETY INFORMATION
This product has been designed and manufactured according to FDA
regulations "title 21, CFR, chapter 1, subchapter J, based on the Radiation
Control for Health and Safety Act of 1968", and is classified as a class 1
laser product. There is no hazardous invisible laser radiation during
operation because invisible laser radiation emitted inside of this product
is completely confined in the protective housings.
The label required in this regulation is shown 1.
OCAUTION
USE OF CONTROLS OR ADJUSTMENT OR PERFORMANCE OF
PROCEDURES OTHER THAN THOSE SPECIFIED HEREIN MAY RESULT IN
HAZARDOUS RADIATION EXPOSURE.
Optical pickup: Material : Ga-Al-As
Wavelength : 765 - 815nm (25℃)
Laser output : Continuous wave max. 0.7mW
1For U.S.A.

2 EXPLODED VIEWS AND PARTS LIST
−3−
分解図とパーツリスト
EXPLODED VIEW-1

−4−
EXPLODED VIEW-1
REF.NO. PARTSNO. DESCRIPTION REMARKS
06‑01 9A07348100 COVER CEC2121000910
06‑22 9A08658200 DECORATION,TRAY CEC2144004014
06‑25 9A07348500 KNOB,PUSH CEC2174004600
06‑26 9A09167800 PANEL,REAR[J] CEC2153002429
9A08658300 PANEL,REAR[US] CEC2153002426
9A09168100 PANEL,REAR[E,UK] CEC2153002428
06‑27 9A06844600 LEG CEC2251003001
06‑28 9A06846800 FELT,LEG CEC2571000300
06‑29 9A07078300 LEG CEC2251003500
06‑40 9A06842900 ASSY,LEG CEC0251001700
10‑01 9A07353600 CHASSIS CEC2311007100
10‑02 9A07354000 BRACKET‑M,BASE,RIGHT CEC2322001600
10‑03 9A07354400 JOINT CEC2351002000
10‑04 9A07353900 BRACKET‑M,TOP CEC2322001500
10‑06A 9A09094200 STOPPER CEC2366000300
10‑06B 9A09094300 STOPPER CEC2366000301
10‑07£9A06846200 BUSHING,NIFCO2271 CEC2446000200
10‑48£9A07275200 POWERCORD[J] CEC4W10005700
£9A07506100 POWERCORD[US] CEC4W10006000
£9A07087800 POWERCORD[E] CEC4W10005400
£9A07258200 POWERCORD[UK] CEC4W10004700
10‑50 9A06859600 LUG 14124729042000
10‑52 9A07354300 BASE,LEFT CEC2332002500
10‑53 9A07353700 BRACKET,STOPPER CEC2321000400
10‑56 9A07508300 SHILD,PLATE CEC2421000100
10‑59 9A06845800 WASHER,SPECIAL CEC2383004800
10‑60 9A01041200 SCREW,S‑TPGBINM3X8 SFBDN308R0SM‑
10‑75 9A01589800 SCREW,S‑TPGBINM3X6 SFBDN306R0SE‑
10‑77 9A07352500 ASSY,BASE CEC0332001100
10‑82 9A06856000 SCREW,S‑TPGTRS4X6 SFSTN406R0SE‑
10‑84 9A07354800 FELT,PL CEC2571002500
10‑85 9A06981100 CABINETASSY CEC0111000202
10‑86 9A06982500 SCREW,BIN+SWM3X8 SM2DS308R0SM‑
45‑01 9A08657700 ASSY,PCB,MAIN CEC0B10030900
45‑05 9A07605900 ASSY,PCB,OUTPUT(+DIGI) CEC0B10028740
45‑08 9A07352030 ASSY,PCB,POWER[J] CEC0B10029000
9A07352000 ASSY,PCB,POWER[US] CEC0B10029030
9A07352010 ASSY,PCB,POWER[E] CEC0B10029040
9A07352020 ASSY,PCB,POWER[UK] CEC0B10029041
48‑07 9A08658800 WIRE,JUMPER,33P CEC4W30009800
CN202 9A07082200 CONNECTORHOUSING[US] CEC4J13014100
INCLUDED ACCESSORIES
REF.NO. PARTSNO. DESCRIPTION REMARKS
9A08775800 OWNER'SMNL,J[J]
9A08622900 OWNER'SMNL,E/F[US]
9A08694300 OWNER'SMNL,MULTI[E,UK]
9A07507000 REMOTECONTROLUNIT
9A07089700 BATTERY[J,E,UK]
9A06849900 PLUG,CORD,RCA

EXPLODED VIEW-2
−5−

−6−
EXPLODED VIEW-2 (1/2)
REF.NO. PARTSNO. DESCRIPTION REMARKS
01‑13 9A08658900 WIRE,JUMPER,13P CEC4W30009900
06‑20 9A06844100 BADGE CEC2163001800
06‑21 9A08658000 ESCUTCHEON CEC2141003414
06‑23 9A07353000 WINDOW CEC2164006310
06‑24 9A07353200 BUTTON,PLAY CEC2175012510
06‑30 9A07353300 BUTTON,OPEN CEC2175012610
06‑31 9A08658100 BUTTON,FUNCTION CEC2175012710
06‑32 9A07353500 BUTTON,12KEY CEC2175012810
06‑36 9A07353100 KNOB,ROTARY CEC2171002000
10‑09 9A07350100 CABINET,T0P 1EA2111A16900
10‑10 9A06857400 COVER,CD 1EA2121A08000
10‑11 9A06846400 HOLDER,DISC CEC2451000900
10‑12 9A06846500 TURNTABLE,CHANGER CEC2541001300
10‑13 9A06847000 MAGNET CEC2641000300
10‑14 9A02677700 YOKE,MAGNET 1EA2642A00500
10‑15 9A02677900 ROLLER,T.T. 1EA2751A00300
10‑16 9A02675500 LEAFSW 42312071100
10‑17 9A06857600 CHASSIS,SUB 1EA2312A00800
10‑18 9A02678100 SPRING,PLATE 1EA2814A02700
10‑19 9A02678200 MOTOR,6.0V 1EA4M10A01600
10‑20 9A06843400 ASSY,LEVER,LOCK CEC0721000600
10‑21 9A06845500 SHAFT,GEARLOAD CEC2372000400
10‑22 9A06845600 SHAFT,GEARCAM CEC2372000500
10‑23 9A02676900 GEAR,CAM 1EA2511A05900
10‑24 9A02677000 GEAR,LOAD 1EA2511A06000
10‑25 9A02677100 GEAR,PINION 1EA2511A06100
10‑26 9A02677300 PULLEY,GEAR 1EA2524A00800
10‑27 9A07354700 BELT,SQUARE CEC2563001100
10‑28 9A06847300 SPRING,LEVER,LOCK CEC2816001300
10‑29 9A02678500 SPRING,DAMPER 14128529495000
10‑30 9A02677800 LEVER,CHANGE 1EA2721A02900
10‑31 9A02677200 GEAR,IDLER 1EA2511A06200
10‑32 9A06858600 PULLEY,MOTOR 1EA2523A01600
10‑33 9A07360100 MOTOR,6V 1EA4M10A01601
10‑34 9A07354200 BASE,RIGHT CEC2332002400
10‑35 9A06847100 PINGEAR CEC2771000300
10‑36 9A06858000 GEAR,LOAD,LARGE 1EA2511A08000
10‑37 9A06858100 GEAR,RETURN 1EA2511A08101
10‑38 9A06858700 PULLEY 1EA2524A01200
10‑39 9A06846700 BELT,SQUARE CEC2563000900
10‑40 9A06858900 SPRING,WIRE 1EA2815A00400
10‑41 9A01036200 LEVERSW,1P1T 42312070100
10‑42 9A03301300 LEAFSW 42319798900
10‑43 9A07353800 BRACKET‑E,JACK CEC2321001000
10‑44 9A07354100 BRACKET‑M,BUTTON CEC2322001700
10‑45 9A06845200 BASE,CD,MECHANISM CEC2332001800
10‑46 9A06846000 CUSHIONRUBBER,SIDE,MOTOR CEC2444004500
10‑47 9A06846100 CUSHIONRUBBER,CHASSIS CEC2444004501
10‑49 9A07079000 LUG CEC2377001600
10‑51 9A06847200 PINPOST CEC2771000500

−7−
EXPLODED VIEW-2 (2/2)
REF.NO. PARTSNO. DESCRIPTION REMARKS
10‑60 9A01041200 SCREW,S‑TPGBINM3X8 SFBDN308R0SM‑
10‑63 5760707700 SCREW,B‑TITESEMSM3X10 13124201283000
10‑64 9A06856600 WASHER,Z4.5X12X1 SWZ451201R0SE
10‑65 9A02680400 SCREW,S‑TPGBINM2X5 SFBDN205R0SE‑
10‑66 9A02680600 SCREW,S‑TPGPANM2.6X6 SFBPN266R0SE‑
10‑67 9A02680500 SCREW,PANM2.6X2 SM2PN262R0SE‑
10‑68 9A06856300 SCREW,PAN4X25 SM2PN40250SE‑
10‑69 9A07359900 SCREW,BIN2.6X6 SM2DN266R0SE‑
10‑70 9A07073500 SCREW,S‑TPGBIN2.6X8 SFBDN268R0SE‑
10‑71 9A02680200 WASHER,SPECIAL SWXEA09300‑‑‑
10‑72 9A06845700 SCREW,SPECIAL CEC2381003600
10‑73 9A03303500 SCREW,S‑TPGPINM2X4 SFBDN204R0SE‑
10‑75 9A01589800 SCREW,S‑TPGBINM3X6 SFBDN306R0SE‑
10‑79 9A06856500 SCREW,TPGPAN1.7X8 ST3PN178R0SM‑
10‑81 9A07508400 SPRING,TENS CEC2811001000
10‑83 9A06845900 WASHER,3X8X1T CEC2383005000
10‑90 9A06843600 MECHA,CD93V4+FELT CEC0991004400
45‑02 9A07351400 ASSY,PCB,DISPLAY CEC0B10028700
45‑03 9A07351500 ASSY,PCB,10KEY CEC0B10028710
45‑04 9A07351600 ASSY,PCB,FUNCTION CEC0B10028720
45‑06 9A08658600 ASSY,PCB,CDRW CEC0B10031000
45‑07 9A07351910 ASSY,PCB,HP CEC0B10028901
45‑09 9A06842500 ASSY,PCB,SENSOR CEC0B10025700
48‑06 9A07739800 WIRE,JUMPER,29P,110 CEC4W30008705
PD‑FL 9A07354500 PAD,FLT CEC2448003400
PD‑FF 9A07354600 PAD,FFC CEC2448003500

3 PC BOARDS AND PARTS LIST
−8−
基板図とパーツリスト
MAIN PCB

−9−

MAIN PCB ASSY
REF.NO. PARTSNO. DESCRIPTION
9A08657700 ASSY,PCB,MAIN
9A08659000 PCB,MAIN
5760526600 PLATEHEATSINK
9A07348700 HEATSINK
C063£9A08467700 C,ELECT3300U/25VM
CN01 9A06848000 PLUG
CN02 9A08659500 PLUG,33P,RDC
CN03 9A00430600 CONNECTOR,5P
CN04 9A00188000 PLUG,6P,PHV
CN05 9A07360300 PLUG,3P
CN06 9A07087000 PLUG,4P
CN07 9A02683000 PLUG,6P
CN08 9A00436900 PLUG,3P
D01‑06£9A06853300 DIODE,1A3‑I
D07 9A06853500 ZENERDIODE,GZB24B
D08 9A07358500 ZENERDIODE,MTZJ6.2A
D09‑11 9A06853400 DIODE,1SS133‑T‑77
D12 9A07085200 ZENERDIODE,MTZJ4.7C‑T‑77
D13 9A06853400 DIODE,1SS133‑T‑77
IC01 9A06854300 IC,LC78622E
IC02 9A06854100 IC,LA9240M
IC03 9A08659200 IC,LC866012C‑5S33
IC04 9A06854000 IC,LA6541D
IC05 9A07358600 IC,LA6531
IC06 9A06854400 IC,NJM4558D
IC07£9A06854600 IC,NJM7808FA
Q01 9A06856900 TR,2SA933AS‑TP‑R
Q02£9A07360000 TR,2SB1142‑T
Q04,05 9A06856800 TR,DTC124ESA‑TP
Q06,07 9A06857000 TR,2SD1936‑T‑AC
Q08 9A06856700 TR,DTA124ESA‑TP
X01 9A02264500 CRYSTAL,16.9344MHZ
X02 9A06849600 RESONATOR,CSA12.0MTZ
DISPLAY PCB ASSY
REF.NO. PARTSNO. DESCRIPTION
9A07351400 ASSY,PCB,DISPLAY
9A07355000 PCB,DISPLAY
9A07354500 PAD,FLT
9A07354600 PAD,FFC
CN301 9A06848100 PLUG,29P,R
CN302 9A02683000 PLUG,6P
CN303 9A07360300 PLUG,3P
CN304 9A00436900 PLUG,3P
FL301 9A07356700 FLT,9‑BT‑169GK
RB301,302 9A07083000 R,RKC1/8B7220KJ
SW301‑310 9A08467800 SW,TACT
U301 9A06847600 IC,GP1U281X
10KEY PCB ASSY
REF.NO. PARTSNO. DESCRIPTION
9A07351500 ASSY,PCB,10KEY
9A07355100 PCB,10KEY
CN305 9A07360300 PLUG,3P
SW311‑322 9A07083200 SW,TACT
FUNCTION PCB ASSY
REF.NO. PARTSNO. DESCRIPTION
9A07351600 ASSY,PCB,FUNCTION
9A07355200 PCB,FUNCTION
CN306 9A07360300 PLUG,3P
SW323‑331 9A08467800 SW,TACT
HP PCB ASSY
REF.NO. PARTSNO. DESCRIPTION
9A07351910 ASSY,PCB,HP
9A07355500 PCB,HP
9A07508700 CORE,BP53RB120070060M
9A07508800 CORE,E04RA120070060
IC401 9A07085500 IC,NJM4560D
JK401 9A07081200 JACK,H.P.
VR401 9A07082700 VR,ROTARY50K
SENSOR PCB ASSY
REF.NO. PARTSNO. DESCRIPTION
9A06842500 ASSY,PCB,SENSOR
9A07349200 PCB,SENSOR
CN01 9A06848500 CONNECTOR,3P
P01 9A06847700 PHOTOCOUPLE,GP1S58V
CDRW PCB ASSY
REF.NO. PARTSNO. DESCRIPTION
9A08658600 ASSY,PCB,CDRW
9A09093600 PCB,CDRW
CN605 9A09093700 PLUG,33P,RTC
IC201‑204 9A09094000 IC,NJM2137M
Q201‑204 9A06857000 TR,2SD1936‑T‑AC
R201,203 9A09094100 R,50K1/6W1%
R205,207 9A09094100 R,50K1/6W1%
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