Akai-ACR-17-W-Service-Manual(1) 电路图 维修手册.pdf

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1、 MOBILE AUDIO SYSTEM ST EQ CLAS LOUD TRK RPTDISC PUSH SELECT EQUALIZER BAND POWER LOU 6 3 5 2 4 1 PAU MODE LOC IR DSP AUDIO ADJUST AS/PS AUX IN MO/ST S C N RP T 3 i n 1 C D C A S S E T T E R E C E IV E R RN D CD O P EN/CL OS E /E J PO WE R TAPE OPE N/C LOSE TUNE/TRACK SKIP C D C D MU TE MODEL: AKAI

2、ACR-17W RadioFans.CN 收音机爱 好者资料库 2 CONTENTS Page Disassembly Instructions.3 Disassembly Diagram.4 Operation check.5 Block Diagram .6 Alignment Locations .7 Alignment Procedures .8 Printed Circuit Boards.9 Wiring Diagram.18 Exploded Views (Panel) .19 Exploded View Parts Lists (Panel) .20 Exploded View

3、s (Cabinet).21 Exploded View Parts Lists (Cabinet).22 Exploded View (Deck) .24 Exploded View Parts List (Deck).25 Schematic Diagram .27 Electrical Parts List.30 Specifications.37 RadioFans.CN 收音机爱 好者资料库 3 DISASSEMBLY INSTRUCTIONS 1. Remove the screw (A) located on the rear of the top cabinet then re

4、move the Top Cabinet. 2. Remove four screws (B) located on the CD bracket and remove two screws (C) from the Heat Sink of the left side. Remove four screws (D) from under the CD bracket then remove the CD Deck and the CD Bracket. 3. Remove four screws (E) located on the tape bracket and remove four

5、screws (F) from under the tape bracket then remove the Tape Bracket. 4. Remove two screws (G) from each side of the panel then remove two the Tube. 5. Take out the Panel Slide Way (L/R), The Ring and the Panel. Remove two screws (H) from the Base of the front and remove two screws (I) from each side

6、 of the Base then remove the Base. 6. Remove two screws (J) from on the front bracket then remove the Front Bracket. 7. Remove two screws (K) and two screws (L) from the Heat Sink of the left side then remove the IC Bracket (7809) and the IC Bracket 8568. 8. Remove the screw (M) from the heat sink t

7、hen remove the Heat Sink. 9. Remove two screws (N) from the Slide Bracket then remove the Slide Gear and the Slider Bracket. Remove two screws (O) from the “U” Cabinet then remove the Bracket Slide Way. 10. Remove the screw (P) from the “U” cabinet of the left side and remove two screws (Q) then rem

8、ove the Gear Holder. 11. Remove two screws (R) from the “U” Cabinet then remove the Gear Bracket ASSY. 12. Remove the screw (S) and the screw (T) from the Rear Bracket then remove the Antenna Clip and the Antenna Socket J-02-03 Signal. Hole. 13. Remove the screw (U) and two screws (V) from the Rear

9、Bracket then remove the CDC FIX Bracket. 14. Remove two screws (W) from the “U” Bracket of the left side then remove the Rear Bracket and the “U” Cabinet. RadioFans.CN 收音机爱 好者资料库 4 DISASSEMBLY DIAGRAM 5 OPERATION CHECK GENERAL SPECIFICATIONS OF SIGNAL Standard frequency Signal output Modulation FM M

10、W LW FM MW LW MW FM Stereo 98.1 MHz (87.5, 108 MHz) 1000 kHz (522, 1620 kHz) 200 kHz (144, 288 kHz) 1mV 5mV 5mV 400 Hz 30% MOD. 1 kHz 75 kHz DEV. 90% for L only or R only pilot level 10% AF output level FM/MW/LW Power source voltage DC 14.0V (Backup voltage is the same as this) AF load impedance 4 o

11、hm pure resistance Balance Center position of level Tone Center position The signal strength read in this section is voltage on the antenna. Test Diagram 6 BLOCK DIAGRAM 7 ALIGNMENT LOCATIONS FM/MW/LW TUNER 8 ALIGNMENT PROCEDURES FM ADJUSTMENT Equipment Required ? ? AM IF/RF signal generator ? ? Sol

12、id-state voltmeter (SSVM) ? ? Regulated DC power supply ? ? 2-CH voltmeter ? ? Distortion meter FM Alignment Using FM Signal Generator Note: Press the radio power switch to on the radio. Signal generator output must be kept as low as possible to avoid overload and clipping. Step Generator Coupling G

13、enerator Display Setting Adjustment Remarks Stereo Separation Signal Generator to antenna receptacle 98.1 MHz Int. 1 kHz Dev. 75 kHz L+R = 90 % pilot = 10 % 98.1 MHz VR1 Adjust AF output power at maximum separating more than 30 dB FM SNC Adjustment 98.1 MHz Dev. 75 kHz L+R=90 % Int. 1 kHz 60dBV outp

14、ut 98.1 MHz 40 dB 98.1 MHz VR2 Stereo Separation 25 dB (5 dB) STOP SENS. Signal Generator To antenna receptacle 98.1 MHz Mod. 1kHz Dev 75kHz 98.1 MHz VR3 Adjust AF to stop station. Note: The tuner module is well-adjust and adjustment is not recommended. 9 PRINTED CIRCUIT BOARDS MAIN BOARD TOP VIEW 1

15、0 MAIN BOARD BOTTOM VIEW 11 KEY BOARD TOP VIEW 12 KEY BOARD BOTTOM VIEW 13 CD SERVO BOARD TOP VIEW 14 CD SERVO BOARD BOTTOM VIEW 15 REMOTE BOARD TOP VIEW 16 REMOTE BOARD BOTTOM VIEW 17 FRONT BOARD 18 WIRING DIAGRAM 19 EXPLODED VIEW PANEL 20 EXPLODED VIEW PARTS LIST PANEL Ref. No. Description RS Part

16、 No. Mfrs Part No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 Lens: RM (S. OPC0000) T. Panel W/CDC (S. OPC0000) Bottom Panel /777 Panel Bracket ASSY VOL Knob (S. OPC0000) Volume Knob Adaptor/Blue Volume Back-Light/Blue Right Back-Light White Trim Knob (

17、L/R) Blue Up Left Decoration E-Silver Up Right Decoration E-Silver Down Decoration (Elect RO Silver) Open/1-6/LOC/AS/PS (L-Up) S.0000 Power Knob (L-Up) (S. OPC0000) EQ Knob (Crystal/PUMRED 198C#) TUNE/SKIP/BAND/MODE/MO/ST (L-Up) Open/Mute/LOU/DSP (L-Up) S.0000 EQ Adaptor Sponge Middle Back Light Lef

18、t Back Light White CD Jack Bracket Band Light Cover Sensor Holder Key Board CD115 Rotate Encoder VOL. LCD Cover Color LCD NEG CD138X3.4 LCD REFLECT Paper LCD Back Light Screw 2X8 BH/ST Screw 2X3 CH/MS Black Screw 2.6X8 BH/ST Black Screw 2.6X10 BH/ST Black 53-13849-31 51-13821-31 51-13822-00 61-13811

19、-00 52-13829-31 52-13836-70 52-13839-70 52-13843-01 52-13838-70 52-13831-90E 52-13832-90E 52-13830-90E 52-13827-31 52-13825-31 52-13837-51R 52-13826-31 52-13828-32 81-13801-00 52-13842-00 52-13841-01 52-13834-00 52-13835-00 52-13833-00 12-01380-305 18-00115-00 39-13806-00 27-01380-01Y 44-13804-00 52

20、-13840-00 40-12008-01 40-12003-09H 40-02608-21 40-12610-01 21 EXPLODED VIEW CABINET 22 EXPLODED VIEW PARTS LIST CABINET Ref. No. Description RS Part No. Mfrs Part No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 Panel Ring /ABS Base/A

21、BS Top Bracket CD MECHA. CDM-1681 (C20/MABUCHI) W/F-36 (MCI5ULCKNZ/AP-4226) U Cabinet Slider Bracket Heat Sink Main Board Rear Bracket Gear Bracket ASSY Front Bracket Panel Slide Way (L) Panel Slide Way (R) Shade CD Windows Sheet CD Back Light Tape Back Light Speaker 80UH 0.25W 4.6X23MM Cass Door OP

22、2320-56 Tape Door Spring Front Board CD Bracket Eject Knob Eject Lever (A/R) 0.8MM FF Knob REW Knob Tape Bracket (ISO) Slide Gear Bracket Slide Way Spring 0.4 Sway Bracket Sway Bar ASSY Spring 0.25 Gear Holder Worm Holder Gear (1) Gear (5) Gear (2) 51-13824-00 51-13823-00 61-13805-00 94-01681-00 94-

23、00036-10W 61-13801-01 61-13802-00 61-13809-00 12-01380-055 61-13807-00 61-13608-00 61-13806-00 52-13853-00 52-13854-00 81-69005-02 43-A3101-00 52-13855-00 52-13856-00 14-04623-00 66-32056-00 36-13812-00 12-01380-355 61-13804-00 52-13850-00 39-07626-00 52-13851-00 52-13852-00 61-13803-01 52-13807-00

24、52-13859-00 36-13802-00 39-13803-00 39-13802-00 36-13805-02 39-13801-00 39-13809-00 52-13862-00 52-13866-00 52-13863-00 23 Ref. No. Description RS Part No. Mfrs Part No. 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 Star Gear Holder ASSY

25、Gear Holder Pull Spring Gear Press Spring 0.8 Gear (4) Gear (3) Motor PWN10EA10C Worm Shaft IC Bracket (8568) IC Bracket (7809) LA1787 FM/MW/LW TUNE (CET-7010EU) CDC FIX Bracket CDC Board Spring Washer M5 Back Mounting Screw Antenna Socket J-020-03 Signal. Hole Antenna Clip (II) Tube (II) Screw M6 S

26、crew 2.0X2.0X BH/MS Screw 1.7 X 6.0 Screw 2.0 X 4 KH/ST Black Screw 2 X 3 CH/MS Black Screw 2 X 3 PWH/MS HAD Tooth Screw 2 X 4 BH/MS Screw M2 X 2.4 CH/MS Screw 2.6 X 3 PH/MS Screw 2.6 X 4 PH/MS Screw 2.6X4 BH/MS Screw 2.6 X 6 BH/MS Screw 2.6 X 6 PH/MS Black (Hard) Screw 3X 4 PH/MS Screw 3 X 6 PH/MS

27、Screw 3 X 10 PH/MS Screw 3X12 PH/MS Screw 3X16 PH/MS 39-13810-00 52-13846-00 36-13808-00 36-13807-00 52-13865-00 52-13864-00 97-01300-03 52-13872-00 39-13804-00 39-13805-00 29-01780-03 39-13811-00 12-01380-615 35-50001-00 34-68701-00 39-00017-02 39-A1528-00 34-13802-00 40-13802-00 40-62002-01 40-138

28、03-00 40-12004-23 40-12003-09H 40-02003-06H 40-02004-01 40-02024-09H 40-02603-00 40-02604-00 40-02604-01 40-02606-01 40-02606-20H 40-03004-00 40-03006-00 40-03010-00 40-03012-00 40-03016-00 24 EXPLODED VIEW (CD DECK) 25 EXPLODED VIEW PARTS LIST (CD DECK) Ref. No. Description Parts No. Qty 1 2 3 4 5

29、6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 SENSOR SENSOR PCB SCREW COVER-UPPER LEVER DISC GUIDE UP BUSHING ROLLER ROLLER DISC SHAFT ROLLER PIN ROLLER PVC CAP B/K ROLLER PIN PULLEY PIN IDLE GEAR IDLE GEAR PULLEY BELT PULLEY GEAR ROLLEY LOCKER (L)

30、 CAM (L) S/P CAM (L) S/P RACK CAM (R) LOCKER GEAR RACK GEAR LOAD GEAR LOAD (D) GEAR LOAD (B) GEAR LOAD (A) PIN LOAD B/K GEAR MOTOR GEAR WORM GERVO PCB ASSY SPECIAL SCREW S/P RO (L) SUPPORT DAMPER S/P RO CHASSIS MAIN ST-23G FR CA/H 0” TT 2*3 SECC T1.0 POM (F20-03) POM (F20-03) POM (F20-03) SLICON SUS

31、 303 SUM24L-NI (PLATE) PVC SECC T1.0 SUM24L-NI (PLATE) SUM24L-NI (PLATE) POM (F20-03) POM (F20-03) CR-WRT POM (F20-03) POM (F20-03) POM (F20-03) SUS304WPB SUS304WPB POM (F20-03) POM (F20-03) POM (F20-03) POM (F20-03) POM (F20-03) POM (F20-03) POM (F20-03) SUM24L-NI (PLATE) SECC T1.0 FF-050SH-11190 P

32、OM (F20-03) GLASS EPOXY 1.2T P/H TTS 2*2 SUS304WPB POM (F20-03) SUS304WPB SEEC T1.0 2 1 12 1 1 1 2 2 1 1 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 4 1 1 1 1 4 1 3 1 1 26 Ref. No. Description Parts No. Qty 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72

33、73 CLAMP DISC HOLD CLAMPER S/P CLAMPER TURN TABLE BASE PU PIN SIDE (A) SCREW PIN SIDE (B) DAMPER S/P BASE MOTOR GEAR PU (B) GEAR PU (A) SCREW MOTOR HOUSING GEAR SHAFT PU SCREW 4P CONT WIRE SPRING TENSION GEAR PU LEAD SCREW SWITCH SCREW PICK UP FPC WIRE SPRING PU FIBER PAPER S/P CAM TRANSIT SCREW INS

34、ULATOR COVER SWITCH WASHER PE S/P BASE POM (F20-03) SECC T1.0 SUS304WPB ABS G/F 20% POM (F20-03) SUM24L-NI (PLATE) CA/H 0” M/S 1.7*2.5 SUM24L-NI(PLATE) BUTHYL SUS304WPB RF-400CA-12265 HYTRELL 5526 POM (F20-03) CA/H 0” M/S 2*2 FF-050SH-11190 POM (F20-03) KNN11 (PCD18) R/H (W/W) TTB2*5 1007 #28 SUS304

35、WPB POM (F20-03) BSBM SW-110 B/H TTB1.7*8 SF-C99 POLY AMIDE SUS T0.2 0.55 4.5*18 PE SW-111 PE SUS304WPB 1 1 1 1 1 2 2 2 1 2 1 1 1 6 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 1 1 2 2 27 SCHEMATIC DIAGRAM (MAIN BOARD) 28 SCHEMATIC DIAGRAM (CD SERVO BOARD) 29 SCHEMATIC DIAGRAM (REMOTE BOARD) 30 ELECTRICAL PARTS

36、LIST Ref. No. Part No. Description Qty PC BOARD ASSY, MAIN BOARD Q806,814/7 Q452/3,801,815 Q455,809,811 Q101/5/6,403/4,451/4/6,501,602,8025 /8,810/2/3/6/8 Q102/3 Q891/2 Q402,807 Q301 Q051 ZD4013 D054 D051/2 D803 D401/2/5/7,410/1/720,45160,501/2 D804 ZD452,501 ZD802 ZD804 ZD451 ZD801/5 ZD803 ZD101 IC

37、451 IC501 IC301 IC502 IC452 IC402 IC804 IC802 IC803 IC804 IC401 X401 C891 C892 C308/9 C103 C111 C109 01-00435-00 01-00812-00 01-01240-00 01-01623-00 01-02785-00C 01-04672-00 01-08050-03 01-08550-03 01-14422-00 02-00062-07 02-00144-00 02-01112-00F 02-04001-00A 02-04148-00A 02-05401-00 02-50051-00A 02

38、-50056-00A 02-50075-00A 02-50082-00A 02-50091-00A 02-50100-00A 02-50120-00A 03-01380-00 03-02313-00 03-03161-00 03-04052-03 03-06219-00 03-07035-00 03-07805-11 03-07809-00 03-07818-00 03-08571-00 03-17802-401 04-00045-00 05-00470-302 05-04683-00 05-05222-00 05-16225-00 05-63101-00 05-63102-01 TR. BD435 NPN TO-126 SAMSUNG TR. 2SA812 TRANSISTOR B1240 CHIP TR. C1623 “NEC” TRANSISTOR 2SC2785 “NEC” TR. SM