Pioneer CDXFM-1257, CDXFM-1259 Service manual

PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan

PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A. PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 253 Alexandra Road, #04-01, Singapore 159936

C PIONEER ELECTRONIC CORPORATION 1999

K-ZZY. FEB. 1999 Printed in Japan

ORDER NO.

CRT2320

UNIVERSAL MULTI-CD SYSTEM

CDX-FM1259 X1N/UC

CONTENTS

1. SAFETY INFORMATION ............................................2

2. EXPLODED VIEWS AND PARTS LIST.......................3

3. SCHEMATIC DIAGRAM ...........................................12

4. PCB CONNECTION DIAGRAM ................................24

5. ELECTRICAL PARTS LIST ........................................32

6. ADJUSTMENT..........................................................36

7. GENERAL INFORMATION .......................................43

7.1 PARTS .................................................................43

7.1.1 IC................................................................43

7.1.2 DISPLAY....................................................49

7.2 DIAGNOSIS ........................................................50

7.2.1 DISASSEMBLY .........................................50

7.2.2 TEST MODE..............................................52

7.3 BLOCK DIAGRAM ..............................................58

8. OPERATIONS AND SPECIFICATIONS.....................60

- See the separate manual CX-938(CRT2357) for the CD mechanism description, disassembly and circuit description.

- The CD mechanism employed in this model is one of C8 series.

CDX-FM1259/X1N/UC

CDX-FM1257 X1N/UC,ES

CDX-FM1259,FM1257

- CD Player Service Precautions

1. For pickup unit(CXX1285) handling, please refer to"Disassembly"(See page 50). During replacement, handling precautions shall be taken to prevent an electrostatic discharge(protection by a short pin).

2. During disassembly, be sure to turn the power off since an internal IC might be destroyed when a connector is plugged or unplugged.

3. Please checking the grating after changing the pickup unit (See page 37).

4. Since these screws protects the mechanism during transport, be sure to affix it when it is transported for repair, etc.

1. SAFETY INFORMATION

1.1 CDX-FM1259/X1N/UC,CDX-FM1257/X1N/UC

CAUTION

This service manual is intended for qualified service technicians; it is not meant for the casual do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been trained to properly and safely repair complex products such as those covered by this manual. Improperly performed repairs can adversely affect the safety and reliability of the product and may void the warranty. If you are not qualified to perform the repair of this product properly and safely; you should not risk trying to do so and refer the repair to a qualified service technician.

ARNING

This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to cause cancer, birth defects or other reproductive harm. Health & Safety Code Section 25249.6 - Proposition 65

A transport screw has been attached to the set in order to protect it during transportation. After removing the transport screw, cover the hole with the supplied seal. Be sure to remove the transport screw before mounting the set. The removed transport screw should be retained in the accessory bag for use the next time the set is transported.

Seal After removing the transport screw, cover the hole with the supplied seal.

Transport screw Attach to the original position before transporting the set.

CDX-FM1259,FM1257

2. EXPLODED VIEWS AND PARTS LIST

2.1 PACKING

CDX-FM1259,FM1257

Part No.

Mark No. Description CDX-FM1259/X1N/UC CDX-FM1257/X1N/UC CDX-FM1257/X1N/ES

1 Accessory Assy CEA2494 CEA2494 CEA2495 2 Spring CBH-865 CBH-865 CBH-865 3 Cord CDE4289 CDE4289 CDE4289 4 Cord CDE5812 CDE5812 CDE5812 5 Cord CDE5814 CDE5814 CDE5814

6 Screw Assy CEA1962 CEA1962 CEA1962 7 Screw CBA1295 CBA1295 CBA1295

* 8 Polyethylene Sheet CNM5158 CNM5158 CNM5158

9 Screw HMB60P500FMC HMB60P500FMC HMB60P500FMC

10 Screw HMF40P080FZK HMF40P080FZK HMF40P080FZK

11 Nut NF60FMC NF60FMC NF60FMC 12 Screw Assy CEA1965 CEA1965 CEA1965

* 13 Polyethylene Bag CEG-127 CEG-127 CEG-127

14 Screw IMS30P050FZK IMS30P050FZK IMS30P050FZK 15 Clamper CEF1010 CEF1010 CEF1010

* 16 Polyethylene Bag CEG-158 CEG-158 CEG-158

17 Polyethylene Bag CEG1185 CEG1185 *E36-622 18 Battery CEX1030 CEX1030 CEX1030 19 Bracket CNC8061 CNC8061 CNC8061 20 Cushion CNM3182 CNM3182 CNM3182

21 Fastener(Soft) CNM3872 CNM3872 CNM3872 22 Fastener(Rough) CNM4041 CNM4041 CNM4041 23 Panel CNS5428 CNS5428 CNS5428

* 24 Polyethylene Bag CEG1099 CEG1099 CEG1099

25 Polyethylene Bag CEG1174 CEG1174 CEG1026

26 Carton CHG3721 CHG3720 CHG3722 27 Sub Carton CHG3729 CHG3728 CHG3730 28 Contain Box CHL3721 CHL3720 CHL3722 29 Protector CHP2136 CHP2136 CHP2136 30 Protector CHP2137 CHP2137 CHP2137

31 Seal CNM5599 CNM5599 CNM5599 32-1 Installation Manual CRD2874 CRD2874 CRD2877 32-2 Owner’s Manual CRD2873 CRD2875 CRD2876

* 32-3 Warranty Card CRY1070 Not used Not used * 32-4 Caution Card CRP1205 CRP1205 CRP1205

33 Antenna Select Assy CWM6445 CWM6445 CWM6445

34 Display Assy CXB3242 CXB3241 CXB3241

35 Remote Control Assy CXB3262 CXB3261 CXB3261

36 Magazine Assy CXB4028 CXB4028 CXB4028

37 Angle Assy CXB3589 CXB3589 CXB3589

- PACKING SECTION PARTS LIST

NOTE:

- Parts marked by “*”are generally unavailable because they are not in our Master Spare Parts List.

- Screws adjacent to

∇ mark on the product are used for disassembly.

CDX-FM1259,FM1257

- Owner’s Manual

Model Part No. Language CDX-FM1259/X1N/UC CRD2873 English, French CDX-FM1257/X1N/UC CRD2875 English, French CDX-FM1257/X1N/ES CRD2876 English, Spanish, Portuguese(B), Arabic

- Installation Manual

Model Part No. Language CDX-FM1259/X1N/UC CRD2874 English, French CDX-FM1257/X1N/UC CRD2874 English, French CDX-FM1257/X1N/ES CRD2877 English, Spanish, Portuguese(B), Arabic

Part No.

Mark No. Description CDX-FM1259/X1N/UC CDX-FM1257/X1N/UC CDX-FM1257/X1N/ES

38 •••••

39 ••••• * 40 Caution Card CRP1090 CRP1090 CRP1090 * 41 Caution Card CRP1196 CRP1196 CRP1196

42 Air Cushioned Bag CEG1055 CEG1055 CEG1055

43 Cover CEG1062 CEG1062 CEG1062

CDX-FM1259,FM1257

2.2 EXTERIOR

CDX-FM1259,FM1257

1 Screw BMZ26P040FMC 2 Screw BMZ30P040FZK 3 Button CAC4632 4 Screw CBA1353 5 Spring CBH1862

6 Connector CDE5525 7 Connector CDE5833 8 Cord CDE4289 9 Cord CDE5812

10 Resistor RS1/2PMF102J

11 Cap CNS1472

12 Cord CDE5814

13 Upper Case CNB2393

14 Arm CNC8058

15 Insulator CNM6074

16 Panel CNS5218

17 Damper CNV5227

18 Antenna Select Assy CWM6445

19 Cord CDE4087

20 Antenna Cable CDH1207

21 Chassis CNA1555

22 Case CNB1764

23 Antenna Select Unit CWX2200

24 Plug(CN502) CKS1222

25 Plug(CN501) CKS2812

26 Antenna Jack(CN503) CKX1006

27 Extension Unit CWX2304

28 Screw BMZ26P060FMC

29 Jack(CN401) CKN1022

30 Plug(CN801) CKS-460

31 Connector(CN802) CKS3195

32 Connector(CN201) CKS4019

33 Connector(CN803) CKS3407

34 Holder CNC8060

35 Holder CNC8069

36 Display Assy

See Contrast table(2)

37 Screw BPZ20P100FZK 38 Button CAC5887 39 Cord CDE5834 40 Transistor(Q801) 2SD2396

41 Cover CNS5223 42 LCD(LCD901) CAW1514 43 Holder CNC8062 44 Lighting Conductor CNV5594 45 Rubber CNV5599

46 Grille Unit

See Contrast table(2)

47 Remote Control Assy See Contrast table(2) 48 Cover CNS4948 49 Lower Case Unit CXB3398 50 Grille Unit

See Contrast table(2)

51 Screw BPZ20P080FMC 52 Sheet

See Contrast table(2)

53 Door CAT2052 54 Door CAT2053 55 Holder CNC8141

56 Grille

See Contrast table(2)

57 Lever CNS5394 58 CD Mechanism Module

See Contrast table(2)

59 Screw IMS20P035FZK 60 Screw IMS26P040FMC

61 Angle Assy CXB3589 62 Screw HMF40P080FZK 63 IC(IC902) TSOP1840SB1 64 Seal CNM5599 65 Cushion CNM3182

66 Panel CNS5428 67 Bracket CNC8061 68 Screw IMS30P050FZK

* 69 Caution Card CRP1196

(1) EXTERIOR SECTION PARTS LIST

Mark No. Description Part No. Mark No. Description Part No.

Part No.

Mark No. Symbol and Description CDX-FM1259/X1N/UC CDX-FM1257/X1N/UC CDX-FM1257/X1N/ES

36 Display Assy CXB3242 CXB3241 CXB3241 46 Grille Unit CXB3821 CXB3820 CXB3820 47 Remote Control Assy CXB3262 CXB3261 CXB3261 50 Grille Unit CXB4382 CXB4381 CXB4381 52 Sheet CAH1685 CAH1682 CAH1682

56 Grille CNS5226 CNS5306 CNS5306 58 CD Mechanism Module CXK4916 CXK4915 CXK4915

(2) CONTRAST TABLE CDX-FM1259/X1N/UC, CDX-FM1257/X1N/UC and CDX-FM1257/X1N/ES are constructed the same except for the following:

CDX-FM1259,FM1257

2.3 CD MECHANISM MODULE

CDX-FM1259,FM1257

1 Connector CDE6069 2 CD Core Unit(C8)

See Contrast table(2)

3 Connector(CN701) CKS1963 4 Connector(CN101) CKS2272 5 Screw BMZ20P025FMC

6 Screw CBA1037 7 Screw CBA1041 8 Screw CBA1176 9 Screw CBA1362

10 Screw CBA1387

11 Screw CBA1470 12 Screw CBA1476 13 Screw CBA1486 14 Washer CBF1038 15 Spring CBH1867

16 Spring CBH2172 17 Spring CBH2173 18 Spring CBH2174 19 Spring CBH2175 20 Spring CBH2177

21 Spring CBH2178 22 Spring CBH2179 23 Spring CBL1390 24 Spring CBL1392 25 Spring CBL1404

26 Short Pin CBL1239 27 Volume(VR801) CCW1024 28 ••••• 29 Shaft CLA3304 30 Arm CNC7901

31 Lever CNC7905 32 Lever CNC7906 33 Arm CNC7908 34 Arm CNC7909 35 Holder CNC7911

36 Holder CNC7912 37 Lever CNC7919 38 Stopper CNC7920 39 Frame CNC7921 40 Lever CNC7922

41 Bracket CNC7923 42 Lever CNC7924 43 Frame CNC7927 44 Frame CNC7928 45 Bracket CNC8355

46 Plate CNC8375 47 Cover CNC8434 48 Sheet CNM6009 49 Spacer CNM6146 50 Sheet CNM6296

51 PCB CNP5227 52 PCB CNP5228 53 Ball CNR1189 54 Gear CNR1531 55 Belt CNT1086

56 Gear CNV5472 57 Gear CNV5473 58 Rail CNV5474 59 Lever CNV5475 60 Gear CNV5477

61 Arm CNV5478 62 Holder CNV5480 63 Guide CNV5481 64 Guide CNV5482 65 Holder CNV5483

66 Holder CNV5484 67 Clamper CNV5485 68 Gear CNV5486 69 Gear CNV5562 70 Holder CNV5563

71 Stopper CNV5564 72 Lighting Conductor CNV5785 73 Mechanism PCB CWX2303 74 Connector(CN801) CKS1965 75 Connector(CN802) CKS3486

76 Damper Unit CXA7159 77 Chassis Unit CXB2850 78 ••••• 79 Chassis Unit CXB2851 80 Arm Unit CXB2855

81 Screw Unit CXB2857 82 ••••• 83 Frame Unit CXB4427 84 Magazine Holder Unit CXB2859 85

Motor Unit(M851)(SPINDLE) CXB3003

Motor Unit(M854)(CARRIAGE) CXB3004

87 Screw JFZ20P025FMC 88 Motor Unit(M853)(TRAY) CXB4421 89 Screw JFZ20P025FMC 90 Motor Unit(M852)(ELV) CXB3006

Mark No. Description Part No. Mark No. Description Part No.

(1) CD MECHANISM MODULE SECTION PARTS LIST

CDX-FM1259,FM1257

91 Screw JFZ20P025FMC 92 Lever Unit CXB3938 93 ••••• 94 Gear Unit CXB4338 95 Screw JGZ17P025FZK

96 Pickup Unit(Service) CXX1285 97 ••••• 98 ••••• 99 Screw IMS26P040FMC

100 Screw JFZ20P025FNI

101 Photo-transistor(Q851) PT4800 102

Spring Switch(S851,S853) CSN1051

103 LED(D851) CN504-2 104 Spring Switch(S852) CSN1052

Mark No. Description Part No.

(2) CONTRAST TABLE CDX-FM1259/X1N/UC, CDX-FM1257/X1N/UC and CDX-FM1257/X1N/ES are constructed the same except for the following:

Part No.

Mark No. Symbol and Description CDX-FM1259/X1N/UC CDX-FM1257/X1N/UC CDX-FM1257/X1N/ES

2 CD Core Unit(C8) CWX2276 CWX2275 CWX2275

CDX-FM1259,FM1257

2.4 MAGAZINE ASSY

1 Magazine Assy CXB4028 2 Tray CNV5341 3 Label CRW1396

- MAGAZINE ASSY SECTION PARTS LIST

Mark No. Description Part No.

CDX-FM1259,FM1257

1234

3. SCHEMATIC DIAGRAM

3.1 OVERALL CONNECTION DIAGRAM

Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL

PARTS LIST”.

1/2

M853

CXB3005

M852

CXB3006

M851

CXB3003

M854

CXB3004

PICKUP UNIT(SERVICE)

CXX1285

CSN1051

CSN1052

CN504-2

PT4800

10k

680(B)

MECHANISM PCB

SWITCH PCB

MOTOR PCB

MOT

4CH SERVO DRIV

RF-A DSP

CN801

CN802

CDX-FM1259,FM1257

1/2

CD CORE UNIT

2/2

MOTOR DRIVER

DRIVER

RF-AMP,SERVO, DSP,DAC

19 20

CDX-FM1259/X1N/UC

CDX-FM1257/X1N/UC,ES

CDX-FM1259,FM1257

1234

2/2

1/2

SYSTEM CONTROLLER

LOUT

AAGND

ROUT

GND

FM1259

FM1257

CDX-FM1259,FM1257

2/2

GGC1257 (SRM2B256SLTMX70)

CN201

SRAM

IP-BUS DRIVER

CDX-FM1259,FM1257

1 RFI 0.5V/div. 0.5µs/div.

Normal mode: play

1 CH1: RFI 1V/div. 2 CH2: MIRR 5V/div.

Test mode: Tracking open

0.5ms/div.

1 CH1: RFI 1V/div. 2 CH2: MIRR 5V/div.

Normal mode: The defect part

passes 800µm

0.5ms/div.

3 CH1: FD 0.5V/div. 4 CH2: FOR 2V/div.

Test mode: No disc, Focus close

0.2s/div.

3 CH1: FD 0.5V/div. 5 CH2: FOK 2V/div.

Normal mode: Focus close

0.2s/div.

6 CH1: FE 0.5V/div. 7 CH2: XSI 2V/div.

Normal mode: Focus close

1ms/div.

REFO

→

8 CH1: TE 0.5V/div. 9 CH2: TD 0.5V/div.

Test mode: 32 tracks jump (REV)

0.5ms/div.

8 CH1: TE 0.5V/div. 9 CH2: TD 0.5V/div.

Test mode: Single jump (REV)

0.5ms/div.

8 CH1: TE 0.5V/div. 9 CH2: TD 0.5V/div.

Test mode: 100 tracks jump (REV)

5ms/div.

6 CH1: FE 0.1V/div. 3 CH2: FD 0.2V/div.

Normal mode: Play

20ms/div.

3 CH1: FD 0.5V/div. 0 CH2: MD 1V/div.

Normal mode: Focus close (12cm)

0.5s/div.

3 CH1: FD 0.5V/div. 0 CH2: MD 1V/div.

Normal mode: Focus close (8cm)

0.5s/div.

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

GND

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

- Waveforms

Note:1. The encircled numbers denote measuring pointes in the circuit diagram.

2. Reference voltage REFO:2.5V

REFO

→

REFO

→

REFO

→

REFO

→

CDX-FM1259,FM1257

8 CH1: TE 0.2V/div. 9 CH2: TD 0.2V/div.

Normal mode: play

8 CH1: TE 0.5V/div. ! CH2: SD 0.5V/div.

TEST mode:100Tracks jump(FWD)

5ms/div.

0 MD 0.5V/div. 0.1s/div.

Normal mode: Play (12cm)

0 MD 1V/div. 10ms/div.

Long Search (12cm)

@ EFM 1V/div. 5µs/div.

Normal mode: Play

8 CH1: TE 1V/div. # CH2: TEC 1V/div.

Test mode: Focus close

Tracking open

2ms/div.

8 CH1: TE 0.5V/div. 6 CH2: FE 0.5V/div.

Normal mode:

AGC after focus close

0.2s/div.

20ms/div.

% SCKO 2V/div. 1µs/div.

Normal mode: Play

^ DOUT 2V/div. 10µs/div.

Normal mode: Play

& LRCK 2V/div. 20µs/div.

Normal mode: Play

* VD 5V/div. 50ms/div.

Normal mode: No disc

GND

→

REFO

→

REFO

→

GND

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

GND

→

REFO

→

GND

→

REFO

→

GND

→

REFO

→

CDX-FM1259,FM1257

( CH1: R OUT 2V/div. ) CH2: L OUT 2V/div.

Normal mode: Play (1kHz 0dB)

6 CH1: FE 0.2V/div. 3 CH2: FD 0.5V/div.

Normal mode: During AGC

1ms/div.

8 CH1: TE 0.2V/div. 9 CH2: TD 0.5V/div.

Normal mode: During AGC

1 CH1: RFI 1V/div. ⁄ CH2: HOLD 5V/div.

Normal mode: The defect part passes

800µm(B.D)

500µs/div.

1ms/div.

0.5ms/div.

3 CH1: FD 1V/div. ⁄ CH2: HOLD 5V/div.

Normal mode: The defect part passes

800µm(B.D)

0.5ms/div.

9 CH1: TD 0.1V/div. ⁄ CH2: HOLD 5V/div.

Normal mode: The defect part passes

800µm(B.D)

0.5ms/div.

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

REFO

→

CDX-FM1259,FM1257

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