Pioneer KEH-P580 User 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. 501 Orchard Road, #10-00, Wheelock Place, Singapore 238880
C PIONEER ELECTRONIC CORPORATION 1998 K-ZZU. OCT. 1998 Printed in Japan
ORDER NO.
CRT2259
MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH FM/AM TUNER
KEH-P580 X1M/UC
Service
Manual
CONTENTS
1. SAFETY INFORMATION............................................2
2. EXPLODED VIEWS AND PARTS LIST ......................2
3. SCHEMATIC DIAGRAM.............................................8
4. PCB CONNECTION DIAGRAM................................22
5. ELECTRICAL PARTS LIST........................................32
6. ADJUSTMENT.........................................................41
7. GENERAL INFORMATION.......................................43
7.1 PARTS ................................................................43
7.1.1 IC...............................................................43
7.1.2 DISPLAY ...................................................47
7.2DISASSEMBLY ...................................................48
7.3BLOCK DIAGRAM ..............................................49
8. OPERATIONS AND SPECIFICATIONS....................50
NOTE:
-See the separate manual CX-631(CRT1640) for the cassette mechanism description.
-The cassette mechanism assy employed in this model is one of 2L series.
-Dolby noise reduction manufactured under license from Dolby Laboratories Licensing Corporation.
"Dolby" and the double-D symbol are trademarks of Dolby Laboratories Licensing Corporation.
-This service manual does not describe the CD test mode.
For the operations in the CD test mode, refer to the CD player's Service Manual.
KEH-P5850 X1M/ES
KEH-P5800 X1M/UC
KEH-P5850/X1M/ES

2
KEH-P580,P5800,P5850
1. SAFETY INFORMATION
UC model
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.
WARNING
Lead in solder used in this product is listed by the California Health and Welfare agency as a known reproductive
toxicant which may cause birth defects or other reproductive harm (California Health and Safety Code, Section
25249.5). When servicing or handling circuit boards and other components which contain lead in solder, avoid
unprotected skin contact with the solder. Also, when soldering do not inhale any smoke or fumes produced.
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
3
6
10
29
8
7
54
18
12
16 117
11
15
14
13
19

3
KEH-P580,P5800,P5850
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.
-PACKING SECTION PARTS LIST
Part No.
Mark No. Description KEH-P580/X1M/UC KEH-P5800/X1M/UC KEH-P5850/X1M/ES
1 Cord Assy CDE5798 CDE5798 CDE5798
2 Spring CBH1650 CBH1650 CBH1650
3 Screw Assy CEA2351 CEA2351 CEA2351
4 Screw CBA1304 CBA1304 CBA1304
* 5 Polyethylene Bag CEG-127 CEG-127 CEG-127
6 Screw(x4) CRZ50P090FMC CRZ50P090FMC CRZ50P090FMC
7 Screw(x4) TRZ50P080FMC TRZ50P080FMC TRZ50P080FMC
* 8 Polyethylene Bag CEG-158 CEG-158 CEG-158
9 Handle(x2) CNC5395 CNC5395 CNC5395
10 Bush CNV3930 CNV3930 CNV3930
11 Polyethylene Bag CEG1173 CEG1173 CEG-162
12 Battery CEX1030 Not used CEX1030
13 Carton CHG3555 CHG3554 CHG3556
14 Contain Box CHL3555 CHL3554 CHL3556
15 Protector CHP2101 CHP2101 CHP2101
16 Protector CHP2102 CHP2102 CHP2102
17 Case Assy CXB3520 CXB3520 CXB3520
18 Remote Control Unit CXB3454 Not used CXB3454
19-1 Owner’s Manual CRD2772 CRD2770 CRD2774
19-2 Installation Manual CRD2773 CRD2771 CRD2776
* 19-3 Warranty Card CRY1070 Not used Not used
* 19-4 Card Not used ARY1048 Not used
19-5 Owner’s Manual Not used Not used CRD2775
-Owner's Manual, Installation Manual
Model Part No. Language
KEH-P580/X1M/UC CRD2772 English, French
CRD2773 English, French
KEH-P5800/X1M/UC CRD2770 English, French, Spanish
CRD2771 English, French, Spanish
KEH-P5850/X1M/ES CRD2774 English, Spanish, Portuguese(B)
CRD2775 Chinese, Arabic
CRD2776 English, Spanish,
Portuguese(B), Chinese, Arabic

4
KEH-P580,P5800,P5850
2.2 EXTERIOR

5
KEH-P580,P5800,P5850
1 Screw BSZ26P050FMC
2 Screw BSZ30P050FMC
3 Cord Assy CDE5798
4 Fuse(10A) CEK1136
5 Case CNB2350
6 Panel CNS5137
7 Screw BSZ30P050FMC
8 Screw BSZ30P200FMC
9 Holder CNC5704
10 Cushion CNM5210
11 Insulator CNM5963
12 Tuner Amp Unit See Contrast table(2)
13 Screw BPZ26P080FMC
14 Screw BSZ26P080FMC
15 Screw BSZ26P160FMC
16 Cord CDE5753
17 FM/AM Tuner Unit See Contrast table(2)
18 Holder CNC6554
19 Pin Jack(CN301) CKB1035
20 Plug(CN603) CKM1270
21 Connector(CN701) CKS3408
22 Connector(CN602) CKS3568
23 Connector(CN601) CKS3581
24 Antenna Jack(CN402) CKX1056
25 Panel See Contrast table(2)
26 Holder CNC5399
27 Holder CNC6845
28 Holder CNC7996
29 Heat Sink CNR1505
30 Chassis Unit CXB3012
31 Screw ISS26P055FUC
32 Holder Unit CXB2687
33 Detach Grille Assy See Contrast table(2)
34 Screw BPZ20P060FMC
35 Screw BPZ20P100FZK
36 Button(Detach) CAC5789
37 Button(1-6) CAC5794
38 Button(-) CAC5930
39 Button(EQ) CAC6135
40 Button(+) CAC5783
41 Button(Eject) CAC5793
42 Button(Display) CAC5788
43 Button(Cross) CAC5786
44 Button(A,B) CAC5787
45 Spring CBH2103
46 Cover CNS5130
47 Lighting Conductor CNV5525
48 Housing CNV5526
49 Housing CNV5528
50 Keyboard Unit See Contrast table(2)
51 LCD(LCD1901) CAW1526
52 Connector(CN1901) CKS3580
53 Holder CNC7981
54 Spacer CNM5043
55 Sheet CNM6192
56 Lighting Conductor CNV5524
57 Connector CNV5531
58 Grille Unit See Contrast table(2)
59 Button CAC4836
60 Spring CBH1834
61 Spring CBH1835
62 Spring CBH2182
63 Bracket CNC6135
64 Bracket CNC6791
65 Arm CNV4692
66 Arm CNV4693
67 Arm CNV4728
68 Panel Unit CXB3020
69 Door CAT2026
70 Spring CBH1838
71 Screw IMS20P030FZK
72 Remote Control Unit CXB3454
73 Cover CNS4948
74 Case Assy CXB3520
75 Cassette Mechanism ModuleEXK3690
76 Sheet CNM6243
77 IC(IC1902) SBX8035-H
78 IC(IC302) TDA7384
79 Transistor(Q904) 2SD2396
80 Sheet CWM6292
81 Sheet CWM6293
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.

6
KEH-P580,P5800,P5850
2.3 CASSETTE MECHANISM MODULE
(2)CONTRAST TABLE
KEH-P580/X1M/UC , KEH-P5800/X1M/UC and KEH-P5850/X1M/ES have
the same construction except for the following:
Part No.
Mark No. Description KEH-P580/X1M/UC KEH-P5800/X1M/UC KEH-P5850/X1M/ES
12 Tuner Amp Unit CWM6108 CWM6243 CWM6244
17 FM/AM Tuner Unit CWE1467 CWE1467 CWE1486
25 Panel CNB2341 CNB2343 CNB2341
33 Detach Grille Assy CXB3316 CXB3317 CXB3318
50 Keyboard Unit CWM6254 CWM6255 CWM6256
58 Grille Unit CXB4061 CXB4058 CXB4059

7
KEH-P580,P5800,P5850
Mark No. Description Part No. Mark No. Description Part No.
1 Screw BSZ20P040FMC
2 Washer CBF1037
3 Washer CBF1038
4 Washer CBG1003
5 Deck Unit EWM1018
6 Screw EBA1028
7 Screw EBA1037
8 Spring EBH1531
9 Spring EBH1575
10 Plug(CN251) CKS3540
11 Spring EBH1515
12 Spring EBH1587
13 Spring EBH1517
14 Spring EBH1518
15 Spring EBH1519
16 Spring EBH1537
17 Cord EDD1020
18 Photo-interrupter(EGN2,3) EGN1006
19 Photo-interrupter(EGN1) EGN1005
20 Roller ENR1031
21 Shaft ELA1373
22 Pinch Roller ENV1518
23 Arm ENC1489
24 Arm ENC1397
25 Guide ENC1481
26 Holder ENC1417
27 Lever ENC1448
28 Arm ENC1488
* 29 Motor EXM1031
30 Belt ENT1027
31 Gear ENV1347
32 Collar ENV1508
33 Gear ENV1350
34 Flywheel ENV1500
35 Worm Gear ENV1439
36 Worm Wheel ENV1440
37 Gear ENR1028
38 Lever ENV1442
39 Arm ENV1525
40 Gathering PCB ENX1037
41 Gathering PCB ENX1042
42 Switch(S1,S2) ESG1004
43 Motor Unit(M2) EXA1485
44 Chassis Unit EXA1511
45 Pinch Holder ENV1485
46 Pinch Holder ENV1486
47 Reel Unit EXA1543
48 Head Base Unit EXA1457
49 Lever Unit EXA1438
50 Gear Unit EXA1545
51 Frame Unit EXA1458
52 Lever Unit EXA1439
53 Head Assy(HD1) EXA1506
54 Motor Unit(M1) EXA1490
55 Washer HBF-179
56 Screw BMZ20P022FMC
57 Spring EBH1545
58 Washer YE20FUC
59 Pinch Holder Unit EXA1529
60 Pinch Holder Unit EXA1528
-CASSETTE MECHANISM MODULE SECTION PARTS LIST

8
KEH-P580,P5800,P5850
A
1234
B
C
D
1234
3. SCHEMATIC DIAGRAM
3.1 OVERALL CONNECTION DIAGRAM(GUIDE PAGE)
Note: When ordering service parts, be sure to refer to “EXPLODED VIEWS AND PARTS LIST” or “ELECTRICAL PARTS
LIST”.
A-a A-b
A-a A-b
A-b
A-a
Large size
SCH diagram
Guide page
Detailed page
4R7/16
ES model
UC model
331(UC model) 510(ES model)
FM/AM TUNER UNIT
TAPE: -9dBs
FM: -15.5dBs
AM: -22dBs
For resistors and capacitors in the circuit diagrams, their resistance values or
capacitance values are expressed in codes:
Ex. *Resistors
Code Practical value
123 12k ohms
103 10k ohms
*Capacitors
Code Practical value
103 0.01uF
101/10 100uF/10V
B
D
KEYBOARD UNIT
C
DECK UNIT
A-a
A

9
KEH-P580,P5800,P5850
5678
A
B
C
D
5678
KEH-P580/X1M/UC
KEH-P5850/X1M/ES
KEH-P580/X1M/UC
KEH-P5850/X1M/ES
102
P580 P5800 P5850
TUNER AMP UNIT
CD: +2.2dBs
FM: +9.6dBs
AM: -3.1dBs
TAPE: -4dBs
CD: +10.3dBs
FM: +35.6dBs
AM: +29.1dBs
TAPE: +22.0dBs
CD: +36.3dBs
SYSTEM CONTROLLER
IP-BUS DRIVER
ELECTRONIC VOLUME
POWER AMP
RESET
8V REGULATER
VDD SWITCH
A
IP-BUS
CEK1136
TAPE: -4.2dBs
CN1901
T
332/16
A
A-b

10
KEH-P580,P5800,P5850
A
1234
B
C
D
1234
4R7/16
ES model
UC model
331(UC model)
510(ES model)
KEH-P580/ KEH-P5850
102
P580 P5800 P5850
FM/AM TUNER UNIT
FM: -15.5dBs AM: -22dBs
IP-
B
A-a
A-a A-b

11
KEH-P580,P5800,P5850
5678
A
B
C
D
5678
TAPE: -9dBs
SYSTEM CONTR
For resistors and capacitors in the circuit diagrams, their resistance values or capacitance values are expressed in codes: Ex. *Resistors Code Practical value 123 12k ohms 103 10k ohms *Capacitors Code Practical value 103 0.01uF 101/10 100uF/10V
D
CN1901
KEYBOARD UNIT
C
DECK UNIT
A-a
A-a A-b

12
KEH-P580,P5800,P5850
A
1234
B
C
D
1234
-P580/X1M/UC -P5850/X1M/ES
0
TUNER AMP UNIT
FM: +9.6dBs AM: -3.1dBs TAPE: -4dBs CD: +10.3dBs
FM: +35.6dBs AM: +29.1dBs TAPE: +22.0dBs CD: +36.3dBs
IP-BUS DRIVER
ELECTRONIC VOLUME
POWER AMP
RESET
A
CEK1136
TAPE: -4.2dBs
332/16
A-a A-b
A-b

13
KEH-P580,P5800,P5850
5678
A
B
C
D
5678
KEH-P580/X1M/UC KEH-P5850/X1M/ES
CD: +2.2dBs
ONTROLLER
8V REGULATER
VDD SWITCH
IP-BUS
A-b
A-a A-b

14
KEH-P580,P5800,P5850
A
1234
B
C
D
1234
3.2 FM/AM TUNER UNIT
-KEH-P580/X1M/UC,KEH-P5800/X1M/UC
B
3
1
2
FM/AM TUNER U
D1D2 RD39JSRD39JS
R1
R2
2R2M
2R2M
D6 MA157
B

15
KEH-P580,P5800,P5850
5678
A
B
C
D
5678
B
ER UNIT
IFC
A

3
1
2
FM/AM TUNER U
D1D2 RD39JSRD39JS
R1
R2
2R2M
2R2M
D6 MA157
16
KEH-P580,P5800,P5850
A
1234
B
C
D
1234
-KEH-P5850/X1M/ES
B
B

ER UNIT
IFC
17
KEH-P580,P5800,P5850
5678
A
B
C
D
5678
B
A

18
KEH-P580,P5800,P5850
A
1234
B
C
D
1234
3.3 KEYBOARD UNIT
C

19
KEH-P580,P5800,P5850
5678
A
B
C
D
5678
CKEYBOARD UNIT
EDIT
CLOCK
PTY
PAUSE/BSM
C
CN601
A

20
KEH-P580,P5800,P5850
A
1234
B
C
D
1234
3.4 CASSETTE MECHANISM MODULE
D
DECK UNIT
MUTE
CXA2560Q
11
12
13
14
15
16
17
18
19
20
40
39
38
37
36
35
34
33
32
31
30
29 28 27
26 25
24
23
22 21
1
2 3 4
5 6
7
8
9 10
CN602
R256 220
R287
0R0
C273
22/16
R283 0R0
R284 0R0
R282 0R0
C253 330P
C254 330P
C252 330P
C251 330P
R281 0R0
R255 220
C256
R01
R258
1K
VR302
CCP1280
33K(B)
R301
18K
C310 R1
R273 1K
R274 1K
R271 1K
R272 1K R290 0R0
C403 R068
R403 82K
C402
4700P
C401
R33
R40216K
R401
4R7K
R323 0R0
R257
1K
C255
R01
C272 R1
VR301
33K(B) CCP1280
C309 R1
C313 100P
R386 0R0
R285 0R0
HD1
HEAD ASSY
EXA1506
TEST TAPE
NCT-150
(400Hz, 200nWb/m)
RL
RR
FR
FL
Signal GND
C302
R1
C302
R1
C301
R1
R322 1K
-6dBs(388mV)±1dB A
D
Fwd-R
Fwd-L