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Service KEH-P4830R/X1M/EW
Manual ORDER NO.
CRT2258
MULTI-CD CONTROL HIGH POWER CASSETTE PLAYER WITH RDS TUNER
KEH-P4830R X1M/EW
KEH-P4800R X1M/EW
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.
- 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.
CONTENTS
1. SAFETY INFORMATION............................................2 7. GENERAL INFORMATION.......................................38
2. EXPLODED VIEWS AND PARTS LIST ......................2 7.1 PARTS ................................................................38
3. SCHEMATIC DIAGRAM.............................................8 7.1.1 IC ...............................................................38
4. PCB CONNECTION DIAGRAM................................20 7.1.2 DISPLAY ...................................................42
5. ELECTRICAL PARTS LIST........................................30 7.2 DISASSEMBLY ...................................................43
6. ADJUSTMENT .........................................................36 7.3 BLOCK DIAGRAM ..............................................44
8. OPERATIONS AND SPECIFICATIONS ....................45
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
KEH-P4830R,P4800R
1. SAFETY INFORMATION
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.
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
4
5 6
8 7
1
19
10
12
3
9
13,14,15,16,17,18 11
2
2
KEH-P4830R,P4800R
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
Mark No. Description Part No. Mark No. Description Part No.
1 Carton(P4830R) CHG3568 9 Polyethylene Bag CEG-162
Carton(P4800R) CHG3567 10 Protector CHP2102
2 Contain Box(P4830R) CHL3568 11 Protector CHP2101
Contain Box(P4800R) CHL3567 12 Inner-box CHW1754
3 Cord Assy CDE5796 13 Owner's Manual CRD2777
4 Accessory Assy CEA1917 14 Owner's Manual CRD2778
5 Screw CBA1304 15 Owner's Manual CRD2779
6 Handle CNC5395 16 Installation Manual CRD2780
7 Bush CNV3930 * 17 Passport CRY1013
* 8 Polyethylene Bag E36-615 * 18 Warranty Card CRY1087
19 Case Assy CXB3520
- Owner's Manual, Installation Manual
Model Part No. Language
KEH-P4830R/X1M/EW CRD2777 English,Spanish
KEH-P4800R/X1M/EW CRD2778 German,French
CRD2779 Italian,Dutch
CRD2780 English,Spanish,German,
French,Italian,Dutch
3
KEH-P4830R,P4800R
2.2 EXTERIOR
4
KEH-P4830R,P4800R
(1) EXTERIOR SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1 Screw BSZ26P050FMC 41 Button(Eject) CAC5793
2 Screw BSZ30P050FMC 42 Button(Display) CAC5788
3 Cord Assy CDE5796 43 Button See Contrast table(2)
4 Fuse(10A) CEK1136 44 Button See Contrast table(2)
5 Plug CKM1290 45 Spring CBH2103
6 Case CNB2350 46 Cover See Contrast table(2)
7 Screw BSZ30P050FMC 47 Housing CNV5528
8 Screw BSZ30P200FMC 48 Keyboard Unit See Contrast table(2)
9 Holder CNC5704 49 LCD(LCD1901) See Contrast table(2)
10 Cushion CNM5210 50 Connector(CN1901) CKS3580
11 Insulator CNM5963 51 Holder CNC7981
12 Tuner Amp Unit See Contrast table(2) 52 Spacer CNM5043
13 Screw BPZ26P080FMC 53 Sheet CNM5941
14 Screw BSZ26P080FMC 54 Lighting Conductor CNV5527
15 Screw BSZ26P160FMC 55 Connector CNV5531
16 Cord CDE5750 56 Grille Unit See Contrast table(2)
17 FM/AM Tuner Unit CWE1466 57 Button CAC4836
18 Holder CNC6554 58 Spring CBH1834
19 Pin Jack(CN301) CKB1035 59 Spring CBH1835
20 Plug(CN603) CKM1288 60 Spring CBH2182
21 Connector(CN701) CKS3408 61 Bracket CNC6135
22 Connector(CN602) CKS3568 62 Bracket CNC6791
23 Connector(CN601) CKS3581 63 Arm CNV4692
24 Antenna Jack(CN402) CKX1056 64 Arm CNV4693
25 Panel CNB2340 65 Arm CNV4728
26 Holder CNC5399 66 Panel Unit See Contrast table(2)
27 Holder CNC6845 67 Door See Contrast table(2)
28 Holder CNC7996 68 Spring CBH1838
29 Heat Sink CNR1505 69 Screw IMS20P030FZK
30 Chassis Unit See Contrast table(2) 70 Case Assy CXB3520
31 Screw ISS26P055FUC 71 Cassette Mechanism Module EXK3695
32 Holder Unit CXB2687 72 IC(IC1902) SBX8035-H
33 Detach Grille Assy See Contrast table(2) 73 IC(IC302) TDA7384
34 Screw BPZ20P060FMC 74 Transistor(Q904) 2SD2396
35 Screw BPZ20P100FZK
36 Button See Contrast table(2)
37 Button(1-6) CAC5785
38 Button See Contrast table(2)
39 Button See Contrast table(2)
40 Button See Contrast table(2)
5
KEH-P4830R,P4800R
(2)CONTRAST TABLE
KEH-P4830R/X1M/EW and KEH-P4800R/X1M/EW have
the same construction except for the following:
Part No.
Mark No. Description KEH-P4830R/X1M/EW KEH-P4800R/X1M/EW
12 Tuner Amp Unit CWM6246 CWM6245
30 Chassis Unit CXB3015 CXB3014
33 Detach Grille Assy CXB3320 CXB3319
36 Button(Detach) CAC5929 CAC5789
38 Button(-) CAC5931 CAC5930
39 Button(EQ) CAC6136 CAC6135
40 Button(+) CAC5797 CAC5783
43 Button(Cross) CAC5799 CAC5786
44 Button(A,B) CAC5801 CAC5787
46 Cover CNS5131 CNS5130
48 Keyboard Unit CWM6257 CWM6110
49 LCD(LCD1901) CAW1542 CAW1506
56 Grille Unit CXB4063 CXB4062
66 Panel Unit CXB3022 CXB3021
67 Door CAT1835 CAT2028
2.3 CASSETTE MECHANISM MODULE
6
KEH-P4830R,P4800R
- CASSETTE MECHANISM MODULE SECTION PARTS LIST
Mark No. Description Part No. Mark No. Description Part No.
1 Screw BSZ20P040FMC 46 Pinch Holder ENV1486
2 Washer CBF1037 47 Reel Unit EXA1543
3 Washer CBF1038 48 Head Base Unit EXA1457
4 Washer CBG1003 49 Lever Unit EXA1438
5 Deck Unit EWM1021 50 Gear Unit EXA1574
6 Screw EBA1028 51 Frame Unit EXA1458
7 Screw EBA1037 52 Lever Unit EXA1439
8 Spring EBH1531 53 Head Assy(HD1) EXA1506
9 Spring EBH1575 54 Motor Unit(M1) EXA1490
10 Plug(CN251) CKS3540 55 Washer HBF-179
11 Spring EBH1515 56 Screw BMZ20P022FMC
12 Spring EBH1587 57 Spring EBH1545
13 Spring EBH1517 58 Washer YE20FUC
14 Spring EBH1518 59 Pinch Holder Unit EXA1529
15