Pioneer KEH-1906ZZ/X1H/UC 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. 253 Alexandra Road, #04-01, Singapore 159936
C PIONEER ELECTRONIC CORPORATION 1999 K-ZZB. FEB. 1999 Printed in Japan
ORDER NO.
CRT2327
CASSETTE CAR STEREO WITH FM/AM ELECTRONIC TUNER
KEH-1906ZZ2 X1R/UC
Service
Manual
C.E.SUPPLY
- This additional service manual is designed to be used together with Model KEH-1906ZZ/X1H/UC
Service Manual CRT1721. Refer to it for finding parts numbers and adjustment,etc. which are not
shown in this manual.
VEHICLE DESTINATION PRODUCED AFTER PART No. ID No. PIONEER MODEL No.
U.S.A, CANADA 1999 KEH-1906ZZ2/X1R/UC
ELECTRICAL PARTS LIST(Page 11)
Tuner Amp Unit
Part No.
Symbol and Description KEH-1906ZZ/X1H/UC KEH-1906ZZ2/X1R/UC
Q271 Transistor 2SB1242 2SB1241
L502 Inductor Not used LCTBR47K2125
R501 RS1/10S101J RS1/10S271J
R545 RS1/8S0R0J Not used
WB Unit
Part No.
Symbol and Description KEH-1906ZZ/X1H/UC KEH-1906ZZ2/X1R/UC
C802,803 CCSQCH120J50 CCSQCH150J50
C813 CCSQCH180J50 CCSQCH200J50

2
KEH-1906ZZ2
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
P.C.BOARD (A)
TUNER AMP UNIT
WB UNIT
1234567
RF AMP
1ST IF
10.7MHz
DET.
2ND IF 450kHz
AM IF
VCO AMP
LOOP FILTER
MECHANISM MUTE
MECHA
+B SW
EQ AMP
TAPE +B
REGULATOR
TEST TAPE:
315Hz 0dB
-73dBs
TAPE:-22.0dBs
WB:-11.0dBs
FM:-16dBs
AM:-22dBs
1234567
123456789
10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
2 4 6 8
10 12 14
18 20
1 3 5 7
9 11 13
17
19
15
16
12 34 5678
987654321
1
3
2
1
2
A-a
A

3
KEH-1906ZZ2
TU +B
SWITCH
WB +B
SWITCH
FM +B
SWITCH
AM +B
SWITCH
AUDIO +B
REGULATOR SYSTEM
POWER
SYSTEM CONTORLLER
ELECTRONIC
VOLUME
POWER AMP
MUTE
MUTE
VDD REGULATORSYSTEM +B
SENSE
ACC SENSE
BACK UP SENSE
ILLUMINATION POWER
SWITCH
MECHANISM MUTE
MECHANISM
+B SWITCH
TAPE:-28.4dBs
FM:-20.4dBs
AM:-26.4dBs
WB:-19.4dBs
TAPE:-4dBs
1 2 3 4
5 6 7
8 9
10 11
12 13 14 15 16 17 18 19 20 21 22 23 24
48 47 46 45
44 43 42
41
40
39
38 37 36 35 34 33 32 31 30 29 28 27 26
25
12
11
13
15
14
22
5
2
3
9
8
7
17
18
19
21
24
23
20 6
25
4
16
10
1
4
10
5
6
11
7
8
9
2
3
1
12
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
24 23
22 21
20 19
18 17
16 15
14 13
12 11
10 9
8 7
6 5
4 3
2 1
41 42
43 44
45 46
47 48
49 50
51 52
53 54
55 56
57 58
59 60
61 62
63 64
5678
A
B
C
D
5678
A-b
A

4
KEH-1906ZZ2
TUNER AMP UNIT
AM IF
VCO AMP
LOOP FILTER
TU +B SWITCH
WB +B SWITCH
WB: 11 0dBs
FM:-16dBs
AM:-22dBs
123456789
10 11 12 13 14 15 16 17 1819 20 21 22 23 24 25 26
1
3
2
1
2
A
1234
B
C
D
1234
A-a
A-a A-b

5
KEH-1906ZZ2
P.C.BOARD (A)
WB UNIT
1234567
RF AMP
1ST IF 10.7MHz
DET.
2ND IF 450kHz
S
MECHANISM
MUTE
MECHANISM +B SWITCH
EQ AMP
TAPE +B REGULATOR
TEST TAPE: 315Hz 0dB -73dBs
TAPE:-22.0dBs
WB:-11.0dBs
1234567
2
4
6
8
10
12
14
18
20
1
3
5
7
9
11
13
17
19
15
16
12 34 5678
987654321
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
24
23
22
21
20
19
18
17
41
42
43
44
45
46
47
48
5678
A
B
C
D
5678
A-a
A-a A-b

6
KEH-1906ZZ2
A
1234
B
C
D
1234
WB +B
WITCH
FM +B SWITCH
AM +B SWITCH
AUDIO +B REGULATOR SYSTEM
POWER
ELECTRONIC VOLUME
POWER AMP
MUTE
MUTE
TAPE:-28.4dBs FM:-20.4dBs AM:-26.4dBs WB:-19.4dBs
TAPE:-4dBs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
12
11
13
15
14
22
5
2 3
9
8
7
17
18
19
21
24
23
20
6
25
4
16
10
1
4
10
5
6
11
7
8
9
A-a A-b
A-b

7
KEH-1906ZZ2
5678
A
B
C
D
5678
SYSTEM CONTORLLER
VDD REGULATORSYSTEM +B
SENSE
ACC SENSE
BACK UP SENSE
ILLUMINATION POWER SWITCH
2
3
1
12
80 79
78 77
76 75
74 73
72 71
70 69
68 67
66 65
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
A-b
A-a A-b

8
KEH-1906ZZ2
A
1234
B
C
D
1234
TUNER AMP UNIT
- Connection Diagram
NOTE FOR PCB DIAGRAMS
1. The parts mounted on this PCB
include all necessary parts for
several destination.
For further information for
respective destinations, be sure
to check with the schematic dia-
gram.
2. Viewpoint of PCB diagrams
Capacitor
Connector
P.C.Board Chip Part
SIDE A
SIDE B

9
KEH-1906ZZ2
1
2
3
4
5
6
7
1
2
CN502
CN801
ANTENNA JACK
3
2
1
CN902
6
5
48
7
3
2
1
5678
A
B
C
D
5678
FM/AM TUNER UNIT SIDE A
P.C.BOARD(A) WB UNIT CN9
KEYBOARD UNIT CN901

10
KEH-1906ZZ2
A
1234
B
C
D
1234

11
KEH-1906ZZ2
5678
A
B
C
D
5678
SIDE B

12
KEH-1906ZZ2
5. ELECTRICAL PARTS LIST
NOTE:
-Parts whose parts numbers are omitted are subject to being not supplied.
-The part numbers shown below indicate chip components.
Chip Resistor
RS1/_S___J,RS1/__S___J
Chip Capacitor (except for CQS.....)
CKS....., CCS....., CSZS.....
D 562 Diode 1SS133
D 563 Diode 1SS133
D 601 Diode 1SS133
D 961 Diode ERC05-10B
D 962 Diode 1SS133
D 963 Diode ERA15-02VH
D 964 Diode HZS6L(B2)
D 971 Diode RD9R1JS(B2)
D 985 Diode RD6R2JS(B3)
L 501 Ferri-Inductor CTF-157
L 502 Inductor LCTBR47K2125
L 601 Ferri-Inductor LAU2R2K
L 602 Ferri-Inductor LAU2R2K
L 981 Ferri-Inductor LAU2R2K
X 601 Crystal Resonator 4.500MHz CSS1077
RESISTORS
R 251 RS1/10S223J
R 252 RS1/10S104J
R 253 RS1/8S473J
R 254 RS1/8S332J
R 260 RS1/10S102J
R 261 RS1/10S104J
R 262 RS1/10S473J
R 263 RS1/10S473J
R 270 RS1/10S472J
R 271 RD1/4PU102J
R 272 RD1/4PU1R5J
R 273 RD1/4PU1R5J
R 281 RS1/10S104J
R 282 RS1/8S104J
R 283 RS1/10S472J
R 284 RS1/8S472J
R 285 RS1/10S470J
R 286 RS1/8S470J
R 287 RS1/10S273J
R 288 RS1/10S273J
R 289 RS1/10S103J
R 290 RS1/10S103J
R 291 RS1/10S153J
R 292 RS1/10S153J
R 293 RS1/8S0R0J
R 294 RS1/8S0R0J
R 295 RS1/10S0R0J
R 296 RS1/8S0R0J
R 297 RS1/10S101J
R 351 RS1/10S103J
R 352 RS1/10S223J
R 353 RS1/10S103J
R 354 RS1/10S223J
R 355 RS1/10S104J
R 357 RS1/10S103J
R 358 RS1/10S472J
R 359 RS1/10S472J
R 360 RS1/10S103J
R 361 RS1/10S223J
R 362 RD1/2PM102J
Unit Number : HWM0013
Unit Name : Tuner Amp Unit
MISCELLANEOUS
IC 251 IC LA3161P
IC 451 IC SN761025DL
IC 551 IC TDA7384
IC 601 IC PD4612B
Q 251 Transistor DTC114EK
Q 260 Transistor 2SD1859
Q 270 Transistor DTC143TK
Q 271 Transistor 2SB1241
Q 351 Transistor DTA114ES
Q 352 Transistor 2SC2458
Q 353 Transistor 2SC2458
Q 354 Transistor 2SC2458
Q 355 Transistor 2SC2458
Q 356 Transistor DTC124ES
Q 357 Transistor DTC124ES
Q 501 Transistor 2SC2498
Q 510 Transistor 2SK330
Q 511 Transistor 2SC2458
Q 520 Transistor 2SC3295
Q 530 Transistor 2SC2458
Q 561 Transistor DTC143TS
Q 562 Transistor DTC124ES
Q 563 Transistor 2SC2458
Q 830 Transistor 2SC2712
Q 831 Transistor 2SC2458
Q 961 Transistor 2SD1859
Q 962 Transistor 2SB1243
Q 963 Transistor DTC143EK
Q 964 Transistor 2SA1048
Q 971 Transistor DTC114EK
Q 972 Transistor 2SA1048
Q 973 Transistor 2SD1684
Q 974 Transistor DTC114ES
Q 975 Transistor 2SA1150
Q 976 Transistor DTC114EK
Q 977 Transistor 2SA1150
Q 978 Transistor DTC114EK
Q 979 Transistor 2SA1150
Q 980 Transistor DTC114ES
Q 981 Transistor 2SA1150
D 260 Diode HZS9L(A1)
D 280 Diode 1SS133
D 351 Diode HZS9L(A1)
D 352 Diode HZS7L(C3)
D 353 Diode 1SS133
D 354 Diode RD6R8JS(B3)
D 510 Diode RD3R0ES(B2)
D 530 Diode 1SS133
D 531 Diode 1SS133
D 561 Diode 1SS133
=====Circuit Symbol and No.===Part Name Part No.
--- ------ ------------------------------------------ ------------------------- =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ -------------------------

13
KEH-1906ZZ2
R 622 RD1/4PU472J
R 623 RD1/4PU472J
R 624 RD1/4PU472J
R 625 RD1/4PU472J
R 830 RS1/10S473J
R 831 RS1/10S102J
R 832 RS1/10S473J
R 833 RS1/10S103J
R 834 RS1/10S103J
R 835 RD1/4PU102J
R 836 RS1/10S681J
R 961 RS1/10S392J
R 962 RS1/8S472J
R 963 RD1/4PU102J
R 965 RS1/10S473J
R 966 RS1/10S472J
R 971 RS1/10S472J
R 972 RS1/10S472J
R 973 RD1/4PU471J
R 974 RS1/10S223J
R 975 RD1/4PU102J
R 976 RD1/4PU102J
R 977 RD1/4PU102J
R 978 RD1/4PU102J
R 979 RD1/4PU102J
R 981 RD1/4PU102J
R 982 RD1/4PU102J
R 984 RS1/10S0R0J
R 988 RS1/10S0R0J
R 989 RS1/8S102J
CAPACITORS
C 251 CKSQYB104K25
C 252 CKSQYF104Z25
C 254 CKSQYB104K16
C 260 CKSQYB104K16
C 261 CEJA470M10
C 262 CEJA101M10
C 270 470µF/16V CCH1183
C 280 220µF/10V CCH1014
C 281 CKSQYB333K25
C 282 CKSYB333K25
C 283 CEJA101M10
C 284 CEJA101M10
C 285 CKSQYB681K50
C 286 CKSQYB681K50
C 287 CEJA2R2M50
C 288 CEJA2R2M50
C 291 CKSQYB104K16
C 351 CKSQYB223K50
C 352 CKSQYB122K50
C 451 CEJA470M10
C 452 CKSQYF104Z25
C 453 CEJANP2R2M35
C 454 CEJANP2R2M35
C 455 CEJANP4R7M16
C 456 CEJANP4R7M16
C 457 CEJANP2R2M35
C 458 CEJANP2R2M35
C 459 CKSYB103K50
C 460 CKSYB103K50
C 461 CEJANP100M16
C 462 CEJANP100M16
C 463 CKSQYB822K50
C 464 CKSQYB822K50
C 465 CEJA1R0M50
C 466 CEJA1R0M50
R 451 RS1/10S821J
R 452 RS1/8S821J
R 453 RS1/8S182J
R 454 RS1/8S182J
R 455 RS1/10S102J
R 456 RS1/10S102J
R 457 RS1/10S272J
R 458 RS1/10S272J
R 459 RS1/10S151J
R 460 RS1/10S151J
R 461 RS1/10S101J
R 462 RS1/10S101J
R 464 RD1/4PU103J
R 465 RS1/10S103J
R 501 RS1/10S271J
R 503 RS1/10S332J
R 504 RS1/10S821J
R 505 RS1/10S331J
R 506 RS1/10S330J
R 507 RS1/10S680J
R 510 RS1/10S472J
R 511 RS1/10S102J
R 512 RS1/10S152J
R 513 RS1/10S102J
R 514 RS1/10S472J
R 515 RD1/4PU103J
R 516 RD1/4PU223J
R 517 RS1/10S473J
R 521 RS1/10S222J
R 522 RS1/10S221J
R 523 RS1/10S223J
R 524 RS1/10S103J
R 525 RS1/10S123J
R 526 RS1/8S822J
R 527 RS1/8S103J
R 530 RS1/10S0R0J
R 532 RS1/10S683J
R 534 RS1/10S222J
R 535 RS1/8S0R0J
R 540 RS1/10S472J
R 541 RS1/10S102J
R 547 RS1/8S0R0J
R 551 RS1/10S471J
R 552 RD1/4PU471J
R 553 RD1/4PU471J
R 554 RS1/8S471J
R 559 RS1/10S103J
R 561 RD1/4PU222J
R 562 RS1/10S103J
R 563 RS1/10S153J
R 564 RS1/10S221J
R 565 RS1/10S472J
R 566 RS1/10S222J
R 567 RS1/10S222J
R 568 RS1/10S0R0J
R 601 RS1/8S473J
R 602 RS1/10S472J
R 603 RS1/10S472J
R 604 RS1/10S472J
R 605 RS1/10S103J
R 606 RS1/10S331J
R 607 RS1/10S472J
R 608 RS1/10S473J
R 609 RS1/10S102J
R 610 RS1/10S102J
R 611 RS1/8S472J
R 612 RS1/8S473J
R 614 RS1/10S122J
R 615 RS1/10S122J
R 621 RD1/4PU102J
=====Circuit Symbol and No.===Part Name Part No.
--- ------ ------------------------------------------ ------------------------- =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ -------------------------

14
KEH-1906ZZ2
Unit Number : HWE0001
Unit Name : WB unit
MISCELLANEOUS
IC 801 IC TK10483Z
IC 802 IC KHA804
Q 801 FET 2SK241
Q 802 Transistor 2SC2786
D 801 Diode KV1310
L 801 Coil CTC1006
L 802 Coil CTC1006
L 803 Coil CTC1030
L 804 Coil CTC1006
L 805 Coil CTE1001
T 801 Coil CTE1002
T 802 Coil CTE1003
CF 801 FM Ceramic Filter CTF-101
CF 802 Filter CTF1350
X 801 Crystal Resonator 50.59MHz CSS1001
RESISTORS
R 802 RD1/4PU331J
R 803 RD1/4PU682J
R 804 RD1/4PU153J
R 805 RD1/4PU181J
R 806 RD1/4PU331J
R 807 RD1/4PU470J
R 808 RS1/10S102J
R 809 RS1/10S103J
R 810 RD1/4PU104J
R 811 RD1/4PU103J
R 812 RD1/4PU332J
R 813 RD1/4PU332J
R 814 RD1/4PU332J
R 815 RD1/4PU473J
R 816 RD1/4PU473J
R 817 RD1/4PU183J
R 819 RS1/10S103J
CAPACITORS
C 801 CCSQCK2R0C50
C 802 CCSQCH150J50
C 803 CCSQCH150J50
C 804 CKSQYB102K50
C 805 CCSQCJ3R0C50
C 806 CKSQYB103K50
C 807 CKSQYB102K50
C 808 CCSQUJ101J50
C 809 CCSQUJ101J50
C 810 CKSQYB102K50
C 811 CCSQCK2R0C50
C 812 CCSQCK1R0C50
C 813 CCSQCH200J50
C 814 CEAL1R0M50
C 815 CQEA683J50
C 816 CQEA683J50
C 817 CKSQYB473K25
C 818 CKSQYB103K50
C 819 CCSQCH4R0C50
C 820 CCSQCH101J50
C 821 CKSQYB103K50
C 822 CKSQYF104Z25
C 823 CKSQYF104Z25
C 824 CEAL470M16
C 825 CKSYF224Z50
C 467 CEJANP100M16
C 468 CEJANP100M16
C 469 CKSQYB152K50
C 470 CKSQYB152K50
C 471 CKSQYB183K25
C 472 CKSQYB183K25
C 473 CKSQYB102K50
C 474 CKSQYB102K50
C 475 CEJA2R2M50
C 476 CEJA2R2M50
C 477 CKSQYB333K25
C 478 CKSQYB333K25
C 479 CCSQSL101J50
C 480 CCSQSL101J50
C 481 CEJANP100M10
C 482 CEJANP100M10
C 483 CEJA2R2M50
C 484 CEJA100M16
C 485 CKSQYB104K16
C 501 CKSQYB681K50
C 502 CKSQYB103K50
C 503 CCSQSL101J50
C 504 CCSQCH101J50
C 510 4.7µF/16V CCH1005
C 511 CKSQYB103K50
C 512 CKSQYB473K50
C 513 CKSQYB102K50
C 520 CKSQYB103K50
C 521 CKSYB223K50
C 530 CKSQYB223K50
C 531 CKSQYB473K16
C 532 CKSQYB223K50
C 540 CKSQYB473K16
C 541 CKSQYB473K16
C 542 CKSQYB104K16
C 543 CCSSL101J50
C 549 CKSQYB473K16
C 551 CEJAR22M50
C 552 CEJAR22M50
C 553 CEJAR22M50
C 554 CEJAR22M50
C 555 CKSQYB104K25
C 556 CKSQYB104K25
C 557 CEJA1R0M50
C 558 CEJA1R0M50
C 559 CEJA100M16
C 561 CEJA330M10
C 601 CCSQCH100D50
C 602 CCSQCH100D50
C 603 CEJA4R7M35
C 604 CKSQYB104K25
C 605 CKSYB224K25
C 830 CEJA100M16
C 831 CKSQYB103K25
C 961 470µF/16V CCH1183
C 962 CKSQYB102K50
C 963 CEJA101M10
C 964 CEJA101M10
C 965 CKSQYB473K16
C 966 4700µF/16V CCH1188
C 968 CEJA470M16
C 971 CEAS331M10
C 972 CKSQYB103K50
C 973 CEAS331M10
C 974 CKSQYB104K16
C 981 CKSQYB104K16
C 982 CKSQYB473K16
=====Circuit Symbol and No.===Part Name Part No.
--- ------ ------------------------------------------ ------------------------- =====Circuit Symbol and No.===Part Name Part No. --- ------ ------------------------------------------ -------------------------

15
KEH-1906ZZ2
EXPLODED VIEW AND PARTS LIST
CHASSIS (Page 30)
-CHASSIS SECTION PARTS LIST
Part No.
Mark No. Description KEH-1906ZZ/X1H/UC KEH-1906ZZ2/X1R/UC
17 Tuner Amp Unit HWM4373 HWM0013
20 Cord Assy HDE0005 Not used
33 WB Unit HWE1396 HWE0001
PACKING METHOD (Page 35)
-PACKING SECTION PARTS LIST
Part No.
Mark No. Description KEH-1906ZZ/X1H/UC KEH-1906ZZ2/X1R/UC
6 Cord Assy HDE0005 Not used
7 Accessory Assy HEA2177 HEA0027
8 Owner's Manual(English,French) HRD1923 HRD0086
9 Contain Box HHL0062 HHL0174