Page 1
MOBILE AUDIO SYSTEMS
Schaltbild • Circuit diagram
MAN 2446 RDS (24V)
7 607 005 019
8 622 401 201 KR 04/97
Anschlußplatte
Connection Board
PL 8793 A02
+Chip
X1
GND
1 =
GND
2 =
24V
3 =
24V
4 =
AUTO ANT
5 =
ZÜND KL15
6 =
DIM
7 =
NC
8 =
REM-GND
9 =
REM1
10 =
REM-ON
11 =
TEL-M
12 =
NC
13 =
21
3 54687 9 10 111213
97531
10
C2085
864
7531
C2081 C2083C2082 C2084
8642
Fuse
7531
8642
X2
1/
2
2/
10 =
11 =
3/
X1
12 =
13 =
X2
TAPE-R
1 =
TAPE-L
2 =
LIN-L-GND
3 =
LIN-L +
4 =
LA-L-GND
5 =
LA-L +
6 =
LA-R-GND
7 =
LA-R +
8 =
LIN-R-GND
9 =
LIN-R +
RADIO-GND
RADIO-R
RADIO-L
21354687 9 10111213
Page 2
Page 3
( 8118)
Page 4
X5
1 = U8
2 = U-FM
3 = FM-OSZ
4 = U81
5 = IF-AM
6 = RF-GND
7 = MPX
8 = RDS-MUTE
9 = SL
10 = U82
11 = U-REF
12 = MULTI
13 = FS-FM
14 = SLF
15 = MPX1
X10
1 = RF-GND
2 = RF-FM
X1101
1 = CC-REVERSE
2 = GND
X1110
1 = TB - L
2 = GND
3 = TB - R
Hauptplatte
Main board
PL 8118 A09
R50
C50
V2034
V2030
C B E
C B E
+
V2031
+
C2501
+
V2023
132
X1110
C1104
+
C2030
V2026
C2020
V2024
+
+
X1101
C1102
L50
21
X10
V721
+
C2024
+
21
C1111
V50
V51
L700
C720
C2028
C2023
C1126
X600
+
+
+
+
C721
+
1 = RF-AM
2 = RF-GND
3 = FS-AM
4 = KW
C700
X1800
2
1
L2400
5 = IF-AM
6 = LW
7 = U-AM
8 = MW
L701
C711
X600
987654321
10
X5
C712
C744
9 = AM-OSZ
10 = IF-GND
11 = U82
12 = AM-NF
X2000
V2010
L2055
R2055
V2000
21
V1300
C1509
33
31
29
27
25
23
21
19
17
15
13
11
9
7
5
3
1
V2055
3
X81
W2000
C1550
C1540
C2052
+
R2050
5
V2003
L1002
SDASCL
X1802X1801
C1608
+
+
+
C1183
+
C320
+
+
C1544
642531
X831
V2025
V2027
L2000
V2001
R2715
R2716 R2714
R2717 R2719
R2718 R2720
R2723
R2722
654321
X1501
V1100
V1101
+
C1602
C309
+
+
86421101213
C1603
+
C1506
+
C1514
C1552
C2002
+
R2713
H2700
+
+
C1505
+
C1522
R2007
X2000
X2001A
X2000A
R2009R2008
+
C1609
C1181
C1507
+
C1523
+
E
B
C
E B C
C302
C2010
V2040
E C B
V1350
C311
X77
Z830
+
C2012
X1350
34
32
30
28
26
24
22
20
18
16
14
12
10
1
X2074
+
B C E
X501
1
X1000
8
6
4
2
Display
11
12
V2002
C714
C722
+
C318
Z2400
C2040
+
987654321
10
C313 C312
X79
+
C2063
V2041
11
13
12
14
15
C304C305
Z310
C850
X80
1+2 = GND
3+4 = UB +12V
5 = AA
7 = ILLUMINATION
9 = GND
10 = REM1
X1350
1 = CC-MUTE
2 = +12V-MOTOR
3 = GND
4 = CC-IN
5 = GND
X2/P2
DK/WT
X1501
1 = RADIO-R
2 = RADIO-L
3 = Tape-L
4 = Tape-R
5 = NC
6 = GND
X831
1 = U143
2 = GND
3 = GND
4 = KB11
5 = KB12
SCLSDA
X2/P13X2/P12
Page 5
Hauptplatte
Main board
PL 8118 A09
Chip
113
X2000
C2000
R1127
R1524
R1522
R1605
C1519
C1605
C1518
R1523
R1129
V2712
C1601
R2710
R1601
R2020
R1526
17
32
1
4
V2700
R1603
R1552
D1600
R2709
R1128
R1130
D1500
V841
V2050
C2051
R504
R2708
8
5
R1553
R1355
V834
61
R841
V2051
R505
V836
X1501
R1600
R1602
R1554
16
1
V1355
V835
R1604
C1600
C1606
R1525
C1539
C1549
R853
R2032
R845
R852
R854
C1548
R833
C500
C1607
R1606
R842
C2055
R503
C502
R860
C1543
C1508
V840
R2021
R861
R840
R500
R849
R1356
R1352
C504
V501
X1000
R870
R2042
R502
C837
34
1
R2040
V502
C316
R823
V831 V832
R847
R848
C835
C834
C833
65
80
R2012
R2002
R501
R301
R851
R1002
R829
R306
64
1
R839
R311
R850
R2010
R2000
C301
C308
R307
R846
V1010
R309
R303
C303
R830
8
20
R1012
V2004
R2011
R1420
C2001
R2004
C2004
R2005
15
R305
R308
R304
R313
10
D300
R310
11
C315
C836
7
1
D830
21 33
R855
R837
R838
D1000
R1010
R1011
R835
R836
41
40
25
24
C2005
C2460
R320
47
C2062
R2416
R834
1
20
V2063
C1420
R2006
46
34
R1000
R1013
C306
R825
V317
C1001
R1422
V306
R332
R331
R302
R826
V1000
R1014
R318
R832
C830
C831
C1000
V1422
R831
R2065
R2067
R1421
R317
C317
R1001
R1015
R2068
V1421
R2597
R2450
R844
V2062
R2066
R312
C2060
C307
R2418
R714
R2070
R742
R713
R2407
C2455
R2419
C2450
C2451
R2410
R2408
C2452
R2409
R2063
C2061
12
R2598
R2064
V701
C2407
R2061
C2454
40
V1800
R2069
R2062
1
R743
R741
1
6
R1812
R711
R746
R2426
39
7
R1804
X5
R2425
R1809
R1805
R2060
V700
R701
R729
C716
C743
R1802
R1800
V1801
V2061
R2429
12
13
R2420
D2400
R2424
R1803
V702
R702
R728
R1806
R1807
R1801
V2060
C742
C2425
R1810
R1811
R2422
V1802
C1808
V1803
V703
D700
C2424
29
17
C1809
R703
R727
R723
C2422
V1808
V1809
C741
C740
C750
R2421
28
18
R1808
R2035
C2400
R2400
C2423
R1813
R843
X1800
C852
C851
V2035
1
C2420
R2423
1
V2037
R2037
R2036
R726
24
V720
C2402
R2427
R2428
2
1
R2417
X600
R827
R828
R1112
R1111
C2037
R751
R721
R1124
R2026
R2028
R2027
C2026
C1123
R51
R52
C701
V2402
C2025
8
D2020
8
1
X10
R700
R2404
R1123R1122
D1100
R1126
R720
R2402
R2401
R2406
V2020
45
1
R1103
R1125
R1105
21
R725
R722
C2456
5
4
R1103
C51
R1104
R2500
R2023
R2039
R2041
R2025
R1121
R1102
R2403
1
R1101
C2503
D2500
R2029
C2401
R2034R2038
C2502
C1100
C1101
R2030
R2031
R2033
C2500
814
7
Page 6
NF-Platte
AF board
PL 8106 M11
C11
C10
R1681
R1677
C2001
R1674
C1676
654321
R1680
+
C1673
C1641
+
98713121110
+
C1674
V1671
X1600
R1641
R1675
I8I7I9
654321
X2000B
X1500
R1685
L2000
+24V
X1600
NC
1 =
NC
2 =
LIN-L-GND
3 =
LIN-L +
4 =
LA-L-GND
5 =
LA-L +
6 =
LA-R-GND
7 =
LA-R +
8 =
LIN-R-GND
9 =
LIN-R +
10 =
NC
11 =
NC
12 =
NC
13 =
2
4
6
D1670
D1650
2
4
6
R1658
R1656
1
3
5
7
1
3
5
7
C2003
R1653
C1642
R1672
R1678
R1676
C1656
C2002
C1662
R1652
R1654
R1657
R1660
+
C1651
R1650
C1675
+
R1673
R1682
C2000
+
V1651
C1654
+
X2001B
GND
R1655
R1651
C1655
+
R1665
+
C1661
R1661
R1664
X1600
RAD-L
1 =
RAD-R
2 =
LIN-L
3 =
LIN-R
4 =
U140
5 =
GND
6 =
C1653
+
R1662
Page 7
Bedienteil
Front panel
PL 8119 M05
+Chip
S863
MOD
S872 S862 S875 S873S871
M L K
SCAN1-6
LOC
R883 R870
H880
R887
R886
R880
R866
R877
X801
4321
PL 8118
X832
X801
1= 24V
2= NC
3= CODE
4= GND
H862
H861
S864
AUD
R862
R864
R865
R863
R885 R869
H881
R881
R872
R871
H867
H871
R878
S877 S876 S866 S874
TI RDS
H866
S861
U T
R861
H865
H869H870
R876
X802
PL 8118
X833
R873
R874
H873H864
H868
4321
R875
H872
SRC
X802
1= KBI 1
2= KBI 2
3= U143
4= GND
R879
R884
Page 8
UKW-Teil
FM Modul-Tuner
PL 8073 M06
Chip
B
E
V2
V180
V2454
V2440
D
C
V
G
V
S
V1
G
S
V
D
C183
814
D4
R186
V2454
C186
R2450R2451
R190
R2448
R2445
R2447
R2456
C182
R184
R185
R187
R2449
R182
R118
V2440
R183
R188
17
V181
R189
C190
C2445
R2454
R2455
UKW-Teil
FM Modul-Tuner
PL 8073 M06
C26
C11
C36
C32
R25
R19
R23
V20
R6
C9
V163
R60
R160
C173
R172
C174
15
R9
R173
C172
R162
V161
R161
10
D5
11
C163
R163
R193
C155
1
20
R192
C156
R156
V180
C162
R181
C184
1
C181
R151
R153
C180
R152
R14
C38
C39
C150
R104
C14
C16
C37
C25
C15
R21
R150
R20
C34
C33
V40
R13
X5
V10
C23
R18
R5
C13
C8
C7
L9
R7
C18
R1
V2
C12
L3
V1
R3
R11
C5
C21
C4
V4
X10
2
1
V162
W16
C2444
+
W12
W13
1 = U8
2 = U-FM
3 = FM-OSZ
4 = U81
5 = IF-AM
C2442
+
L153
F152
W10
C161
W15
11
13
15
X5
6 = RF-GND
7 = MPX
8 = RDS-MUTE
9 = SL
10 = U82
W11
+
C164
9
X5
8
R191
R164
+
76
Z151
+
W155
C160
Z155
R155
R165
432
1
11 = U-REF
12 = MULTIPATH
13 = FS-FM
14 = SLF
15 = MPX 1
R180
10
9
W102
L45
Z150
D3
L51
W103
18
W100
C22
1
L2
W101
X10
1 = RF-GND
2 = RF-FM
L4
C2
2
1
X10
+
Page 9
AM-Platte
AM board
PL 8722 A02
P600
1 = AM-NF
2 = U82
3 = GND
4 = AM-OSZ
5 = MW
6 = dU-AM
7 = LW
8 = IF-AM
9 = KW
10 = FS-AM
11 = GND
12 = RF-AM
L606
L605
L604
L613
L612
L603
C666
+
L660
Q660
C658
L602
L652
101112
123456789
L651 L650
P600
Page 10
AM-Platte
AM board
PL 8722 A02
R653
C630
R650
C650
R640
C651
B
E
V650
V620
V652
V690
V
C
V652
R657
V603
D
G
V
S
C631
V613
R656
V603
C714
R621
V609
V601
R645
V645
R646
C632
1
D660
20
C612
R658
C665
R607
V606
R619
R618
C715
V605
R694
R696
C693
V690
R693
R692
R691
C691
R690
R660
11
C670
R670
V630
C620
R623
R624
C621
R622
R625
V620
+
V608
C623
C611
+
C610
10
+
C664
C690
+
C663
C661
+
C660
P600
1 2 3 4 5 6 7 8 9 1011 12
Page 11
AM-Platte
AM board
PL 8722 A02
C616
R630
R629
C614
V612
R631
R604
C602
R603
V600
C601
C613
R601
C615
C600
R613
R612
R611
V622
C605
R610
V619
R628
R600
V611
V610
B
E
R627
C622
V610
V611
V612
V621
V622
V649
V651
V691
R615
C604
V
R614
V621
V600
V604
D
S
R617
C607
V
R609
R620
C617
V635
G
V604
R606
R661
V651
V607
C667
C697
C698
C662
C692
R651
C653
R698
R641
C656
C657 C655
V691
C696
R697
R655R654
C695
C633
C694
R695
C654
V649
R652
R642
C
C618
C609
C606
C608
V602V623
R616
R626
P600
123456789101112
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