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Service Manual
Version 1.0 - englisch
Audio 10 ECE Typ 3100
Circuit diagram
Components schematics
Test program / Reset
Anti-theft Divice
Technical Data
Spare Parts List
BECKER GMBH |
Modifications reserved |
Im Stöckmädle 1 |
Copyright by Harman/Becker, Karlsbad |
76307 Karlsbad, Germany |
Part. No. |
Telefon +49(0) 7248 710 |
|
Mercedes Benz MY99
CSD - Version: 24/00
B
A 3
1
Test programe MB-MY99
1 and 2 press simultanously after
3 press once
3 press twice
3 press 3 times
3 press 4 times
3 press 5 times
3 press 6 times
3 press 7 times
C |
RESET-release MB-MY99 |
|
BECKER
SIG
10 89.5
TPV 2
ECE
100 9
TYP 3100
SEA
W1001052
SW
03/00
END
A and B and C press simultanously .
Action: Sound source will be interruped for app. 1 second and display set up again.
2
Becker-Test mode is activated
f. e. 10 = Field strength
f. e. 89.5 = Frequency (MHz)
Increase TA Settings: 0-1-2-3
select with 
, 
100 = Grid FM
9 = Grid AM
Display:
actual software version
after 5 seconds test programme will be quit automaticly
Additional |
Test programe / Reset-release |
Audio 10 ECE DIN |
BE 3100 |
1 |
Mercedes Benz MY99
CSD - Version: 24/00
Entering the code number
B
A
C
Set each digit of the code with the B or C button and confirm individually with the A button. The dash prompting the entry of the next digit flashes. The digits can be reselected for correction via the A
button.
Additional |
Entering the code number |
Audio 10 ECE DIN |
BE 3100 |
2 |
Mercedes Benz MY99
CSD - Version: 24/00
Technical Data
Wave band: |
FM 87,5 MHz - 108 MHz |
|
AM 531 kHz - 1620 kHz |
|
LW 153 kHz - 282 kHz |
Station memory: |
SW 5800 kHz - 6250 kHz |
4 stations can be stored for each of the wave bands FM1 and FM2, AW, LW and SW |
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Frequency range: |
50 Hz - 16 kHz Cassette |
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30 Hz - 15 kHz FM |
EON-Function: |
50 Hz - 2,5 kHz AM, LW, SW |
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Regional mode: |
switching on / switching off |
Regional mode: |
FM, AW, LW |
Output power: |
4 x 20 Watt at 4 Ohm (10%Klirr) |
Line cross section: |
min. 0,75 mm² |
Speaker Impedance: |
min. 4 Ohm |
GAL: |
fixed defined volume increase |
Antenna: |
Impedanz 50 Ohm |
Telephone mute: |
Low active level < 2 Volt |
Supply voltage: |
12 Volt |
Tape deck: |
Autoreverse, electronical control (Full Logic Control) |
Soundsystem: |
Titel search forward/rewind |
Connection only via D2B optical interface |
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CD connection: |
Only MB-CD changers with D2B optical interface can be connected. |
Playable CD's: |
Only CDs which conform to DIN EN 60908 may be used. |
|
The use of 8 cm CDs with adapter is not recommended. |
Additional |
Technical Data |
Audio 10 ECE DIN |
BE 3100 |
3 |
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
Blockdiagram |
|
Main Board 4010 .................................................... |
2 |
Connector |
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Connector block (Board 4040) .............................. |
3 |
Connector interface (Board 4010) ......................... |
4 |
Power supply |
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UG9V; UD5V; UG5V (Board 4010) ......................... |
5 |
Tuner |
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FM / AM-Tuner (Board 4010) ................................. |
6 |
RDS-Decoder (Board 4010) .................................. |
7 |
AF-section |
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Audio controller, AF-amplifier (Board 4010) ............ |
8 |
Interface |
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d2b-optical, A/D-D/A-converter (Board 4010)........ |
9 |
Illumination; 12V out; |
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Tel.-Mute; GAL; CAN-, K-BUS (Board 4010)......... |
10 |
Control |
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Processor; Shiftregister (Board 4010) .................... |
11 |
CC-control, Dolby B (Board 4010)......................... |
12 |
Front |
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Front-Interface (Board 4010) ................................. |
13 |
Front-Processor, Keyboard (Board 9090) ............. |
14 |
Display (Board 9090) ............................................. |
15 |
Table of contents |
Circuit diagram |
Audio 10 ECE DIN |
BE 3100 |
1 |
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
Connector |
3 |
Connector block (Board 4040) |
|
4 |
Interface (Board 4010) |
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Interface |
AF-section |
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Power |
Illumination; |
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Audio- |
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supply |
Tel.-Mute; |
controller; |
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GAL; 12Vout; |
AF-amplifier |
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CAN,-K-Bus |
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5 |
10 |
8 |
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Control |
Interface |
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Tuner |
Tape deck, |
d2b-optical; |
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Dolby B |
AD / DA- |
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AM/FM |
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converter |
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6 |
12 |
9 |
Tuner |
Steuerung |
RDS- |
Prozessor, |
Decoder |
Shiftregister, |
7 |
11 |
|
13 |
Front Interface (Board 4010) |
Front |
14 |
Frontprocessor, Keyboard (Board 9090) |
|
15 |
Display (Board 9090) |
Blockdiagram |
Main Board 4010 |
Audio 10 ECE DIN |
BE 3100 |
2 |
Circuit diagram - Mercedes Benz MY99 |
CSD - Version: 24/00 |
Chamber |
Chamber |
Chamber |
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PIN |
Chamber A |
Chamber B |
Chamber C |
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1 |
Speed |
Loudspeaker |
not assigned |
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dependent Vol. |
rear right + |
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control |
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not assigned |
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2 |
K-line |
Loudspeaker |
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rear right - |
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3 |
Telephone |
Loudspeaker |
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mute |
front right + |
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4 |
Terminal 30, |
Loudspeaker |
Wake up line |
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Battery |
front right - |
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C |
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5 |
Control |
Loudspeaker |
Battery 12V |
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output 12V |
front left + |
Fuse |
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B |
6 |
Battery 12V |
Loudspeaker |
Terminal 31, |
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Fuse |
front left - |
Ground |
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A |
7 |
Terminal 15, |
Loudspeaker |
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Ignition |
rear left + |
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8 |
Terminal 31, |
Loudspeaker |
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Ground |
rear left - |
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Connector |
Connector block (Board 4040) |
Audio 10 ECE DIN |
|
BE 3100 |
3 |
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Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
to connector block (Board 4040)
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Connector |
Connector interface (Board 4010) |
Audio 10 ECE DIN |
BE 3100 |
4 |
|||
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
Voltage control
UG9V
UG5V
UD5V
Power supply |
UG9V; UD5V; UG5V (Board 4010) |
Audio 10 ECE DIN |
BE 3100 |
5 |
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
|
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Oscil. |
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Synthesizer |
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FM-Quality |
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AM-Signal way |
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FM-Signal way |
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AM-nois |
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reduction |
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Tuner |
FM / AM-Tuner (Board 4010) |
Audio 10 ECE DIN |
BE 3100 |
6 |
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
Circuit additional
Synthesizer-PLL
RDS-
Decoder
Tuner |
RDS-Decoder (Board 4010) |
Audio 10 ECE DIN |
BE 3100 |
7 |
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
AF-amplifier
Audio controller
Control-
AF-amplifier
AF-section |
Audio controller, AF-amplifier (Board 4010) |
Audio 10 ECE DIN |
BE 3100 |
8 |
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
Fot-Unit
d2b-optical |
„CONAN“ |
A/D-D/A-converter
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Interface |
d2b-optical, A/D-D/A-converter (Board 4010) |
Audio 10 ECE DIN |
BE 3100 |
9 |
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Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
Illumination
Control „ON“
12V out
Wake up-line
Tel.-Mute-input
K-line
EEPROM
GAL-input
CAN-Physicallayer
Inverter -ignation KL75
Interface |
Illumination; 12V out; Tel.-Mute; GAL; CAN-, K-BUS (4010) |
Audio 10 ECE DIN |
BE 3100 |
10 |
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
EPROM
Latch1
Output
Processor
Latch2
Input
Adress-
Latch RAM
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Selektion |
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Latch1: Output |
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Shiftregister |
Latch2: Input |
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Control |
Processor; Shiftregister (Board 4010) |
Audio 10 ECE DIN |
BE 3100 |
11 |
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
Tape monitoring
to Tape deck
CC-amplifiere,
Dolby B
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Control |
CC-control, Dolby B (Board 4010) |
Audio 10 ECE DIN |
BE 3100 |
12 |
||
Circuit diagram - Mercedes Benz MY99
CSD - Version: 24/00
to Front (Board 9090)
Illumination control
Keyboard and Display
Front |
Front-Interface (Board 4010) |
Audio 10 ECE DIN |
BE 3100 |
13 |
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