Circuit diagram
Version 1.0 - englisch
BECKER GMBH
Im Stöckmädle 1
76307 Karlsbad, Germany
Telefon +49(0) 7248 710
Modifications reserved
Copyright by Harman/Becker, Karlsbad
Part. No.
Components schematics
Test program / Reset
Anti-theft Divice
Technical Data
Audio 10 ECE Typ 3100
Service Manual
Spare Parts List
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Übersicht
back to overview
BE
CSD - Version: 24/00
Mercedes Benz MY99
1
3100
Additional
Test programe / Reset-release
Audio 10 ECE DIN
A
B
3
1
2
C
1 and
after
2 press simultanously
3
press once
Becker-Test mode
is activated
f. e.
10 = Field strength
f. e. 89.5 = Frequency (MHz)
100 = Grid FM
9 = Grid AM
Test programe MB-MY99
3
press twice
3
press 3 times
3
press 4 times
Increase TA
Settings: 0-1-2-3
select with
,
after 5 seconds test programme
will be quit automaticly
3
press 5 times
3
press 7 times
SIG
10 89.5
BECKER
TPV 2
ECE
100 9
TYP 3100
SEA
W1001052
SW
03/00
END
3
press 6 times
Display:
actual software version
Action: Sound source will be interruped for app. 1 second and
display set up again.
RESET-release MB-MY99
and
press simultanously .
A
B
C
and
BE
CSD - Version: 24/00
Mercedes Benz MY99
2
3100
Additional
Entering the code number
Audio 10 ECE DIN
Entering the code number
C
B
Set each digit of the code with the
or
button and confirm
individually with the
button. The dash prompting the entry of the next
digit flashes. The digits can be reselected for correction via the
button.
A
B
A
C
A
BE
CSD - Version: 24/00
Mercedes Benz MY99
3
3100
Additional
Technical Data
Audio 10 ECE DIN
Technical Data
Wave band:
FM 87,5 MHz - 108 MHz
AM 531 kHz - 1620 kHz
LW 153 kHz - 282 kHz
SW 5800 kHz - 6250 kHz
Station memory:
4 stations can be stored for each of the wave bands FM1 and FM2, AW, LW and SW
Frequency range:
50 Hz - 16 kHz Cassette
30 Hz - 15 kHz FM
50 Hz - 2,5 kHz AM, LW, SW
EON-Function:
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)
Titel search forward/rewind
Soundsystem:
Connection only via D2B optical interface
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.
CSD - Version: 24/00
BE
1
Circuit diagram - Mercedes Benz MY99
Table of contents
Circuit diagram
3100
Audio 10 ECE DIN
Blockdiagram
Main Board 4010 .................................................... 2
Connector
Connector block (Board 4040) .............................. 3
Connector interface (Board 4010) ......................... 4
Power supply
UG9V; UD5V; UG5V (Board 4010) ......................... 5
Tuner
FM / AM-Tuner (Board 4010) ................................. 6
RDS-Decoder (Board 4010) .................................. 7
AF-section
Audio controller, AF-amplifier (Board 4010) ............ 8
Interface
d2b-optical, A/D-D/A-converter (Board 4010)........ 9
Illumination; 12V out;
Tel.-Mute; GAL; CAN-, K-BUS (Board 4010)......... 10
Control
Processor; Shiftregister (Board 4010) .................... 11
CC-control, Dolby B (Board 4010)......................... 12
Front
Front-Interface (Board 4010) ................................. 13
Front-Processor, Keyboard (Board 9090) ............. 14
Display (Board 9090) ............................................. 15