Connection Diagram - OTC D750 Instrucciones De Funcionamiento

3.5.3 Functions of LEDs A and B
Status LED A
D650 ready for oper- Does not illumi-
ation nate
Data communication Flashes green
with the controller (irregular)
Firmware update Does not illumi-
in operation nate
LED A Function
Does not illumi- No data communi-
nate cation with the con-
troller
Flashes green Data communication
(irregular) with the controller
Illuminated green Fault in hardware/
Firmware
Illuminated red Power supply
> 35 Volt.
LED B Function
Does not illumi- Voltage not present
nate
Flashes green D650 ready for op-
(1 second inter- eration
val)
Illuminated green Fault in hardware/
Firmware
Flashes yellow Overvoltage on
(1 second inter- diagnostic cable
val)
Illuminated yellow Fault in hardware/
Firmware
Flashes red Firmware update
(irregular) in operation
Illuminated red Fault in firmware-
update
Unplug the USB connection and power supply and connect them
*)
again. If the error still exists, contact customer service.
Bosch Automotive Service Solutions S.r.l.
3.6
The D650 can be connected to the D750 via Bluetooth
LED B
or the USB interface.
Flashes green
(1 second interval)
Flashes green
(1 second interval)
Flashes red
(irregular)
Measures
Check connection
with the controller
None
*)
Check voltage in ve-
hicle
Measures
Check power
supply
None
*)
*)
*)
None
Fig. 6:
Repeat firmware
1 OBD interface in motor vehicle
update
2 OBD connection cable
3 D750
4 D650
5 Power supply unit
6 USB connecting cable
7 Connection cable for cigarette lighter socket
Product description | D750 | 23

Connection diagram

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D650 connection diagram
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2015-07-01