HNF-NICOLAI UD1 PedelecW, Manual

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English– 5
1 270 020 XBI | (19.4.17) Bosch eBike Systems
– “– E”: You can change the language of the text in-
dications. You can choose between German, English,
French, Spanish, Italian, Portuguese, Swedish, Dutch and
Danish.
– “– Unit km/mi +”: The speed and distance can be dis-
played either in kilometres or miles.
– “– Time ”: The time can be displayed either in the
12 hour or 24 hour format.
– “– Shift recom. on/off +”: You can switch the indication
of a shift recommendation on and off.
– “Power-on hours”: Indicates the total travel duration with
the eBike (not changeable).
– “Displ. vx.x.x.x”: This is the software version of the dis-
play.
– “DU vx.x.x.x”: This is the software version of the drive
unit. This menu item is displayed only when the on-board
computer is in the holder.
– “DU xxxxxxxxx”: This is the serial number of the drive
unit. This menu item is displayed only when the on-board
computer is in the holder.
– “ Service MM/YYYY”: This menu item is displayed
when the bike manufacturer has set a fixed service ap-
pointment.
– “ Serv. xx km/mi”: This menu item is displayed when
the bike manufacturer has set a fixed service appointment
after a certain mileage has been reached.
– “Bat. vx.x.x.x”: This is the software version of the battery
pack. This menu item is displayed only when the on-board
computer is in the holder.
– “1. Bat. vx.x.x.x”: When using 2 battery packs this is the
software version of one of the battery packs. This menu
item is displayed only when the on-board computer is in
the holder.
– “2. Bat. vx.x.x.x”: When using 2 battery packs this is the
software version of the other battery pack. This menu item
is displayed only when the on-board computer is in the
holder.
Error Code Indication
The components of the eBike system are continuously and au-
tomatically monitored. When an error is detected, the respec-
tive error code is indicated in text indication d .
Press any button on the on-board computer 3 or on the oper-
ating unit 9 to return to the standard indication.
Depending on the type of error, the drive unit is automatically
shut off, if required. Continued travel without assistance from
the drive unit is possible at any time. However, have the eBike
checked before attempting new trips.

Have all repairs performed only by an authorised bike
dealer.
Code Cause Corrective Measure
410 One or more buttons of the on-board
computer are blocked.
Check if any buttons are blocked, e.g. from dirt or debris. Clean the
buttons, if required.
414 Connection problem of the operating
unit
Have connections and contacts checked.
418 One or more buttons of the operating
unit are blocked.
Check if any buttons are blocked, e.g. from dirt or debris. Clean the
buttons, if required.
419 Configuration error Restart the system. If the problem persists, contact your Bosch eBike
dealer.
422 Connection problem of the drive unit Have connections and contacts checked.
423 Connection problem of the eBike
battery pack
Have connections and contacts checked.
424 Communication error among the
components
Have connections and contacts checked.
426 Internal time-out error Restart the system. If the problem persists, contact your Bosch eBike
dealer. In this error status, it is not possible to display or adjust the wheel
circumference in the basic settings menu.
430 Internal battery pack of the on-board
computer is empty.
Charge the on-board computer (in the holder or via the USB port).
431 Software version error Restart the system. If the problem persists, contact your Bosch eBike
dealer.
440 Internal error of the drive unit Restart the system. If the problem persists, contact your Bosch eBike
dealer.
OBJ_BUCH-2795-002.book Page 5 Wednesday, April 19, 2017 11:55 AM
Bosch operating instructions