Testing High Beam Headlamp - Bosch HTD 8 Serie Originalbetriebsanleitung

Fig. 28: Example: Vehicle low beam settings
1. Switch on the vehicle low beam.
2. Press the key (start low beam measurement).
Fig. 29: Headlamp not centred (top) and centred (bottom)
"
The display shows the status of the headlamp:
$
"o" outside tolerance (top)
$
"u" outside tolerance (bottom)
$
"v" outside tolerance (right)
$
"z" outside tolerance (left)
$
Green dot in centre = Centred
$
A red line indicates that the headlamp is not
correctly centred. When correctly centred, the
line is within the permissible tolerance limits and
the colour changes to green.
3. Adjust the headlamp until the device displays "OK".
4. Press the key (Live) to switch from headlamp
testing to Live mode.
 The display shows the image of the light beam
projected by the headlamp into the inside of the
light box. The position can be checked in Live
mode.
Robert Bosch GmbH
Operation | HTD 8xx | 35
Fig. 30: Position of the light beam
5. Press the key (angle) to determine the angle of
inclination of the headlamp.
 The display shows the roll angle (left) and the
yaw angle (right) of the headlamp.
Fig. 31: Angle of inclination of headlamps
6. Press the key (save).
5.7.3

Testing high beam headlamp

The display in Fig. 320 (example) shows the vehicle
settings:
R
Vehicle type with 2 headlamps
R
Headlamp type (high beam)
R
Side (right)
R
The square around the cross lines in the centre
shows the permissible headlamp tolerance limits
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1 692 104 611 2014-10-15