Leica OH4, Service Manual, Page: 170 / 264

Preparation for operation
28 Leica M525 OH4 / Ref. 10 714 367 / Version -
The first balancing step is complete when the acoustic signal
no longer sounds and the push-button (2) is no longer flashing.
If automatic balancing cannot be successfully completed, the
following dialog window opens:
➩
Acknowledge with the "Close" button.
➩
Correct the alignment of the optical carrier (A-position).
➩
Press push-button (2).
Autobalancing re-starts.
➩
Press the "All Brakes" button on the CAN handle, tilt the
optical carrier forwards 90° and move it into the B-position.
The mark (1) must be pointing towards B.
If the mounted accessories (e. g. the assistant's tube)
do not allow a 90° tilt movement, turn the tube
upwards, tilt the optical carrier forwards and move the
tube back into its working position.
➩
Press the autobalancing push-button (2) on the control unit
again.
During the balancing procedure, the push-button (2) flashes
yellow and an acoustic signal sounds (can be deactivated in
the service menu).
2
1