Chapter 3
Theory of Operation
Focus 30/35 Service Manual 3 - 42 P/N 79000035_SM, Version 1.5
2nd Battery compartment (Focus 35RX)
Location 2nd Battery compartment
Fig. 3-39 Location 2nd Battery compartment
Technical specification
• Battery LiIon with capacity 4,4Ah
Functional description
The 2nd Battery compartment is fixed on alhidade instead of Cotrol unit F30 and contains a second
battery to exceed the working time of the instrument.
Service
Maintenance
• Test with service software
• Update operating system
• Update application software
Replacement of service parts
• 2nd Battery compartment complete
• 2nd Battery compartment door