Trumpf TruSystem 7000, Service Manual

Page: 109 / 306

Power supply unit
Service Manual TruSystem 7000 Operating Table – 1 764 986 – 10/2016
109
15.2 Power supply unit
Important: assembly requires serial number. Note chapter 27 on
page 276.
Disassembly 1. Prepare the operating table (see chapter 7 on page 29).
2. Switch off the operating table and disconnect the internal
power supply (see chapter 10 on page 33).
3. Remove the cable deflector [1] from the power supply unit [2].
To do this, unscrew the 2 screws [3] at the top of the power
supply unit and loosen the two screws [4] on the column base.
Guide the cable deflector [1] out of the screws [4] on the
column base and remove it.
4. Be sure to note the cable routing.
Pull all plugs from the circuit board at the top of the power
supply unit.
5. Pull the ribbon cable plugs from the side of the power supply
unit.
6. Remove the battery bracket [5] from the power supply unit (1
screw with washer).
7. Unscrew the power supply unit from the guide column (1
screw [6]) and carefully lift it up and out.
Assembly 1. Note both pins and the connector on the power supply socket.
Carefully place the power supply unit on the power supply
socket from above and press it in place. Do not catch the
ribbon cable.
2. Mount the power supply unit on the guide column (1 screw).
3. Mount the battery bracket to the power supply unit (1 screw
with washer).
Insert the ribbon cable of the connector board (ST2, power
supply socket) in the socket on the side of the power supply
unit (see circuit diagram on page 295).
4.
CAUTION
Risk of material damage due to incorrect
connections!
Do not misalign the ribbon cable connector when connecting.
Make sure to position the connector correctly.