ABB SM500F Instruction page 2

4 Replacing the battery
CAUTION – Property damage
The recorder is vulnerable to electrostatic damage.
Wear an anti-static strap or place the instrument on
an anti-static workbench.
1. Isolate the recorder from the power supply.
Referring to Fig. 4.1:
2. Unlock the door with the key (if required) A, press release
catch B and open the door.
A
B
Fig. 4.1 Opening the door
Referring to Fig. 4.2:
3. Use a T8 Torx driver to remove 6 Torx screws C securing
the door assembly rear cover and remove the rear cover.
Fig. 4.2 Removing the rear cover
Referring to Fig. 4.3:
4. Disconnect processor board flexi-cable D, display
flexi-cable E keypad membrane cable F and inverter
cable (if fitted) G from the processor board. Lift out and
discard the processor board.
2 IN/RandC/007-EN Rev. A | SM500F | Paperless recorder | Battery replacement
Fig. 4.3 Disconnecting / removing the processor board
5. Turn the processor board over.
Referring to Fig. 4.4:
6. Remove battery H and insert replacement.
C
H
Fig. 4.4 Replacing the battery
Referring to Fig. 4.3:
7. Position the processor board in the door housing and
reconnect inverter cable G (color recorders only – if fitted)
keypad membrane cable F, display flexi-cable E and
processor board flexi-cable D.
Referring to Fig. 4.2:
8. Refit the door assembly rear cover and use a T8 Torx driver
to secure 6 Torx screws C.
9. Close and lock the door.
10. Restore the recorder's power supply.
D
E
F