ABB SM1000 Installation Instructions Manual page 2

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3 I/O module board installation (SM1000 and SM2000)
CAUTION
The recorder is vulnerable to electrostatic damage. Wear an
anti-static strap or dismantle the unit on an anti-static
workbench.
1 Isolate the recorder from the power supply.
2 Referring to Figure 1, remove the recorder from its case.
Note.
Refitting is the reverse of removal.
2
Unscrew the jacking screw
1
Figure 1 Removing the recorder from its case
3 Referring to Figure 2 , remove the chassis top cover and PCB
locking bar.
Remove screws (one each side)
Figure 2 Removing the chassis top cover and pcb locking bar
Remove tamper-evident seal (if fitted)
1
4
Remove PCB locking bar
3
Withdraw the recorder from its case
Terminal cover (if fitted)
1
2
Lift up top cover
3
Remove top cover