3M Dynapro ET 3170 Terminal Series B, Installation Manual

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3M Touch Systems Proprietary Information
4
3M Dynapro ET 3170 Terminal Service Guide
To set the jumpers on the logic board:
1. Put on a grounding strap.
2.
Disconnect power to the terminal.
3.
Remove security screws, if there are any installed.
4.
Use the Allen key to open the enclosure (Figure 1), turning the key counter-
clockwise one quarter turn.
Figure 1: Opening enclosure using Allen key
5. Open the unit by grasping the front right side and pulling to the left.
6.
Inside the enclosure, locate the 6-pin header with the JP2 jumper (Figure 2).
Important
To prevent damage from electrostatic discharge, be sure you are wearing a grounding
wrist or ankle strap before touching any components inside the enclosure.
WARNING
To reduce the risks associated with electrical shock or fire which, if not avoided,
could result in death or serious injury and/or property damage:
n
Before removing the ET unit from its mounting or performing any other service to the unit,
disconnect power to the unit.
WARNING
To reduce the risks associated with fire and explosion which, if not avoided, could
result in death or serious injury and/or property damage:
n
Do not open the power supply in the ET unit. It contains hazardous voltages. The power
supply has no user-servicable parts or adjustments inside.