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No. 99MBC095A
6. INTERFACE UNIT
6.3 Installing the Optional Interface Unit
For this system it is possible to select either of the Second Analog I/O, BCD, and GP-IB
interfaces, as well as one dual-type add-on unit and one Digimatic Output Unit concurrently.
When installing in the Display Unit the above listed units use the same procedure as shown
below.
CAUTION
Observe the following to avoid electric shock.
1. If an optional interface needs to be installed inside the Display Unit, unplug the
power cord from the inlet and put the power switch in the OFF position, then pull
off the key switch.
2. Do not remove the protective cover on which the seal is stuck to. Otherwise, an
electric shock may result.
3. Do not remove the seal, shown at the left.
1) Safety check
• Turn the power key switch to off position (marked as “O”), then remove the key switch.
• Unplug the power cord from the inlet on the rear panel of the Display Unit.
Protection plate
Dual-type add-on unit I/O, BCD, GP-IB
Digimatic Output Unit
2) Removing the cover
Remove four screws on both sides of the cover and take out the cover.
