Replacing Circuit Cards; Replacing Peripheral Interface Cards - Mitel SX-200 EL Technician's Handbook

Technician's Handbook

Replacing Circuit Cards

WARNING: Hazardous voltages can exist on installed peripheral
cards even when power is removed from the
system. Grasp cards by the lock latches only. Do not touch the
sides of cards.
Power must be off when inserting the Main Control card,
Bay Control Card, Control FIM Carrier Card, or Bay Power Supply.
Cards that must not be inserted while system power is on carry a
caution notice.
Wear an anti-static wrist strap whenever you handle
circuit cards.

Replacing Peripheral Interface Cards

You may replace the peripheral interface cards with the power on.
1. From the maintenance terminal select:
DIAGNOSTICS
MORE_KEYS
BUSY-OUT
<bay/slot/circuit> (plid of faulty card).
2. Wait until all the circuits are busied out.
3. Replace the faulty card with a new card of the same type.
Set switches or jumpers on the new card to match switches or
jumpers on the existing card.
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