Page 771 - Med Plaza and Cancer Center

PROPRIETARY AND CONFIDENTIAL DRAFT 28/Feb/03

2.25 No LEDs are Lit, and the Display is Off on the Master Alarm
Chapter 2: Troubleshooting Procedures

2.25 No LEDs are Lit, and the Display is Off on the Master Alarm

SHOCK HAZARD:
The potential for electric shock exists with electrical equipment. Use
caution when troubleshooting any electrical device.

1. The building supply breaker is in the ON position.
Yes No
↓ → Turn the building supply breaker to the ON position. If this
solves the problem, go to “Final Actions” on page 2-7.
Otherwise, go to step 2.

2. The Master Alarm’s power supply switch is in the ON position.
Yes No
↓ → Turn the power supply switch to the ON position (see “Master
Alarm Power-Up” on page 1-60). If this solves the problem, go
to “Final Actions” on page 2-7. Otherwise, go to step 3.

3. The power supply’s fuse is intact.
Yes No
↓ → Replace the power supply’s fuse (refer to procedure 4.15 on page
4-40). If this solves the problem, go to “Final Actions” on page
2-7. Otherwise, go to step 4.

4. The two orange leads coming from the power supply to the breakout board
are connected.

Yes No
↓ → Connect the two orange leads from the power supply to the
breakout board (refer to procedure 4.4 on page 4-14). If this
solves the problem, go to “Final Actions” on page 2-7.
Otherwise, go to step 5.

5. The facility’s supply voltage is connected to the alarm’s terminal block.
Yes No
↓ → Connect the facility’s supply to the alarm’s terminal block. For
the wiring diagram, refer to FO 3-2 at the rear of this document.
If this solves the problem, go to “Final Actions” on page 2-7.
Otherwise, go to step 6.

Page 2 - 32 MedPlus TotalAlert™ Alarm Network Operation and Maintenance Manual (man291ra)