2.2 Prima™ Surgical Light Does Not Turn On Using The Wall Control
Chapter 2: Troubleshooting Procedures
Page 2 - 8 Prima™ Surgical Light Service Manual (man237ra)
2.2 Prima™ Surgical Light Does Not Turn On Using The Wall
Control
SHOCK HAZARD:
Use care when checking live voltages. Do not touch live terminals,
wires, and ground. Failure to use caution will cause serious electrical
shock injury.
1. The Prima™ Surgical Light functions properly using the Hand Control.
Yes No
¯®Go to RAP 2.1.
2. Check for continuity in the ceiling control to the wall control harness using
the following procedure:
a. Disconnect the ceiling control connector P16 and wall control
connector P16.
b. Continuity exists between pins 1 through 10 of the ceiling control to
wall control harness.
Yes No
¯®Repair or replace the ceiling control to wall control harness.
c. Install the ceiling control connector P16 only.
3. Check for continuity in the wall control harness using the following
procedure:
a. Verify that there is one wall control P.C. board for each lighthead.
b. Continuity exists between pins P16-1, 2, and 3 to unit #1 pins P1-1, 2,
and 3.
c. Continuity exists between pins P16-4, 5, and 6 to unit #2 pins P1-1, 2,
and 3.
d. Verify the cable shield pin P16-10 is not connected to any wall control
P.C. boards.
Yes No
¯®Replace the wall control harness.
e. Install the wall control connector P16 at the wall control and replace
the affected wall control P.C. board.
4. Go to “Final Actions” on page 2-5.
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