Section 4.0
KMACS 5 MANUAL
Trouble Shooting the KMACS 5 System
4.1 GENERAL
The KMACS 5 is an extremely simple system which should not malfunction if the instructions in this manual are followed. Most problems encountered in using the system can be easily remedied. The following informa- tion covers the common operating difficulties.
4.2 NO COMMUNICATIONS
Symptoms | Probable Cause(s) | Remedy | |
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1) No sound at either KMACS 5 or | a)Communication power not on. | Activate switch and adjust volume. |
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diver’s mask. |
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| b) Communications incorrectly | Switch terminal wires. |
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| hooked up. |
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| c) Communications not hooked up. | Plug into terminals. |
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2) Battery indicator does not re- | Battery low or dead. | Charge or replace battery, or | |
spond. |
| bypass battery with external power. | |
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3) Communications weak or broken | Terminals covered with corro- | Clean Terminals with wire brush to |
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up. | sion. | bright shiny metal. |
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4) Communications will not work | Headset not working | Replace headset. | |
with headset but works otherwise. | Short in internal wiring. | Return to factory for repair | |
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5) Communications interrupted | Break in diver’s communication | Splice wire if damage is minor. Re- |
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when umbilical is moved. | wire. | place wire if damage is major. |
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6)Communications interrupted when waterproof connector is moved.
Break in splice at waterproof | Replace splice or connector. |
connector or failure of connector. |
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Test with VOM. |
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7) Satisfactory communications a) One wire in cable is broken through one earphone or micro-
phone only (4 wire mode).
b) Microphone/earphones dead.
Stack connectors in microphone terminals. Communications works in two wire mode.
Replace microphone/earphones.
8) No sound at either KMACS 5 Communicator not functional. | Return to | factory for repair after |
or mask. | verifying | no cure by following |
| above procedures. | |
© 2003 KMDSI Document # 041112001 | 17 |
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