Clear-Com EF-701M User Manual
Page 40
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E F - 7 0 1 M I N T E R F A C E
Audio Troubleshooting Tips
Symptom
Cause
Solution
Squealing feedback, levels
too high, distortion, call
signal stays on.
The local PL channel is not terminated.
Check termination switches on PL
equipment and set appropriately. (One
termination per channel).
Levels seem low even after
adjustment.
The local PL channel has multiple
terminations.
Check termination switches on PL
equipment and set appropriately.
Echoes, hollow sound,
resonance.
Improper nulls and/or delays
introduced by digital signal processing,
A-to-D and D-to-A conversion and
other network-related processing.
Adjust the unit(s) for the best possible null.
This will help to minimize the effects.
Adjust the sidetone nulls on the party-line
stations and beltpacks.
- CS-702 (36 pages)
- MS-702 (32 pages)
- MS-704 (40 pages)
- RCS-2700 (54 pages)
- SB-704 (42 pages)
- RS-701 (2 pages)
- RS-702 (3 pages)
- RS-601 (No longer available) (60 pages)
- RS-603 (No longer available) (58 pages)
- RS-601 (No longer available) (46 pages)
- RS-602 (No longer available) (56 pages)
- PK-7 (14 pages)
- PS-702 (28 pages)
- PS-704 (34 pages)
- RM-702 (42 pages)
- RM-704 (46 pages)
- HB-702 (24 pages)
- KB-701 (24 pages)
- KB-702 (32 pages)
- V-BOX (2 pages)
- TW-12C (20 pages)
- IF4W4 (20 pages)
- TW-47 (30 pages)
- TWC-701 (18 pages)
- PRC-2 (24 pages)
- PTX-3 (32 pages)
- AB-120 (35 pages)
- AX-704 (30 pages)
- FL-7 (16 pages)
- WP-2 (1 page)
- WP-6 (1 page)
- HMS-4X (2 pages)
- HMS-4X (2 pages)
- HMS-4X (143 pages)
- HMS-4X (197 pages)
- HRM-4X (2 pages)
- Eclipse HX-PiCo (86 pages)
- Eclipse HX-PiCo (4 pages)
- Eclipse HX-PiCo (70 pages)
- Eclipse HX-Delta (2 pages)
- Eclipse HX-PiCo (290 pages)
- Eclipse HX-Delta (143 pages)
- Eclipse HX-Median (145 pages)
- Eclipse HX-PiCo (186 pages)