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VERIFY: Audio Signal is no longer present
10. Remove Insert Cable from CH 2.
11. Unplug Signal generator from CH 2 and plug into CH 3.
12. Move MONO / STEREO Switch to STEREO.
VERIFY: Audio signal from the audio signal generator in the Left head phone. ELSE FAIL
13. Move MONO / STEREO Switch to MONO.
VERIFY: Audio now comes out of both sides of the headphone. If not FAIL.
VERIFY: Gain knob increases volume when moved to the right and decreases volume if moved to the
VERIFY: MIC/LINE switch increases volume when set to GUITAR and decreases at MIC/LINE
14. Put Insert cable in CH 3 Insert.
VERIFY: Audio Signal is no longer present
15. Remove Insert Cable from CH 3.
16. Unplug Signal generator from CH 3 and plug into CH 4.
17. Move MONO / STEREO Switch to STEREO.
VERIFY: Audio signal from the audio signal generator in the Right head phone. ELSE FAIL
18. Move MONO / STEREO Switch to MONO.
VERIFY: Audio now comes out of both sides of the headphone. If not FAIL.
VERIFY: Gain knob increases volume when moved to the right and decreases volume if moved to the
VERIFY: MIC/LINE switch increases volume when set to GUITAR and decreases at MIC/LINE
19. Put Insert cable in CH 4 Insert.
VERIFY: Audio Signal is no longer present
20. Remove Insert Cable from CH 4.
XLR / Phantom Power Test
1. Move the Phantom Power 1 / 2 and 3 / 4 switches up to the on position
2.
Plug the 48V tester into Channel 1. Check LED on tester for signal.
If both (2) LEDs on the test light, PASS. Else, FAIL.
Unplug 48V tester from channel 1.
3.
Plug the 48V tester into Channel 2. Check LED on tester for signal.
If both (2) LEDs on the test light, PASS. Else, FAIL.
Unplug 48V tester from channel 2.
4.
Plug the 48V tester into Channel 3. Check LED on tester for signal.
If both (2) LEDs on the test light, PASS. Else, FAIL.
Unplug 48V tester from channel 3.
5.
Plug the 48V tester into Channel 4. Check LED on tester for signal.
left. If not FAIL
left. If not FAIL
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