GAI-Tronics 723-003 빠른 매뉴얼 - 페이지 4

{카테고리_이름} GAI-Tronics 723-003에 대한 빠른 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. GAI-Tronics 723-003 8 페이지. Remote handset/speaker amplifier

Model 723-003 24 V DC Remote Handset/Speaker Amplifier

Maintenance

The following adjustments are accessible through the rear chassis of the remote amplifier using a small

standard screwdriver. Each adjustment is clearly labeled:

•

Microphone Gain: adjusts the gain level from the microphone signal to the page or party lines.

•

Receiver Sidetone: adjusts the signal transmitted from the microphone to the receiver of a handset.

•

Receiver Volume: adjusts the gain level from a party line to the receiver.

The following table lists some hints to aid technicians in troubleshooting:

Problem

Feedback/distortion (a hum or

buzz on the line) occurs during

all Page/Party

station operation.

Associated speaker level requires

adjustment.

f:\standard ioms - current release\42004 instr. manuals\42004-259c.doc

11/10

The line may be improperly terminated. Inspect the system cable

for loose connections, shorts, and grounds. Line balance assembly

connections are critical.

1. Adjust the speaker volume control located on the front panel

of the subset, if equipped. Refer to Figure 1.

2. Adjust the speaker volume control at the amplifier. Use a

small standard screwdriver to perform these adjustments.

Refer to Figure 1

Pub. 42004-259C

Solution

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