GAI-Tronics GC-AC2 Manual - Halaman 3

Jelajahi secara online atau unduh pdf Manual untuk Sistem interkom GAI-Tronics GC-AC2. GAI-Tronics GC-AC2 18 halaman. Ez page industrial intercoms

EZ P

AGE

NDUSTRIAL

NTERCOMS

Internal Settings

The following procedure describes how to change the internal settings. If the intercom will be used as a

Listen/Talk unit or as a Master unit in a balanced line system, then no changes to the internal PCBA's

jumper or switch settings are required.

WARNING

Disconnect power to unit before opening to avoid possible damage to equipment or personal injury.

1. Disconnect power to the unit.

2. Loosen and remove the six screws securing the front cover.

3. Lift out the front panel assembly and tilt to the left. Use caution to ensure that no unnecessary strain

is placed on the attached wiring harnesses.

4. If configuring the unit as a slave, slide the PCBA's mode switch (SW3) to the S

Figure 2.

5. If operating in an unbalanced cable system, reposition the PCBA's jumper P5/J5 from the B

position to the U

NBAL

6. Reinsert the front panel assembly into the rear housing. Ensure that no wires are between the front

panel's gasket and the housing's sealing surface that could be pinched.

7. Reinsert the six screws into the front cover and tighten securely.

8. Reapply the unit power and check for proper operation.

f:\standard ioms - current release\42004 instr. manuals\42004-307g.doc

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position. See Figure 2.

Figure 2. PCBA Outline Detail

Pub. 42004-307G

Page 3 of 16

position. See

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