GAI-Tronics DHS-201 Digital Intercom Stations - Manual (Page 10)

Pub. 42004-453C
M ODEL DHS/DHF 200 S ERIES D IGITAL I NTERCOM S TATIONS Page 8 of 25
f:\standard ioms - current release\42004 instr. manuals\42004-453c.doc
10/12
Models DHF-203 and DHF-204
1. For flush-mount installations, mount the included back box in the desired location using appropriate
hardware. Refer to Figure 12 on page 9 for cutout dimensions.
2. Install the wiring and cable fitting through either the top or bottom cutout. Bottom entry is
recommended.
Figure 10. Model DHF-203 Figure 11. Model DHF-204
3. When the cable has been pulled into the enclosure, complete the field wiring according to the “Field
Wire Installation” instructions provided on page 10.
4. Using the appropriate section of this manual, make the necessary set-up changes:
 Adjust the audio levels as described in the “Audio Level Adjustments” section beginning on page
13.
 Make any necessary hardware configuration changes as described in the “Switch Configuration”
section on page 16.
 Refer to page 17 for the initial programming options.
5. Complete the installation by attaching the front panel assembly to the rear enclosure using the six
security screws.
6. Verify that the unit is operating as described in the “Operation” section beginning on page 19.
For mounting Models DHF-203 and DHF-204 in GAI-Tronics Model 236-001 Surface-Mount Enclosure
and Model 234/234WM Stanchions, please refer to the installation manual included with the enclosure or
stanchion. The installation manuals are also available at www.gai-tronics.com.