Maintenance – GAI-Tronics 12599-002 Hot Standby Amplifier Module User Manual
Page 15

Pub. 42004-412A
Model 12599-002 Hot Standby Amplifier Module
Page: 15 of 17
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S4 Input Bus – This switch allows the input signal bus to function across all six relay circuits for six
single-channel amplifiers, or be split for three dual-channel amplifiers. Thus, if switches S2 and S3 are
set to either
1CH
or
2CH
, this switch must also be set to the same operating mode. See the note below.
S5 Output Bus – This switch allows the output signal bus to function across all six relay circuits for six
single-channel amplifiers, or be split for three dual-channel amplifiers. Thus, if switches S2, S3 and S4
are set to either
1CH
or
2CH
, this switch must also be set to the same operating mode. See the note
below.
NOTE
Switches S2, S3, S4 and S5 must be set to the same operating position. Do NOT operate any of the
switches in opposite positions as this will result in improper operation of this module.
Maintenance
The Model 12599-002 Hot Standby Amplifier Module does not contain any user serviceable parts. Do
not attempt to make any repairs to the module.
If the module requires service, contact your Regional Service Center for a return authorization number
(RA#). The module should be shipped prepaid to GAI-Tronics with a return authorization number and a
purchase order number. If the module is under warranty, repairs or a replacement will be made in
accordance with GAI-Tronics’ warranty policy. Please include a written explanation of all defects to
assist our technicians in their troubleshooting efforts.
Call 800-492-1212 inside the USA or 610-777-1374 outside the USA for help identifying the Regional
Service Center closest to you.