Carson SC-407-10 manual Installer-Selectableoptions

INSTALLER-SELECTABLE OPTIONS

Carefully cutting programming resistor jumpers or traces on the printed circuit board inside the case can select various options. The cover must be removed to access the jumpers. The cover is held in place by a snap-fastener on the back of the unit. Hold the unit with the front case flange on the edge of a hard surface and press hard on the back of the unit. The chassis will slide out the front of the cover.

Auxiliary Input Function - The auxiliary input normally activates the Horn function. To activate the Man/Phsr function with the auxiliary input cut the jumper resistor labeled "AUX I".

FUSE

T-T

AUX P

CUT P

PHSR

AUX I

OPTION JUMPERS

Auxiliary Input Polarity - The auxiliary input is normally activated by connecting to ground. To activate by connecting to positive cut the jumper resistor labeled "AUX P".

Cutout Input Polarity - The cutout input is normally activated by connecting to ground. To activate by connecting to positive cut the jumper resistor labeled "CUT P".

Two-Tone- Two-Tone can replace Phaser by cutting the jumper resistor labeled "T-T".

Phaser Disable - The Phaser function can be completely disabled by cutting the jumper resistor labeled "PHSR".

Horn Ring Cycler option (HRC) - This option allows selection of Wail, Yelp, Phaser and Standby by repeatedly pressing horn ring or other switch connected to the auxiliary input. It is selected by cutting both the "AUX I" and "PHSR" jumper resistors. This disables Phaser operation in the Wail or Yelp positions

Horn Disable - The Horn function can b e disabled by cutting the trace on the back of the board at the location designated "cut to disable horn".

Cut to Disable horn

Automatic Siren Disable - To disable automatic siren operation when the lever switch is in position 3, cut and remove the red wire attached to the lever switch relay board inside the unit.

TB0346A Page 4 of 12 05/07/05