2.6 Switch Mode Setup - The following gives the switch mode settings of the on board controls that can be
changed in the field: SWITCH A JP1, JP2, JP3, JP4; S3; SWITCH B - JP101, JP102, JP103, JP104, S103
(Section 2.3, Figure 2.3). All shown with external alarm = ground.
1) CH1 Prime Mode - Switches from CH1 to the CH2 only if CH1 alarms and CH2 is good. Switches
back to CH1 when it is no longer in alarm or when both CH1 and CH2 are in alarm
Non-dot - SWITCH A - JP1, JP3, JP4; SWITCH B - JP101, JP103, JP104
Dot - SWITCH A - JP2; SWITCH B - JP102
S3 (SWITCH A), S103 (SWITCH B) - ALL TO OFF.
2) Latch to CH2 Mode - Switches from CH1 to the CH2 if CH1 alarms and CH2 is good.
Latches to CH2. Push Reset or ground Remote Reset pin to return to CH1 if it has no alarm or both
CH1 and CH2 are in alarm.
Non-dot - SWITCH A - JP1, JP4; SWITCH B - JP101, JP104
Dot - SWITCH A - JP2, JP3; SWITCH B - JP102, JP103
S3 (SWITCH A), S103 (SWITCH B) - ALL TO OFF.
3) Minimum Auto switching, Initial Channel Select (ICS) Mode - Switch stays on channel last
selected by Manual or Remote selection after return to Auto if both channel alarms are clear or both
channels are in alarm. Auto switching occurs only if current channel alarms and the other channel
is clear.
Non-dot - SWITCH A - JP4, SWITCH B - JP104
Dot - SWITCH A - JP1, JP2, JP3; SWITCH B - JP101, JP102, JP103
S3 (SWITCH A), S103 (SWITCH B) - ALL TO ON.
Factory set mode is generally 1) CH1 Prime Mode
2.7 Operation
a. Set the on board controls as desired (Section 2.4, 2.6, Figure 2.3).
b. Install the 1582-725 in the equipment rack.
c. Connect RF to the BNC connectors (J4, J5, J6 (SWA1); J1, J2, J3 (SWA2);
(J8, J9, J10 (SWB2); (J11, J12, J13 (SWB1).
d. Connect to signals on the MONITORS AND CONTROLS connector, J8,
as desired (see Figure 2.0, Table 2.0).
e. Connect power via two power cords.
f. Manually switch between channels 1 and 2 and be sure switching occurs.
g. Switch to Auto. Alarm channel 1 and note that automatic switching occurs.
Remove alarm to channel 1 and note that the output switches as desired.
Push RESET if in LATCH mode. Repeat for Channel 2.
h. Check that CH 1 and CH 2 are selected when in Auto and momentary ground is applied to
J8 pins 1 and 2. Momentarily ground remote Reset pin 4 on J8 to return to Auto operation.
1582-725 Manual, Rev. B
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