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Defense Security Service, Center for Development of Security Excellence           http://dssa.dss.mil

SG

&

OPERATING 

INsTRucTIONs 

2740

Revised: 01/12

Summary of Contents for 2740

Page 1: ...Defense Security Service Center for Development of Security Excellence http dssa dss mil SG OPERATING Instructions 2740 Revised 01 12...

Page 2: ...Dialing Notes 1 Battery Notes 2 Beep Patterns 3 Operating Instructions Opening the Lock in Single User Mode 4 Opening the Lock in Dual User Mode 4 Combination Change Notes 5 Changing the Combination...

Page 3: ...The lock will emit a beep or beep pattern to communicate its state See the table on page 3 If ten 10 incorrect combinations are entered in a row the S G Model 2740 Electromechanical Safe Lock will sh...

Page 4: ...op of the module equals greater battery strength replace both lock batteries if four or less LEDs light If a lock emits 10 beeps upon opening both lock batteries must be changed Bothbatteriesmustbecha...

Page 5: ...ps In the Change Operating mode Dual User Mode enabled 3 Beeps Sounded between each step of a programming sequence 4 Beeps First combination is successfully entered in a dual control mode 5 Beeps Comb...

Page 6: ...irst 1 Turn the dial left counterclockwise at least four 4 complete revolutions 2 Stop precisely on the first number of the 1st combination 3 Turn the dial right clockwise three times stopping on the...

Page 7: ...he arrow in the connector will align with the arrow molded into the lock case when inserted correctly In between programming steps the lock will emit three quick beeps when the dial is turned clockwis...

Page 8: ...ange key into the receptacle in the lock cover Note It is now time to enter your current combination again The lock will emit one quick beep when you begin 4 Turn the dial left counterclockwise at lea...

Page 9: ...mber of the new combination 15 Turn the dial right listening for five quick beeps to indicate a successful combination change 16 Continue turning the dial right to retract the lock bolt Note Donotclos...

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