Samsung DOT MATRIX SRP-270 - Manual (Page 12)

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Cash Drawer Samsung SRP-270 Setup & Service Information
Connection Information
SRP 270 to CRS Cash Drawer (Drawer #1)
SRP 350 CRS Cash Drawer
Description Pi Pin Description
Frame ground 1 1 (blue) Frame ground
Drawer kick-out drive signal 1 2 2 (yellow) Solenoid
Drawer open/close signal 3 3 (green) Drawer open switch
+24V 4 4 (red) Solenoid
Drawer kick-out drive signal 2 5 5 (black) Not used
Signal ground 6 6 (white) Drawer open switch
SRP 270 to CRS Cash Drawer (Drawer #2)
SRP 350 CRS Cash Drawer
Description Pi Pin Description
Frame ground 1 1 (blue) Frame ground
Drawer kick-out drive signal 1 2 2 (yellow) Solenoid
Drawer open/close signal 3 3 (green) Drawer open switch
+24V 4 4 (red) Solenoid
Drawer kick-out drive signal 2 5 5 (black) Not used
Signal ground 6 6 (white) Drawer open switch