Ag Leader EZ-Guide 500 Getting Started Guide - Manual (Page 12)

Note: Both fuses can be replaced by the user.
Replacing the 30 A fuse
Locate the cigarette lighter plug holder on the end of the cable. 1.
Unscrew the end cap where the spring−loaded pin protrudes. Be careful not to lose the pin after removing
the end cap. 2.
Remove the old fuse. 3.
Insert the new fuse and then screw the end cap back onto the plug. 4.
Replacing the 10 A fuse
Open the cap on the fuse holder. 1.
Pull out the old fuse. 2.
Insert the new fuse. 3.
Close the cap on the fuse holder. 4.
Pinout Information
The DE−9M (serial port) on the EZ−Guide 500 lightbar has the following pinout information:
ITEM DESCRIPTION
1 Event out to keypad (to signal audio alarm)
2 RS−232 Rx
3 RS−232 TX
4 External switch input
5 Data ground
6 Keypad data input
7 Keypad clock
8 External output (radar pulse)
9 Keypad power
8