10
Visually inspect the battery before charging. If there are any signs of a leaking or cracked case, discard the
battery.
Do not attempt to charge a battery that is in this condition.
FRONT PANEL
Under the display, there are 5 push buttons and an ON/OFF switch.
BACK PANEL
The back panel contains the positive and negative charging cables, the AC power cord, and a 9-pin connector.
The 9-pin connector is used to connect the serial printer to.
Note: The 9-pin connector is also used for Service related items but only by authorized factory and service
technicians. Improper use of this connector will result in damage to the GR-1.
The handle, which attaches to the back panel, includes a clamp-holder bar. When used consistently, this feature
adds safety, convenience and longer operating life to the clamps, cables, and GR-1.
button is used to abort any
charging cycle. During menu selections, it
can be used to go back to the previous step.