7413MAINTENANCE13PROBLEM POSSIBLE CAUSE SOLUTION REF.Desired set mode itemcannot be selected.Programmed scan doesnot start.Memory or bank scandoes not start.Charging indicator (BC-164) lights red whilecharging.• “EXPAND” item is set to OFF.• Program scan edges are not programmed.• No or only one memory or bank channel is pro-grammed.• The temperature is too hot or too cold around thecharger (BC-164).• Turn “EXPAND” item ON.• Program a pair of scan edge channels.• Program at least 2 memory or bank channels• Place the charger within the specified temperaturerange (+5°C to +35°C; +41°F to +95 °F), thencharge the battery pack.p. 49p. 36pgs. 24,25p. 8If the fuse blows or the charger stops functioning while oper-ating with the optional CP-21LR, find the source of the prob-lem if possible, and replace the damaged fuse with a new,rated one (FGB 2 A) as shown at right.Fuse 2 A■ Optional CP-21LR fuse replacementTroubleshooting (continued)