Toshiba T2N - Manual (Page 91)

5.Maintenance and Checks
76 PROSEC T2N
1.The battery should be replaced with power OFF. The time with battery
removed should be within 5 minutes. If the battery is kept removed for
a long time, the contents of the RAM memory will be erased, so
please take care.
2.When connector of the battery is disconnected, an LED (BAT) is out.
Any error message about the battery can’t be registered in the Event
History Table in this case.
3. When handling the battery, take care of the following points.
* The voltage is not compatible with manganese dry batteries and
alkali batteries. Do not use these as substitutes.
* Never let the + and - of the battery be shorted.
* Never dismantle batteries, overheat them or put them into a fire.
* Never try to charge a battery. This is not possible.
4. Do not use a battery which has been stocked more than 3 years since
manufactured date.
5.The battery is a dedicated product with lead wires and connectors
attached. Order it from Toshiba.(Product Code:EX25SER6)
The following fuses are used in the T2N modules.
These fuses are recommended minimum spares and will allow operation to be
resumed immediately in the event of any failure.
Module Fuse Rating Model Quantity
PS31 Glass tube 125V-2A(normal fusion) EX10*SFB20 1 Power
Supply PS261 Glass tube 250V-3A(normal fusion) TFU923*AS 1
DO31 Glass tube 250V-5A(quick fusion) EX10*SFA50 1
DO32 Glass tube 250V-2A(quick fusion) EX10*SFA20 4
Output
AC61 Glass tube 250V-2A(normal fusion) EX10*SFC20 3
5.5
Fuse Replacement
NOTE