4. DAILY MAINTENANCE AND PERIODIC INSPECTION AND MAINTENANCE
4.3 Replacement Methods
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(6) Cassette
memory
The cassette memory is a PCB used to store the user PLCs and machining programs, and is
installed on CBUS1 of the control section. (Refer to corresponding modules in section 1.1.3 and
section 2, for details on the cassette memory types and functions.)
a) Replacement procedures
Always replace the cassette memory with the control section power turned OFF.
Before replacing the RAM type cassette memory, always make a back up of the memory to be
replaced using an external I/O device, etc., and then re-input the details after replacing the
memory.
①
Check that the control section power is turned OFF. (If the power is not OFF, turn it OFF.)
②
Open the operation box door, and then open the front cover of the control section.
③
While holding the front upper and lower sections of the cassette memory with a thumb and
forefinger, pull out the cassette memory from the control section.
④
Replace with a new cassette memory, and install into the control section. (Align the cassette
memory with the cassette fixing guides on the inner side of the control section case, and then
install.)
⑤
Close the front cover of the control section, and then close the operation box door.
ＣＢＵＳ１
ＣＢＵＳ２
Control section case
Cassette
memory
Cassette fixing guide
Control section case
Front cover
Open the front cover of the control section.
Cassette memory
Control section
Incorrect connections may damage the devices, so connect the cables to the specified
connectors.
Do not replace the cassette memory while the power is ON.
Do not connect or disconnect the connection cables between each unit while the power is ON.
CAUTION