Maintenance 7. MPU Board
115
3) ROM replacement:
When replacing the ROM, be careful not to touch any other devices on the board and
not to damage the board.
The MPU board has three ROM chips. Names of ROM such as MPU-L, MPU-U and
DSP are printed beside ROM sockets. ROM chips have labels on which ROM names
and versions are written. Refer to the following.
Check the version of the new ROM chips and the position to which it is to be mounted,
then mount it on to the board. Be certain to attach the ROM chips in the correct direc-
tion by aligning the hollows of the ROM chips and sockets.
When replacing the MPU board:
Transfer the ROM from the old board to the new. Set the new board’s DIP switches
and jumper pins to the same position as those on the old board.
4) Insert MPU board in the specified slot and push it in firmly. Tighten fixing screws of
mounting bracket of MPU board.
5) Turn on bit 1 of the MPU board’s DIP switch (SD1), then turn ON the controller. The
controller is initialized by this step.
SD1
Look at the controller’s front panel and check that:
•
The E.STOP LED and S.ERR LED are off.
•
Error No. is not displayed.
•
The TEACH LED or AUTO LED is lit.
Summary of Contents for SRC-320 ABS
Page 1: ...SRC 320 ROBOT CONTROLLER Rev 9 EM01OC897F External E STOP...
Page 2: ...ROBOT CONTROLLER SRC 320 Rev 9...
Page 14: ...xii...
Page 84: ...Functions 11 Specifications 70...
Page 91: ...Maintenance 2 Outline of Structure 77 2 3 Diagram of cable connections ES EC BN BNA RT3300...
Page 92: ...Maintenance 2 Outline of Structure 78 EL EH BL XM3000...
