
2. HARDWARE
B–63465EN/01
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The Digital Servo Adapter has the following LEDs and switches.
LEDM1 displays the status information of the Digital Servo Adapter. It
is used along with the MTSW rotary switch and PSW pushbutton switch
also to control setting and maintenance operations.
LEDM2 is used to indicate that the 24 VDC input power fuse in the
control unit has blown. See Section 2.7.1 for how to replace the fuse.
MTSW is a rotary switch used along with the LEDM1 7–segment LED
indicator and the PSW pushbutton switch for setting and maintenance
operations. Normally, set the switch to the 0 position.
PSW is a pushbutton switch used along with the LEDM1 7–segment LED
indicator and the PSW pushbutton switch for setting and maintenance
operations.
NOTE
For details on the LEDM1, MTSW, and PSW, see
“SETTING/DISPLAY/MAINTENANCE USING THE MAIN
UNIT OF THE Digital Servo Adapter,” in Appendix F.
2.2.3
LEDs and Switches on
the Control Units
D 7–segment LED (LEDM1)
D Blown fuse indication
LED (LEDM2)
D Rotary switch (MTSW)
D Pushbutton switch
(PSW)