HOW TO CHECK FOR ERROR USING THE LEDS
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| LED States |
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Master |
| Inverters |
| Cause | Corrective Action | ||||
unit | Station 1 | Station 2 | Station 3 |
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| L. RUN " | L. RUN " | L. RUN " | Since the L.ERR LED of the |
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| SD | " | SD | " | SD | " | Securely connect FG of each | ||
| RD | " | RD | " | RD | " | 2 is on, the | inverter and master unit to ground. | |
TIME " | L. ERR $ | L. ERR " | L. ERR $ | affected by noise. (L.RUN may go off.) |
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L. RUN " | L. RUN " | L. RUN " | Since the L.ERR LEDs of the | Check that the transmission cable | |||||
LINE " | |||||||||
or | SD | " | SD | " | SD | " | station 2 and later are on, the transmission cable | is connected to SLD. Also run it as | |
RD | " | RD | " | RD | " | between the inverters of stations 2 and 3 is | far away as possible from the | ||
TIME $ | |||||||||
LINE " | L. ERR $ | L. ERR " | L. ERR " | affected by noise. (L.RUN may go off.) | power lines. (100mm or more) | ||||
L. RUN " | L. RUN " | L. RUN " |
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| SD | " | SD | " | SD | " | Terminal resistors are left unconnected. (L.RUN | Check that the terminal resistors | |
| RD | " | RD | " | RD | " | may go off.) | are connected. | |
| L. ERR $ | L. ERR $ | L. ERR " |
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": On, $: Off, #: Flicker, *: Any of on, flicker or off
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