User Manual

TMCM-1630 Hardware Manual (Rev. 1.02 / 2012-JUN-11) 13
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6 LEDs
The TMCM-1630 module has 4 on-board LEDs for power, error indication, current overload, and temperature
warning. The LEDs are placed on the back of the module. You can plug the module on its baseboard and
take a look at the LEDs on the backside of the module.
Power
Error
Current overload
Temperature warning
Figure 6.1: On-board LEDs
LED
Color
Description
Power
green
LED is ON, if the on-board +5V are available
Error
red
ON in case of error
Current overload
red
Blink
The current limit LED blinks upon under
voltage switch off
ON/Flicker
Motor PWM is reduced due to exceeding the
set motor current limit
Temperature warning
red
Blink
The power stage on the module has exceeded
a critical temperature of 100°C (Pre-warning)
ON
The power stage on the module has exceeded
the critical temperature of 125°C. The motor
becomes switched off, until temperature falls
below 115°C. The measurement is correct to
about +/-10°C
Table 6.1: LEDs signals and their meaning