Tektronix TD140, Hardware Maintenance Manual

Page: 31 / 49

TD140 Hardware Maintenance Guide 7.13.2 29
3
Blades and RTMs Rev. 001-140228
Front panel LEDs
See
Figure 3.6
for the LED locations.
Table 3.2
describes the functions and operating states
for the RTM front panel LEDs.
Table 3.2 - Front Panel LEDs
Label LED ID Definition Color LED State
OOS LED1 Out of
service
Red or
amber
a
Indicates if the RTM is operational. The LED is
controlled by the MMC on the RTM.

Red or amber: RTM is out of service

Off: RTM is operating normally
PWR LED2 Power
good
Green Indicates if the RTM is powered normally. The LED is
controlled by the MMC.

Green: Power to the RTM is normal

Off: RTM is not powered or it is in the hot-swap
process
ACT LED3 Network
active
status
Amber Indicates if the application is active. The status of the
LED depends on the application assigned. The LED
is controlled by the MMC.

Amber: Application activity

Off: No activity
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