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Depending on the configuration of your instrument, only some of the modules
may be installed. The relationship between the module number and the channel
numbers of an instrument are as follows:
Table 21: Relationship between module and channel numbers
Instrument model
ECO8000
ECO8020
FAN STATUS. Displays the fan status for the selected Power Supply module. Fan
running is displayed when the fan is within the operating range. Fan stopped is
displayed when there is a problem. If Option DPW is installed, press the left (◄)
or right (►) arrow button to view the status of the other fan.
PS<1–2> HOURS. Displays information about the operating hours and hardware
for the selected Power Supply module. Press the left (◄) or right (►) arrow
button to view additional information about the selected power supply. The
following information is displayed:
Active hours: The number of hours the supply has been the preferred (active)
supply.
Standby hours: The number of hours the supply has been the backup supply.
TW (Temperature Weighted) hours: The calculated number of temperature
weighted hours. (See page 36, Temperature weighted hours (TWH).)
+12 V output: The current level of the +12 V supply. OK is displayed as the
status when the voltage is within the operating range; WARN is displayed
when the voltage is out of range.
Part Number: The Tektronix part number of the power supply inside the
Power Supply module.
MFG date: The date the Power Supply module was manufactured.
RTC BATTERY LEVEL. Displays the status of the RTC (Real Time Controller)
battery power level. The following status messages may appear:
ECO8000 Series Automatic Changeover Unit User Manual
Module number
1
2
3
1
2
3
4
Channel numbers
1–3
4–6
7–9
1–5
6–10
11–15
16–20
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