Table 6. Connectors on the T2080RDB-PC platform (continued)
Reference designators Used for Notes
J22, J23 FXS ports -
J24 FXO port -
J34 CPU fan -
J33, J44-J46 Shelf FAN -
2.16.2 Headers
The table below lists the various headers on the T2080RDB-PC platform.
Table 7. Headers on the T2080RDB-PC platform
Reference designators Used for Notes
J24 Altera header Used for programming the Altera CPLD devices.
J26
LTC3882 header
Used for programming the LTC3882.
J3 COP/JTAG Used for debugging the T2080.
2.16.3 Jumper
The table below describes how the push Jumper is used on the T2080RDB-PC platform.
Table 8. Jumper on the T2080RDB-PC platform
Reference designator Description Status 1 Status 2
J29 Battery selection for
VDD_LP source
Mounted: Battery acts as a
VDD_LP input source
Unmounted: Battery
is disconnected
J30 Tamper detection pin
powered selection
1-2: Tamper detection pin is
powered on
2-3: Tamper detection pin is
powered off
J10 PROG_SFP selection Mounted: Fuse programming Unmounted: Normally operate
J25 Not used - -
J38 SD/TF card voltage selection 1-2: TF card works at 3.3 V 2-3: TF card works at 1.8 V
2.16.4 Push buttons
The table below describes what the push buttons are used for on the T2080RDB-PC platform.
Table 9. Push buttons on T2080RDB-PC platform
Reference designators Used for Notes
SW5 Reset Used for resetting the whole board.
SW4 Power on/off Used for turning the power on or off.
2.16.5 LEDs
Table 10 lists all the LEDs on the T2080RDB-PC front plate.
NXP Semiconductors
Architecture
QorIQ T2080 Reference Design Board (T2080RDB-PC) User Guide, Rev. 1, 08/2021
User Guide 25 / 44
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