JUMPER |
PINS |
SETTING |
DESCRIPTION |
J1401 |
1-2 2-3 |
In In |
FPROM write protect
FPROM write enable (default) |
J1501 |
1-8 |
Out |
JTAG scan connector |
J1502 |
1-2 2-3 |
Out Out |
External clock (default)
Scan clock (default) |
J1601 |
1-2 2-3 |
In/Out Out |
PCI 33/66 Clock (default)
PCI 33/33 Clock (default) |
J2902 |
1-2 2-3 1-3 |
In In Out |
Soft start circuit enabled
Soft start circuit disabled
System will not come up |
J3301 |
1-2 2-3 |
In/Out In |
Disable loopback reset (default)
Enable loopback reset |
J3303 |
1-2 2-3 |
In In/Out |
Boot from ROMBO
Boot from system flash (default) |
J3304 |
1-2 2-3 |
In In/Out |
Boot from system flash (default)
Boot from user flash |
J3306 |
1-2 2-3 |
In In |
7-segment LED disabled
7-segment LED enabled (default) |
J4803 |
1-2 2-3 |
In In |
cPCI out of JTAG chain (default)
cPCI in JTAG chain |
J5102 |
1-2 |
Out |
Thermal diode |