with usb200m in,no sat signal, when its out i get 97%

[ghost_rdr]

I have encountered a strange problem, when i have my linksys usb200m in i get no satallite sig. when i take it out i get 97%. dont know whats going on. here is my hackinit file

#!/bin/bash
date >>/var/hack/hackinit.log
PATH=/var/hack/bin:/sbin:/bin:/tivobin:/tvbin:.

#Environmental variables
TIVO_ROOT=
MFS_DEVICE=/dev/hda10
IGNOREEOF=1000
TERM=xterm
export PATH TIVO_ROOT MFS_DEVICE IGNOREEOF TERM

/bin/bash</dev/ttyS2&>/dev/ttyS2&

#Remount / as readwrite
mount -o remount,rw /

sleep 60
echo "Calling FixSub"
/var/hack/callfixsub.tcl &

#Load ethernet drivers
insmod /var/hack/lib/usbcore.o
insmod /var/hack/lib/hcd.o
insmod /var/hack/lib/ehci-hcd.o
sleep 10
insmod /var/hack/lib/ax8817x.o
sleep 60
ifconfig eth0 192.168.0.25 broadcast 192.168.0.255 netmask 255.255.255.0
sleep 10
route add default gw 192.168.0.1 netmask 255.255.255.0 metric 1

#Telnet
tnlited 23 /bin/bash -login &

kmem 800b23b4 00001021

/var/hack/tivoweb-tcl/tivoweb

/var/hack/tivoftpd



What exavtly does the SLEEP command do, i thought it was just a pause, is it more than that?

Please help

Thanks in advance
Dave