I was able to get the 820 up and running with this configuration.

Name is:         usb
Rx Level:        500
Rx no-delay:     0
Rx audio-delay:  0
Tx A Level:      500
Tx B Level:      500
preemphasis:     no
deemphasis:      yes
plfilter:        no
rxboost:         yes

PTT:             Active LOW
PTT status:      Un-Keyed

CTCSS (input):   CM108/CM119 Active HIGH
COS (input):     CM108/CM119 Active LOW
COS (test):      Un-Keyed
COS (composite): Un-Keyed

Hope this is helpful for those who may need the info.

Scott W. - W9WSW