Nikon D1 Manual page 133

Indication
Control
Viewfinder
panel
Camera malfunction.
Err Err
Red-eye reduction or
slow sync with red-eye
reduction selected with
flash that does not sup-
port red-eye reduction.
120
Problem
Release shutter. If
indication persists or
appears frequently, take
camera to Nikon-autho-
rized service center for
inspection.
Choose different sync
mode or use flash that
supports red-eye reduc-
tion.
Technical Notes: Troubleshooting
See
Solution
also
pg. 98