Nikon Eclipse 50i Instructions Manual page 63

Cables provided with the cytodiagnostic unit
(1) J-CY/PS cable
(2) J-CY/SG cable (both ends are identical)
(4) Install a fully recharged battery (when using the 55i
on battery power).
Insert the battery into the battery holder.
If the 55i is running on battery power, there is no
need to connect the AC adapter to the J1 connector
(12V DC input) at the rear of the 55i.
CAUTION
Always use the specified battery type
(EN-EL1).
Chapter 4 Assembly
61
Cytodiagnostic unit
connector
55i connector
Battery
Battery holder
4