JVC MX-J570V Service Manual page 5

Precautions at disassembling and parts replacement
This model is charged with electricity on the power board
even if the power cord is unplugged.
Therefore, always discharge electricity in accordance with
the steps given below before starting disassembling of the
unit and/or replacement of parts.
While referring to the disassembling steps, remove the
1.
metal cover and the CD changer mechanism.
Set electrical resistances of 1kohm 1/4W to the places
2.
between the + and - terminals of the respective condensers
C204 and C205 on the power board, and discharge electricity
for 4 ~ 5 seconds.
MX-J570V/MX-J680V
C205
C204
Power board
1-5