HIKVISION DS-KD8003-IME1 User Manual page 46

Video Intercom Module Door Station·User Manual
Figure 4-36 Placement of Lines
9. Connect the cables and module-connecting line 1 to the corresponding interfaces of
the main unit, then place the main unit into the upper grid.
Connect the other end of the module-connecting line1 to the input interface of the
sub module. Connect two sub modules via module-connecting line 2.
Organize the line with cable tie in the package. The suggested line connection picture
as below.