NEC ND-71762(E) system manual PLO/OSC Circuit Card

MAINTENANCE PROCEDURE

5.4 PLO/OSC Circuit Card

(1)Procedure for Extraction:

START

Set the MB switch of the PLO/OSC card UP. The OPE/CLKOUT lamp (green) goes out. Extract the PLO/OSC card from its mounting slot.

END

(2)Procedure for Insertion:

START

Set the MB switch of the PLO/OSC card UP. Insert the PLO/OSC card into its mounting slot. Set the MB switch of the PLO/OSC card DOWN. The OPE/CLKOUT lamp (green) illuminates.

END

CHAPTER 8 ND-71762 (E)

Page 122

Issue 2