NEC ND-71762(E) system manual Start

Models: ND-71762(E)

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INSTALLATION PROCEDURE

3.2 Setting of Switch Positions and Mounting of the Circuit Cards

The setting of switch positions and mounting of circuit cards should be performed according to the flowchart below.

START

Unpack the circuit cards.

Clean the connector portion of the circuit cards.

Confirm the mounting positions of the circuit cards.

Perform switch setting.

Mount the circuit cards.

END

Unpack each circuit card and remove it from the polyethylene bag.

Wipe the connector portion clean using a soft cloth moistened with pure trichloroethylene or methanol (medical alcohol). Make sure that no lint or dust remains on the connector after cleaning.

Circuit cards which are already mounted should be extracted and cleaned as per the above instructions.

Confirm the mounting position of each circuit card by referring to the Module Face Layout of the Circuit Card Manual.

Confirm that the color code of the card puller tab coincides with that of the card mounting slot.

Confirm the slot number on the module. Slot numbers are indicated at the top of each module, and range from 00 to 23.

Set the required switches according to the Switch Setting Sheets in CHAPTER 3.

After the switches have been set, insert the card in the module. Refer to Figure 4-4.

ND-71762 (E)CHAPTER 4

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NEC ND-71762(E) system manual Start