NEC 2000 IVS manual 1 SW1-3:OFF 48 Kbps 1 Data, 2 SW1-3:ON 48 Kbps 1 Data

PN-SC00 (CCH)

Switch Settings (Continued)

SWITCH

SWITCH

SETTING

FUNCTION

CHECK

NAME

NUMBER

POSITION

1

ON

• Common channel signalling data transmission speed

(For Digital Interface)

OFF

TRANSMISSION

SW

SW

SW

SW

SW

ON

2

SPEED

1-1

1-2

1-3

1-4

1-5

OFF

48Kbps ¨

ON

ON

OFF

OFF

ON

48Kbps ¦

ON

ON

ON

OFF

ON

ON

3

56Kbps

ON

ON

OFF

ON

ON

SW1(Dip SW)

64Kbps

ON

ON

ON

ON

ON

OFF

• Common channel signalling data transmission speed

ON

ON

4

(For Analog Interface)

1 2 3 4 5 6 7 8

Set switches (SW1-1 - SW1-5) to OFF.

OFF

5

ON

OFF

6

ON

A-Law

OFF

μ-law

7

OFF

Always set to OFF

8

OFF

Always set to OFF

The figure in the SWITCH NAME column and the position in in the SETTING POSITION col- umn indicate the standard setting of the switch. When the switch is not set as shown by the figure and , the setting of the switch varies with the system concerned.

Note 1: Set the groove on the switch knob to the desired switch position.

Note 2: When the power is on, flip the MB switch to ON (UP position) before plugging/unplugging the circuit card.

Note 3: This setting is available when SW0-2 is set to ON (Analog Interface).

Note 4: The followimg two kinds of rate adaptation method are available when using 48 Kbps data transmis- sion. The rate adaptation method must be set to match the rate adaptation of the master office.

1 SW1-3: OFF

48 Kbps

1

Data

1

2 SW1-3: ON

48 Kbps

1

Data

1

CHAPTER 4 ND-45504 (E)

Page 90

Revision 2.0