NEC 2000 IVS manual Loop-back test Piano Key SW

PN-SC00 (CCH)

(3) Switch Settings

Switch Settings

SWITCH

SWITCH

SETTING

FUNCTION

CHECK

NAME

NUMBER

POSITION

SENS

4 - F

Set the switch to match the AP Number (04 - 15) to be set by CM05.

(Rotary SW)

AP NO.

04

05

06

07

08

09

10

11

12

13

14

15

SW NO.

4

5

6

7

8

9

A

B

C

D

E

F

Note 1

0 - 3

Not used

MB(Toggle SW)

UP

For make-busy

ON

DOWN

For normal operation

Note 2

SW0

1

ON

Loop-back test

(Piano Key SW)

OFF

For normal operation

OFF

2

ON

Analog interface

4

OFF

Digital interface

3

ON

RS-232C RTS signal (to MODEM) ON

2

3

Note 3

1

OFF

RS-232C RTS signal (to MODEM) OFF

ON

4

ON

Always set to ON

ND-45504 (E)CHAPTER 4

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