PA-PW55-B

Power

4.Lamp Indications

The contents of lamp indications on this circuit card are shown in the table below.

LAMP NAME

COLOR

STATE

 

 

 

+80V ON

Green

Remains lit while +80 V input power is being supplied.

 

 

 

–48 V ON

Green

Remains lit while –48 V input power is being supplied.

 

 

 

RGU ON

Green

Remains lit while RGU output is in progress.

 

 

 

DC ON

Green

Remains lit while +5 V, +12 V, and –5 V are being output normally.

 

 

 

OPE

Green

Lights when information exchange with the CPU is possible.

 

 

 

CPUALM

Red

Lights when reset of the microprocessor has been activated.

 

 

 

DCALM

Red

Lights in the case of +5 V, +12 V, or –5 V outputs alarm.

 

 

 

RGUALM

Red

Lights in the case of RGU voltage alarm.

 

 

 

HOWALM

Red

Lights in the case of howler alarm.

 

 

 

5.Switch Settings

This circuit card has the following switches.

SWITCH

SWITCH

SETTING

STANDARD

DESCRIPTION

NAME

No.

SETTING

 

 

 

 

 

 

 

 

 

–48V SW

 

ON

–48V input power is supplied.

 

 

 

 

 

 

 

OFF

 

–48V input power is not supplied.

 

 

 

 

 

 

 

 

RESET

 

PUSH

 

Hardware reset of the circuit card.

 

 

 

 

 

 

Normal setting

 

 

 

 

 

 

 

 

 

 

MB

ON

 

Make busy of the circuit card.

 

 

 

 

 

OFF

Normal setting

 

 

 

 

 

 

 

 

 

 

 

1

ON

 

Frequency of Ringing Signal

:25 [Hz]

 

 

 

 

 

SW4

OFF

Frequency of Ringing Signal

:20 [Hz]

 

 

 

 

 

 

2

ON

Voltage of Ringing Signal: 90 [Vrms]

 

 

 

 

 

 

 

OFF

 

Voltage of Ringing Signal: 75 [Vrms]

 

 

 

 

 

 

 

 

 

6.External Interface

No cable connections are required.

NDA-24296CHAPTER 2

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Revision 1.0

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NEC 2400 ipx manual Switch Settings This circuit card has the following switches

2400 ipx specifications

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