∙The proper fuse is installed and the line cord is plugged in.

If you have any questions concerning installation or power requirements, review Chapter 2.

To turn on your supply, press the front panel LINE switch. When the power is initially applied, the supply performs a series of self tests which last about 3 seconds. Included in these tests are checks of circuits on the HP-IB board and on each of the output boards.

Figure 3-1. HP 6624A Front Panel

Table 3-1. Controls and Indicators

Number

Controls/lndicators

Description

Page

 

 

 

 

1

LCL key

Returns power supply to local mode (unless local lockout

39, 61,

 

 

has been received via HP-IB). Also, turns the power

83

 

 

supply's display on if it was turned off via the HP-IB.

 

 

 

 

 

2

HP-IB Status Annunciators

RMT - Indicates that the power supply is operating under

39, 61,

 

(These three annunciators

remote control (HP-IB).

83

 

indicate the HP-IB status of

 

 

 

the power supply) .

ADDR - Indicates that the power supply is addressed to

37, 61

 

 

talk or to listen.

 

 

 

SRQ - Indicates that the power supply is requesting

61, 61,

 

 

service.

68

 

 

 

 

32 Getting Started