RF Section Internal Fuse Replacement

Note

For location of hardware and cables referred to in this procedure, see Figure 1.

d

Warning Remove ac line cord from both instruments before proceeding with this

9

procedure.

1.Position instrument upside-down as shown in view A.

2.Remove feet @ from rear of RF Section by removing screws @

3.Remove bottom cover by loosening screw @ and pulling cover

4.Location of fuses is shown in view B.

 

Fl +22V

1A

L

,

,

 

 

A 8

R E C T I F I E R

show in view A.

toward rear of instrument.

Fl

+12V

1A

Fl

-5.2V

2.5A

F2 +2OV 3

A

F 2

- 4 0 V

1.5A

F 3

+5.2V 6 A

F 3 - l O V

5 A

-

 

 

 

 

-

 

A l 7

 

 

A l 8

 

POS REG

NEG REG

V I E W AV I E W B

Figure 1. Internal Fuse Replacement

2 A8/A9