OWSTBY button , 
! 
0 
n 
0 
c 
0 
0 
f 
Q 
Figure I-1:The  ONISTBY  button 
Line Fuse Replacement 
A 
! 
WARNING.  To  avoid  injury  or  death,  unplug  ths  line  cord from  the  .linc voltagt 
power  smrce  b&w  continuing 
I.  Have handy a flat-bladed screwdriver 
2.  Set the oscilloscope so its bottom is down on the work 
SUrface 
and its rear is 
facing you. 
3.  Find the lint 
cord 
on the rcx  cover. (See Figure l-2.)  Unplug the line cord 
from its reccptaclc. 
4.  Find the fuse drawer beneath the line-voltage plug on the rear :pancl. Now, 
pry open the drawer with a small flat-bladed screwdriver, and rremove the 
line fuse. (See Figure l-2.) 
m35  340,  TDS  360  & 
TDS 380 
‘User Manual 
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