Page 2 of 6
Page 5-16
REPLACE:
GENERAL
Page 5-25
ADD:
Page 5-26
CHANGE to
Page 5-27
CHANGE to
Page 5-28
CHANGE to
475 Service
For Serial Numbers B030000 and up:
Existing steps 17 and 18 with the attached new text for
Steps 23 and 24 on pages 5-32 and 5-33.
For all SN, in steps such as 23d & 24j on page 5-17, 30d
on page 5-35, & 31p on page 5-36, where a Fast-Rise High
Amplitude Pulse Generator (type 109) Is used, a charge
line such as the Tektronix Type 113 Delay Line should be
connected to the Chg Line 2 of the 109 to provide adequate
pulse width to perform the adjustments.
Following Step lc
NOTE
If +50 V supply is readjusted the
entire calibration procedure w ill
have to be performed.
Step 3c and 3j
read:
3c. CHECK-CRT display for a well-defined dot.
3j.
--------------
controls to mid-range, and TRIGGER MODE to
AUTO.
Step 7a, Fig. 5-4, and Step 7d
read:
7a. Connect 1.0 ms and 0.1 ms time marks —
-
-----------
Fig. 5-4: See accompanying photo for correct TP1366
location.
7d.
------------
for one bright (1.0 ms) marker per division
Step 9d
read:
9d. Adjust the Test Oscilloscope trigger and Time/Div controls
to view the positive step of a 1 volt display of the Z
axis signal. Adjust the 475 INTENSITY control to set the
1 Volt lev el.
C2/573
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