Teletype 38 Removal And Replacement

TELETYPE CORPORATION
Skokie, Illinois, U.S.A.
SECTION 574-400-702TC
Issue 2, April 1973
38 ASR TELETYPEWRITER
REMOVAL AND REPLACEMENT OF COMPONENTS
1.
2.
CONTENTS
GENERAL ..... .
REMOVAL AND REPLACEMENT
OF COMPONENTS
COVER ...... .
KEYBOARD HOOD
KEYBOARD
PRINTER ..
ELECTRICAL SER VICE UNIT
READER
PUNCH .
PAGE
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1
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2
4
6
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1.
GENERAL
1.01 This section provides instructions for
removal and replacement of Model 38
Automatic Send-Receive (ASR) components.
It
is
4--
reissued to make some changes. Marginal arrows ._
indicate the changes.
If
disassembly and reassem-
bly of components is required, refer to the related
component section.
1.02 For tools to remove and replace
components, refer to Section
570-005-800TC.
CA UT ION: DISCONNECT POWER AND
REMOVE CONNECTORS FROM EXTERNAL
RECEPTACLES.
2. REMOVAL AND REPLACEMENT OF
COMPONENTS
COVER
2.01
Remove cover (Figure 1) from teletype-
writer as follows:
(a) Pivot cover until its stop arm locks
cover in place.
2.02
(b) Disconnect ground strap from ground
terminal at left rear of base pan.
(c) Unhook top of spring from stop arm.
(d) Remove screw, washer, and spacer from
top of stop arm.
(e) Rotate cover about 100 degrees, slide it
to right until it is clear of its hinges,
and then remove cover.
Replace cover by reversing procedure in
2.01.
KEYBOARD HOOD
2.03
2.04
Remove keyboard hood (Figure 2) as
follows:
(a)
Pivot cover until its stop arm locks in
place.
(b) Disconnect mode switch assembly from
under keyboard hood.
( c) Disengage keyboard hood latches (left
and right side) from keyboard.
( d) Slide keyboard hood forward, and
remove it from keyboard.
Replace keyboard hood by reversing
procedure in 2.03.
KEYBOARD
2.05 Remove keyboard (Figure 3) as.-
follows:
(a) Rem'ove cover and keyboard hood,
2.01 and 2.03.
(b) Disconnect J3 from P 3 on connector
panel at rear of printer.
( c) Disengage cable from cable clip on base
pan at right of keyboard.
©
1969 and 1972 by Teletype Corporation
All rights reserved
Page 1
Printed in U.S.A.