Removal Of Control Plate Assembly; Replacement Of Thermal Switch; Sw-L - Crown D-150 Service Manual

Removal of Contre Plate Assembly
Reter to Figure 6 - 4 0 0 0) :
Refer to Figures 6-2 and 6-3.
3. The IC is a plug-in component. -
4. Resistors (R111, R211) (selected bias resistors) aré plug-in
§.4.4 Selaorat of nt ay
Potentiometers (R101, R
to-terminals of new input level
7. Replace control plate assembiy; paragraph 542.
'8: Replace board arid electronics cover, paragraph 6.4.1.
5.4.5 Replacement of Thermal Switch, SW-1
Refer to Figure 6-2.
. Remove bottom cover (paragraph 5.4.1, Step 2).
2. Remove beard and electronics cover (paragraph 5.4.1, Step 4).
Disconnect two Faston connectors @ @ from terminais of
thermal switch SW-1.
4. Remove two each, screws
Ge) , solder tugs so
the chassis.
5. Place new thermal switch SW-1 in-position and-replace hard.
ware removed in Step4,
_
ad
shex nuts G3 , star washers
thermal switch SW-1 from
Refer to Figure 62. 7
1. Remove: trarisformer cover -and transformer wraps: -around
(paragraph 5 4:7 "Step 3). :
ecrrcaeh tae Stet a
S
a 2
ee
@ cor vane dm nt
ince tint igs DEA position and replace hardware ré-
moved in'Step 4.
6. Recorinect four Faston ¢ connectors (19) _) @ to terminals of
bridge OM I.
Ve Replace bottom COVEr w(patigrochvbd: 1, Step 2).
4. Remove,
bad
8. Replace. "transformer 'cover and 'transformer wrap-around
(paragraph 5.4.1, Step 3).
Refer to Figure 6-2.
1: Tessie bation cove <paraieph 6.4.2, Step 2).
2. Remove. transformer. cover. and 'transformer wrap-around
(paragraph 5.4.1, Step 3).
3. Remove ene Faston-cannector @. Bt fromm filer capacitor
(C23 er C24) terminal.
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