Crown ce-1000 Manual Suplementario
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CE Series Service Manual
Rev. D
7.3.2 Schematic Diagrams
Main PWA
For main PWA 127451-4 refer to schematic 127451-4.
For main PWA 127451-4 refer to schematic 127451-4.
7.4 CE-2000, UT-2020, M-240, S3
7.4.1 Main PWA:
102140-5
Main PWA built on 102138-5 PWB. Used only in early
CE-2000. Use 127452-4 as service replacement.
102140-6
Main PWA built on 102138-6 PWB. Replaced 102139-5.
Use 127452-4 as service replacement.
Main PWA built on 102138-5 PWB. Used only in early
CE-2000. Use 127452-4 as service replacement.
102140-6
Main PWA built on 102138-6 PWB. Replaced 102139-5.
Use 127452-4 as service replacement.
102140-8
Main PWA built on 102138-8 PWB. Replaced 102138-
6. First main PWA with sensitivity switch. Use 127452-4
as service replacement.
Main PWA built on 102138-8 PWB. Replaced 102138-
6. First main PWA with sensitivity switch. Use 127452-4
as service replacement.
102140-9
Main PWA built on 102138-9 PWB. Added 0.775V sen-
sitivity. Used only in export models. Use 127452-4 as
service replacement.
Main PWA built on 102138-9 PWB. Added 0.775V sen-
sitivity. Used only in export models. Use 127452-4 as
service replacement.
102140-11
Main PWA built on 102138-9 PWB. Used only in export
models. Includes bootstrap update. Use 127452-4 as
service replacement.
Main PWA built on 102138-9 PWB. Used only in export
models. Includes bootstrap update. Use 127452-4 as
service replacement.
127452-4
Special service replacement PWA. Used as replace-
ment for all PWA. Comes with other assortment of parts
which may need to be replaced in the amplifier depend-
ing on version of original main PWA. (refer to instruction
sheet shipped with PWA).
Special service replacement PWA. Used as replace-
ment for all PWA. Comes with other assortment of parts
which may need to be replaced in the amplifier depend-
ing on version of original main PWA. (refer to instruction
sheet shipped with PWA).
127354-1
Main PWA built on 102138-9 PWB. Added 0.775V sen-
sitivity. Use 127452-4 as service replacement.
Main PWA built on 102138-9 PWB. Added 0.775V sen-
sitivity. Use 127452-4 as service replacement.
127354-2
Main PWA built on 102138-9 PWB. Includes bootstrap
update. Use 127452-4 as service replacement.
Main PWA built on 102138-9 PWB. Includes bootstrap
update. Use 127452-4 as service replacement.
7.4.2 Input Module:
102690
Original input PWA built on 102688 PWB. Included sen-
sitivity switch.
Original input PWA built on 102688 PWB. Included sen-
sitivity switch.
126883
Input PWA built on 127004 PWB. Used with main PWAs
starting with 102139-8. Sensitivity switch was removed,
and moved to the main PWA. Use 127049-1 as service
replacement, which is PWA 126883 with new faceplate.
Input PWA built on 127004 PWB. Used with main PWAs
starting with 102139-8. Sensitivity switch was removed,
and moved to the main PWA. Use 127049-1 as service
replacement, which is PWA 126883 with new faceplate.
7.4.3 Schematic Diagrams
Main PWA
For main PWAs 102140-5 or 102140-6 refer to schematic
102141 F.
For main PWAs 102140-5 or 102140-6 refer to schematic
102141 F.
For main PWA 102140-8 refer to schematic 102142 J.
For main PWA 102140-9 refer to schematic 102142 L.
For main PWA 127354-1 or 127354-2 refer to sche-
matic 102142 M.
matic 102142 M.
Input PWA
For input PWA 102690 refer to schematic 102568.
For input PWA 102690 refer to schematic 102568.
For input PWA 126883 refer to schematic 127014.
Module and Schematic Information 7-2
7.5 CE-2000A
7.5.1 Main/Input PWA:
127452-4
Main/input PWA built on 127450-1 PWB.
Main/input PWA built on 127450-1 PWB.
7.5.2 Schematic Diagrams
Main/Input PWA
For main/input PWA 127452-4 refer to schematic
127452-4.
For main/input PWA 127452-4 refer to schematic
127452-4.