550 servicing
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Start:
Calibre [[550]] repair & servicing.
*Stators & center wheel [#x2fd8db6]
The center wheel needs to be removed for cleaning, but ca...
*The reset function [#fc159e9e]
When the crown is pulled out to time setting position, a ...
At this time the reset switch, (normally closed to the ne...
*Circuit [#tdb7c1f7]
#ref(550-IC.jpg,right,around,zoom,0x100);
Fibreglass board, signed "Ricoh 02"
8 pin LSI IC made by AMI
Signed "RQ2" followed by date code?
*Regulation [#ed3cb4c0]
#ref(550-regulation.jpg,right,around,zoom,0x100);
The six capacitor array allows for timing adjustment, sta...
Decreasing capacitance watch gains. Increasing capacitanc...
*Parts [#y376ac27]
-
End:
Calibre [[550]] repair & servicing.
*Stators & center wheel [#x2fd8db6]
The center wheel needs to be removed for cleaning, but ca...
*The reset function [#fc159e9e]
When the crown is pulled out to time setting position, a ...
At this time the reset switch, (normally closed to the ne...
*Circuit [#tdb7c1f7]
#ref(550-IC.jpg,right,around,zoom,0x100);
Fibreglass board, signed "Ricoh 02"
8 pin LSI IC made by AMI
Signed "RQ2" followed by date code?
*Regulation [#ed3cb4c0]
#ref(550-regulation.jpg,right,around,zoom,0x100);
The six capacitor array allows for timing adjustment, sta...
Decreasing capacitance watch gains. Increasing capacitanc...
*Parts [#y376ac27]
-
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