ENGINEERING CHANGE NOTICE

ECN Number:__________8________________________

Product:_________DJ/DMA_______________________

Part Number(s):_____125-0004-00_______________

Current Board Revision Number:______3c________

New Board Revision Number:__________4_________


Purposĺ  oć Change:__1) Remove artwork errors and incorporate ECN

changes into artwork. 2) Add pots for loop  and VCO adjustments.

3) Add high current drivers for WRITE GATE and WRITE DATA lines.

Modifications (attach additional sheets if needed): ____________

___________________(SEE ATTATCHED SCHEMATICS)___________________

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________________________________________________________________

________________________________________________________________

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APPROVED:      Engineering:______________________Date__/__/__

               Production:_______________________Date__/__/__

               Quality Assurance_________________Date__/__/__

               Customer Service__________________Date__/__/__

               Purchasing________________________Date__/__/__

               Marketing_________________________Date__/__/__

EFFECTIVITY:   [ ]  Immediate - notify current production

               [ ]  Notify users and update stock

               [X]  Phase in as stock is depleted


Submitted by:___BOB_GROPPO____________________________on 5/18/84
 
Page_1_of_                                 Schematics?__Yes___


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Form ECN Rev-2 9/83