Key board schematic – EFJohnson SMARTZONE 7780 User Manual

Page 111

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SCHEMATIC DIAGRAMS AND COMPONENT LAYOUTS

8-11

November 1999

Part No. 001-7780-500

D

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L

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120

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DS1

LN1371G-(TR)

DS2

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DS3

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DS4

120

R11

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8

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Microphone

Speaker

F1

F2

F3

10-KEY BOARD SCHEMATIC

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