Casio SF-8500 User Manual

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Generally, check the machine with the followning steps for repair.
Main battries 6V?
Key input OK?
No
Save data to P/C if necessary.
Current consumption OK?
Follow repair section 2.
Follow repair section 3.
No
Replace main battries (CR2032 2pcs.)
Display OK?
Load data from P/C if necessary.
Yes
Yes
Yes
Data OK?
END
No
Follow repair section 1.
Main battery switch ON
(Clean and adjust battery contact.)
Reset operation
Yes
Repair section 1 : For no key input problem
Pin 2 of SC371015FU Approx. 4.5 V ?
Poor connection?
Solder line
No
Replace parts.
Yes
1
Pin 26 of µPD65005G-566-3B6 "L"?
Poor connection?
Solder line
No
Replace parts.
Yes
1
Yes
No
Pin 40 of µPD65005G-566-3B6 "L" ?
Poor connection? Solder line
No
Replace parts.
Yes
1
Poor connection? Solder line
No
Replace parts.
Yes
1
Pin 36 of HD62076C02 "L" ?
Poor connection?
Solder line
No
Replace parts.
Yes
1
Pin 54 of HD62076C02 "L" ?
Yes
Yes
Yes
Yes
2
No
Yes
No
START
1
Yes
START
No
12. TROUBLESHOOTING
Key input OK?
CONDITION :
No
No
No
No

Casio SF-8500 Specifications

General

Brand	Casio
Model	SF-8500
Category	eBook Reader
Language	English