Sharp MZ-80B Service Manual

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MZ-BOB
Specifications. , , , , , , , , , . , , , , , , , , , , . , . _ ....... _ ... , ... - - . . .. 1
System configuration
and nomenclature of MZ-80B. , , , , ..•. , .... , . - . . .. 3
Configuration
of MZ-80B _________________________ . . . . . . . . . . ... 5
Trouble shooting guide. _ ..• _ •. _ .• __ . _ •• : _ •.• ___ • • . . . . . . . . . . • .. 7
CPU board section ••..••..•.••• _ ••••• ~ ••••••• -; •••••.••.••..•. 8
Power supply section ...... '. ' .. .- •• ' ............. , , , , . , , ••••• ' •• 0.' 0' 16
Monitor TV section, . , , ... ', , .. ,o.<:":-;"~". , ~"':', . .-, , ,", ';"~ -~' .:::~:~~~::",,:,"~, ~< . c~· 20
Cassette tape recorder section. , , ~ .•... :;- .. , . , " ........ '-~". , ... , , " -,
Printed wiring board and circuit diagram .•...•. 0" •••••••••••• , •••••
Disassembled view .....•.......•............... , . , .. , , , , , .•.
Packing method ••.. :' •••••....••••..••.••.•. : ••..••••.....•
OPTIONS and OPTIONAL PERIPHERALS
Expansion port MZ-BOEU .............. , ..................... .
Universal I/O card MZ-80102 .................................. .
Expansion graphic RAM
MZ-80GMK ............................ .
Floppy disk I/O card MZ-80Fl. ................................ .
Floppy disk MZ·80F8, Expansion floppy disk MZ·80FBK .............. .
Replacement parts list, .. ' ... , ... , ...... , - . ' , .... , .......... .
Caution in Service
'" Maintain the safety []nd protecting ability of the apparatus
after service,
.. High voltage shall not be rised to excess specified level so as to
prevent This apparatus from the extra X·ray radiation.
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Sharp MZ-80B Specifications

General

Brand	Sharp
Model	MZ-80B
Category	Desktop
Language	English