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Technical data of the MZ-700-series 
Central unit
Technical data of the central unit
CPU SHARP LH0080A ( Z80A )
Clocking rate 3.5 MHz
Storage ROM  4 Kbytes monitor ROM
 4 Kbytes character ROM
RAM 64 Kbytes for programs / data
 4 Kbytes video RAM
Video output PAL system
RGB output
black / white BAS signal ( mixed video signal )
HF color output ( UHF channel 36
± 3 channels; 567 MHz - 591 MHz )
Screen size 25 lines, 40 characters per line
8 x 8 dots per character
Colors 8 colors per character
8 background colors
Sound 1 generator of the 8253; 500 mW output
Clock 2 generators of the 8253, 12 / 24 hours, unbuffered
Keyboard 69 keys, 5 / 10 programmable function keys, 6 / 8 cursor control keys. ( 2nd values relevant if the SHIFT key is used )
Edit functions screen editor, cursor up / down / left / right, home, clear, insert, delete
Temperatures operating temperature 0 to 35 degrees Centigrade
storing temperature -20 to 60 degrees Centigrade
Humidity of the atmosphere operating: <= 85 %
storing: <= 85 %
Dimensions MZ-731: width 440 mm, height 102 mm, depth 305 mm
MZ-721: width 440 mm, height 86 mm, depth 305 mm
MZ-711: width 440 mm, height 86 mm, depth 305 mm
Weight MZ-731: 4.6 kg
MZ-721: 4.0 kg
MZ-711: 3.6 kg
Accessories Operating manual, labels, power cable, TV-cable, program cassette: side 1 BASIC interpreter, side 2 program examples.
CPU-mainboard
Technical data of the CPU-mainboard
CPU LH0080A ( Z80A )
PPI 8255
PIT 8253
Storage / video controller ( CRTC ) M60719
ROM Monitor 4 Kbytes
Character generator 2 Kbytes
RAM 64 Kbytes dynamic RAM ( 8 chips )
 2 Kbytes static  RAM ( 2 chips )
I/O bus 1 expansion bus
2 printers ( not simultaneously usable, either internal or external )
2 data recorder ( either internal or external )
2 joysticks
1 ROM port at location $E800 ( 2 Kbytes )
1 Floppy port at location $F000 ( 2 Kbytes )
Color plotter MZ-1P01
Technical data of the color plotter MZ-1P01
Plot / print system 4 selectable colours ( ballpoint pens )
Colours 1=black, 2=blue, 3=green, 4=red
Speed average 10 characters per second at 80 characters / line
Columns 80, 40, or 26 characters per line software controlled
Character supply 115 characters, including ASCII characters
Decomposition 0.2 mm
Accessories 1 roll of paper ( web ), 1 set of ballpoint pens SHARP EA-850C ( one at a time of black, blue, green, and red ), paper holders left / right, 1 paper shaft unit, 1 paper guide. ( Note, SHARP EA-850B is a set of 4 black ballpoint pens not included with the MZ-700 accessories )
Data recorder MZ-1T01
Technical data of the data recorder MZ-1T01
System Standard IEC compact cassette ( mechanism )
Recording / rendering format 2 tracks, 1 channel monoral
Rated tape speed 4.75 cm per second, ± 3.5 %
Servicing mechanical keys
Data format SHARP PWM ( pulse width modulation )
Transfer rate 1200 bits per second
Tape type used normal ( Fe ), <= 60 minutes ( C30 - C90 )
Rated power 5V ± 0.25V
Rated current Wait
2mA
Record 210mA ( TEAC TEST TAPE )
Playback 150mA ( TEAC TEST TAPE )
Semiconductors used Transistor x 5
IC x 2
Diode x 4
Motor 5V electronic governor motor
Bias DC
Erasure DC
Standard playback point 1msec ~ 500 sec

Nominal input
level and
input impedance

L: 0.4V, max.
H: 2.0V, min.
Recording terminal 10kOhm min.
Nominal input level L: 0.4V, max.
H: 2.0V, min.
Power supply

The power supply supplies the mainboard, the data recorder, and the colour plotter.

Technical data of the power supply
Input 220 / 240 V AC, 50 / 60 Hz, 20 W
Output 5 V, 3.75A


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last updated September 23, 2002
sharpmz@sharpmz.org