Keyboard Layout - Sharp MZ-3500 Service Manual

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M Z3500
'-2. MZ-1KOl (Keyboard) specification
MZ1K02 U.S. keyboard (ASCII)
MZ 1 K03: U.K. keyboard (ISO).
Outline
MZ1K04
German keyboard
MZ1K05: French keyboard
Keyboard controller
8OC49 or 8749
LSI,IC
CMOS1C
4049 x 2,4514
Sculpture key
Mechanical contact key, with life of 10,000,000 operations.
Keys (98)
Alphanumeric keys
61
Ten key
1
15
J
Function keys
J
6
J
Definable keys
I
10
Mode switch
1
Interfacing cables
For data transfer with the CPU (serial) and power supply !transmission under 15,000 baud)
Specification
Use of coiled cable with 8-pin DIN plug
Repeat function
Automatic repeat occurs 0.64 seconds after
1
2
1
Two-key rollover
Other
continuous depression of the same key_
Indicators (4 LED's)
POWER, Alphanumeric keys
Molded
I
Color
Office gray
Cabinet
Size (W x H x LI
467 x 35 x 190
1
Weight
1
About 1_5kg (3_3 Ib)
Keyboard layout
Refer to the page 7IN "CIRCUIT DIAGRAM"
1-3. MZ-1U02
Expansion unit for the MZ-3500 series CPU, which can be attached to the rear side of the main unit_
/
Outline
Optional boards are plugged in to the expansion box.
The expansion box will accomodate up to four option boards.
Number of slots: 4 slots
Slot connector. 60-pin edge connector x 4
Specifications
Area of the slot inserting option board: 140_5 x 140
Slot for option and slot number
Slot 1
Slot 2
Slot 3
Slot 4
MZ-1R06
0
0
(expansion RAM)
SFD IIF
0
0
Expansion RS232C
0
0
0
0
GPIO
0
0
0
0
GPIB
0
0
0
0
(I EEE I/F)
-2-

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