Tandy 1000 Technical Reference Manual

Tandy 1000
Technical Reference Manual
When the SKA is used, key in "C6" for this check and key in "F" for
stop.
If the steel belt does meander or undulate, readjust the belt to run
straightly by the screw in item (12). After the adjustment, tighten
the screw carefully with the specified torque.
(29) Check for the head touch according to item 4-4-6.
(30) Check and adjust the asymmetry according to item 4-4-7. (Adjustment
is applied only for the FDD with the variable resistor, R5 on the
PCBA MFD control) .
(31) Adjust the track alignment according to item 4-4-10.
(32) Adjust the track 00 sensor position according to item 4-4-11.
(33) Adjust the track 00 stopper position according to item 4-4-12.
(34) Check and adjust the index burst timing according to ~tem 4-4-13.
(35) Check for the read level according to item 4-4-8.
(36) Check for the resolution according to item 4-4-9.
(37) Attach the shield cover in the reverse order of item (5).
(38) Remove the fixing screw of the front lever to remove the lever.
(39) Attach the front bezel ASs'y and the front lever Ass'y in the reverse
order of items (1) through (3).
(40) Adjust the front lever position according to item 4-4-2.
(41) It is recommended to connect the FDD to the system for overall test.
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Tandy 1000 Specifications

General

Processor	Intel 8088
Processor Speed	4.77 MHz
RAM	128 KB (expandable to 640 KB)
Operating System	MS-DOS 2.11
Manufacturer	Tandy Corporation
Release Year	1984
Storage	Single or double 5.25" floppy disk drive (360 KB), optional hard drive
Sound	Tandy 3-voice sound
Ports	Parallel, Serial
Graphics	CGA (Color Graphics Adapter)
Graphics Modes	320x200, 640x200