Tandy 1000 Technical Reference Manual

Tandy 1000 Technical Reference Manual
4-5-2. Replacement of Stepping Motor ASS'y and Steel Belt
(A) Tools
(1) Cross point screwdriver,
M3
(2)
Cross point screwdriver, M2.6
(3)
Hexagon wrench key, 1.Smm
(4) Box
screwdriver for hexagon nut
(5) A pair of tweezers
(6) Alcohol and gauze
(7) Locking paint
(8) SKA or user's system
(B) Replacement procedure
(1) Remove the shield cover (Fig.50S. No.44) by removing the two fixing
screws (Fig.50S, Sl).
(2) Lift the peBA MFD control (Fig. 505, No.35) by removing the three fixing
screws (Fig.50S, No.37 and Sl).
(3) Disconnect all the connectors mounted on the PCBA MFD control and remove
the PCBA.
(4) Holding the top of the band fixing plate B (Fig.50S, No.17) and the
head carriage ASs'y with your fingers to release the hook of the steel
belt (Fig.505, No.19) and the band fixing plate B.
(5)
Pullout the band fixing plate B and the band spring (Fig.SOS, No.18)
at the same time from the head carriage Ass'y.
(6) Separate the steel belt from the hook of the band fixing plate A
(Fig. 505, No.16) to remove the band fixing plate A from the head
carriage Ass'y.
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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