Introduction
Page 1-6 Tec h 2
TECH 2 OVERVIEW
The Tech 2 is a hand-held computer designed to aid in the diagnosis and repair of automotive systems with
electronic controls and interfaces.
POWER SUPPLY
The Tech 2 can be powered from:
• The automobile battery power cable
• The cigarette lighter power cable
• The Tech 2 power supply
• The DLC (Data Link Connector) connection in some vehicles
COMMANDS
The Tech 2 prompts you to enter commands via the membrane keypad for:
• Retrieving and viewing diagnostic information.
• Selecting self tests.
• Performing vehicle diagnostics.
DATA STORAGE
The Tech 2 contains electronic components called PCMCIA (Personal Computer Memory Card Industry
Association) cards, which store diagnostic programs. The Tech 2 can be updated as vehicle models change
by reprogramming the PCMCIA card via the RS-232 connector.
HARDWARE
The Tech 2 has been designed as a rugged, shop-ready tool by having:
• A sturdy case
• A sealed keypad
• Heavy-duty cables and connectors
You can expect years of trouble-free service if you take reasonable care of the Tech 2 and follow the
maintenance procedures outlined in this chapter.
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