OHAUS T71P, Service Manual

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CHAPTER 1
GETTING STARTED
Ohaus Corporation www.ohaus.com 1-2 7000 Series T71 Indicator Service Manual
1.3 TOOLS AND TEST EQUIPMENT REQUIRED
In order to properly service the Indicator, certain special tools and test items are required in
addition to standard electronic tool kits. These items are listed as follows:
1.3.1 Special Tools and Test Equipment List
1. Ohaus Scale Base.
2. Load Cell Simulator optional.
3. Computer with RS232 Interface.
4. RS232 Interface cable.
5. Data Printer for use with RS232 communications.
6. ESD work station or mat.
1.3.2 Standard Tools and Test Equipment List
1. Standard Electronics Tool Kit
2. Digital Voltmeter (DVM), with clip-on probes. Input impedance of at least 10 megohms in
the 1 Volt dc position.
3. Soldering Iron, solder and flux remover.
1.4 Top and Bottom Housing
Figure 1-1. Top and Bottom Housing, and Rear Panel, T71P.
Adjusting
Knobs
Mounting
Bracket
Security screw
4 screws
Battery
Compartment
Power
Receptacle
RS232
Connector
Hole plug
for option
Scale 2 Load Cell Cable Gland
Scale 1 Load Cell
Cable Gland Load Cell Connector for Scale 1