Tandy PC-6 User Manual

TROUBLESHOOTING GUIDE
Symptom
Cause Solution
No display at all. Weak batteris Replace the batteries.
Poor battery
contact Clean the battery and contact spring.
Lift the battery spring.
Peeled heat seal
Replace the heat seal.
Broken heat seal
Replace
the heat seal.
LCD (CA51-TS)
Replace the
LCD.
LSI (HD61747B)
Replace
the LSI.
A certain segment(s)
Peeled heat seal
Replace the heat seal.
cannot be displayed.
Broken heat seal Replace
the heat seal.
LCD (CA51-TS)
Replace
the LCD.
LSI (HD61747B)
Replace
the LSI.
Calculation impossible.
LSI (HD61747B)
Replace
the LSI.
A certain
button does not
Poor key contact
Celan the contact pad on the PCB and the
function.
key
contact rubber.
Broken
PC line
Connect the
PC line.
Peeled heat seal
Replace
the heat seal.
LSI (HD61747B)
Replace
the LSI.
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Tandy PC-6 Specifications

General

Brand	Tandy
Model	PC-6
Category	Calculator
Language	English