Radio Shack PRO-60 Service Manual page 17

Symptom
Possible Cause/Remedy
...
Searches but does not halt on the correct
frequency.
• Defective IC303, IC304, IC305, Q309, Q310:
Replace.
• Discriminator coil T301, T302 are out of adjustment:
Readjust T301 and/or T302.
• Refer to "Reference Frequency Osc. Alignment" on Page 11.
Does not make peep tone.
• Defective 1C 1 and/or associated circuit:
Replace the defective components.
Does not blink nor make peep tone when
battery voltage has gone down.
' Defective ICS and/or associated circuit:
Replace the defective components.
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