505 L4-1971cc XN (1983)
Technical Service Bulletin # 316881101
Date: 881101
Radio - Handling of Complaint Summary
BULLETIN NO. 316
DATE:
November, 1988
SUBJECT:
HANDLING OF RADIO COMPLAINTS
THIS BULLETIN SUPERCEDES THE FOLLOWING CLASS 15 SERVICE BULLETINS NOS. 187 - 7/86, 191 - 8/86, & 270 - 2/88
To assist you to quickly handle radio complaints and avoid radio warranty claim rejections, this new bulletin has been developed, combining elements
from other Bulletins.
PAGE:
BULLETIN CONTENTS:
2
Intermittent Problems
2
Anti-Theft Radio Encoding Problems
3
Tape Section Problems
4
Poor Radio Reception
5
Distorted Sound Problems
6
No Sound (Radio or Tape)
7
No Sound (Radio Only)
8
Radio Tuner Problem Diagnosis & General Information
9
Other Radio Related Bulletins List
Intermittent, Anti-Theft Radio Encoding & Tape Section Problems
INTERMITTENT PROBLEMS:
If an intermittent problem is encountered that is not specifically covered in this bulletin, try to verify the condition if possible. If the condition cannot be
verified, replace the radio and state the nature of the intermittent problem on the claim. SPECIFY INTERMITTENT! Otherwise, if a problem cannot be
verified by Warranty Parts Testing, the claim will be denied.
ANTI-THEFT RADIO ENCODING PROBLEMS:
Alpine unit - volume and tone
Clarion unit, - volume and tone
controls are separate
controls are together
PROBLEM:
Unit illuminates but will not accept code
ALPINE:
Microprocessor may be "locked up." Carefully read radio owners handbook regarding "anti-theft code entry." With key on "ACC,"
turn radio "ON" and leave "ON" for at least one hour if necessary, then re-enter code. Follow procedure exactly.
CLARION:
Clarion's system is not the same as Alpine's. Carefully read owners handbook regarding "anti-theft code entry." Note that to clear a
full 4-digit code you must press and hold "BAND" button in for at least 5 seconds until display goes blank.
TAPE SECTION PROBLEMS:
PROBLEM
DIAGNOSIS/REPAIR/CUSTOMER INFORMATION (for
problems that occur in tape mode only)
1.
Tape speed fluctuates 1-6. Insert known quality dealership
2.
Tape reverses prematurely test tape: