Teac CT-M685 User manual
TECHNICAL BULLETIN 26-May-
2000
Page 1of 1
MODEL: CT-M685
PROBLEM:
No color via RF or AV inputs
File: CTM685 color tb.doc
This problem affects both RF and for AV inputs either for PAL or NTSC formats.
Instructions
Replace the capacitor C363.
Replacement Information
Position C363
Value 10 nF (0.01 uF)
Voltage 50V
Type Ceramic
Tolerance +80% -20%
Connected to Pin 14 of IC037, TDA4650
Part number 12310337090
Regards,
Alcides Berta
TEAC Australia Pty Ltd.
TECHNICAL BULLETIN 3-Aug-2000
Page 1of 1
MODEL: CT-M685
PROBLEM: Picture problems
File: CTM685 neg-blank-lines tb.doc
A faulty ceramic capacitor produces any of these effects on the picture:
•Negative picture
•Blank picture
•Horizontal lines
Instructions
Replace the capacitor C330.
Replacement Information
Position C330
Value 10 nF (0.01 uF)
Voltage 50V
Type Ceramic
Tolerance +80% -20%
Connected to Pin 5 of IC303, TA8628
Part number 12310337090
Regards,
Alcides Berta
TEAC Australia Pty Ltd.
Acknowledgments
Paul Everding supplied the primary information presented here based on technical observations by
John Srnka and Tony Wynne.
TECHNICAL BULLETIN 3-Aug-2000
Page 1of 1
MODEL: CT-M685
PROBLEM: Picture problems
File: CTM685 neg-blank-lines tb.doc
A faulty ceramic capacitor produces any of these effects on the picture:
•Negative picture
•Blank picture
•Horizontal lines
Instructions
Replace the capacitor C330.
Replacement Information
Position C330
Value 10 nF (0.01 uF)
Voltage 50V
Type Ceramic
Tolerance +80% -20%
Connected to Pin 5 of IC303, TA8628
Part number 12310337090
Regards,
Alcides Berta
TEAC Australia Pty Ltd.
Acknowledgments
Paul Everding supplied the primary information presented here based on technical observations by
John Srnka and Tony Wynne.
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