TROUBLESHOOTING GUIDE
E-15
YES
NO
NO
PLAYBACK PICTURE IS NOISY
(EVEN AFTER CLEANING HEADS)
Is FM signal at pin 79 of
IC101 270 mVp-p ?
Check CYLINDER.
Change J8005.
Is FM signal at pin 8 of IC3001
more than 1V?
Is VIDEO output at pin 19 of
IC4501 2Vp-p, and are
there any noises?
YES
YES
Perform the interchange
able adjustment of DECK.
NO
Check IC101 and IC4501.
Summary of Contents for SD-22VB
Page 111: ......