Toshiba D-VR4SU Service Manual page 84
Hi-fi vcr & dvd video recorder
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Also See for D-VR4SU:
- Owner's manual (88 pages) ,
- Service manual (9 pages) ,
- Owner's manual (92 pages)
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TROUBLESHOOTING GUIDE
AUTO TRACKING
DOES NOT OPERATE
Does the CTL pulse
signal (about 2.5Vp-p)
In auto tracking, is the
NO
NO
Check CONTROL HEAD.
appear at pin 7 of IC3001?.
voltage at pin 24 of IC3001
2.5Vp-p
more than DC 0.2V ?
YES
YES
Change IC3001.
E-10
D-VR4SU/D-VR4SC
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