Zenith XBV323 Series Service Manual page 105

Chassis: d35; d35 deck; dp-7c; dp-7cmd
Hide thumbs Also See for XBV323 Series:
Table of Contents

Advertisement

MECHANISM TROUBLESHOOTING GUIDE
C. AUTO STOP(PLAY/CUE/REV)
In Play/Cue/Rev is the pinch
roller in contact with the capstan
shaft.
YES
Are there T/up and supply reel
pulses.
YES
Check the Syscon, µ-COM.
D. NO CASSETTE LOADING
Insert the cassette.
YES
Does the lever Assembly S/W
work normally.
YES
Is there variation for CST IN S/W
Output?
(In Tape with REC Tab
"L"→"H"→"L")
(In Tape without REC Tab
"L"→"H"→"L"→"H")
YES
Check Syscon Circuit.
Check aligment positions (page 4-
14) Check Pinch spring.
Is the output of DFG, DPG OK?
NO
YES
NO
Check Servo, Syscon.
Replace Reel Sensor.
NO
Check CST Holder Assembly.
NO
Does the CST IN S/W work
normally?
YES
Check Syscon Circuit.
4-24
NO
Replace Drum Motor.
NO
Replace CST IN S/W.

Advertisement

Table of Contents
loading

Table of Contents