Sharp VC-MH80 Service Manual page 47

Are idler gear and
Replace idler gear
supply reel disk in
ass' y.
mesh ?
Is pulse outputted Replace reel
from reel sensor.
Check main PWE.
,
4. UNUSUAL SOUND IN EACH MODE
4-i) Unusual sound in cassette
insertion and ejection mode
NO
Check pinch roller drive cam, pinch roller drive
YES
Unusual sound heard with pinch
lever and reverse guide for their actions.
roller lever going up or down 7
Replace damaged one with new one.
Is unusual sound heard during
loading/unloading 1
Atunloading: Lever in mesh with
I
YES
Replace loading motor block.
Replace cassette control ass' y.