Panasonic JB-3300 Technical Manual page 77

[7.3] Status Error
Status Error
No .
mi V. Power Supply Unit
+5 V +5%
+12 V +£7%
No Power ON Reset
¥:12D-2 Circuit
IT. 5.10 (e)
we No VFO (SED9420C)
CLK.WCLK wm] Circuit
IIT. 5.10 (e)
IIT. 5.10 (e)
OK?
Yes
Is
MOTOR O No
Signal
Low? Y:5F-6
Yes
Is No FD Control Command
*DRIVE SEL1 e-| Register
Low? Y:12E-8
Yes
Is No
*INDEX Signal #—) Replace FDD Unit
OK? Y:1LOE-11
Yes
Figure 9-16 (1/2)