Panasonic JB-3300 Technical Manual page 100

8.3 Status Error
Status Error
Is
DC output
OK?
YES
Is
CLK Signal
OK?
YES
Is
Ready Signal
OK?
YES
(HIGH)
Is
INDEX Signal
OK?
YES
Is
DRIVE SEL
Low?
YES
Is
RDATA Signal
OK?
YES
Are ,
tep,Dir Signal
OK?
YES
Is Write
Gate Signal
OK?
YES
Is
WDATA Signa
OK?
YES
NO
NO
Power Supply
Unit
NO
(LOW)
NO
NO
NO
NO
NO
NO
Clock Generator
(10000 kHz)
Hard Disk Drive
Unit
Drive Interface
Section
Hard Disk Drive
Unit
Drive Interface
Section
Drive Interface
Section
Drive Interface
Section
I - 85
Exchange Hard
Disk Drive