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C.2.1.1 DRIVE STATUS
The two-digit drive status display lists the operational state of the disk drive along with
an encoded error report. Table C-3 lists the drive state displays and the corresponding
state of operation.
Table C-3 Disk Drive Operational States
LCD DISPLAY
OPERATIONAL STATE
I
Power On/Initialization Sequence
2
Stop State
3
Start Delay
4
Motor Start (90% RPM attained)
5
Motor Speed Increase (97% RPM attained)
6
Full Motor Speed
7
Phase-Locked Oscillator
8
Recalibrate Out
9
Recalibrate In
A
Ready (On Cylinder)
B
Heads Out
C
Interface Check
D
Heads In
E
Not Used by D2246
F
Fault (Ready)
Table C-4 lists all drive status reports used with the D2246, along with suggested
troubleshooting procedures.
Table C-4 Drive Status Reports
DISPLAY
DRI~~
LJnn'-'n
~lAlt
CODE
ERROR CONDITION
SUGGESTED PROCEDURES
I
1
Voltage Fault
Check source voltage.
1
2
Read-only-memory (ROM)
Replace G9QST PCB.
fault
1
4
Fault latch
Replace G9QST PCB.
2
1
Voltage fault
Check source voltage.
3
1
Voltage fault
Check source voltage.
4
I
Voltage fault
Check source voltage.
4
3
Insufficient motor speed
Check motor rotation. Replace
G9QSQ PCB.
C-7
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