Error Reporting - IBM DBCA-204860 - Travelstar 4.8 GB Hard Drive Specifications

D e s c r i p t i o n
A t t r i b u t e I D N u m b e r ( 0 1 h t o F F h )
A t t r i b u t e T h r e s h o l d ( f o r c o m p a r i s o n w i t h
A t t r i b u t e V a l u e s f r o m 0 0 h t o F F h )
0 0 h " a l w a y s p a s s i n g " t h r e s h o l d v a l u e t o
b e u s e d f o r c o d e t e s t p u r p o s e s
0 1 h m i n i m u m v a l u e f o r n o r m a l o p e r a t i o n
F D h m a x i m u m v a l u e f o r n o r m a l o p e r a t i o n
F E h i n v a l i d f o r t h r e s h o l d v a l u e
F F h " a l w a y s f a i l i n g " t h r e s h o l d v a l u e t o
b e u s e d f o r c o d e t e s t p u r p o s e s
R e s e r v e d ( 0 0 h )
T o t a l B y t e s
Figure 104. Individual Threshold Data Structure
12.30.3.3 Attribute ID Numbers
Attribute ID Numbers supported by the device are the same as Attribute Values Data Structures.
12.30.3.4 Attribute Threshold
These values are preset at the factory and are not meant to be changeable.
12.30.3.5 Data Structure Checksum
The Data Structure Checksum is the 2's compliment of the result of a simple 8-bit addition of the first 511
bytes in the data structure.

12.30.4 Error Reporting

The following table shows the values returned in the Status and Error Registers when specific error condi-
tions are encountered by a device.
158
O E M Specifications of DBCA-2xxxxx 2.5 inch H D D
B y t e s O f f s e t F o r m a t
1 0 0 h b i n a r y
1 0 1 h b i n a r y
1 0 0 2 h b i n a r y
1 2