WD3200BEVT-00A23T0 head swap,image very slow

[pkure]

model:WD3200BEVT-00A23T0(bad)
pcb num.:2060-771672
headmap:0 1 2 3


donner: WD5000BEVT-00A23T0(ok)
pcb num.:2060-771672
headmap:0 1 2 3

donner2: WD3200BEVT-00A23T0(0k)
pcb num.:2060-771672
headmap:0 1 2 3

1:headswap

2:run PC3000UDMA

3:uitility detect the model、sn、FW、CAP

4:check all module is OK,but very slow

5:run DE image it (make the headmap very slow,image very slow)

How to solve is THANKS VERY MUCH

[zebong]

try to read the most data that you can.

clone only the data that the client need.