Philips DVDR725H, Service Manual

Page: 73 / 211

Diagnostic Software
EN 73 HDRW720/0x, DVDR725H/0x 5.
Example DS:> 2107
Please insert the Master DVD <OK>
Executing transfer table 1 of 4
524288 bytes
Dvd Sector 0x50000
Dvd Sector Count 256
Hdd Sector 0x40000
Hdd Sector Count 1024
please wait ..<OK>
Executing transfer table 2 of 4
10485760 bytes (=10 MB)
Dvd Sector 0x70000
Dvd Sector Count 5120
Hdd Sector 0x60000
Hdd Sector Count 20480
please wait ..<OK>
Executing transfer table 3 of 4
524288 bytes
Dvd Sector 0x50000
Dvd Sector Count 256
Hdd Sector 0x40000
Hdd Sector Count 1024
please wait ..<OK>
Executing transfer table 4 of 4
524288 bytes
Dvd Sector 0x50000
Dvd Sector Count 256
Hdd Sector 0x40000
Hdd Sector Count 1024
please wait ..<OK>
210700: Transfer OK
Test OK @
Nucleus Name DS_HDD_RandomReadScan
Nucleus Number 2108
Description Perform a short random read scan of x times 1000 commands.
User Input Number of commands to send (in multiples of 1000), if no input is given 1000
commands will be sent
Technical -Initialise the HDD connection
-Get the user input
-Generate a random sequence of test sectors
-For every sector in the random sequence do
-Read the sector and measure the time to perform this action
-Update a list of statistics about the measurement
-Display statistical information about the test sequence
-If more than 10% above 50 ms and/or more than 1 request in between 100 & 200ms
and/or requests above 200 ms make the result of the test fail.
Execution Time Depending on the user input x times 30 seconds
User Input parameters in the next format:
<nr_cmds><GRAPH>
- Number of commands to send (in multiples of 1000), if no input is given 1000
commands will be sent
- "GRAPH" optional to print out the measured read scan graph