Sony DVS-7200A Maintenance Manual page 82

3-3. Troubleshooting (BKDS-7015)
3-3-3. Starting of the Self Diagnostics Mode
(9) The terminal display is changed to the "H/W Tester on CPU-246" menu and the self diagnostics
mode starts.
<<<< H/W Tester on CPU-246 >>>>
1. MEMORY
2. PIO
3. FDC
4. TIMER & INT
5. EL PANEL
6. AND
7. COMMUNICATION
8. BUZZER
9. SUB CPU
10. MISC
Q. Quit
H/W Test = >
(10)Selecting the menu and executing the test
Select a menu item from the "H/W Tester on CPU-246" menu display. Input the menu item number
and press [RETURN].
(example)
H/W Test = > 1
(11)Ending the "H/W Tester on CPU-246" menu
Input "Q" on the "H/W Tester on CPU-246" menu and press [RETURN].
H/W Test = > Q
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DVS-7200AE MMP1