Sony GY-8240UWD Maintenance Manual page 270

5-4. DIAG Mode
9. Buzzer Check (DSP CPU)
Function: Checks the buzzer.
Operation: Enter "24"".
A buzzer is sounded once.
When the check completes, "Finish" will be displayed.
(For details, refer to "5-13-7. List of Self-Diagnosis Results Codes and Countermeasures".)
DSP_DIAG=>24"
<< DSP CPU Buzzer check >>
DSP Buzzer check ***** Finish(Error Code 00000000)
DSP_DIAG=>
10. Telefile Check (DSP CPU)
Function: Checks the telefile (CCM board).
Operation: Enter "25"".
When the check completes normally, "OK" will be displayed. If an error occurs, "ERROR" will be
displayed. (For details, refer to "5-13-7. List of Self-Diagnosis Results Codes and Countermeasures".)
DSP_DIAG=>25"
<< DSP CPU Telefile check >>
DSP Telefile check ***** OK(Error Code 00000000)
DSP_DIAG=>
11. Telefile power on (DSP CPU)
Function: Turns ON the power of the CCM board.
Operation: Enter "26"".
When operations end normally, "OK" will be displayed.
If it ends in an error, "NG" will be displayed.
(For details, refer to "5-13-7. List of Self-Diagnosis Results Codes and Countermeasures".)
DSP_DIAG=>26"
Telefile Power ON ... OK [DSP Retry Cnt: 0000]
DSP_DIAG=>
5-54
Buzzer Check (DSP CPU) Execution Screen
Telefile Check (DSP CPU) Execution Screen
GY-8240UWD
GY-8240FC