Panasonic SA-BX500PP, Service Manual

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Fig 6.2
3. When the [SPEAKER A] button is pressed, the current program filing number [M45_XXXX] appears. The XXXX digit indicates
the ROM checksum used for ROM collection, and if the unit is not loaded with ROM, “NO” appears.
To Confirm the HDMI µP software version: When [SPEAKER B] button is pressed, [H21_XXXX] is displayed.
To confirm the DSP firmware version: When ‘SURROUND’ button is pressed, like ‘D1.02/2.20’ is displayed for 3 seconds.
6.6. Returning to Normal Display
Press the [POWER] button on the unit to exit the function. The power is turned off
6.7. Activating Self Diagnosis Function (Doctor Mode)
This mode can be used during servicing.
1. Plug the AC adapter to the power source. Press and Hold down the [SETUP] button and the [SPEAKER A] button, and then
press the [POWER] button at the same time.
2. Initialize all the setting and set the frequency “93.4MHz” to Tuner.
The message, “_DOCTOR_” appears on the display for three seconds, and then it will display the following. Refer to Fig. 6.3.
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SA-BX500PP