Service Mode - Pioneer N-50 Service Manual

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6. SERVICE MODE

6.1 SERVICE MODE
1. Service Mode
When the device is put in the Service Mode, the dedicated menu starts up.
As long as the menu is open, the Service Mode is in operation.
The items implemented by the menu are as follows:
· Check of Versions for MainCPU / SubCPU / DSP
· Check of Model Information (For which is SubCPU in operation, N-30(N-30-K/-S) or N-50(N-50-K/-S)?)
· Check of Network Information
· Update of USB for MainCPU / SubCPU
· Check of the number of protection circuit detections and clear
· Factory Setting
In the Service Mode, the protection circuit detection operates in the same way as during in the normal operation.
2. How to enter the Service Mode
Enter "ESC(A85F)"  "+10(A81F)" on the service remote controller GGF1381 while the power of the Main Unit is
ON, and the menu for the Service Mode starts up.
∗ If any input from another remote controller is made between "ESC" and "+10", the Service Mode is not entered.
The entry status of the "ESC" key is cleared at the time of Power OFF.
3. How to leave the Service Mode
When the menu is left, the Service Mode exits.
The menu is left by switching of functions, Power OFF or the return key input on the top-end layer of the menu.
4. Menu
The operation of the menu shall be conducted with the cursor keys of the product's remote controller.
Use the Enter key for selection of an item and use the Return key for return of one layer.
The top menu is as shown in the screen below.
[Display Screen]
Service Menu
System Information
MainCPU Update Via USB
SubCPU Update Via USB
Error Information
In addition, menu operation by the Main Unit button is also capable if attached remote controller is not available.
In that case, perform the following actions;
: 
 : 
 : Enter
 : Return
In some menu, it is unable to return to one hierarchy layer before with the [] button. In that case,
please exit from the Service Mode once with function button, etc.
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N-50
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7
Service Menu
Factory Reset
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A
B
C
D
E
F
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