Panasonic SA-NS55P, Service Manual

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8 Self diagnosis and special mode setting
This unit is equipped with features of self-diagnostic & special mode setting for checking the functions & reliability.
8.1. Service Mode Summary Table
The service modes can be activated by pressing various button combination on the main unit and remote control unit.Below is the
summary for the various modes for checking:
Player buttons Remote control unit buttons Application Note
[STOP] [4], [7] Entering into Doctor Mode (Refer to the section 8.2. for more information.)
Player buttons Remote control unit buttons Application Note
In Doctor Mode [DIMMER] FL ALL Segment inspection (Refer to the section 8.2. service mode
Table 1 & 2 for more information.)
[7] Volume 50 setting check (Refer to the section 8.2. service mode
Table 1 & 2 for more information.)
[8] Volume 29 setting check (Refer to the section 8.2. service mode
Table 1 & 2 for more information.)
[9] Volume 0 setting check (Refer to the section 8.2. service mode
Table 1 & 2 for more information.)
[ ], [1], [1] CD Reliability Test (Loading) (Refer to the section 8.2. service mode
Table 1 & 2 for more information.)
[ ], [1], [2] CD Reliability Test (Traverse) (Refer to the section 8.2. service mode
Table 1 & 2 for more information.)
[ ], [1], [3] CD Reliability Test (Combination) (Refer to the section 8.2. service mode
Table 1 & 2 for more information.)
[ ], [1], [4] CD Auto Adjustment Display (Refer to the section 8.2. service mode
Table 1 & 2 for more information.)
[SLEEP] Cold Start Setting (Refer to the section 8.2. service mode
Table 1 & 2 for more information.)
8.2. Service Mode Table
Below is the various special modes for checking:-
8.2.1. Service mode Table 1
Item FL Display Key Operation
Mode Name Description Front Key
Self -Diagnostic
Mode To enter into self
diagnostic checking for
main unit. 1. Select [ ] for CD mode (Ensure no
CD inserted).
2. Press and hold [ ]button for 2
seconds follow by [ ].
To exit Doctor Mode, press button on
main unit or remote control.
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SA-NS55P