Pioneer XC-Z9 Service Manual page 37

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5. Accumulated power-on time
3 7 63 1515 0
While the unit is on, if you hold the
will be displayed, following the version of each microcomputer.
Microcomputer version
Accumulated power-on time
The accumulated power-on time is counted regardless of the function or operation. (Time is not counted in Standby mode.)
Countable time is up to 255H59M. Time exceeding this will not be counted (the display will not change).
Generally, the accumulated power-on time cannot be cleared. (To clear the time, it is necessary to enter Special Mode
(unavailable), which is used for CA checking on the production line.)
6. DSP Error Display
While the unit is on, each time you press the
the normal display are toggled.
DSP Error Display specifications
The error name consists of 6 characters.
TE
L 13942296513
OLED
Example
ERR.1
ERR.2
NO ERR
DSP Error Display mode
Press the "
Press the "
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This is why the normal ".
.
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S S TOP key on the unit pressed for at least 8 seconds, the accumulated power-on time
From the top: System computer, digital radio, OLED control microcomputer, Font ROM
SOUND " key in Service Test Mode to enter DSP Error Display mode.
SOUND " key again to return to normal Service Test Mode.
SOUND " function is disabled while in Service Test Mode.
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After about 3 seconds
SOUND key on the remote control unit, the DSP error indication and
Q Q
3 6 7 1 3
Cannot receive data from the DSP
Communication error between the source and
the DSP
No value for HREQ
A DSP error is suspected
There is no problem
.
XC-Z9
6
7
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
A DSP error is suspected
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7
8
9 9
A
B
C
2 8 9 9
D
E
F
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