DHC-MD777, HMC-MD777 - Sony Audio Service Manual (repair manual). Page 4

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CD  SECTION
OPERATING  THE  DISPLAYED  HISTORIES
1. Press the
[PLAY MODE]
and
[REPEAT]
button simulta-
neously, and the count of mechanical error and “NO DISC”
that optical system judged are displyed.
(*1)  Mechanical error code
Emc= 
Count of mechanical error
Count of “NO DISC”
**
Edc= 
**
2. Under this condition press the buttons in Table 1, and the re-
spective operations are executed as listed below.
Table 1.
Button
Function
CD 1
Mechanical error cord from latest one to last ten are dis-
played each time this button is pressed.  (*1)
CD 2
The reasons of “NO  DISC” from latest one to last ten are
displayed each time this button is pressed.  (*2)
§ (CD1)
Reset the count of mechanical error.
§ (CD2)
Reset the count of  “NO  DISC”.
E
**
M
**   **   **   **   **      
(a)
(b)
(c)
(d)
(e)
(f)
E
**
D
**   **   **
(a)
(b)
(c)
(d)
(*2)  NO  DISC error code
(a)
The number of Mechanical error.
Latest one “00” to last ten “09”
(Turn the
± dial and change the error No.)
(b)
“FF”
: Mechanical error, when mechanical initialize to
completion.
(c)
“1
*
: Mechanical error in the midst of sub tray loading
“2
*
 from the stocker.
(d)
**
” : Don’t care. (not used in servicing)
(e)
“2
*
: Mechanical error in the midst of the stocker up/
down.
(f)
“2
*
: Mechanical error of the clamper or in the midst of
changing the mode.
(a)
The number of NO DISC error.
Latest one “00” to last ten “09”
(Turn the
± dial and change the error No.)
(b)
“01”: Focus error
“02”: GFS error
“03”: Set up error
(c)
“00”: NO DISC error (Did not chucking retry)
“02”: NO DISC error (Chucking retry to completion)
(d)
The status, when judged NO  DISC error.
“1
*
” : Stop
“2
*
” : Set up
“3
*
” : TOC read
“4
*
” : Access
“5
*
” : Play
“6
*
” : Pause
“7
*
” : Manual search (Play)
“8
*
” : Manual search (Pause)
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