Sony DHC-MD5 / HCD-MD5 Service Manual ▷ View online
– 13 –
1
Turn fully the lever (SLM)
toward direction
toward direction
A
.
2
Slide the slider (M) assembly
toward direction
toward direction
B
unit it can
be locked with the lever (SLM).
INSTALLATION SLIDER (M) ASS’Y
A
B
– 14 –
4-3. AGING MODE FOR CD AND MD SECTIONS
4-3-1. Setting the Aging Mode
1. Load the mini disc (recordable disc) into the MD slot and three
discs onto the CD tray.
2. Turn OFF the power of the unit, and set the aging mode by press-
ing the following keys together.
DISPLAY +
∏(MD) + GROOVE
4-3-2. Releasing the Aging Mode
1. Press the POWER key.
2. The unit sets into the mode for normal operations.
2. The unit sets into the mode for normal operations.
4-3-3. Operating the Aging Mode
1. When this mode is set, synchro dubbing onto the mini disc is
started, and each time a cycle ends, the cycle number is dis-
played. When the mini disc has recorded 40 songs on its 30
second track, it erases all the songs.
played. When the mini disc has recorded 40 songs on its 30
second track, it erases all the songs.
2. During the aging mode, the VOL display blinks.
SECTION 4
TEST MODE
Table 4-1
Key
Function
Display
DBFB
ON/OFF switching of the DBFB DBFB-1/
function
function
DBFB-0
DISC 1
Equalizer minimum
EQ-MIN
DISC 2
Equalizer flat
EQ-FLT
DISC 3
Equalizer maximum
EQ-MAX
rREC
Volume center
VOL indicator
center position
center position
VOLUME
Volume maximum
VOL indicator
maximum position
maximum position
VOLUME
Volume minimum
VOL indicator
minimum position
minimum position
FUNCTION
VIDEO/GAME function on
VIDEO/GAME
switching
4-2-3. Operating the Check Mode
* When the following keys are pressed in the check mode state (Re-
fer to Table 4-1.), the switching state of the DBFB, VOLUME,
EQUALIZER functions and VIDEO/GAME functions can be
checked.
EQUALIZER functions and VIDEO/GAME functions can be
checked.
Note:
Be sure to connect all wires (including FFC) in the MD
section before applying power or ICs may be damaged.
Be sure to connect all wires (including FFC) in the MD
section before applying power or ICs may be damaged.
4-1. OUTLINE
This unit is provided with the following test modes.
1. Check mode for amplifier section
2. Aging mode for CD and MD sections
3. Fluorescent indicator tube and check mode for keys
4. Tracking balance display mode for CD section
5. Check mode for clock function
6. Test mode for MD section
1. Check mode for amplifier section
2. Aging mode for CD and MD sections
3. Fluorescent indicator tube and check mode for keys
4. Tracking balance display mode for CD section
5. Check mode for clock function
6. Test mode for MD section
4-2. CHECK MODE FOR AMPLIFIER SECTION
4-2-1. Setting the Check Mode
•
Turn ON the power of the unit, and set the check mode by press-
ing the following keys together.
ing the following keys together.
PLAY MODE +
π (CD) + GROOVE
When set, the following will be displayed.
4-2-2. Releasing the Check Mode
1. Press the POWER key.
2. The unit sets into the mode for normal operations.
2. The unit sets into the mode for normal operations.
EQ - FL T
TUNER
DBFB
AE
- 0
VOL
maximum indication
Differs according to the destination.
AEP,UK models : AE
German model : AE4
Saudi Arabia, Hong Kong, Singapore,
Malaysia models : EA3
Tourist model : JE
AEP,UK models : AE
German model : AE4
Saudi Arabia, Hong Kong, Singapore,
Malaysia models : EA3
Tourist model : JE
The function before the check
mode is set is displayed.
(E.g.)
If the function before the check
mode is set is CD, then “CD”
will be displayed.
mode is set is displayed.
(E.g.)
If the function before the check
mode is set is CD, then “CD”
will be displayed.
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3. If errors occur during or after aging, the error messages in the
following table will be displayed.
Table 4-2.
4-4.
FLUORESCENT INDICATOR TUBE AND
CHECK MODE FOR KEYS
CHECK MODE FOR KEYS
4-4-1. Setting the Check Mode
•
Turn OFF the power of the unit, and set the check mode by press-
ing the following keys together.
ing the following keys together.
§ (MD) + π (MD) + GROOVE
When set, the fluorescent indicator tube and all LEDs will light
up.
up.
4-4-2. Releasing the Check Mode
•
Press the POWER key during the check mode for the fluores-
cent indicator tube, or press any key during the check mode for
each key when the display shows “KEY = OK”. The unit sets into
the mode for normal operations.
cent indicator tube, or press any key during the check mode for
each key when the display shows “KEY = OK”. The unit sets into
the mode for normal operations.
4-4-3. Operating the Check Mode
•
Each time the ENTER/YES key is pressed in the check mode for
the fluorescent indicator tube, the display changes in three ways.
The LED lighting pattern can be changed by rotating the MULTI
JOG dial.
the fluorescent indicator tube, the display changes in three ways.
The LED lighting pattern can be changed by rotating the MULTI
JOG dial.
•
Check Mode of Keys
Press the EDIT/NO key to set this mode.
When set, the following will be displayed.
Press the EDIT/NO key to set this mode.
When set, the following will be displayed.
MD Section
CD Section
Note 1:
The display counts up each time a key is pressed.
(It will not count up when a key already pressed once is pressed
again.) The order of pressing the key and the count up are not
related.)
(It will not count up when a key already pressed once is pressed
again.) The order of pressing the key and the count up are not
related.)
When a key is pressed.
When all the keys are pressed,
this will be displayed.
(There are altogether 33 keys.)
When a key is pressed during
this display, this check mode
will end.)
this will be displayed.
(There are altogether 33 keys.)
When a key is pressed during
this display, this check mode
will end.)
C D1
*
99
1m23 s
track number
disc number
Point at which sound
jumps occurred.
jumps occurred.
*
is displayed at the point the
sound jump occurred.
- is displayed normally.
- is displayed normally.
KEY= 0
JOG = 0
K
KEY=
0 JOG = 0
KEY=
1 JOG = 0
KEY=
JOG = 0
O
Error Message
Contents
MD A-Erase
NG Cannot all-erase MD.
MD R-Pause
NG Cannot record-pause MD.
MD D-Input
NG Cannot lock MD digital in.
Cannot playback last MD song.
MD Play
NG (The played back track is not the last
track (access error)).
MD TOC
NG
MD TOC are abnormal.
(The total track is abnormal.)
(The total track is abnormal.)
MD No Disc
NG
Cannot read MD TOC.
(Disc error)
(Disc error)
CD Focus
NG CD focus NG
CD GFS
NG CD GFS (Garde frame sync) NG.
CD TOC
NG 16 seconds after reading CD TOC.
CD SEARCH
NG 16 seconds after CD search.
Not an error message indicating
CD SERVO
OK servo system error. May be displayed
during STOP.
Refer to NOTE 1.
Sound jumps lasting more than 1
second during play back.
second during play back.
– 16 –
When the MUTLI JOG dial and VOLUME control dial are rotated,
the JOG count display will count up or down accordingly.
(E.g.)
the JOG count display will count up or down accordingly.
(E.g.)
This value will be as follows (JOG
count display).
(When the JOG dial is rotated right.)
count display).
(When the JOG dial is rotated right.)
Note: To end this mode, KEY=OK must be displayed.
4-5. TRACKING BALANCE DISPLAY MODE FOR
CD SECTION
4-5-1. Setting and Operating the Tracking Balance Indi-
cation Mode
1. Turn ON the power of the unit, and press the [FUNCTION] key
to set the CD mode.
(This mode cannot be set if the function is not CD.)
(This mode cannot be set if the function is not CD.)
2. Set this mode by pressing the
π(CD) + DISPLAY keys to-
gether.
3. When set, the following will be displayed.
4-6. CHECK MODE FOR CLOCK FUNCTION
4-6-1. Setting and Operating the Check Mode
1. Turn OFF the power of the unit.
2. Set this mode by pressing the
2. Set this mode by pressing the
π (MD) + DISPLAY keys
together.
3. When set, the clock display will be highlighted.
Note: In this mode, the clock display is highlighted only for a short
time. If necessary, press the
π (MD) + DISPLAY keys
together again.
(This mode is automatically released.)
(This mode is automatically released.)
JOG =
0 1 2 99 1
Note: In this mode, the display is lit only for a short time. If neces-
sary, press the
πCD + DISPLAY keys together again.
(This mode is automatically released.)
CD
.
TR BAL 3
. 2
VOL
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