Sony DAV-C770 / HCD-C770 / HCD-C990 Service Manual ▷ View online
5
HCD-C770/C990
SECTION 1
SERVICING NOTES
NOTES ON HANDLING THE OPTICAL PICK-UP
BLOCK OR BASE UNIT
BLOCK OR BASE UNIT
The laser diode in the optical pick-up block may suffer electro-
static break-down because of the potential difference generated
by the charged electrostatic load, etc. on clothing and the human
body.
During repair, pay attention to electrostatic break-down and also
use the procedure in the printed matter which is included in the
repair parts.
The flexible board is easily damaged and should be handled with
care.
static break-down because of the potential difference generated
by the charged electrostatic load, etc. on clothing and the human
body.
During repair, pay attention to electrostatic break-down and also
use the procedure in the printed matter which is included in the
repair parts.
The flexible board is easily damaged and should be handled with
care.
NOTES ON LASER DIODE EMISSION CHECK
The laser beam on this model is concentrated so as to be focused
on the disc reflective surface by the objective lens in the optical
pick-up block. Therefore, when checking the laser diode emis-
sion, observe from more than 30 cm away from the objective lens.
on the disc reflective surface by the objective lens in the optical
pick-up block. Therefore, when checking the laser diode emis-
sion, observe from more than 30 cm away from the objective lens.
extension cable
(RF board-DVD board)
(Part No. J-2501-217-A)
(RF board-DVD board)
(Part No. J-2501-217-A)
extension cable
(DVD board-AMP board)
(Part No. J-8000-024-A)
(DVD board-AMP board)
(Part No. J-8000-024-A)
extension cable
(DVD board-AMP board)
(Part No. J-2501-198-A)
(DVD board-AMP board)
(Part No. J-2501-198-A)
extension cable
(relay board-DVD board)
(Part No. J-2501-143-A)
(relay board-DVD board)
(Part No. J-2501-143-A)
RELEASING THE DISC SLOT LOCK
The disc slot lock function for the antitheft of an demonstration
disc in the store is equipped.
disc in the store is equipped.
Releasing Procedure:
1. Press two buttons of
1. Press two buttons of
[DISC 1]
and
x
simultaneously for five
seconds.
2. The message “UNLOCKED” is displayed and the slot is un-
locked.
Note:
When “LOCKED” is displayed, the slot lock is not released by
turning power on/off with the
turning power on/off with the
[POWER]
button.
CHECKING OF OPERATIONS WITH REMOTE
COMMANDERS OF DIFFERENT MODELS
COMMANDERS OF DIFFERENT MODELS
Some of the signal of remote commander vary between generation
of player.
Between DAV-S400/S500/S800/C450/C700/C900 and DAV-S550/
S880/C770/C900, remote commander signal codes of
“FUNCTION”, “BAND”, “ST/MONO” and “MEMORY” are
different.
Take notice of the above when you check the operation with remote
commanders of different models.
of player.
Between DAV-S400/S500/S800/C450/C700/C900 and DAV-S550/
S880/C770/C900, remote commander signal codes of
“FUNCTION”, “BAND”, “ST/MONO” and “MEMORY” are
different.
Take notice of the above when you check the operation with remote
commanders of different models.
Ver 1.6
NOTE OF REPLACING THE DVD BOARD
When replacing the DVD board, since the adjustment value is not
set up correctly, “Drive Auto Adjustment” can’t be performed.
In this case, initialize Memory in the following procedures.
set up correctly, “Drive Auto Adjustment” can’t be performed.
In this case, initialize Memory in the following procedures.
Procedure:
1. Set the test mode. (See page 25)
2. Press the
1. Set the test mode. (See page 25)
2. Press the
[2]
key of the remote commander, and set the “DRIVE
MANUAL OPERATION”. (See page 26)
3. Press the
[6]
key of the remote commander, and set the “2-6,
Memory Check”. (See page 28)
4. Press the
[CLEAR]
key of the remote commander, and initial-
ize Memory.
JIG ON REPAIRING
When repairing this set, etc., connect the extension cable as the
figure shown below.
figure shown below.
6
HCD-C770/C990
1 SPEAKER jacks
2 AM antenna
3 VIDEO 1 jacks
4 VIDEO 2 jacks
5 COMPONENT VIDEO OUT/SCAN
2 AM antenna
3 VIDEO 1 jacks
4 VIDEO 2 jacks
5 COMPONENT VIDEO OUT/SCAN
SELECT switch
6 MONITOR OUT (VIDEO/S VIDEO)
jacks
7 VIDEO 2 (OPTICAL DIGITAL IN)
jack
8 COMPONENT VIDEO OUT jacks
9 FM 75Ω COAXIAL antenna jack
9 FM 75Ω COAXIAL antenna jack
Rear Panel
WOOFER 3
Ω
IMPEDANCE
USE
EXCEPT
WOOFER 3
WOOFER 3
Ω
VIDEO 1
COMPONENT VIDEO OUT
VIDEO 2
VIDEO 2
MONITOR
OUT
FRONT
R
FRONT
L
R E A R
R
R E A R
L
CENTER
WOOFER
COAXIAL
AUDIO OUT
AUDIO IN
L
R
L
R
L
R
VIDEO OUT
VIDEO IN
VIDEO IN
AUDIO IN
Y
P
B
/C
B
P
R
/C
R
AM
FM
75
Ω
O P T I C A L
D I G I T A L
I N
S VIDEO
VIDEO
DVD
ONLY
ONLY
SPEAKER
INTERLACE
SELECTABLE
SCAN SELECT
COMPONENT
VIDEO OUT
SECTION 2
GENERAL
This section is extracted from
instruction manual.
instruction manual.
LOCATION OF CONTROLS
Front Panel
1 POWER switch
2 STANDBY indicator
3 DISC 1 (play) /A (Eject)/indicator –
2 STANDBY indicator
3 DISC 1 (play) /A (Eject)/indicator –
DISC 5 (play) /A (Eject)/indicator
4
H (play)
5
X (pause)
6
x (stop)
7
./> PREV/NEXT, PRESET –/+
FUNCTION
BAND
DISPLAY
SOUND FIELD
PHONES
STANDBY
8 PHONES jack
9 VOLUME control
0 SOUND FIELD –/+
qa DISPLAY
qs BAND
qd FUNCTION
qf Disc slot
qg Front panel display
qh
0 SOUND FIELD –/+
qa DISPLAY
qs BAND
qd FUNCTION
qf Disc slot
qg Front panel display
qh
(remote sensor)
7
HCD-C770/C990
ALL 1 DISC S
TRACK
INDEX
M
S
SHUFFLE
PROG PBC
REPEAT 1
DIGITAL
SACD
PCM
DIGITAL
PCM
PRO
ALL 1 DISC S
LOGIC
TITLE
CHAPTER
H
M
S
REPEAT 1
ANGLE
When playing back a Super Audio CD, CD, VIDEO CD, or MP3
When listening to the radio
FM AM
TUNED
MONO ST
MHz
Current band
Preset number
Monaural/Stereo effect
Current station
Playing status
Current track number
Current play mode
Lights up during
PBC playback
(VIDEO CD only)
PBC playback
(VIDEO CD only)
Playing time
Current index number
(The index indicator does not appear during Super
Audio CD or MP3 playback.)
(The index indicator does not appear during Super
Audio CD or MP3 playback.)
Playing status
Current title number
Playing time
Current sound
Current repeat
mode
mode
Current chapter number
Current surround format
Front Panel Display
When playing back a DVD
Play mode
Play mode
Current sound
Lights up when you can
change the angle
change the angle
8
HCD-C770/C990
Remote
1
2
3
4
5
6
7
>10
10/0
8
9
1 TV [/1 (on/standby)
2
2
Z (EJECT)
3 NAME
4 STEREO/MONO
5 MEMORY
6 CLEAR
4 STEREO/MONO
5 MEMORY
6 CLEAR
7 PLAY MODE
8 AUDIO
9 ANGLE
q; SUBTITLE
qa VOL +/–
qs
8 AUDIO
9 ANGLE
q; SUBTITLE
qa VOL +/–
qs
./> PREV/NEXT, TV CH –/+,
PRESET –/+
PRESET –/+
qd
H PLAY/SELECT
qf DVD TOP MENU
qg DVD DISPLAY
qh C/X/x/c/ENTER
qj DVD SETUP
qk
qg DVD DISPLAY
qh C/X/x/c/ENTER
qj DVD SETUP
qk
1 (standby)
ql DISC SKIP
w; TV/VIDEO
wa REPEAT
ws MUTING
wd TIME
wf FUNCTION
w; TV/VIDEO
wa REPEAT
ws MUTING
wd TIME
wf FUNCTION
wg BAND
wh Number buttons
wj SOUND FIELD
wk DISPLAY
wl ENTER
e; COMMAND MODE DVD TV switch
wh Number buttons
wj SOUND FIELD
wk DISPLAY
wl ENTER
e; COMMAND MODE DVD TV switch
ea
m/M/
/
SLOW, TUNING –/+
es
x STOP
ed
X PAUSE
ef DVD MENU
eg
eg
O RETURN
eh AMP MENU
Note
This remote control glows in the dark. However,
before glowing, the remote must be exposed to light
for awhile.
before glowing, the remote must be exposed to light
for awhile.
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