Sony DAV-HDX275 / DAV-HDX277WC / DAV-HDX279W / DAV-HDX475 / DAVHDX576WF / DAV-HDX675 / HCD-HDX275 / HCD-HDX277WC / HCD-HDX279W / HCD-HDX475 / HCD-HDX576WF / HCD-HDX675 Service Manual ▷ View online
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
25
DIGITAL MEDIA PORT TEST
Procedure:
1. Connect the DMPORT CHECK JIG (Part No.: J-2501-309-A)
Procedure:
1. Connect the DMPORT CHECK JIG (Part No.: J-2501-309-A)
with the terminal DMPORT.
2. Press the [
?
/
1
] button to turn the power on.
3. Confi rm that both LEDs of the DMPORT confi rmation JIG
lights. (Confi rmation the power supply line.)
4. Set the [FUNCTION] button with “DMPORT” on this model.
5. Press
5. Press
the
[
S
], [
l
] buttons and turn the [VOLUME] control
in the direction of (+) simultaneously, the DMPORT test mode
is activated.
is activated.
6. It is confi rmed that “DMPORT OK” is displayed on this set
display. (Confi rmation of communication line)
7. To a pinjack of the DMPORT confi rmation JIG input informa-
tion relevant to audio signal (sine-wave 1.0Vrms) and compos-
ite video signal (white 100% 1.0 Vp-p, color bar, etc.)
ite video signal (white 100% 1.0 Vp-p, color bar, etc.)
8. Confi rm the output of speakers and monitor TV. (Confi rmation
of analog signal)
9. To exit from this mode, press the [
S
], [
l
] buttons and turn
the [VOLUME] control in the direction of (+).
color pattern
generator
DMPORT
check jig
(Part No.:
J-2501-309-A)
J001
AF oscillator
set
TV
monitor
FL/FR
speaker
MAIN board
CN204
SPEAKER board
TB100 (HDX275/HDX277WC/
HDX475/HDX675)
TB101 (HDX279W/HDX576WF)
IO board
J402
1. DVD SERVICE MODE GENERAL DESCRIPTION
This mode let you make diagnosis and adjustment easily by using
the remote commander and the TV screen. The instructions, diag-
nostic results, etc. are given on the on-screen display.
Be sure to execute the IOP measurement when a base unit is re-
placed.
This mode let you make diagnosis and adjustment easily by using
the remote commander and the TV screen. The instructions, diag-
nostic results, etc. are given on the on-screen display.
Be sure to execute the IOP measurement when a base unit is re-
placed.
2. ENTERING DVD SERVICE MODE
Procedure:
1. Press the [
Procedure:
1. Press the [
?
/
1
] button to turn on the system.
2. Press the [FUNCTION] button repeatedly to select the
“DVD”.
3. While pressing the [
s
] and [
A
] buttons simultaneously, turn
[VOLUME] dial in the direction of (+) with the DVD player in
power on.
power on.
4. The message “SERVICE IN” appears on the fl uorescent in-
dicator tube and top menu of the Remocon Diagnosis Menu
appears on the on-screen display on the TV screen as follows.
The model name, IF-con version and Syscon version are dis-
played at the bottom of the on-screen display.
appears on the on-screen display on the TV screen as follows.
The model name, IF-con version and Syscon version are dis-
played at the bottom of the on-screen display.
Remocon Diagnosis Menu
0. External Chip Check
1. Servo Parameter Check
2. Drive Manual Operation
3. Emergency History
4. Version Information
Model Name
:xxxx_xx
IF-con:Ver.xx.xx(xxxx)
Syscon:Ver.x.xxx
5. To execute each function, press its number by using numeric
button on the remote commander.
6. To release from this mode, press the [
?
/
1
] button to turn off the
system.
3. EXECUTING IOP MEASUREMENT
In order to execute IOP measurement, the following standard pro-
cedures must be followed.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select “2
In order to execute IOP measurement, the following standard pro-
cedures must be followed.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select “2
Drive Manual Operation” by pressing the [2] button on the
remote commander. The following screen appears on the on-
screen display
remote commander. The following screen appears on the on-
screen display
Drive Manual Operation
1. Servo Control
2. Track/Layer Jump
3. Manual Adjustment
4. Mecha test mode
5. MIRR time Adjust
0. Return to Top Menu
2. Select “3. Manual Adjustment” by pressing the [3] button on
the remote commander. The following screen appears on the
on-screen display.
on-screen display.
Manual Adjust
1. Track Balance Adjust:
2. Track Gain Adjust:
3. Focus Balance Adjust:
4. Focus Gain Adjust:
5. Eq boost Adjust:
6. Iop:
7. TRV. Level:
8. S curve(FE) Level:
9. RFL(PI) Level:
0. MIRR Time:
[
V][v] Change Value
[RETURN]Return to previous menu
3. Select “6. Iop:” by pressing [6] button on the remote com-
mander.
4. Wait until a hexadecimal number appear in the on-screen dis-
play as below.
Manual Adjust
1. Track Balance Adjust:
2. Track Gain Adjust:
3. Focus Balance Adjust:
4. Focus Gain Adjust:
5. Eq boost Adjust:
6. Iop: ED:
7. TRV. Level:
8. S curve(FE) Level:
9. RFL(PI) Level:
0. MIRR Time:
[
V][v] Change Value
[RETURN]Return to previous menu
5. Convert data from hexadecimal to decimal by using conver-
sion table.
DVD SECTION
Ver. 1.1
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
26
6. If the value is smaller than 93 (decimal), then it is OK. How-
ever if the value is higher than 93, then BU (base unit) is defec-
tive and need to be change.
tive and need to be change.
7. Press the [
O
RETURN] button on the remote commander to
return to previous menu.
8. Press the [0] button on the remote commander to return to the
top menu of Remocon Diagnosis Menu.
9. Press the [
?
/
1
] button to turn off the system.
4. CHECKING EMERGENCY HISTORY
To check the emergency history, please follow the following pro-
cedure.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select “3.
To check the emergency history, please follow the following pro-
cedure.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select “3.
Emergency History” by pressing the [3] button on the remote
commander. The following screen appears on the on-screen
display.
commander. The following screen appears on the on-screen
display.
Emg. History Check
Laser Hours CD 999h 59min
DVD 999h 59min
DVD 999h 59min
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
00 00 00 00 00 00 23 45
02. 02 02 01 01 00 A9 4B 00
00 00 00 00 00 00 23 45
00 00 00 00 00 00 23 45
[Next]Next page [Prev]Prev page
[0]Return to Top Menu
[0]Return to Top Menu
2. You can check the total time when the laser is turned on during
playback of DVD and CD from the above menu. The maxi-
mum time, which can be displayed are 999h 59min.
mum time, which can be displayed are 999h 59min.
3. You can check the error code of latest 10 emergency history
from the above menu. To view the previous or next page of
emergency history, press the [
emergency history, press the [
l
] or [
L
] button on the re-
mote commander. The error code consists of three kinds of er-
ror codes.
ror codes.
A. Error code
Example of Error code
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
00 00 00 00 00 00 23 45
The meaning of error code is as below:
01: Communication error (No reply from syscon)
02: Syscon hung up
03: Power OFF request when syscon hung up
19: Thermal shutdown
24: MoveSledHome error
25: Mechanical move error (5 changer)
26: Mechanical move stack error
30: DC motor adjustment error
31: DPD offset adjustment error
32: TE balance adjustment error
33. TE sensor adjustment error
34. TE loop gain adjustment error
35. FE loop gain adjustment error
36. Bad jitter after adjustment
40. Focus NG
42. Focus layer jump NG
51: Spindle stop error
52. Open kick spindle error
01: Communication error (No reply from syscon)
02: Syscon hung up
03: Power OFF request when syscon hung up
19: Thermal shutdown
24: MoveSledHome error
25: Mechanical move error (5 changer)
26: Mechanical move stack error
30: DC motor adjustment error
31: DPD offset adjustment error
32: TE balance adjustment error
33. TE sensor adjustment error
34. TE loop gain adjustment error
35. FE loop gain adjustment error
36. Bad jitter after adjustment
40. Focus NG
42. Focus layer jump NG
51: Spindle stop error
52. Open kick spindle error
60: Focus on error
61: Seek fail error
62: Read Q data/ID error
70: Lead in data read fail
71: TOC read time out (CD)
80: Can’t buffering
81: Unknown media type
61: Seek fail error
62: Read Q data/ID error
70: Lead in data read fail
71: TOC read time out (CD)
80: Can’t buffering
81: Unknown media type
B. Parameter of error code
This is the detail of error code.
This is the detail of error code.
Example of Error code
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
00 00 00 00 00 00 23 45
C. Time of error code
This is the laser time when an error occurred.
This is the laser time when an error occurred.
Example of Error code
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
00 00 00 00 00 00 23 45
To Clear the Laser Hour
Press the [ DISPLAY] button on the remote commander and then
press the [CLEAR] button on the remote commander. The data for
both CD and DVD data are reset.
Press the [ DISPLAY] button on the remote commander and then
press the [CLEAR] button on the remote commander. The data for
both CD and DVD data are reset.
Emg. History Check
Laser Hours CD 0h 0min
DVD 0h 0min
DVD 0h 0min
01. 01 05 04 04 00 92 46 00
00 00 00 00 00 00 23 45
00 00 00 00 00 00 23 45
02. 02 02 01 01 00 A9 4B 00
00 00 00 00 00 00 23 45
00 00 00 00 00 00 23 45
[Next]Next page [Prev]Prev page
[0]Return to Top Menu
[0]Return to Top Menu
To Clear the Emergency History
Press the [DVD TOP MENU] button on the remote commander
and then press the [CLEAR] button on the remote commander. The
error code for all emergency history would be reset.
Press the [DVD TOP MENU] button on the remote commander
and then press the [CLEAR] button on the remote commander. The
error code for all emergency history would be reset.
Emg. History Check
Laser Hours CD 999h 59min
DVD 999h 59min
DVD 999h 59min
01. 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
02. 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00
[Next]Next page [Prev]Prev page
[0]Return to Top Menu
[0]Return to Top Menu
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
27
27
SECTION 5
ELECTRICAL ADJUSTMENTS
When the base unit is replaced, perform the adjustment and the
measurement as shown below in this order.
measurement as shown below in this order.
EXECUTING IOP MEASUREMENT (See page 25)
FM TUNE LEVEL CHECK
signal
generator
set
Procedure:
1. Turn on the set.
2. Input the following signal from signal generator to FM antenna
1. Turn on the set.
2. Input the following signal from signal generator to FM antenna
input directly.
Carrier frequency: A = 87.5 MHz, B = 98 MHz, C = 108 MHz
Deviation :
Deviation :
75
kHz
Modulation : 1 kHz
ANT input : 35 dBu (EMF)
ANT input : 35 dBu (EMF)
Note: Use 75 ohm coaxial cable to connect signal generator and the set.
You cannot use video cable for checking.
Use signal generator whose output impedance is 75 ohm.
3. Set to FM tuner function and tune A, B and C signals.
4. Confi rm “TUNED” is lit on the display for A, B and C sig-
4. Confi rm “TUNED” is lit on the display for A, B and C sig-
nals.
When the selected station signal is received in good condition,
“TUNED” is displayed.
“TUNED” is displayed.
DVD SECTION
TUNER SECTION
To Execute the Initialize Setup Data
Procedure:
1. Press the [DVD MENU] button on the remote commander and
Procedure:
1. Press the [DVD MENU] button on the remote commander and
then press the [CLEAR] button on the remote commander. The
following screen appears on the on-screen display.
following screen appears on the on-screen display.
Emg. History Check
Laser Hours CD 999h 59min
DVD 999h 59min
DVD 999h 59min
Initialize setup data...
[Next]Next page [Prev]Prev page
[0]Return to Top Menu
[0]Return to Top Menu
2. The screen after a while returns to former display.
To Return to the Top Menu of Remocon Diagnosis Menu
Press the [0] button on the remote commander.
Press the [0] button on the remote commander.
5. CHECKING VERSION INFORMATION
To check the version information, please follow the following pro-
cedure.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select “4.
To check the version information, please follow the following pro-
cedure.
Procedure:
1. From the top menu of Remocon Diagnosis Menu, select “4.
Version Information” by pressing the [4] button on the remote
commander. The following screen appears on the on-screen
display.
commander. The following screen appears on the on-screen
display.
Version information
Firm(Main): Ver. X.XXXX
Firm(Sub): XX.XX
RISC: XXXXXX
8032: XXXXXX
Audio DSP: XX.XX.XX.XX
Servo DSP: XX.XX.XX.XX
Firm(Sub): XX.XX
RISC: XXXXXX
8032: XXXXXX
Audio DSP: XX.XX.XX.XX
Servo DSP: XX.XX.XX.XX
[0]Return to Top Menu
2. To return to the top menu of Remocon Diagnosis Menu, press
the [0] on the remote commander.
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
28
28
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM - RF SERVO/VIDEO Section -
DQ0 – DQ7
HD0 – HD7
A-1, A0 – A20
HA0 – HA21
OPTICAL PICK-UP
BLOCK
RF AMP, SERVO DSP,
MPEG DECODER,
HDMI TRANSMITTER
IC1101
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC1201
AUTOMATIC POWER
CONTROL (FOR CD)
Q1102-1
DVDRFIP
10
DVDA
6
DVDB
7
DVDC
8
DVDD
9
RF
MA
11
MB
12
MC
13
MD
14
VOA/A
VOB/B
VOC/C
VOD/D
VOD/D
TNI
17
VOE/E+G
TPI
18
VOF/F+H
V2O
28
VC
LDO1
22
LD (780)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q1102-2
LDO2
21
LD (650)
FOO
41
CD ON
SWITCH
Q1101-1
DVD ON
SWITCH
Q1101-2
SWITCH
Q1101-2
VR (780)
MSW
LIMITSW
54
52
53
VR (650)
FCS+
MSW
MDI1
19
MDI2
20
PD
LIMIT
Q1103
XROMCS
CE
SD-RAM
IC1104
X1101
27MHz
36
FCS–
37
1
TRO
40
TRK+
35
TRK–
34
4
FMO
37
SL+
29
SL–
30
10
DMO
36
SP+
27
SP–
28
31
32
32
41
46
47
47
13
OP_INP
35
45
BCK
ABCK
226
ALRCK
223
ACLK
225
79, 80,
82 – 86, 89
29, 31, 33, 35,
38, 40, 42, 44
92, 77, 56 – 62, 74 – 67,
91, 63, 64, 75, 87
45, 25 – 18, 8 – 1,
48, 17, 16, 9, 10
DQ0 – DQ15
RD0 – RD15
A0 – A11
RA0 – RA11
2, 4, 5, 7, 8, 10, 11, 13, 42,
44, 45, 47, 48, 50, 51, 53
121 – 119, 117 – 113,
129 – 122
140, 141, 143, 144,
155 – 150, 139, 149
23 – 26,
29 – 34, 22, 35
76
XT
ALI
239
26
XRD
OE
78
28
XWR
WE
66
11
RESET
12
BA0
BA0
137
20
BA1
BA1
138
21
DRCLK
CLK
146
38
CKE
CLKE
147
37
DQM0
LDQM
111
15
DQM1
UDQM
132
39
RAS
/RAS
135
18
CAS
/CAS
134
17
RCS
/CS
136
19
R
WE
/WE
133
DIR_DO
231
16
• SIGNAL PATH
: CD/DVD PLAY
: AUDIO
: AUDIO
: VIDEO
FOCUS
COIL DRIVE
TRACKING
COIL DRIVE
SLED
MOTOR DRIVE
SPINDLE
MOTOR DRIVE
REGULATOR
MUTE123
MUTE123
157
19
MUTE
MUTE34
158
20
TSD_M
TSD-M
130
22
IOPMON
39
40
8
PS 21
BUFFER
BUFFER
RF+3.3V
SDA
SDA
102
5
SCL
SCL
101 112
6
EEWP
WE
7
REGO2
REGO1
REGO1
DVD_SOD
IFSDO
32
97
DVD XIFCS
xIFCS
37
99
51
DVD_SID
IFSDI
31
M_ST
52
100
DVD_SCO
IFSCK
33
98
DVD_XIFBUSY
IFBSY
34
110
MTK_RST
XSYSRST
38
V_SEL1
83
108
SYSTEM CONTROLLER
IC501 (1/5)
LRCK
MCK
D2
D3
D1
189
C
191
Y
183
B/Cb/Pb
185
Y/G
182
R/Cr/Pr
VIDEO AMP, 75
ohm DRIVER
IC404
10 CY IN
12 Cb IN
14 Cr IN
4 CVBS IN
2 C IN
6 Y IN
3
MUTE1
13
MUTE2
5
YC_MIX
V_SEL0
82
KHM-310CAB
or
KHM-313CAB
J404
COMPONENT
VIDEO OUT
Y
P
B
/C
B
P
R
/C
R
J402 (1/2)
23
CVBS OUT
20
CY OUT
18
Cb OUT
16
Cr OUT
VIDEO OUT
FLASH ROM
IC1102
EEPROM
IC1103
XT
ALO
238
A
AUDIO_BUS
HDMI_BUS
D-2
D-4
C
D
F
XRST
204
ASDATA2
205
ASDATA1
203
ADIN(DATA)
DIR_AUDIO
202
ASDATA0
ASDATA3
DMPORT_VIDEO
(HCD-HDX576WF)
(EXCEPT HCD-HDX576WF)
E
V_SEL2
TX0P
TX0N
TX1P
TX1N
TX2P
TX2N
TCKP
TCKN
HTPLG
174
173
177
176
179
171
170
DDC_DA
DDC_CLK
TX0P
TX0N
TX1P
TX1N
TX2P
TX2N
TCKP
TCKN
HPD
SDA
SCL
159
161
MC_DATA(ADIN) 206
162
180
222
BUFFER
IC4502
AUDIO SELECTOR
IC3003
1 A
2 B
6
A/B
5
Y
B
VinL
14
13
VinR
BCK
7
LRCK
6
8
SCKI
A/D CONVERTER
IC707
9 DOUT
M
AUDIO1
R-CH
DIGITAL AUDIO
INTERFACE RECEIVER
IC702
DO (O)
35 36
DI (I)
CL
(I)
38
CE (I)
37
14
BCK (O)
LRCK (O)
15
CKOUT
(O)
13
CSFLAG (O)
25
ERROR (O)
34
XST
ATE (O)
17
XMODE (I)
48
DIR_DI
230
DIR_CL
227
DIR_CE
221
SPBCK
200
SPLRCK
201
SPMCK
198
DIR_CSFLAG
214
DIR_ERROR
DIR_XST
ATE
198
5
DIN2 (I)
OPTICAL
RECEIVER
IC301
TV
DIGITAL IN
OPTICAL
TV
DIGITAL IN
COAXIAL
TV/VIDEO
DIGITAL IN
OPTICAL
TV/VIDEO
DIGITAL IN
COAXIAL
J302
4
DIN1 (I)
WAVE
SHAPER
IC302
XIN (I)
22
XOUT
(O)
21
X701
12.288MHz
16 DATA (O)
24 AUDIO- (O)
(Page 31)
(Page 30)
(Page 29)
(Page 30)
(Page 29)
(Page 29)
(Page 29)
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