Sony MEX-DV700 / MEX-DV707 Service Manual ▷ View online
MEX-DV700/DV707
MEX-DV700/DV707
13
13
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM - SERVO Section -
DVD PROCESSOR
IC4
SD-RAM
IC10
OPTICAL PICK-UP BLOCK
(KHS-360A)
RF+
DQ0 – DQ15
BA0
20
D/A CONVERTER
IC6
VO1R
5
VO1F
6
VO2R
9
VO2F
8
VO4R
33
VO4F
32
VO5R
36
VO5F
35
U
26
V
27
W
30
HUP
17
HUN
18
HVP
19
HVN
20
HWP
21
HWN
22
HB
23
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC1
A0 – A11
X1
27MHz
RF–
A
B
C
D
D
E
F
VR (DVD)
VR (CD)
LIMIT SW
GSW
LD (DVD)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q6
LD (CD)
VC
MSW
FCS+
FCS–
FCS–
TRK+
TRK–
TRK–
SLED A+
SLED A–
SLED A–
SLED B+
SLED B–
SLED B–
COIL U
COIL V
COIL W
HALL U+
HALL U–
HALL U–
HALL V+
HALL V–
HALL V–
HALL W+
HALL W–
HALL W–
HALL_BAIS–
AUTOMATIC POWER
CONTROL (FOR CD)
Q4
43
IN1
182 FOCUS_PWM
44
IN2
184 TRACK_PWM
46
IN4
188 STA
47
IN5
187 STB
48
INSP
186 SPDL_PWM
4
96
94
STBY
DRVSB
1
FG
195
DUPRD2 for MASTER
131 FG_IN
157 RFP
158 RFN
160 A
161 B
163 C
164 D
166 E
168 F
161 B
163 C
164 D
166 E
168 F
181 DVD_LD
180 CD_LD
179 DVD_MD
178 CD_MD
111 HOMESW
173 VC
CD_DVD#
106 OP_GAIN
RAMDAT0 – RAMDAT15
RAMADD0 – RAMADD11
61
RAMBA
BA1
21
60
RAMCS0#
CLK
38
70
PCLK
CS
19
62
RAMCS1
RAS
18
63
RAMRAS#
CAS
17
64
RAMCAS#
WE
16
67
RAMWE#
DQMH
39
68
RAMDQM
DQML
15
FLASH MEMORY
IC11
DQ0 – DQ15
WE
11
A0 – A19
MEMDAT0 – MEMDAT15
MEMADD0 – MEMADD19
22
MEMWR#
OE
28
MEMRD#
10
13
MEMCS1
A20
12
142
203
RESET#
RST
45 MSTR_TX
56 M_RESET
67 EJECT
68 LOAD
69 DR_ON
55 DSW
194
DUPTD2 for MASTER
46 MSTR_RX
192
SEN
57 M_CTS
193
REQ
48 M_RTS
LOADING
MOTOR DRIVE
IC102
REGULATOR
IC101
52 Z_MUTE
B/U B+
M1
(LOADING)
SW1
(CHUCKING END)
SW2
(SELF)
SW3
(DISC IN)
M
53 SELFSW
54 INSW
146
145
XI
XO
SYSTEM CONTROLLER
IC502 (1/3)
116
AOUT0
5 SCK
6 DATA1
114
AOUT1
11 DATA2
112
AOUT2
12 DATA3
7 BCK
8 LRCK
8 LRCK
118
AMCLK
ABCLK
ALRCLK
103
MD
4 MD
102
MC
3 MC
101
ML
2 MS
19 VMUTE_F
100
AMUTE
151
DAC3
27
VO1 FL
28
ZERO2
26
VO2 FR
R-CH
22
VO3 LS
19
VO6 SW
21
VO4 RS
R-CH
A/D CONVERTER
IC7
R-CH
VIDEO AMP
IC702
J703
4
1
VIN
2
VOUT
MUTE
3
VSAG
A
FL
FL, SL, SW
SL
SW
B
AIN_L
C
A_MUTE
VIDEO
OUT
: AUDIO
: VIDEO
SIGNAL PATH
R-ch is omitted due to same as L-ch.
16
20
16
12
104
AIN
14
VINR
13
VINL
6 SCK
9 DOUT
8 BCK
7 LRCK
7 LRCK
99
98
98
(Page 14)
(Page 14)
(Page 14)
MEX-DV700/DV707
MEX-DV700/DV707
14
14
R-CH
SDA
SCL
SDA
28
VSM
I2CSIO
SCL
27
I2CCLK
VSM
83
VSM
21
VOL_A
TT
R-CH
R-CH
5 CP1
1 A1
SDA
11 EP1
30 INS
POWER AMP
IC801 (1/2)
12 IN_FL
FL+
J901
AUX
A
FL, SL, SW
B
AIN_L
FL–
31 INR1
33 INL1
SW
SL
FL
INPUT SELECTOR,
AUDIO PROCESSOR
IC301
OUTR1 38
OUTF1 36
IG1 28
OUTC 40
FL+ 5
FL– 3
23
SDA
SCL
22
SCL
SDA
SCL
MUTEB
21
VOL_A
TT
BEEP
16
DIAG
25
STB
22
SDA
2
SCL
4
MUTING
Q301
MUTING
Q303
MUTING
CONTROL
SWITCH
Q804, 805
R-CH
MUTING
Q305
R-CH
R-CH
D825
B/U B+
25
STB
35
DIAG
26
BEEP
D505
R-CH
5
7
CN801 (1/2)
1
9
FR+
FR–
4
12
R-CH
RL+
RL–
RL+ 9
RL– 7
2
10
RR+
RR–
3
11
R-CH
SYSTEM CONTROLLER
IC502 (2/3)
: AUDIO
: FM
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: AM
: AUX IN
C
A_MUTE
11 IN_RL
CN803 (2/2)
1
3
CN803 (1/2)
R
AUX
AUDIO IN
L
15
16
X1
4MHz
XTAL2
XTAL1
8
LOUT
9
ROUT
SDA 19
SCL 18
RSSI 14
FM/AM PLL
IC1
L6
FMIN1
4
FMIN2
3
AMRFIN
1
AMSELIN2
29
AMSELIN1
28
AMSELOUT1
31
AMSELOUT2
32
MPXIN
12
MPXOUT
13
J1
(ANTENNA IN)
: VIDEO
VOL_A
TT
49
AT
T
REAR/SUB
AUDIO OUT
L
R
(Page 13)
5-2. BLOCK DIAGRAM - AUDIO Section -
(Page 13)
(Page 13)
MEX-DV700/DV707
MEX-DV700/DV707
15
15
SYSTEM CONTROLLER
IC502 (3/3)
B/U B+
B/U +3.3V
M601
(FAN)
SIRCS
34 DISP+B
2
XOUT
REMOTE CONTROL
RECEIVER
IC902
11
XIN
13
X502
6MHz
X501
32.768kHz
XCOUT
9
XCIN
8
37 U-DOM
ILL B+
31 MECHA_3.3V
D +3.3V
B+
CN801 (2/2)
19
ANT-REM
6
PARKING
15
RESET 10
BU_IN 73
64
PARKING
D827
D821
ACC
7
ACCIN
BATTERY
CHECK
Q605 – 607
M
VP 35
ANT-REM 27
AMP-REM
5
D823
AMP-REM 29
VP2 6
VP1 20
+3.3V
REGULATOR
IC803
AUDIO +8.5V
30 AUDIO_8.5V
DR +5V
33 MECHA_5V
RESET SIGNAL
GENERATOR
IC501
S501
RESET
REGULATOR
IC801 (2/2)
IC4 +3.3V
A +5V, AU +5V
D +1.9V
+1.9V
REGULATOR
IC103
+3.3V
REGULATOR
IC5
LIQUID
CRYSTAL
DISPLAY
LCD901
LIQUID CRYSTAL DISPLAY DRIVER
IC901
SEG52,
SEG2 - SEG48
SEG2 - SEG48
48
LED DRIVE
Q931
LED931
(LCD BACK LIGHT)
LED995, 996
(ILLUMINATION)
LED949, 950, 955, 956
(ILLUMINATION)
60, 55, 50 - 5
COM1 - COM4
4
54 - 51
LCD_DATA 64
LCD_CLK 63
LCD_CE 62
LCD_SO
3
LCD_CLK
5
LCD_CE
4
LED940, 944 - 948,
LED951, 952,
LSW902 - 908 (1/2)
(KEY ILLUMINATION)
BLINK
4
DIMMER
2
LED DRIVE
Q933
ILL B+
ACCESSORY
DETECT
Q802
+5V
REGULATOR
IC104
66
20
20
NOSE_SW
91
KEYIN0, KEYIN1
LSW902 - 908 (2/2),
RE901 (1/2),
S901 - 907
(FRONT PANEL KEY)
(VOLUME)
77 RE_0
78 RE_1
78 RE_1
ROTARY
ENCODER
RE901 (2/2)
88 KEYACK0
CN901
CN402
84, 85
KEYIN0
RC_IN1
65
RC_IN0
86
J601
REMOTE IN
87 KEYACK1
2
2
5-3. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
MEX-DV700/DV707
MEX-DV700/DV707
16
16
For Schematic Diagrams.
Note:
• All capacitors are in μF unless otherwise noted. (p: pF) 50
• All capacitors are in μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in Ω and 1/4 W or less unless otherwise
specifi ed.
• f : internal component.
• C : panel designation.
• C : panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• Power voltage is dc 14.4V and fed with regulated dcpow-
• Power voltage is dc 14.4V and fed with regulated dcpow-
er supply from ACC and BATT cords.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
- SERVO board -
no mark : DVD PLAY
- Other board -
no mark : TUNER (FM)
[ ] : TUNER (AM)
( ) : DVD PLAY
• Voltages are taken with VOM (Input impedance 10 M
no mark : DVD PLAY
- Other board -
no mark : TUNER (FM)
[ ] : TUNER (AM)
( ) : DVD PLAY
• Voltages are taken with VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
F
:
AUDIO
E
:
VIDEO
f
:
AUX
IN
J
:
FM
L
:
AM
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : parts extracted from the conductor side.
• W : Indicates side identifi ed with part number.
• f : internal component.
•
• X : Parts extracted from the component side.
• Y : parts extracted from the conductor side.
• W : Indicates side identifi ed with part number.
• f : internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Note: The components identifi ed by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specifi ed.
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• SERVO board is multi-layer printed board.
However, the patterns of intermediate-layer have not been
However, the patterns of intermediate-layer have not been
included in this diagrams.
1
IC4
<zvb (XO)
2 V/DIV, 20 ns/DIV
37.2 ns
3.6 Vp-p
2
IC4
<zbz (DAC3)
(Color bar)
500 mV/DIV, 20
Ps/DIV
H
1.2 Vp-p
3
IC4
<zbm (RFP), <zb, (RFN)
(DVD play mode)
200 mV/DIV, 200 ns/DIV
0.5 Vp-p
qa
IC502
9 (XCOUT)
1 V/DIV, 10
Ps/DIV
30.4
Ps
1.9 Vp-p
qs
IC502
qa (XOUT)
2 V/DIV, 100 ns/DIV
166 ns
3.5 Vp-p
qd
IC702
2 (VOUT)
(Color bar)
1 V/DIV, 20
Ps/DIV
H
2.5 Vp-p
qf
IC1
qh (XTAL1)
20 mV/DIV, 200 ns/DIV
252 ns
0.05 Vp-p
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Indication of transistor.
C
B
These are omitted.
E
Q
• Waveforms
– SERVO Board –
– MAIN Board –
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