Sony MEX-DV800 / MEX-DV808 / MEX-DV80EE / MEX-DV80M Service Manual ▷ View online
MEX-DV80EE/DV80M/DV800/DV808
MEX-DV80EE/DV80M/DV800/DV808
17
17
SECTION 5
DIAGRAMS
5-1. BLOCK DIAGRAM - SERVO/VIDEO Section -
DVD PROCESSOR
IC4
SD-RAM
IC10
OPTICAL PICK-UP BLOCK
KHS-360A
RF+
DQ0 – DQ15
BA0
20
D/A CONVERTER
IC6
VO1+
35
VO1–
34
VO2–
31
VO2+
32
VO3+
29
VO3–
28
VO4+
26
VO4–
25
U1
10
V1
6
W1
2
HU+
14
HU–
15
HV+
16
HV–
17
HW+
18
HW–
19
HB
13
FOCUS/TRACKING COIL DRIVE,
SLED/SPINDLE MOTOR DRIVE
IC1
A0 – A11
X1
27MHz
RF–
A
B
C
D
D
E
F
PD
LIMIT SWITCH
GSW
LD (DVD)
AUTOMATIC POWER
CONTROL (FOR DVD)
Q5
LD (CD)
VC
MSW
VR (DVD)
FCS+
FCS–
FCS–
TRK+
TRK–
TRK–
SLED MOTOR A+
SLED MOTOR A–
SLED MOTOR A–
SLED MOTOR B+
SLED MOTOR B–
SLED MOTOR B–
COIL U
U2
11
COIL V
COIL W
HALL U+ (H1+)
HALL U– (H1–)
HALL V+ (H2+)
HALL V+ (H2+)
HALL V– (H2–)
HALL W+ (H3+)
HALL W– (H3–)
HALL_BAIS–
AUTOMATIC POWER
CONTROL (FOR CD)
Q3
Q12
Q11
VC
DVD ON SWITCH
Q4
VR (CD)
CD ON SWITCH
Q2
Q1
V2
7
W2
3
42
IN1
238 FO_DRV
43
IN2
231 TR_DRV
44
IN3
237 STA
45
IN4
236 STB
46
INSP
234 SP_DRV
24
STBY
244 DRV_XSTBY
47
FG
241
DUPRD1
246 FG
193 RFP
194
134
RFN
196 A
198 B
201 C
203 D
206 E
208 F
198 B
201 C
203 D
206 E
208 F
215 DVD_LD
214 CD_LD
213 DVD_MD
212 CD_MD
212 CD_MD
137 HOME
209 VC
222 CD_DVD
221 OP_GAIN
23 – 26,
29 – 34, 22, 35
120, 118, 115, 112,
108, 105, 102, 100
108, 105, 102, 100
98, 101, 104, 106,
110, 114, 116, 119
110, 114, 116, 119
58, 57, 55, 54, 52,
49, 47, 45, 26, 24,
49, 47, 45, 26, 24,
22, 19, 17 – 15, 13,
14, 43, 40, 37, 29
RAMDAT0 – RAMDAT15
RAMADD0 – RAMADD11
77, 75, 72, 70,
69, 71, 73, 76,
69, 71, 73, 76,
79, 83, 81, 85
2, 4, 5, 7, 8, 10,
11, 13, 42, 44, 45,
47, 48, 50, 51, 53
87
RAMBA0
BA1
21
86
RAMCS0
CLK
38
96
PCLK
CKE
37
64
RAMCKE
CS
19
89
RAMCS1
RAS
18
90
RAMRAS#
CAS
17
91
RAMCAS#
WE
16
93
RAMWE#
DQMH
39
94
RAMDQM
DQML
15
FLASH MEMORY
IC11
DQ0 – DQ14,
DQ15/A-1
WE
11
A0 – A20
25 – 18, 8 – 1,
48, 17, 16, 9, 10
MEMDAT0 – MEMDAT15
MEMADD0 – MEMADD20
29, 31, 33, 35, 38,
40, 42, 44, 30, 32, 34,
36, 39, 41, 43, 45
51, 46, 42, 36, 33,
28, 25, 20, 48, 44, 39,
35, 31, 27, 23, 18
32
MEMWR#
OE
28
53
MEMRD#
26
56
MEMCS0#
CE
12
157
RESET#
D+3.3V
RST
5
6
2
7
3
1
MEMADD0
MEMADD1
SWITCHING
IC9
35 MSTR-TX
40 M_RESET
33 EJECT
37 LOAD
47 DSW
242
DUPTD1
36 MSTR-RX
248
EN
39 M_CTS
247
REQ
38 M_RTS
LOADING
MOTOR DRIVE
IC102
+5.5V
REGULATOR
IC103
D105
51 A_MUTE
50 Z_MUTE
B/U B+
VCC
M1
(LOADING)
SW1
(CHUCKING END)
SW2
(SELF)
SW3
(DISC IN)
M
49 SELFSW
48 INSW
160
159
XIN
XO
SYSTEM CONTROLLER
IC503 (1/3)
AMCLK
129
AOUT0
5 SCK
6 DATA
132
ABCLK
7 BCK
131
ALRCLK
8 LRCK
125
IDGPCIO0
4 MD
124
ICGPCIO0
3 MC
130
AIN2
52 VMUTE_F
138
AMUTE
181
DAC6 (CVBS)
2 MS
15
VOL
16
ZERO2
14
VOR
R-CH
VIDEO AMP
IC701
PJ701
4
1
VIN
2
VOUT
MUTE
A
FL
B
A_MUTE
VIDEO OUT
: DVD/CD PLAY (AUDIO)
: DVD/CD PLAY (VIDEO)
SIGNAL PATH
R-ch is omitted due to same as L-ch.
(Page 18)
(Page 18)
MEX-DV80EE/DV80M/DV800/DV808
MEX-DV80EE/DV80M/DV800/DV808
18
18
5-2. BLOCK DIAGRAM - TUNER/AUDIO Section -
X1
8.664MHz
9
8
10
XTI
RESETN
XTO
EEPROM
IC504
TUNER UNIT
TUX201
J201
(ANTENNA IN)
RDS DECODER
IC201
L
R-CH
7
VDDD
1
VDDA
1
4
R 3
TU_SDA 14
ANT
SDA
TU_SCL 13
SCL
SDA 12
SDA
NSMASK
SDA
SCL 11
INTN 15
30
DAVN
SCL
S_METER 6
VSM
QUALITY 5
QUALITY
TU_MUTE 7
TU MUTE
MUTE-CONDITION 8
MUTE CON
E2P_SDA 17
TRDA
E2P_SCL 16
TRCL
RDS 9
MPX 16
TUNER NOISE MASK
CONTROL SWITCH
Q202
B+ SWITCH
Q203, 204
B/U+3.3V
(DV80EE/DV800: AEP, UK)
I2CSIO
SCL
29
I2CCKO
VSM
86
VSM
QUALITY
85
QUALITY
NSMASK
93
NSMASK
DA
VN
18
DA
VN
TU MUTE
90
TUNA
TT
MUTE CON
75
TUNA
TTIN
TRDA
77
EESIO
SAOUT
84
SA_IN
SADA
81
SA_DA
TA
SACLK
82
SA_CLK
VOLA
TT
59
VOL_A
TT
56
AT
T
TRCL
78
EECKO
R-CH
R-CH
AUX IN
(L)
(R)
2 RAU-X
4 TU-L
SDA
9 AUX-L
6 DVD-L
POWER AMP
IC802 (1/2)
12 FL IN_RR
FL+
11 IN_RF
J901
PJ301
AUX
A
FL
FL–
INPUT SELECTOR,
AUDIO PROCESSOR
IC301
OUT-RL 26
OUT-FL 22
RR+ 5
RR– 3
30
SDA
SCL
29
SCL
SDA
SCL
SOUT
19
SAOUT
DA
TA
18
SADA
CLK
17
SACLK
MUTE
28
VOLA
TT
ACGND
16
DIAG
25
STB
22
SDA
2
SCL
4
MUTING
Q306
MUTING
Q305
MUTING
CONTROL SWITCH
Q310, 311
R-CH
R-CH
D309
B/U B+
58
STB
57
DIAG
26
BEEP
D301
CN301
R-CH
1
3
CN801 (1/2)
1
9
FR+
FR–
4
12
REAR AUDIO OUT
(L)
(R)
R-CH
RL+
RL–
RF+ 9
RF– 7
2
10
RR+
RR–
3
11
R-CH
SYSTEM CONTROLLER
IC503 (2/3)
: DVD/CD PLAY (AUDIO)
: TUNER (FM/AM)
SIGNAL PATH
R-ch is omitted due to same as L-ch.
: AUX IN
B
A_MUTE
LINE AMP
IC302
(Page 17)
(Page 17)
MEX-DV80EE/DV80M/DV800/DV808
MEX-DV80EE/DV80M/DV800/DV808
19
19
5-3. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
SYSTEM CONTROLLER
IC503 (3/3)
LCD DRIVER
IC901
B/U B+
B/U +3.3V
M901
(FAN)
LCD901
LIQUID
CRYSTAL
DISPLAY
ILL B+
LCD_DATA
1
LCD_CLK
2
LCD_CE
100
KEYACK0
89
RE_0
91
RE_1
92
SIRCS
34 REG5
4
XOUT
87, 88
KEYIN0, KEYIN1
S902 – 908,
LSW901 (1/2), 905 (1/2) – 913 (1/2),
S909 (1/2)
ROTARY
ENCODER
REMOTE CONTROL
RECEIVER
IC902
13
XIN
15
X502
6MHz
X501
32.768kHz
XCOUT
11
XCIN
10
37 REG2
ILL B+
B+
CN801 (2/2)
19
ANT-R
6
ACC
PARKING
7
15
ACCIN 55
RESET 12
BU_IN 19
FSW_OUT 24
3.3V_ON 23
ACCESSORY
CHECK
Q802
PARKING 54
D818
D810
BATTERY
CHECK
Q501 – 503
M
VP 35
SW2 27
AMP-R
5
D809
SW1 29
VP2 6
VP1 20
LED907, 911, 913 – 915, 918,
LED924, 925, 930, 931,
LSW901 (2/2), 905 (2/2) – 913 (2/2)
(KEY ILLUMINATION)
LED922
(DISC SLOT ILLUMINATION)
+3.3V
REGULATOR
IC501
D+3.3V
AUDIO +8.3V
30 REG1
TU +5V
+5V
REGULATOR
Q201
DR+5V
VIDEO +3.3V
33 REG4
+3.3V
REGULATOR
IC17
RESET SIGNAL
GENERATOR
IC502
S501
RESET
REGULATOR
IC802 (2/2)
D+1.8V
V_IN 1
2
6
SW
RT
FSW_IN 27
7
EN
OSC
Q404
DC/DC CONVERTER
IC601
PUSH SOUND/ENTER
(VOLUME)
S909 (2/2)
PUSH SOUND/ENTER
(VOLUME)
LED928, 932, 935
+1.8V
REGULATOR
IC101
64
63
62
63
62
5 – 50, 55, 60
S1 – S48
51 – 54
COM1 – COM4
BACK-LIGHT
1
BLINK
4
DIMMER
2
LED DRIVE
SWITCH
Q902
DIMMER
SWITCH
Q901
LED901
(LCD BACK LIGHT)
DI
CL
CE
CE
LED DRIVE
Q907
MEX-DV80EE/DV80M/DV800/DV808
MEX-DV80EE/DV80M/DV800/DV808
20
20
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.
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-
er supply from ACC and BATT cords.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM/AM)
( ) : DVD PLAY
• Voltages are taken with VOM (Input impedance 10 M
( ) : DVD PLAY
• Voltages are taken with VOM (Input impedance 10 M
Ω).
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
: DVD/CD PLAY (AUDIO)
L : DVD/CD PLAY (VIDEO)
f
:
TUNER
(FM/AM)
j
:
AUX
IN
• Abbreviation
EA :
EA :
Saudi
Arabia
model
For Printed Wiring Boards.
Note:
•
•
X : Parts extracted from the component side.
•
Y : parts extracted from the conductor side.
• f : internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
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.
the pattern face are indicated.
Parts on the parts face side seen from
the parts face are 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.
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.
• Abbreviation
EA
EA
: Saudi Arabia model
• Circuit Boards Location
MAIN board
JACK board
SENSOR board
KEY board
SERVO board
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