Sony DVP-CX777ES Service Manual ▷ View online
DVP-CX777ES
49
49
6-4.
DISC DETECT SENSOR ADJUSTMENT
Be sure to perform this adjustment after sensor adjustment in ME-
CHANICAL ADJUSTMENT.
CHANICAL ADJUSTMENT.
Connection:
Waveform:
1. Connect the oscilloscope to Pins 1, 2 and 3 of CN701 of
the MB board.
2. Check that no discs are loaded in the unit.
3. Perform from step 1 to step 5 in Pop Up Mechanism Adjust-
3. Perform from step 1 to step 5 in Pop Up Mechanism Adjust-
ment.
4. Press the
[PAUSE]
key, then the T.table starts to rotate in the
clockwise direction.
5. Rotate RV101 of MB board and adjust so that the H portion A
of DSENS_OUT waveform is twice the width of the H portion
B of HH_OUT waveform.
B of HH_OUT waveform.
Adjustment Location: MB board
6. Loosen the fixing screw, move the mounting board (SENSOR),
and secure the mounting board (SENSOR) at the point the H
portion of the HH_OUT waveform comes the center of the H
portion of the DSENS_OUT waveform.
portion of the HH_OUT waveform comes the center of the H
portion of the DSENS_OUT waveform.
DSENS_OUT: Pin
3
GND: Pin
2
HH_OUT: Pin
1
oscilloscope
CH1 CH2
DSENS_OUT
GND
HH_OUT
GND
HH_OUT
MB board
CN701
DSENS_OUT
HH_OUT
CH1
CH2
DSENS_OUT
HH_OUT
CH1
CH2
A
A = 2
×
B
B
S tight, screw
(PTTWH 3
(PTTWH 3
×
6)
D. sens (out) board
DSENS_OUT
HH_OUT
CH1
CH2
Should be at the center
Adjustment Location:
IC604
CN701
+
+
RV602
Progressive Video Output
Level Adjustment
RV101
Disc Detect
Sensor Adjustment
RV601
Video Level
Adjustment
+
13
1
CN201
1
3
– MB Board (Component Side) –
– POWER Board (Conductor Side) –
DVP-CX777ES
50
50
DVD/CD
PHOTO
DETECTOR
IC
1
2
7
8
9
10
11
12
13
14
15
16
64
63
55
54
56
57
61
62
RFIP
RFIN
A2
B2
C2
D2
E
F
A
B
C
D
C
D
CDLD
PD
DVDLD
VC
TDIKT
SVC
VC
ATOP
ATON
FNP
FNN
AIP
AIN
DIP
DIN
59
45
46
47
CD/DVD/SACD RF AMP,
FOCUS/TRACKING ERROR AMP
IC201
OPTICAL PICK-UP BLOCK
(KHM-290AAA) (1/2)
OPTICAL DEVICE (1/2)
26
22
25
AUTOMATIC POWER
CONTROL (FOR DVD)
Q201
AUTOMATIC POWER
CONTROL (FOR CD)
Q202
DVD/CD
LASER
DIODE
MODULE
DIGITAL SIGNAL
PROCESSOR
IC301 (1/2)
RF
A
B
C
D
F
E
CD LD
PD
SW
DVD
LD
SIGO
33
MIRR
SRD
SWD
SCLK
• SIGNAL PATH
: CD PLAY
: DVD PLAY
: SACD PLAY
111 RFIN1
113 RFIN2
126 ADC2
158 GIO5/PGIN
147 DFCTI
165 GIO11/TMC2
165 GIO11/TMC2
48
SDEN
PGSELO
21
GAIN SWITCH
LDSELO
24
19
41
42
TE
FE
131 ADC7
125 ADC1
124 ADC0
124 ADC0
44
MON
40
TZIN
SYSTEM
CONTROLLER
IC104 (1/5)
82
XLDON
67
XWAIT
17
XARPINT
62
XARPCS
169
DATA/EMU1
CDLRCK/TDOKT
CDDOUT
56
DOUT
26 XINT
87
PLCKO
27 XCS
28 XWAT
61 XRESET
171 TRST
173 TDI
24 XWR
25 XRD
25 XRD
XWRH
XRD
XFRRST
XRST
36
PI
152 TZC
37
TZC
17
SIGDETB
18
INTR
27
LDONB
39
VCI
148 MIRR
159 GIO6/SDI
161 GIO7/SDO
162 GIO8/SCK
167 GIO13
161 GIO7/SDO
162 GIO8/SCK
167 GIO13
38
DFT
35
PII
26
ACH56O
28
LRCKO
29
BCKO
97
TDI
77
DSPACK1
76
DSPACK0
95
D1CLK0
24
ACH12O
25
ACH34O
170
BCLK/EMU0
175
LRCK/TDO
57
SDCK
47 ICLKI
58
XSHD
59
XSRQ
63
XSAK
64
SDEF
SDCK
SDCK
XSHD
XSRQ
XSAK
SDEF
AV DECODER
IC403
32 CDIN1I
34 CDBCKI
34 CDBCKI
27MAVD
35 CDLRKI
200 HWAITON
XRD
196 HCSN
XWRH
197 HRWN
XRST
207 RSTN
XFRRST
XAVDIT
DACK0
DREQ0
DACK1
DREQ1
102 TRST
199 HIRQON
202 DMACK1IN
203 DMARQ1ON
204 DMACK0IN
199 HIRQON
202 DMACK1IN
203 DMARQ1ON
204 DMACK0IN
XAVDCS3
167 HAD22I
XAVDCS2
166 HAD23I
205 DMARQ0ON
XAVDIT
DACK0
DREQ0
DACK1
DREQ1
16
XAVDECINT
47
AVDDACK0
46
AVDDREQ0
50
AVDACK1
XAVDCS3
61
XAVCS1
XAVDCS2
60
XAVCS0
49
AVDREQ1
158 CLKI
160 SCLKIN
160 SCLKIN
31 CDIN2I
SD0 – SD7
81
48/44.1K
D
(Page 52)
RF+
A
(Page 52)
PCLK
E
(Page 52)
SDCK, XSHD, XSRQ, XSAK, SDEF
ACH12, ACH34, ACH56
F
(Page 52)
H
(Page 52)
27MCLK
K
(Page 53)
P
(Page 51)
Q
(Page 51)
XRST, XFRRST
R
(Page 51)
27M38, 512FS, 33MSA, 512FS38
O
(Page 52)
C
(Page 52)
VIDEO DATA BUS
AV DATA BUS
G
(Page 53)
CLOCK GENERATOR
IC103
14
7
FSEL
XTI
8 XTO
X102
27MHz
ACH34
ACH56
ACH12
BCK, LRCK
I
(Page 52)
BCK
LRCK
38ACK0, 38ACK1, TDO38
J
(Page 52)
38ACK1
TDO38
38ACK0
49 ISTARTIN
51 IREQON
50 IVALIN
48 IERRIN
51 IREQON
50 IVALIN
48 IERRIN
XSHD
XSRQ
XSAK
SDEF
SDI0 – SDI7
DVD0 – DVD7
L
(Page 51)
HD0 – HD15, HA0 – HA21
B
(Page 52)
: VIDEO
: DIGITAL OUT
: AUDIO
77 – 84
DA
TA
& ADDRESS BUS
DATA & ADDRESS BUS
DA
TA
& ADDRESS BUS
HD8 – HD15
HA0 – HA7
HD0 – HD15
HA0 – HA21
D0 – D7
134 – 141
A0 – A7
2 – 9
DT01 – DT7I
37 – 40,
42 – 45
DV00 – DV07
84 – 87,
89 – 92
14 DQML
133
SDDQM0O
15 WE
130
SDWEON
16 CAS
129
SDCASON
125
SDRASON
16Mbit
SD-RAM
IC404
16Mbit
SD-RAM
IC405
• IC405 is omitted due
to same as IC404.
SDDQ0
ı
SDDQ15
DQ0 – DQ15
A0 – A11
SDAD0O
ı
SDAD11O
35 CLK
127
SDCLKO
34 CKE
124
SDCKEO
122
SDCS0ON
121
SDCS1ON
36 DQMU
132
SDDQM1O
17 RAS
18 CS
18 CS
105 – 108,
110 – 113,
115, 116,
118, 120
19 – 24,
27 – 32
135 – 138,
140 – 143,
145 – 148, 150,
151, 153, 154
2, 3, 5, 6, 8, 9,
11, 12, 39, 40, 42,
43, 45, 46, 48, 49
HDATA0
ı
HDATA15
2 – 5, 7 – 10,
12 – 15, 17 – 20
HAD0I
ı
HAD21I
168, 169, 171 – 174,
176 – 179, 181 – 184,
186 – 189, 191 – 194
XRD, XWRH
S
(Page 54)
3
27-1OUT
4
27-2OUT
9
512-2OUT
10
512-1OUT
13
33-2OUT
15
33-1OUT
27M38
512FS
33MSA
27MAVD
512FSAVD
512FS38
33MARP
150
CLKIN
33MARP
512FSAVD
22 ACLWK
17 WE
29
XMWR
18 RAS
31
XRAS
34 UCAS
30
XCAS
16Mbit
D-RAM
IC303
MD0 – MD15
I/O0 – I/O15
A0 – A9
MA0 – MA9
35 LCAS
65 – 74
21 – 24,
27 – 32
36 – 43,
46 – 53
2 – 5, 7 – 10,
41 – 44, 46 – 49
SECTION 7
DIAGRAMS
7-1.
BLOCK DIAGRAM – RF Section –
DVP-CX777ES
51
51
FOCUS
COIL
TRACKING
COIL
INLIMIT
SENSOR
37
48
36
1
19
FOCUS COIL
DRIVE
35
3
34
4
TRACKING COIL
DRIVE
32
31
20
22
15
17
SLED MOTOR
DRIVE
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC202
27
28
SPINDLE MOTOR
DRIVE
M
M
M1
(SPINDLE)
47
46
45
PDM2
PDM3
PDM0
PDM1
DIGITAL
SERVO
PROCESSOR
IC301 (2/2)
FCS+
+3.3V
FCS–
TRK+
TRK–
LIMIT SW C
SPM+
SPM–
SLA+
SLA–
SLB+
SLB–
30
29
SLED MOTOR
DRIVE
M
M
M2
(SLED)
40
43
42
13
7
10
MDSO
32
MDPO
33
XDRVMUTE
48
XSDSPINT
18
XSDSPCS
63
11
HINT
12
HCS
34
XRST
41
TRST
18
XWR
19
XRD
XWRH
XRD
28
OE
11
WE
26
CE
XFRRST
XRST
129
130
ADC5
ADC6
154 GIO1/INT3
143 PWM0
144 PWM1
155 GIO2/INT4
153 GIO0/INT2
VREF
TSD-M
TABLE POSITION
SENSOR1
IC81
BUFFER
IC703
MECHANISM
CONTROLLER
IC701
SVC
P
(Page 50)
XWRH
XRD
XWRH
XRD
XWRH
XRD
XRD 70
XWRH 71
XROMCS 58
XRAMCS 59
XWRL 72
XSRWE 84
57
XADYCS
XADYCS
U
(Page 52)
T
(Page 54)
79
TDO
TDIKT
Q
(Page 50)
XRST, XFRRST
SYSTEM
CONTROLLER
IC104 (2/5)
17
XGAIT
20
XGACS
TSENS4
26
TSENS3
30
TSENS2
25
TSENS1
31
DR_CLS
39
DR_OP
38
POPDOWN
37
POPUP
36
DIMMO
74
LOCK
29
LD_OUT
28
LD_IN
27
65 XGACS
19 XGAINT
12 DISC_AD
OPTICAL PICK-UP BLOCK
(KHM-290AAA) (2/2)
OPTICAL DEVICE (2/2)
DISC DETECT
SENSOR
D81, Q81
D801
(ILLUMINATION)
LED DRIVE
Q701
DISC DETECT
SENSOR
RV101
S622
(LOCK)
20
22
PS 39
21
5
+
–
–
127 ADC3
128 ADC4
DATA & ADDRESS BUS
40 GND
55
NFTEST
41 R/B
46
NFBUSY
42 XRE
53
NFRE
43 XCE
48
NFCE
2
CLE
49
NFCLE
3
ALE
50
NFALE
4
XWE
54
NFWE
5
XWP
51
NFWP
NAND FLASH
MEMORY
IC702
32Mbit
FLASH
MEMORY
IC106
3
DRO
72
DRM–
4
DRI
71
DRM+
6
LDI
70
LDM–
8
LDOUT
2
DOOR OUT
7
LDO
69
LDM+
LOADING/DOOR
MOTOR DRIVEIC961
M602
(LOADING)
I/O0 – I/O7
18 – 21,
24 – 27
HDI0 – HDI15
HAI0 – HAI21
HDI0 – HDI15
HAI1 – HAI21
1 – 5, 102 – 109,
111 – 118, 120
L
(Page 50)
HD0 – HD15, HA0 – HA21
R
(Page 50)
XRD, XWRH
DATA & ADDRESS BUS
DA
TA & ADDRESS BUS
HD8 – HD15
HD8 – HD15
HA0 – HA4, HA19
HD8 – HD15
1, 3 – 9
HA0 – HA4, HA19
10, 11, 13 – 16
HD0 – HD15
HA0 – HA21
85 – 100
DQ0 – DQ15
29 – 36, 38 – 45
A0 – A20
1 – 10, 16 – 25, 48
TABLE POSITION
SENSOR2
IC82
TABLE POSITION
SENSOR3
IC83
TABLE POSITION
SENSOR4
IC84
S612
(POP)
M
M
M603
(DOOR)
M
M
4
IN1+
78
TRM+
2
OUT1
8
OUT2
6
IN2+
77
TRM–
TABLE
MOTOR DRIVE
IC941
M601
(TABLE)
M
M
TABLE MOTOR
DRIVE SWITCH
Q001, 941, 942
Q001, 941, 942
TABLE MOTOR
DRIVE SWITCH
Q002, 951, 952
Q002, 951, 952
41
OE
40
UB
39
LB
1Mbit S-RAM
IC108
HD0 – HD15
HA1 – HA16
I/O0 – I/O15
7 – 10, 13 – 16,
29 – 32, 35 – 38
A0 – A15
1 – 5, 18 – 21,
24 – 27, 42 – 44
6
CS
17
WE
UP
DOWN
S611
(DOOR)
OPEN
CLOSE
S621
(LOADING)
IN
OUT
24
CPUCK
77 CPUCK
7-2.
BLOCK DIAGRAM – SERVO/CHANGER Section –
DVP-CX777ES
52
52
7-3.
BLOCK DIAGRAM – AUDIO Section –
: SACD PLAY
AUDIO
DIGITAL
SIGNAL
PROCESSOR
IC501
C
CDDOUT
(Page 50)
RF+
PCLK
164 XSRQ
167 XSAK
166 SDCK
165 XSHD
27 TDI
XSRQ
SDCK, XSHD, XSRQ, XSAK, SDEF
XSAK
SDCK
XSHD
168 SDEF
SDEF
64
DSAL
83 DLI
10 DSP1DII
123 WCK
126 WARFI
32 DSP2DII
DSD
DECODER
IC905
16Mbit
SD-RAM
IC903
D/A
CONVERTER
IC502
OPTICAL
TRANSCEIVER
IC206
MIX AMP
IC205
MIX AMP
IC204
DIGITAL OUT
PCM/DIS/
DOLBY DIGITAL
DIGITAL AUDO
PROCESSOR
IC801
RF BUFFER
IC906
SD0 – SD7
169 – 176
143
XWE
15 WE
145
XRAS
17 RAS
144
XCAS
16 CAS
142
DCKE
34 CKE
35 CLK
35 CLK
DQ0 – DQ7
141
DCLK
66
DSAR
84 DRI
69
DSAC
85 DCI
71
DSASW
86 DLFEI
74
DSALS
87 DLSI
76
DSARS
88 DRSI
55
DSADML
77 DMLI
56
DSADMR
78 DMRI
38
DLO
25 DSDL1
37
DRO
26 DSDR1
35
DCO
29 DSDL3
34
DLEFEO
30 DSDR3
32
DLSO
27 DSDL2
31
DRSO
28 DSDR2
22 DCLK
41
DMLO
23 DSDL4
40
DMRO
24 DSDR4
47
FLFRO
14 SDTI1
46
SLSRO
15 SDTI2
45
CSWO
16 SDTI3
44
DLDRO
13 SDTI4
49
SPDIFO
29
TDO
54 TDI
140
TDI
55 TDO
43
DSP2BCKO
60 BCKI
45
DSP2DO
57 SPDIFI
48
DSP2CH12O
66 FLFRI
49
DSP2CH34O
65 SLSRI
50
DSP2CH56O
64 CSWI
51
DSP2CH78O
63 DLDRI
42
DSP2LRCKO
59 LRCKI
62
PHREFO
80 PHAI
60
BCKAO
81 BCKAI
38
LOUT4+
37
3
1
2
LOUT4–
33
ROUT4+
32
ROUT4–
AV DATA BUS
SDI0 – SDI7
CDLRCK/TDOKT
A-MUTE
B
(Page 50)
D
(Page 50)
F
(Page 50)
11 MCKI
33MSA
XFRRST
31 TRST
XSACS
2 XMSLAT
SC1
3 MSCK
SO1
4 MSDATI
SI1
6 MSDATO
XSARDY
7 MSREADY
XSARST
9 XRST
SMUTE
10 SMUTE
E
(Page 50)
A
(Page 50)
159 DSP1CH34I
57 DSP2CH34I
160 DSP1CH12I
56 DSP2CH12I
ACH34
ACH12, ACH34, ACH56
ACH12
158 DSP1CH56I
ACH56
58 DSP2CH56I
H
(Page 50)
4 DSP1ACKO0
139 TDO
38ACK1
38ACK0, 38ACK1, TDO38
38ACK0
3 DSP1ACKO1
TDO38
J
(Page 50)
BCK, LRCK
BCK
LRCK
I
(Page 50)
XADYCS
U
(Page 51)
27M38, 33MSA
O
(Page 50)
XRST, XFRRST
V
(Page 54)
W
(Page 54)
73 XCS
9 BICK
17 LRCK
BCKA
LRCKA
8 PDN
XRST
21 CSN/CAD1
XDACS
20 CDTI/SDA
SO1
19 CCLK/SCL
SC1R
TMS
TCK
BCKA
LRCKA
6 RESET IN
XRST
22 SCLKI
27M38
70 XRST
51 TRST
XRST
XFRRST
74 SI
75 SO
SO1
SI1
72 SCLK
SC1R
147 DSP1BCKI
69 DSP2BCKI
161 DSP1LRCKI
55 DSP2LRCKI
XFRRST
142 RST
119 SH_SOO
SI1
X38IT
107 CMD_ACKNO
SO1
117 SH_SII
SC1R
115 SH_CLKI
X38CS
118 SH_CSNI
• SIGNAL PATH
: DIGITAL OUT
: AUDIO
DQ0 – DQ7
131 – 134,
136 – 139
A0 – A11
148, 149, 151, 152,
154 – 157, 159 – 162
2, 3, 5, 6, 8,
9, 11, 12
A0 – A11
19 – 24,
27 – 32
16Mbit
SD-RAM
IC802
10
WE
15 WE
12
RAS
17 RAS
11
CAS
16 CAS
15
CKE
34 CKE
35 CLK
35 CLK
DQ0 – DQ15
14
CLK
13
CS
18 CS
D0 – D15
1 – 5, 7, 8, 90 – 95,
97, 98, 100
A0 – A11
17 – 22, 24 – 29
2, 3, 5, 6, 8, 9, 11,
12, 39 , 40, 42, 43,
45, 46, 48, 49
A0 – A11
19 – 24,
27 – 32
COAXIAL
J301
LINE OUT
AUDIO
J104
L
OPTICAL
WAVE SHAPER
Q221
MUTING
Q220
MUTING
Q219
+
–
–
5
7
6
+
–
–
R
1
L
R
2
2
LOUT1+
1
3
1
2
LOUT1–
48
ROUT1+
47
ROUT1–
FRONT
L
5.1CH OUT
J201
MUTING
Q218
MUTING
Q217
+
–
–
5
7
6
+
–
–
R
5.1CH OUT
J202
MIX AMP
IC203
46
LOUT2+
45
3
1
2
LOUT2–
44
ROUT2+
43
ROUT2–
MUTING
Q216
MUTING
Q215
+
–
–
5
7
6
+
–
–
REAR
L
R
MIX AMP
IC202
42
LOUT3+
41
3
1
2
LOUT3–
40
ROUT3+
39
ROUT3–
5
DZF23
D503
MUTING
Q214
MUTING
Q213
+
–
–
5
7
6
+
–
–
CENTER
WOOFER
D201
MUTE3.3V
+12V ES
4
DZFR1
D502
3
DZFL1
D501
83
MAMUTE
SYSTEM
CONTROLLER
IC104 (3/5)
XSACS
8 XSACS
SC1
30 SCK1
SC1R
SO1
29 SOUT1
SI1
28 SIN1
XSARDY
23 XSARDY
XSARST
40 XSARST
SMUTE
78 SMUTE
X38CS
80 XADSPCS
X38IT
21 XADSPINT0
XDACS
79 XDACS
512FS38
149 DSP1ACKI
67 DSP2ACKI
10 MCLK
68 CLK512
512FS
MUTING
CONTROL SWITCH
Q204, 207, 210
MUTING
CONTROL SWITCH
Q205, 208, 211
MUTING
CONTROL SWITCH
Q206, 209, 212
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