Sony DVP-NW50 Service Manual ▷ View online
25
25
DVP-NW50
DVP-NW50
6-3. BLOCK DIAGRAM — MAIN (2) SECTION —
9
+9V
4
TUNED
6
STEREO
2
SCL
3
SDA
5
L-CH
7
R-CH
U9
A/D,D/A CONVERTER
U11
DE CODER
U1 (2/3)
SYSTEM CONTROLLER
8
11 AIN1A
12 AIN1B
9 AIN2A
10 AIN2B
25 MIC BIAS
21 MIC1
22 MIC2
33 AOUTA
34 AOUTB
37
SDIN
44
MCLK1
42
SCLK1
2
CCLK
1
CDOUT
6
RESET
43
LRCK1
41
SDOUT
SDOUT
MONITOR_CHILD
LRCK
SCLK
MCLK
SDIN
1
IN
U29
LEVEL DETECT
U24
U1
REMOTE CONTROL RECEIVER
D1
D2
D3 D4
MAIN(1)
SECTION
(Page 24)
135
ADC0
134
ADC1
101
INT3
109
RXD0
140
EGPIO11
160
FGPI015
169
FGPI02
168
FGPI03
164
EGPI013
202
HGPI05
201
HGPI04
200
HGPI03
KEY00
KEY01
KEY02
KEY_CS1
EP$KEY00
EP$KEY01
EP$KEY02
165
EGPIO12
6
15
I
97
Y0
I
Y7
CS1
1
A0
2
A1
3
A2
142
EGPI009
103
INT0
181
TXCLK
176
TXEN
113
TXD0
115
125
CGPI00
175
TXERR
190
RXCLK
183
RXDVAL
182
RXERR
174
CRS
173
CLD
192
MDC
191
MDIO
102
INT1
177
I
180
MIITXD0
I
MIITXD3
184
I
186
189
189
MIIRXD0
I
MIIRXD3
4
4
25 INT
48 RST
U32
RESET
U5
AUDIO AMP
15 TXCLK
16 TXEN
14 TXER
10 RXCLK
9 RXDV
11 RXER
22 CRS/RMII
21 COL/RMII
2 MDC
1 MDIO
U26
PHYSICAL LAYER TRANSEIVER
U37,U39,U40,U42
PROTECTOR
U25
TIMER (40KHz)
3
Q
U2
NAND
3
1Y
Q4
D17
D16
97
GRLED
98
RDLED
PRSTN
U10
RESET
U12
153
EGPI000
152
EGPI001
151
EGPI002
148
EGPI003
141
EGPI010
7 LCD_CLK
6 LCD_DATA
16 LCD_RS
17 LCD_RESET
18 CS1
19
LED+
20
LED-
AMP
SECTION
(Page 27)
41
TX+
40
TX-
33
RX+
32
RX-
26
LED0/TEST
27
LED1/SPD100
28
LED2/DUPLEX
29
LED3/NWAYEN
45
X0
46
X1
5
V01
8
V02
Q1
LED DRIVER
4 IN
J7
J13
J4
MIC
AC5V
J15
TUNER
IR IN
RXD
IR REMOTE
IR IN
LINE
IN
L
R
1
2
4
4
5
1
3
4
2
U41
PROTECTOR
U44 (1/2)
MIC AMP
MIC AMP
U38
PROTECTOR
U31
SWITCH
U30
Q1
U45
MIC LEVEL
DETECT
7 O2
6 O1
1
1
7
3
2
U44 (2/2)
MIC AMP
MIC AMP
6
5
2
4
B
RVDD
2
4
J8
IR REMOTE
IR OUT
4
2
LCD(LIQUID CRYSTAL DISPLAY)
ESD2
ESD3
ESD2 - 4
PROTECTOR
ESD4
ESD1
PROTECTOR
D
U39
U40
VCC
J23
J3
U37
U40
D21
(+) 1
(-) 2
SPEAKER$VO1
SPEAKER
SPEAKER$VO2
D20
D18
D13
Y3
25MHz
• SIGNAL PATH
: AUDIO(DIGITAL)
: AUDIO(ANALOG)
: TUNER
: LINE IN
: MIC
Q11,Q3
INVERTER
6
3
5
1
7
2
1
IN
7
O2
KEY SW
S1 - S23
MIC
SWITCH
VCC
DIMMING_COM
VCC
1
IR OUT
6
I
3
MIIRXD0
I
MIIRXD3
TXD0
I
TXD3
17
I
20
2
1
1B
7
1
1A
26
26
DVP-NW50
DVP-NW50
6-4. BLOCK DIAGRAM — MAIN (3) SECTION —
14 CE0
16 RST
54 OE
55 WE
15 LDQM
39 UDQM
16 WE
17 CAS
18 RAS
37 CKE
38 CK
19 CS
U4
FLASH MEMORY
U3
SDRAM
U1 (3/3)
SYSTEM CONTROLLER
U22
OSC
U15
OSC
137
RTCXTALI
118
XTALI
155
TRSTN
77
TCK
78
TDI
79
TDO
80
TMS
D15
L11
RVDD (3.3V)
3.3VDC
CVDD (1.8V)
CD$VCC3V
D14
14VDC
VCC5V
CD$VCC5V
12T05VCC
VCC9V
AMP
SECTION
(Page 27)
U13
REG
U14
+5V REG
U20
+9V REG
2
CS6
124
RSTON
193
RDN
194
WRN
RVDD
24
DQM0
23
DQM1
14
SD WEN
22
CASN
21
RASN
208
SDCLKEN
10
SDCLK
15
SDCSN3
4
2
4
2
JTAG PART
J3
E
X1
14.7456MHz
Y1
36.768KHz
48,46
44,40
38,36
32,30
73,71
69,65
63,61
59,55
44,40
38,36
32,30
73,71
69,65
63,61
59,55
195,196
205,206
205,206
207,26
25,11
AD0
I
AD23
DA0
I
DA15
A1
I
A23
DQ0
I
DQ15
A0-A12
I
BA0,BA1
DQ0
I
DQ15
74,72
70,68
64,62
60,56
47,45
43,39
37,33
31,29
70,68
64,62
60,56
47,45
43,39
37,33
31,29
20,21
22-26
29-36
22-26
29-36
2,4,5,7,8,10,11
13,42,44,45,47
13,42,44,45,47
48,50,51,53
28 - 17
13 - 10
13 - 10
8 - 3, 1, 30
33,35,38,40,44
46,49,51,34,36
46,49,51,34,36
39,41,45,47,50,52
ADDRES BUS
DATA BUS
EP$RD
EP$WR
27
27
DVP-NW50
DVP-NW50
6-5. BLOCK DIAGRAM — AMP SECTION —
(+)
(–)
(+)
(–)
(+)
(–)
Q402, 403
DC
DETECT
J401-A
J402-B
J501-A
J501-B
J601-A
J601-B
J103
FRONT
R
(+)
(–)
Q404, 405
DC
DETECT
FRONT
L
Q501, 502
DC
DETECT
(+)
(–)
Q503, 504
DC
DETECT
Q601, 602
DC
DETECT
SUR
L
SD
13
2
17
4 RESET
(+)
(–)
SD
13
13
2
17
4 RESET
SD
2
17
4 RESET
13
SD
2
17
4 RESET
13
SD
2
17
4 RESET
13
U402
DIGITAL AUDIO AMP
U403
DIGITAL AUDIO AMP
U501
DIGITAL AUDIO AMP
U502
DIGITAL AUDIO AMP
U601
DIGITAL AUDIO AMP
U602
DIGITAL AUDIO AMP
U101
SD
2 PWM_BP
17
4
PWM_AP
RESET
OUT_B
25
26
29
30
25
26
29
30
25
26
29
30
25
26
29
30
25
26
29
30
25
26
29
30
OUT_A
U401
DIGITAL AUDIO
PROCESSOR
U301
DIGITAL SIGNAL
PROCESSOR
41
PWM_P_1
107
102
AFSX1
ACLKX1
110
AHCLKX1
97
AXR0(11)
95
AXR0(12)
94
AXR0(13)
92
AXR0(14)
PWM_M_1 40
43
PWM_P_2
PWM_M_2 42
45
PWM_P_3
PWM_M_3 44
47
PWM_P_4
PWM_M_4 46
50
PWM_P_7
PWM_M_7 49
52
PWM_P_8
PWM_M_8 51
VALID 39
BKND_ERR 37
26 LRCLK
144 CLKIN
110 AHCLKX1
MCLK
LRCK
SCLK
SDATA
MAIN(1)
SECTION
SECTION
(Page 24)
MAIN(2)
SECTION
SECTION
(Page 25)
88 AFSR1
89 ACLKR1
91 AXR0(15)
125
RESET
U201
MICRO
CONTROLLER
U202
SPI SERIAL
MEMORY
4
RESET
1
CS
6
SCK
5
SI
2
SO
9 PD0(RXD)
10 PD1(TXD)
16 PD7(OC2)
7 XTAL2
8 XTAL1
19 XTL_OUT
20 XTL_IN
37 PA0(ADC0)
36 PA1(ADC1)
35 PA2(ADC2)
34 PA3(ADC3)
40
PB0(TXK/TO)
27 SCLK
28 SDIN4
19
PCO(SCL)
25 SCL
20
PC1(SDA)
24 SDA
14
PD5(OC1A)
12
PD3(INT1)
21
PC2(TMS)
11 RESET
42
PB2(AIN0/INT2)
32 PSVC
SDIN3
SDIN2
SDIN1
29
30
31
63 MCLK
14 MUTE
PWM_BP
PWM_AP
OUT_B
OUT_A
PWM_BP
PWM_AP
OUT_B
OUT_A
PWM_BP
PWM_AP
OUT_B
OUT_A
PWM_BP
PWM_AP
OUT_B
OUT_A
PWM_BP
PWM_AP
OUT_B
OUT_A
Q603, 604
DC
DETECT
Q101
CURRENT
DETECTOR
SUR
R
CENTER
SUB WOOFER
DC IN
Q401
PROTECT DETECT
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
RXD_ARM
TXD_ARM
DIMMNG_CON
25
DR1
1
PB5(MOSI)
21
DX1
2
PB6(MISO)
20
FSX1
3
PB7(SCK)
22
CLKX1
44
PB4(SS)
105
AMUTE1
11
PD2(INTD)
MAIN(3)
SECTION
(Page 26)
(Page 26)
(TO AC-NW50)
SPEAKERS
(IMPEDANCE
USE 8-16
USE 8-16
Ω)
+3.3V REG
U102
+1.25V REG
U103
+12V REG
1.25V(CVDD)
3.3V(DVDD)
VCC3.3V
29.5V
14V
29.5V
3.3VCC
VCC12V
3.3VDC
14VDC
24.576MHz
X301
X201
7.3728MHz
X401
13.5MHz
3.3VCC
C
D
E
• SIGNAL PATH
: AUDIO(DIGITAL)
: AUDIO(ANALOG)
28
28
DVP-NW50
DVP-NW50
6-6. PRINTED WIRING BOARD — DVD SERVO SECTION —
•
See page 22 for Circuit Boards Location.
U3
U2
U4
U10
U8
U7
U6
U9
DVD SERVO BOARD
(SIDE A)
DVD SERVO BOARD
(SIDE B)
E
E
E
E
E
E
E
E
E
E
E
E
OPTICAL
PICK-UP
BLOCK
PICK-UP
BLOCK
DVD
MECHANISM
DECK
MECHANISM
DECK
1
27
28
54
1
1
2
3
4
1
24
25
48
8
5
CN1
1
1
4
8
5
5
1
38
102
65
128
103
39
64
1
1
6
CN6
108
109
162
163
216
1
54
55
CN2
CN10
1
15
A
MAIN
BOARD
J11
(Page 33)
B
MAIN
BOARD
J6
(Page 33)
1
4
MOTOR BOARD
(SIDE A)
MOTOR BOARD
(SIDE B)
M
M1
(LOADING)
CON1
5
1
1
2
A
B
C
D
E
G
H
F
3
4
5
6
7
9
8
10
11
12
13
14
• Semiconductor
Location
Ref. No.
Location
D1
F-3
D2
C-4
Q1
C-2
Q2
C-3
Q3
C-3
Q4
C-2
Q5
D-2
Q6
C-2
Q7
D-2
Q8
D-3
Q9
D-3
Q10
G-9
Q11
G-9
Q12
G-10
U2
D-11
U3
D-9
U4
F-12
U6
C-6
U7
D-5
U8
C-5
U9
B-6
U10
C-12
Click on the first or last page to see other DVP-NW50 service manuals if exist.