Block Diagram - Main (2) Section - Sony DVP-NW50 Service Manual

6-3. BLOCK DIAGRAM — MAIN (2) SECTION —
J7
IR IN
1
2
IR REMOTE
4 RXD
IR IN
5
J15
+9V 9
TUNED 4
6
STEREO
SCL 2
TUNER SDA 3
L-CH 5
R-CH 7
J13
1
3
L
LINE
4
IN
R
2
U41
PROTECTOR
J4
MIC
U44 (1/2)
MIC AMP
3
1
2
AC5V
6
7
5
U44 (2/2)
MIC AMP
MIC LEVEL
DETECT
• SIGNAL PATH
: TUNER
: LINE IN
: MIC
: AUDIO(DIGITAL)
: AUDIO(ANALOG)
DVP-NW50
Q11,Q3
INVERTER
A/D,D/A CONVERTER
11 AIN1A
12 AIN1B
9 AIN2A
10 AIN2B
U38
PROTECTOR
25 MIC BIAS
U31
SWITCH
6 5 21 MIC1
3 22 MIC2
2 1 33 AOUTA
7 34 AOUTB
1
D3 D4
U45
Q1
MIC
7
SWITCH
U30
1
4
1
2
D1
7 O2
U29
LEVEL DETECT
6 O1
D2
U11
DE CODER
KEY_CS1
CS1 6 EGPI013
164
EP$KEY00
Y0
15
A0 1 202 HGPI05
I I
EP$KEY01
97 A1 2 201 HGPI04
Y7
8
EP$KEY02
A2 3 HGPI03
200
KEY00
160 FGPI015
KEY SW KEY01
169 FGPI02
S1 - S23
KEY02
FGPI03
168
INT3
101
109 RXD0
135 ADC0
134 ADC1
EGPIO11
140
165 EGPIO12
U9
RVDD
CCLK 2
CDOUT 1
RESET 6
SDIN
SDIN 37
MCLK
MCLK1 44
SCLK MAIN(1)
B
SCLK1 42
SECTION
LRCK
LRCK1 43 (Page 24)
SDOUT
SDOUT 41
MONITOR_CHILD
EGPI009
142
U1
REMOTE CONTROL RECEIVER
U24
2 4
IR OUT 1 INT0
103
25 25
LCD(LIQUID CRYSTAL DISPLAY)
U1 (2/3)
SYSTEM CONTROLLER
EGPI000 6 LCD_DATA
153
EGPI001 152 7 LCD_CLK
EGPI002
151 16 LCD_RS
EGPI003 17 LCD_RESET
148
EGPI010 141 18 CS1
ESD2 ESD3 ESD4
ESD2 - 4
PROTECTOR
D17
GRLED 97
D16
RDLED 98
U10
RESET
U12
4 2
PRSTN 125 7 1
U2
NAND
CGPI00
115 1 1A 1Y 3
U25
TIMER (40KHz)
Q 3 2 1B
TXD0
113
U26
PHYSICAL LAYER TRANSEIVER
TXCLK 181 15 TXCLK
TXEN 16 TXEN
176
TXERR 14 TXER
175
RXCLK 190 10 RXCLK
RXDVAL 9 RXDV
183
RXERR 182 11 RXER
CRS 174 22 CRS/RMII
CLD 21 COL/RMII
173
MDC 192 2 MDC
MDIO
191 1 MDIO
LED0/TEST
MIITXD0 TXD0
177 17
LED1/SPD100
4
I I I I
180 20 LED2/DUPLEX
MIITXD3 TXD3
LED3/NWAYEN
184
MIIRXD0 MIIRXD0
6
4
I
I I
I
186
MIIRXD3 3 MIIRXD3
189
U32
RESET
48 RST
INT1 102 25 INT
U5
AUDIO AMP
V01 5
4 IN
V02 8
DVP-NW50
VCC
LED+ 19
AMP
Q1 DIMMING_COM
D
LED- 20
SECTION
LED DRIVER
ESD1 (Page 27)
PROTECTOR
Q4
J8
IR REMOTE
IR OUT
U37,U39,U40,U42
J23
PROTECTOR
TX+ 41
TX- 40
U39 U40
VCC
RX+ 33
RX- 32
U37 U40
VCC
D21
26
D20
27
D18
28
D13
29
X0 45
Y3
25MHz
X1 46
J3
SPEAKER$VO1
(+) 1
SPEAKER
SPEAKER$VO2
(-) 2