Panasonic PV-D4733S-K Service Manual page 106

SD BLOCK DIAGRAM (Model : PV-D4763S-K)
SD C.B.A.
SD
IC2406 (SD INTERFACE)
CONNECTOR
P2401
29 SDDAT0
7
P2401
SDDAT1
28
8
3
P2401 MND(0-15)
35 SDDAT2
9 18
P2401
34 SDDAT3
1
SD
CARD P2401
SDCLK
31
5
P2401
26 SDWP
12
41
P2401
SDCD
27
MNA(0-7)
10
47
P2401
33 SDCMD
2
EM OE
48
VCC(+3.3V)
22
36 VCC(+3.3V) EM WE 1
30 VCC(+3.3V)
SD RESET 2
EM CS 3 19
SD IRQ 24
A
27MHz CLOCK
21
IC2205 (FLASH MEMORY)
+D3.3V 37 VCC(+3.3V) 29
36
DQ(0-15)
38
45
1
9
A(0-19) 16
25
48
EM WE
11
RESET(L) 12
RY-BY 15
EM CS 0 26
EM 0E
28
NOT USED IC2009
+D3.3V 2 RESET 1
P2001
SD RESET(L)
8
P2001
SD CS(L)
9
P2001
TO SYSTEM
SD READY(L)
10
CONTROL
BLOCK
P2001
SERIAL DATA 1
DIAGRAM
13
P2001
SERIAL DATA 0 1 6
12
P2001
SERIAL CLOCK 3 7
11
IC2004
(BUFFER)
IC2002 (MULTIMEDIA DIGTAL IMAGE PROCESSOR)
1
D 4
6
ARM D(0-15) 7
9
17
256
BURST
CODEC
VIDEO
232
INTERFACE
235
238
ARM A(0-19)
245
247
OSD
254
226
222
MEMORY
INTERFACE
40
219
51
I
33 27MHz CLOCK
IC2008
2
F/F 4 PCLK (13.5MHz)
118
1
VCC
(+3.3V)
5
+D3.3V
48
216 EM CS 0
55 SD RESET(L)
5,21,42,78,116,128,
30 SD CS(L)
129,148,172,208,214,
236
31 SD READY(L)
8,29,46,65,71,85,100,
75 SERIAL DATA 1
139,160,178,195,221,
246
68 SERIAL DATA 0
74 SERIAL CLOCK
IC2213 (DIGITAL VIDEO ENCODER)
80 E
25
cb
84 INTERPOLATING
Y DATA(0-7) MODULATOR
86 cr FILTER
32
88
SUB CARRIER
GENERATOR
89 F 38
DUMUX
91 41
C DATA(0-7)
93 44
INTERPOLATING
Y OFFSET
FILTER
97 47
CGMS CC
GEN. GEN.
VIDEO MUTE 47 33
B
H-SYNC
98 36 SYNC
V-SYNC 99 35 GENERATOR
C
RESET 39 23
21 27MHz CLOCK
2 C SERIAL CLOCK 2
37 18 I C BUS
I 2 C SERIAL DATA INTERFACE
36 17
Q2001
V-REF
DSP XF 35
X2001
(27MHz)
OSC 1 131
OSC
OSC 2
130
IC2001 (128M SDRAM)
VCC(+3.3V) +D3.3V
183 2 1
VCC(+3.3V) 3
194 13
SDR DQ(0-15) DQ(0-15) VCC(+3.3V) 9
196 42
VCC(+3.3V) 14
VCC(+3.3V)
199 53 43
VCC(+3.3V)
49
145 VCC(+3.3V) 27
146
20
149
150
26
SDR A(0-14) A(0-14)
152
29
159
35
161
162
SDRAM RAS SDRAM RAS
134 18
SDRAM CAS 135 17 SDRAM CAS
SDRAM WE 136 16 SDRAM WE
SDRAM CS0 137 19 SDRAM CS0
SDRAM CKE 138 37 SDRAM CKE
SDRAM DQMLH SDRAM DQMLH
143 39
SDRAM DQMLL SDRAM DQMLL
144 15
SDRAM CLOCK 200 38 SDRAM CLOCK
VCC(+1.8V) +1.8V
VCC(+3.3V) +D3.3V
IC2214 (VIDEO AMP)
G
Q2211
DAC 1 BUFFER 4 LPF DRIVE
VCC(+5V)
VCC(+5V)
Q1303
PR1301
+A5V
VCC(+3.3V)
22
VCC(+3.3V) 43 +D3.3V
Q1302
VCC(+3.3V) 3 +A3.3V
VCC(+3.3V) 6
VCC(+3.3V)
9
Q1304
VCC(+3.3V) PR1302
12
+D3.3V
+A3.3V
IC2007
Q1301
3 +1.8V
+1.8V 2
REGULATOR
B C D
A
3.7Vp-p 3.3Vp-p V1 3.3Vp-p
V1 V1 V1
20 ns 20 µs 5 ms 1 V
2 V 1 V 1 V
E F G H
V1 3.3Vp-p V1 V1 1.2Vp-p V1
3.3Vp-p
40 µs 100 ns 1 V 20 µs 1 V
1 V 1 V
SD VIDEO SIGNAL
H
TP2201
TO VIDEO
P2001
13 SD VIDEO BLOCK
2
DIAGRAM
1
+A5V
16
UNSW+5V
(FROM IC6001(57))
SD POWER ON(H)
UNSW+3.3V
4.4Vp-p
2 µs
1.8Vp-p
20 µs
SD BLOCK DIAGRAM
PV-D4763S-K