Sony KF-50XBR800 Service Manual page 74

BLOCK DIAGRAM (4)
Y0-7 Y0-7
CR0-7 CR0-7
CB0-7 CB0-7
DRCDCLK
TO BB
XDRCVS
(1/2)
XDRCHS
Y-CL
CLP
CB-CL
CR-CL
Q8609
BUFFER
Y0-7 Y0-7
B0-7 B0-7
R0-7 R0-7
VDO
SYS
SUB
IC3408 IC3410
MID-X D/A CONV.
DSPY0 44 13 G2 GO
44
I I
I Y0-7 I
31
DSPY7 51 20 G9
I
35 DRCYIN0 62
RO 47
• I
I
DSPCR0
39 65 3 R2
DRCYIN7
I
I • CR0-7 I I
BO 46
41 DSPCR7 68 10
R9
I
21
71
I
DRCRIN0
24 52
37
VREF
• •
I
26 DSPCB0 53 44 B2
DRCRIN7
I
I • CB0-7 I I
29 DSPCB7 56 51
B9
I
11 61
• DRCBIN0
79 51 RCK
DSPCLK
17
I
• GCK
52
DRCBIN7
20
53 BCK
ANREF1 213
ANREF2 212
Q3402
IICSCL
94
LEVEL SHIFT
Q3404
IICSDA 93
LEVE SHIFT
XD PYS 74
IC3411(2/2)
MID HS
XDSPHS 72
3 3
MID VS
1 7
XDSPVS 73
IC3411 (1/2)
Q3093
91 DXT1IN
X3401
IC3402
18.543956MHz
88 DXT1OUT
64M SDRAM
31 22
I
I
SDADR3
35
27 A0
I
•
•
I
SDADR12
39 60
A12
37 DRCDCLK I
I
41
66
9 XDRCVS
99
10 XDRCHS 2
•
4•5
100
7•8
•
103
10•11
I
13
106
31
•
Q8604
33•34
168 VDOYCLVL 108
BUFFER 36•37
I
113 39•40 DQ0
Q8605 SDDAT0
169 VDOBCLVL
•
42 I
BUFFER
I
116
45 DQ31
SDDAT31
I
170 VDOCRCLVL
47•48
119
50•51
•
171
148 53•54
I
•
56
173 VDOYIN0 149
74
• •
I
76•77
176 151
VDOYIN7 79•80
I
I
155 82•83
180
•
85
181 157
I
I
VDOCIN0 161
185
•
• I
164
190
VDOCIN7
I
I
167
192
SDCS 135 20 CS
186
I 137 68 CLK
SDCLKIN
AUXCIN0
189
SDCLK 140
• I
232 141 19 RAS
AUXCIN7 SDRAS
I
CKE
SDCKE 142 67
235
DOTCLK
SDCAS 143 18
CAS
VDOCLKIN
194
DYNC
SDWE 144 17 WE
202 XVDOHS
PLLHOLD SDDQM0 DQM0
147 16
196 VDOPLLHOLD
EXTCLP
71 DQM1
205 VDOCLAMP
SDDQM1 146 28 DQM2
59 DQM3
XREST 199
IC2801
YCJ
Q2952
Q3410 Q3411,2951
47 Y-IN B_OUT 28
BUFFER BUFFER BUFFER
Q3417,3418
ATT SW
Q3415 Q3413
49 CF-IN R_OUT 32
BUFFER BUFFER
Q3421,3422
ATT SW
Q3412
Q3414
48 CB-IN G_OUT 30
BUFFER BUFFER
Q3419,3420
ATT SW
Q2953,2954
TRAP
5V
IK_IN 24
63 CERA
X2801
2.7MHz Q2805,2806
LIMITER
IC2805
DELAY
13 1Q
1A 1 VTIM 20
4
1Q VPROT 56
9 2A 1B 2 4 H
2Q SCP 54
5
Q2822 Q2823
10 2B 2Q 12
VS-IN
6
41
SCL_M3 YF_OFF
VM_OUT 42
Q2970 Q28969
CLK1
53 SCL 1
HP_IN
SDA_M3
HS_IN
55
DAT1
52 SDA
YSYM 34
51 F1 R_IN 38
G_IN 37
Q2968
B_IN 36
IC3090
MID CONTROL
MS.VGA
10 MS.VGA
MS
8 MS
TRAP
15 TRAP
FULL/NORMAL
IC3089 16
FULL/NORMAL
EEPROM
SDA-M3
DAT 95
5 D0
42
X1
SCL-M3
CLK 6 97 C0
WP NVM-WP
7 33
X2 43
AA 8
Q3089,3090
65
5V SWITCH
5V
96
DAT1
99
D2
C1
98
CLK1
C2
100
45
RST
S-HD
63 OSD-HSYNC
S-VD
64 OSD-VSYNC
SUBG
69 G
MD BUSY
53 SUB-BUSY
MIDBUNT
57 B-INT
55 VP-MA-IN
D3404
MS_RST
11
IC3403
LEVEL DETECT
4 5 2.5V-1
Q3416
– 73 –
Q2959,2966 Q2967
1
BUFFER BUFFER
Q2961,2962 Q2963
5
BUFFER BUFFER
Q2960,2964 Q2965
3
BUFFER BUFFER
Q2955-2958
14 15 4 IC2804
Q2971-2977
11 A X Y Z V-SYNC
IK DETECT
B TIMING
10
9 C
11
12 13 2 1 5 3
Q2809 7
Q2808
9
Q2950
Q2949
BUFFER 5V
IC2083
DC SUPPLY
1
4
9V
2
7
IC2082
1
4
2
9
10
8
2
4
6
9V 19
5V 16
IC3302
1.8V REG
1.8V
FOR
OUT IN
3.3V
IC3303
(VD)
IC3401
IC2930
+2.5V REG
EEPROM
2.5V-1
FOR
OUT IN
O.S. 3 5V
IC3408
A0 7
(VDD)
IC3411 A1 6
+2.5V REG 30
SDA 1
2.5V-2
X3092
SCL 2 20
20MHz FOR
OUT IN
IC3408 A2 5
(AVCC)
IC3606
+3V REG
OUT IN
ADC3V 5V
IC3091
RESET
4 RST IN 5 5V
RST
IC3002 IC3004
Q3092
3.3V REG 5V REG
OUT IN OUT IN
3.3V-1 5V
FOR IC3003
(VDD)
5V-1
BB
(2/2) (DRC,AMDP,MID-X)
KF-50XBR800/60XBR800
K
RM-Y912 RM-Y912
CN2805
B
R
G
C4
TO
C BOARD
CN5005
HOLD
V
H
CN2804
OSD V
OSD H
SCP
OSD YSYM
OSD R
OSD G
OSD B
9V
5V
G
TO
A BOARD
CN1018
SDA-E
SCL-E