Sony KP-44PS2 Service Manual page 51

IC501
MAIN A/D CONVERTER
CN502(1/2)
Q501,521
Y MAIN IN A21 63 VIN(A) D(A)1 6
BUFF
| | Y0-7
13
D(A)8
Q503,523
U MAIN IN A22 31 VIN(C) D(B)1 17
BUFF
| | C0-7
24
D(B)8
Q502,522
50 VIN(B) EXTCLP 55
V MAIN IN A23
BUFF
XSYNC 58
CLK 56
Q601
VP M IN A24
BUFF
IC603
WRITE PLL
Q602
HP M IN A25 4 FINA VCO OUT 3
BUFF
FINB 5
IC504
READ PLL
VCO OUT 3
FINA 4
FINB 5
E1
IC604
TO A BOARD
I/O EXPANDER
CN1201
DAC3 4
SDA A12 14 SDA DAC2 5
15 SCL
SCL B12 DAC1 6
DAC0 7
DAC4 3
SW0 2
SW3 10
SW2 9
SDA
Q904
LEVEL SHIFT
Q905 SCL
LEVEL SHIFT
Q510
Y SUB IN A19
BUFF
Q511
U SUB IN A18
BUFF
Q512
V SUB IN A17
BUFF
HP SUB IN A15
VP SUB IN B16
B3
(DRC,MID-X,VIDEO PROCESS)
– 55 –
IC701
PANORAMA
IC601
DRC
90
|
VOUT24
181 93
|
|
DYO2 122 VIN16 95 DY0-8
VOUT32
188
| |
| DSY2-9 |
190 98
174 DIY0 DYO9 129 VIN24
| 100
| |
197
181
DIY7 70
|
1 VOUT8
DBO2
147 VIN0
| | 73
164 DIC0 | | DSB2-9 | DB0-7
75
7 VOUT15
| | 154
DBO9 VIN7 |
208
171
DIC7 78
60
156 CLP |
VOUT0
DRO2
133 199 VIN8
| 63
157 ADHD
| | DSR2-9 | DR0-7
|
VOUT7 65
161 W13I 140
DRO9 206 VIN15
|
68
17
HD2 102 HSYNC0,1 13-15 17-21 2-4 23 25-29
21 60
VOUT0 | D0-7
16 5 A0
63
V9O 100 VSYNC0,1 |
22 O16-23 |
|
VOUT7 65
12
A7
|
18
117
C54O SCK0,1 68
20
162 IVD
XROMENA 48 22 CE
XRST 15
PLLRST 105
SDA
I2CSDA 13
SCL IC705
I2CSCL 12
160 WPLLHD
2 6 7
PCKREF 57
97 C54I
96 RPLLHD
IC602
95 HREF
16M DRAM
35 CLK
2 3
13 5 6
DQ0
69 GAME | 8 9 DQ0
|
20 11 12
80 S0 DQ0-15 |
DQ15 25 39 40
DQ15
81 S1 | 42 43
32 45 46
86 INSEL
48 49
93 FFSW
59 PXI 35 19
ADDR0
| |
57 FV ADDR0
| 42 24
A0-11 |
58 FH
ADDR11 46 27
ADDR11
| |
49 32
XCAS
7 WE
15
XRAS |
CAS
|
XWE 9
RAS
18
XCS 11
CS
DOM 10 14 LDQM
36 UDOM
IC313
SUB WRITE PLL
IC314
VCO OUT 3
2 4
4 FINA FINB 5
PFD INHBIT 9
Q304
BUFF
IC801
MID-X
D/A CONVERTER
31
|
CRCYIN0
35
DY0-7 | DSPY0 44 13 G2
39
CRCYIN7 | |
| G0-7 |
|
DSPY7 51 20 G9
41
52 23
11
CRCCBIN0 B2
| DSPCB0 53 24
DB0-7 | B0-7 |
|
17 56 25
CRCCBIN7 B9
20 DSPCB7 | |
61 30
21 62
|
| DRCCRIN0 DSPCR0 R2
3
65
24
DR0-7 | | R0-7 | |
26 68
10
DRCCRIN7 DSPCR7 R9
| |
29 71
A8-A16
31 RCK
DSPCLK 79 |
GCK
IC704
33
BCK
EP ROM
XDSPHS 72
X702
XDSPVS 73
15.0MHz
1
XDSPYS 74
10 XDRCHS
XRESET 199
9 XDRCVS
37 DRCDCLK
I C 8 0 2
6 4 M D R A M
99 2
91 DXT1IN 100
4 5
103
X802
7 9
|
17.28MHz
106 10 11
108
88 DXT1OUT 13 31
|
33 34
113
36 37
116
|
39 40 DQ0
SDDAT0
119
| D0-31 42 45 |
148
SDDAT31 DQ31
47 48
149
151 50 51
SDA
|
93 IICSDA
53 54
SCL 155
94 IICSCL 56 74
157
| 76 77
161
79 80
164
82 83
215 ANVGIN |
85
167
Q513
168 VDOYCLVL
BUFF
210 ANCBIN
120 22
| |
Q515 SDADR0 A0
169 VDOCBCLVL
125 27
BUFF
| A0-12 |
128 60
208 ANCRIN SDADR12 A12
| |
134 66
Q514 16 DQM0
170 VDOCRCLVL
BUFF
SDDQM0 147 71 DQM1
28 DQM2
194 VDOCLKIN SDDQM1 146 59 DQM3
SDCKE 142 67 CKE
4 2
202 XVDOHS
137
SDCLKIN 68 CLK
IC316
4 2
196 VDOCLKOUT SDCLK 140
IC315
201 XVDOVS
– 56 –
IC901
CN502(2/2)
Q901,908
GO 44 A7 Y 100 OUT
BUFF
Q902,907
BO 46 A8 U 100 OUT
BUFF
Q903,909
RO 42 A9 V 100 OUT
BUFF
2 4 IC506
A6 HP 100 OUT E2
2 4 IC505 TO A BOARD
B6 VP 100 OUT CN1201
A10 DPC SW
Q519
A11 RESET 100
INV
+5V A13 +5V
+2.5V B13 +2.5V
+3.3V A14 +3.3V
A5V B14 A5V
A16 +9V(NC)
Q517
+4.2V +5V
+4.2V REG
Q516
3.3VGR
+3.3V REG
Q524
A3.3V
+3.3V REG
– 57 –