Block Diagram - Sony KP-48PS2 Service Manual

BLOCK DIAGRAM (3)

IC501
MAIN A/D CONVERTER
CN502(1/2)
Q501,521
63 VIN(A)
Y MAIN IN A21
BUFF
Q503,523
U MAIN IN A22
31 VIN(C)
BUFF
Q502,522
V MAIN IN A23 50 VIN(B)
BUFF
Q601
VP M IN A24
BUFF
IC603
WRITE PLL
Q602
HP M IN A25 4 FINA VCO OUT
BUFF
IC504
READ PLL
VCO OUT
E1
IC604
TO BLOCK
I/O EXPANDER
DIAGRAM(2)
A BOARD
CN1201
SDA A12
14 SDA
15 SCL
SCL B12
Q904
LEVEL SHIFT
Q905
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)
IC601
DRC
DYO2 122
|
|
D(A)1 6 174 DIY0 129
DYO9
| Y0-7 |
| |
13 181
D(A)8 DIY7
DBO2
147
D(B)1 DIC0
17 164 | |
| | 154
| C0-7 |
DBO9
24 171
D(B)8 DIC7
EXTCLP 55 156 CLP
DRO2 133
XSYNC 58 157 ADHD
| |
CLK 56 161 W13I 140
DRO9
HD2 102
162 IVD
V9O 100
C54O 117
3
FINB 5 160 WPLLHD
3 97 C54I
FINA 4 96 RPLLHD
IC602
FINB 5 95 HREF
16M DRAM
35 CLK
2 3
13 5 6
DQ0
| 8 9
DAC3 4 69 GAME DQ0
| 20 11 12
DAC2 5 80 S0 DQ0-15 |
39 40
DQ15 25
DAC1 6 81 S1 DQ15
| 42 43
45 46
32
DAC0 7 86 INSEL
48 49
DAC4 3 93 FFSW
SW0 2 59 PXI
35 19
ADDR0
| |
ADDR0
SW3 10 57 FV
| 42 24
A0-11 |
SW2 9 58 FH
46 27
ADDR11
ADDR11
| |
49 32
XCAS 7
WE
15
SDA |
XRAS
| CAS
XWE 9
18 RAS
11
XCS CS
DOM 10 14 LDQM
SCL
36 UDOM
SUB WRITE PLL
IC314
2 4
4 FINA
Q304
BUFF
IC801
MID-X
31
|
CRCYIN0
35
DY0-7
|
39
CRCYIN7
|
41
11
CRCCBIN0
|
DB0-7 |
17
CRCCBIN7
20
21
|
DRCCRIN0
24
DR0-7 |
26
DRCCRIN7
|
29
10 XDRCHS
9 XDRCVS
37 DRCDCLK
91 DXT1IN
X802
17.28MHz
88 DXT1OUT
SDA
93 IICSDA
SCL
94 IICSCL
215 ANVGIN
Q513
168 VDOYCLVL
BUFF
210 ANCBIN
Q515
169 VDOCBCLVL
BUFF
208 ANCRIN
Q514
170 VDOCRCLVL
IC313
BUFF
VCO OUT 3 194 VDOCLKIN
4 2
FINB 5 202 XVDOHS
IC316
4 2
PFD INHBIT 9 196 VDOCLKOUT
IC315
201 XVDOVS
– 32 –
IC901
D/A CONVERTER
DSPY0 44 13 G2
| G0-7 |
| |
51 20 GO 44
DSPY7 G9
52 23
B2
DSPCB0 53 24
BO 46
B0-7 |
| 56 25
| | B9
DSPCB7
61 30
62
RO 42
|
DSPCR0 3 R2
65
| R0-7 | |
68
10
DSPCR7 R9
|
71
RCK
31
DSPCLK 79 |
GCK
33
BCK
XDSPHS 72
XDSPVS 73
XDSPYS 74
XRESET 199
I C 8 0 2
6 4 M D R A M
99
2
100
4 5
103
7 9
|
106 10 11
108
13 31
|
33 34
113
116 36 37
|
39 40
SDDAT0 DQ0
119
| D0-31 42 45 |
148
SDDAT31
47 48 DQ31
149
151 50 51
|
53 54
155
56 74
157
| 76 77 Q517
+4.2V
161
79 80 +4.2V REG
164
82 83
|
167 85
Q516
3.3VGR
+3.3V REG
120 22
| |
SDADR0 A0
125 27
| A0-12 |
Q524
128 60
A3.3V
SDADR12 A12 +3.3V REG
| |
134 66
16 DQM0
SDDQM0 147 71 DQM1
28 DQM2
SDDQM1 146 59 DQM3
SDCKE 142 67 CKE
SDCLKIN 137
68 CLK
SDCLK 140
KP-48PS2/61PS2
RM-903
CN502(2/2)
Q901,908
A7 Y 100 OUT
BUFF
Q902,907
A8 U 100 OUT
BUFF
Q903,909
A9 V 100 OUT
BUFF
IC506
2 4
A6 HP 100 OUT E2
2 4 IC505
TO BLOCK
B6 VP 100 OUT DIAGRAM(2)
A BOARD
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)
+5V