Dvd/Hd Mpeg Pcb Assy(3/6) - Pioneer DVR-RT501-S Service Manual

1

3.5 DVD/HD MPEG PCB ASSY(3/6)

QQ
3 7 63 1515 0
A 3/6 DVD/HD MPEG PCB ASSY
A
(A2G002HB10:DVR-RT501)
(A2G003HB10:DVR-RT401)
•MEMORY BLOCK
B
C
TE
L 13942296513
A
D
E
www
F
A 3/6
36
1
http://www.xiaoyu163.com
2
RAMDAT0
RAMDAT1
RAMDAT2
RAMDAT3
RAMDAT4
RAMDAT5
RAMDAT6
RAMDAT7
RAMDQM
RAMWE
RAMCAS
RAMRAS
RAMCS
RAMBA0
RAMBA1
RAMADD10
RAMADD0
FROM/TO MPEG
RAMADD1
RAMADD2
RAMDAT31
RAMDAT30
RAMADD3
RAMDAT29
RAMDAT28
RAMDAT27
RAMDAT26
RAMDAT25
RAMDAT24
RAMDAT23
RAMDAT22
RAMDAT21
RAMDAT20
RAMDAT19
RAMDAT18
RAMDAT17
RAMDAT16
RAMDAT15
2/6
RAMDAT14
RAMDAT13
RAMDAT12 RAMDAT16
RAMDAT11
RAMDAT10
RAMDAT9
RAMDAT17
RAMDAT8
RAMDAT18
RAMDAT7
RAMDAT6
RAMDAT5
RAMDAT19
RAMDAT4
RAMDAT3
RAMDAT20
RAMDAT2
RAMDAT1
RAMDAT0 RAMDAT21
RAMADD12
RAMDAT22
RAMADD11
RAMADD10
RAMADD9
RAMDAT23
RAMADD8
RAMADD7
RAMADD6
RAMDQM
RAMADD5
RAMWE
RAMADD4
RAMADD3
RAMCAS
RAMADD2
RAMRAS
RAMADD1
RAMADD0
RAMCS
PCLK
RAMBA0
RAMCLE
RAMDQM
RAMBA1
RAMWE
RAMADD10
RAMCAS
RAMRAS
RAMADD0
RAMCS
RAMADD1
RAMBA0
RAMBA1
RAMADD2
PNVMCE
RAMADD3
RESET
FROM/TO AV IN/OUT
+3.3V
A 5/6
GND
x ao
y
. i
DVR-RT501-S
2
http://www.xiaoyu163.com
3
8
SDRAM (128or256Mbit)
IC4004 MT48LC8M16A2P-7E
C4153
3.3
VCC VSS
0.01 B 0.1
DQ0 DQ15
C4048
3.3
VCCQ VSSQ
0.1 F 0.2
DQ1 DQ14
0.1
DQ2 DQ13
0
VSSQ VCCQ
0.1
DQ3 DQ12
0.1
DQ4 DQ11
3.3
VCCQ VSSQ
0.1
DQ5 DQ10
0.2
DQ6 DQ9
0
VSSQ VCCQ
0.3
DQ7 DQ8
C4049
3.3
VCC VSS
0.1 F 0
LDQM NC
3.3
WE UDQM
3.3
CAS CLK
3.3
RAS CKE
3.3
CS A12
1.3
A13 (BA0) A11
1.4
A12 (BA1) A9
0.8
A10 A8
0.2
A0 A7
0.1
A1 A6
0.1
A2 A5
0.1
A3 A4
C4052
3.3
VCC VSS
0.1 F
C4154
0.001 B
Q Q
3 6 7 1 3
SDRAM (128or256Mbit)
IC4005 MT48LC8M16A2P-7E
C4155
3.3
VCC VSS
0.01 B 0
DQ0 DQ15
C4050
3.3
VCCQ VSSQ
0.1 F 0
DQ1 DQ14
0
DQ2 DQ13
0
VSSQ VCCQ
0
DQ3 DQ12
0
DQ4 DQ11
3.3
VCCQ VSSQ
0
DQ5 DQ10
0
DQ6 DQ9
0
VSSQ VCCQ
0
DQ7 DQ8
C4051
3.3
VCC VSS
0.1 F 0
LDQM NC
3.1
WE UDQM
3.1
CAS CLK
3.0
RAS CKE
2.8
CS A12
1.4
A13 (BA0) A11
1.4
A12 (BA1) A9
0.4
A10 A8
0.4
A0 A7
0.3
A1 A6
0.6
A2 A5
0.6
A3 A4
C4053
3.3
VCC VSS
0.1 F
C4156
0.001 B
u163
.
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
3
4
2 9 9 4 2 8
0
0.5 RAMDAT15
0
0.6 RAMDAT14
0.4 RAMDAT13
C4055
3.3
0.5 0.1 F RAMDAT12
0.6
RAMDAT11
0
0.7 RAMDAT10
0.5 RAMDAT9
C4056
3.3
0.7 0.1 F RAMDAT8
0
0
NC NC
0 RAMDQM
1.5
PCLK
3.3 RAMCLE
0 RAMADD12
0 RAMADD11
0
RAMADD9
0.2
RAMADD8
0 RAMADD7
0.1 RAMADD6
0.1 RAMADD5
0.1
RAMADD4
0
1 5 0 5 8 2 9 9 4
0
0.7 RAMDAT31
0
0.1
RAMDAT30
0.1 RAMDAT29
C4057
3.3
0.1 0.1 F RAMDAT28
0.1
RAMDAT27
0
0.1 RAMDAT26
0.1 RAMDAT25
C4058
3.3
0.2 0.1 F
RAMDAT24
0
16
0
NC NC
0 RAMDQM
1.5
PCLK
3.3
RAMCLE
0.1 RAMADD12
0.2 RAMADD11
0.1 RAMADD9
0.5
RAMADD8
0.5 RAMADD7
0.5 RAMADD6
0.5 RAMADD5
0.5 RAMADD4
0
m
co
4
9 9
2 8 9 9