Main Assy Block Diagram - Pioneer DVR-520H-S Service Manual

1

3.1.3 MAIN ASSY BLOCK DIAGRAM

QQ
3 7 63 1515 0
C
A
MAIN ASSY
(VWV2025)
To JCKB ASSY
B
To JCKB ASSY
C
TE
L 13942296513
D
E
www
F
20
1
http://www.xiaoyu163.com
2
AUDIO LR OUT
AUDIO LR IN
VIDEO Y,C,Yp,Cb,Cr OUT
VIDEO Y,C IN
AGC,ACC
D.OUT
CD D.OUT
TO TUNER u-COM
IC1301
ENC
SDRAM
MT48LC4M32B2TG-7
IC1201
DEC
SDRAM
W986416DH-6
To Writer
ARCLK0
To H.D.D
x ao
y
. i
DVR-520H-S
2
http://www.xiaoyu163.com
3
8
IC3251
AK5357VT
Q2101-Q2105
IC2301
ECLK0
IC1001
M65673WG
1 Chip System Codec
Q Q
3 6 7 1 3
DCLK0
• MPEG2 PS Encode
• AC-3/Linear PCM Audio Encode
• 2ch ATA/ATAPI Interface
• MPEG2 PS Decode
• AC-3/MPEG1/Linear PCM Audio Decode
IC1102
FLASH
CN1901
u163
VYW2176
.
3
4
2 9 9 4 2 8
IC3201
IC3101
PCM1742KE
A/D DAC
1 5 0 5 8 2 9 9 4
IC1103
Backup
m
SRAM
co
CY62148VLL-70ZI
4
9 9
2 8 9 9