Pioneer DEQ-P800/UC Service Manual page 37

5
Block diagram
D B L
D I R P C O
PLL
DIR Clock
(25MHz)
D I R S D O
S D I A
S U R E N C
K A R A O K E
M U T E
C R C
CRC
A C 3 D A T A
D T S D A T A
N O N P C M
Z E R O F L G
X I
X O PLL
C P O
DSP Clock
(30MHz)
S D O A 0
S D O A 1
S D O A 2
S D I B 0
S D I B 1
S D I B 2
S D I B 3
R A M D 0 - 1 5
C A S N
R A S N
R A M W E N
R A M O E N
R A M A 0 - 1 7
O V F B / E N D
5
6
7 6
VMOD BSMOD DDINSEL
DIR
DIRO Interface
SDIASEL
SDIA Interface
MainDSP
(AC-3/ProLogicII/
DTS Decoder)
SDOA Interface
L,R
LS,RS
C,LFE
SDIBSEL
SDIB Interface
SubDSP
SDOB Interface
DEQ-P8000/UC
6
7
5
IPORT5-7
UMOD CMOD
SDIACKSEL
Coefficient .
Program
RAM
7
8
A
D I R M C K B
D I R B C K
D I R W C K
S D B C K I 0
S D W C K I 0
/ S D B C K O
C
I P O R T 0 - 4
/ C S
S O
SI
S C K
O P O R T 0 - 7
D
E
F
37
8