Sanyo DC-DVD888 Service Manual page 57

IC BLOCK DIAGRAM & DESCRIPTION
IC241 LC7212M-D(Pll Synthesizer)
XOUT
IC450 LC75342M(2 Band Equalizer)
L4
L3
L2
L1
NC
NC
R1
R2
R3
R4
Vssx 2
XIN 1
24
FMIN
17 1/2
AMIN 16
CE
3
DI 4
CCB
I / F
CL 5
DO 6
POWER
V 18 ON
DD
RESET
Vssd 15
LSELO LIN LTRE
10 9
11
12
13
14
15
16
17
18
19
20
21 22
RSELO RIN RTRE
REFERENCE
DIVIDER
SWALLOW COUNTER
1/16, 1/17 4bits
12bits PROGRAMMABLE
DIVIDER
DATA SHIFT REGISTER LATCH
8 9 10 11 14
7
BO1 BO2 BO3 BO4 IO1 IO2
LBASS1 LBASS2
8 7 6
LVref
CONTROL
CIRCUIT
LOGIC CCB
CIRCUIT INTERFACE
CONTROL
CIRCUIT
RVref
23 24 25
RBASS1 RBASS2
- 63 -
19 PD
PHASE DETECTOR
CHARGE PUMP
20
AIN
UNLOCK
DETECTOR
21 AOUT
22
Vssa
UNIVERSAL
13
IFIN
COUNTER
LOUT
5
4 TEST
3 V
SS
2 CE
1 DI
30
CL
29 V
DD
28
Vref
27 NC
26
ROUT