Denon UD-M31 Service Manual page 19

LC75342M(IC302)
DI
1
CE
2
VSS
3
TEST
4
LOUT
5
LBASS2
6
LBASS1
7
LTRE
8
LIN
9
LSELO
10
L4
11
L3
12
L2
13
L1
14
NC
15
ROUT
26
NC
27
V 28
ref
V
29
DD
30
CL
1
DI
CE 2
3
Vss
TEST
4
5
LOUT
LC72720NM(IC303)
Vref 1 24 SYR
MPXIN 2 23 CE
Vdda 3 22 DI
Vssa 4 21 CL
FLOUT 5 20 DO
CIN 6 19 RDS-ID
T1 7 18 SYNC
T2 8 17 T7 (CORREC/ARI-ID/BEO)
T3 (RDCL) 9 16 T6 (ERROR/57K/BE1)
T4 (RDDA) 10 15 Vssd
T5 (RSFT) 11 14 Vddd
XOUT 12 13 XIN
CL
30
VDD
29
VREF
28
NC
27
ROUT
26
RBASS2
25
RBASS1
24
RTRE
23
RIN
22
RSELO
21
R4
20
R3
19
R2
18
R1
17
NC
16
RBASS2 RBASS1
25 24
-
-
+
+
+
RVref
-
CCB
INTERFACE
+
LVref
-
+
+
-
-
6 7
LBASS2 LBASS1
Vdda
REFERENCE
VOLTAGE
Vssa
ANTIALIASING
MPXIN
FILTER
DO
CL
DI
CE
T1
T2
T3 T7
RTRE RIN RSELO
23 22 21
-
+
CONTROL
CIRCUIT
LOGIC
CIRCUIT
CONTROL
CIRCUIT
+
-
9
8 10
LTRE
LIN LSELO
FLOUT CIN
VREF
VREF
57kHz
BPF
(SCF)
SMOOTHING
FILTER
ERROR CORRECTION
RAM
(SOFT DECISION)
CCB (24 BLOCK DATA)
MEMORY CONTROL
TEST
19
UD-M31
-
+
+
-
CLOCK
PLL
RECOVERY
(57kHz)
(1167.5Hz)
DATA
DECODER
SYNC/EC CONTROLLER
CLK(4.332MHz)
SYNC SYNC
DETECT-1 DETECT-2
OSC/DIVIDER
XIN XOUT
19
20 R4
R3
19
18 R2
R1
17
NC
16
15 NC
14 L1
13 L2
12 L3
11 L4
Vddd
Vssd
RDS-ID
SYNC
SYR