Sony CDX-1200 Service Manual page 24

IC400 LC75374E
33
LSELO 34
L4 35
L3
36
L2 37
L1 38
VDD 39
R1 40
R2 41
R3 42
R4 43
RSELO 44
1
IC700 TB2118F (EL)
XO 1
OSC
2
BUFF
CE 3
D IN
4
CK 5
D OUT
6
7
SR
I/O 1 8
I/O 2 9
10
OUT1
OUT2 11
12
VDD2
24
32 31 30 29
+
+
–
–
–
+
+
–
–
+
DECODER LATCH
+
–
–
–
+
+
2 3 4 5
REF
REFERENCE
OSCILLATOR
DIVIDER COMPARATOR
ON/OFF
SERIAL
INTERFACE
18 BIT
22 BIT
40BIT SHIFT
18 BIT
REGISTER
I/O PORT
OUTPUT PORT
20 BIT
IF COUNTER
28 27 26 25 24 23
+
–
–
+
+
–
CONTROL
SHIFT
–
REGISTER
+
+
–
–
+
6 7 8 9 10 11
REGULATED
POWER SUPPLY
PHASE
SELECT
SELECT
12 BIT
PROGRAMMABLE
COUNTER
4 BIT
PRESCALER
SWALLOW
COUNTER
22 LFIN
21 LFOUT
20 LROUT
19 VREF
18 CE
17
DI
16 CL
15
VSS
14 RROUT
13 RFOUT
12 RFIN
24 XI
23 A GND
22 REG
21 VCC
20 AM CP
19 VT
18 FM CP
17 D GND
AMP
16 AM IN
AMP
15 FM IN
14 VDD
AMP
13 IFC