Sony CDX-1000RF Service Manual page 23

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• IC Block Diagrams
IC1 CXD2507AQ (SERVO Board)
63 61
64 62
SERVO AUTO
1
FOK
SEQUENCER
2
MON
CPU
MDP 3
INTERFACE
14
4
MDS
LOCK 5
TEST 6
FILO 7
DIGITAL
FILI 8
PLL
9
PCO
10
VSS
11
AVSS
CLTV 12
ASYMMETRY
AVDD 13
CORRECTOR
5
RF
14
BIAS
15
ASYI
16
16K
RAM
ASYO 17
ASYE 18
WDCK
19
20 21 22 23 24 25 26 27
IC3 BA6796FP-T1
28 27 26 25
THERMAL
SHUT
DOWN
CTL1 CTL2
1 2 3 4 5
60 59 58 55 54 52
57 56 53
5
SUB CODE
PROCESSOR
DIGITAL
CLV
4
EFM
DEMODULATOR
3
D/A
DIGITAL
INTERFACE
OUT
ERROR
6
CORRECTOR
3
28 29 30 31 32
24 23 22 21
LEVEL
VCC
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LOGIC
V/I
BUFFER
FWD REV
9
6 7 8
51 DATA
50 XRST
49 SENS
48
MUTE
47
SQCK
46 SQSO
45 EXCK
44
SBSO
43 SCOR
42
VSS
41 WFCK
40 EMPH
39
DOUT
38 C4M
37 FSTT
36
XTSL
35
XTAO
34 XTAI
33 MNTO
20 19 18 17
DRIVE DRIVE
BUFFER BUFFER
LEVEL
SHIFT
DRIVE DRIVE DRIVE
BUFFER BUFFER
10 11 12
16 15
DRIVE
DRIVE
BUFFER
BUFFER
DRIVE DRIVE
BUFFER BUFFER
14
13
23