DOWNLOAD Sony CDX-3170 Service Manual ↓ Size: 3.92 MB | Pages: 44 in PDF or view online for FREE

Model
CDX-3170
Pages
44
Size
3.92 MB
Type
PDF
Document
Service Manual
Brand
Device
Car Audio
File
cdx-3170.pdf
Date
PREV: Sony XR-1800 (serv.man4) Service Manual

Sony CDX-3170 Service Manual ▷ View online

– 37 –
• IC Block Diagrams
IC1  CXD2507AQ
IC3  BA6796FP-T1
XLON
SPOD
SPOC
SPOB
SPOA
CLKO
VDD
CNIN
SEIN
CLOK
XLAT
XLTO
DATO
52
53
54
55
56
57
58
59
60
61
62
63
64
51
SERVO AUTO
SEQUENCER
33
34
35
36
37
38
39
40
41
42
43
45
46
47
48
49
50
44
DATA
XRST
SENS
MUTE
SQCK
SQSO
EXCK
SBSO
SCOR
VSS
WFCK
EMPH
DOUT
C4M
FSTT
XTSL
XTAO
XTAI
MNTO
20 21 22 23 24 25 26 27
29 30 31 32
28
LRCK
PCMD
BCLK
GTOP
XUGF
XPCK
VDD
GFS
RFCK
C2PO
XROF
MNT3
MNT1
1
2
3
4
5
6
7
8
9
10
11
12
16
17
18
19
13
14
15
FOK
MON
MDP
MDS
LOCK
TEST
FILO
FILI
PCO
VSS
AVSS
CLTV
AVDD
RF
BIAS
ASYI
ASYO
ASYE
WDCK
5
14
CPU
INTERFACE
SUB CODE
PROCESSOR
DIGITAL
CLV
EFM
DEMODULATOR
DIGITAL
PLL
ASYMMETRY
CORRECTOR
5
D/A
INTERFACE
ERROR
CORRECTOR
3
6
3
16K
RAM
DIGITAL
OUT
CLOCK
GENERATOR
4
1
2
3
4
5
6
7
8
9
10
11
12
13
14
OPOUT
CH4-IN
CH4
CTL1
CTL2
FWD
REV
TRAY
GND
CH3 –
CH5 –
COM
CH4 +
CH3 +
CH3-IN
CH3
VREF
CH2
CH2-IN
VCC
VCC
CH1 –
CH2 –
CH1-IN
OP IN –
CH1
CH1 +
OP IN +
CH2 +
DRIVE
BUFFER
DRIVE
BUFFER
DRIVE
BUFFER
DRIVE
BUFFER
DRIVE
BUFFER
DRIVE
BUFFER
DRIVE
BUFFER
DRIVE
BUFFER
DRIVE
BUFFER
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
THERMAL
SHUT
DOWN
15
16
17
18
19
20
21
22
23
24
25
26
27
28
LOGIC
CTL1
CTL2
FWD
REV
V/I
– 38 –
IC2  CXA1782BQ
36
35
34
33
32
31
30
29
28
27 26 25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
37
38
39
40
41
42
43
44
45
46
47
48
PHD 2
PHD 1
PHD
LD
RF O
RF I
CP
CB
CC1
CC2
FOK
SENS
C.OUT
XRST
DATA
XLT
CLK
VCC
ISET
SL O
SL M
SL P
TA O
TA M
FSET
TG2
TGU
SRCH
FE O
FLB
FGD
FDFCT
FE M
FEI
FEO
FE BIAS
F
E
EI
VEE
TED
LPFI
TEI
ATSC
TZC
TDFCT
VC
APC
LEVEL  S
FOK
MIRR
RF IV AMP1
RF IV AMP2
FE AMP
TTL
IIL
FZC COMP
DFCT
IIL
TTL
IIL DATA REGISTER
INPUT SHIFT REGISTER
ADDRESS DECODER
OUTPUT DECODER
TTL
IIL
TOG1-3
BAL1-3
FS1-4
TG1-2
TM1-7
PS1-4
F IV AMP
E IV AMP
BAL1
BAL2
BAL 3
TE AMP
TZC COMP
DFCT
TM1
DFCT
FS4
ATSC
WINDOW COMP
TOG1
TOG2
TOG3
FCS PHASE
COMPENSATION
FS1
F SET
TG2
TM7
TM3
TM4
TM5
TM6
ISET
TRACKING
PHASE
COMPENSATION
HPF COMP
LPF COMP
TG1
FS2
TM2
RF  M
– 39 –
IC700  SM5878AM-E2
IC400  CXA1946AQ-T6
37
GAIN12
38
GAIN11
39
IN14
40
IN13
41
IN12
42
IN11
INPUT SW
36
GAIN134
LOUD
VOLUME
8dB STEP
VOLUME
1dB STEP
TONE
FADER
35
LDLC1
34
LDHC1
33
INAO1
32
VRIN1
31
VOUT1
30
TIN1
29
TCLC1
28
TCLC11
27
TCLC12
26
TCO1
25
FDIN1
24 FNTO1
23 REO1
VCTBUFF
VCTBUFF
VCTBUFF
LATCH
CONTROL
LATCH
1
GAIN234
LOUD
VOLUME
8dB STEP
VOLUME
1dB STEP
TONE
FADER
2
LDLC2
3
LDHC2
4
INAO2
5
VRIN2
6
VOUT2
7
TIN2
8
TCLC2
9
TCLC21
10
TCLC22
11
TCO2
12
FDIN2
14 REO2
13 FNTO2
VCTBUFF
VCTBUFF
VCTBUFF
SHIFT
REGISTER
ZCDET
43
IN21
44
IN22
45
IN23
46
IN24
47
GAIN21
48
GAIN22
INPUT SW
18 VCC
17 VCT
16 DATA
15 TIMER
22 CE
21 CLK
20 DGND
19 GND
45k
45k
ATTENUATION COUNTER
FILTER & ATTENUATION
OPERATION BLOCK
NOISE SHAPER
OPERATION BLOCK
INPUT INTERFACE
CLOCK
GENERATOR
TIMING
CONTROL
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
MUTE
DEEN
CKO
DVSS
BCKI
DI
DVDD
LRCI
TSTN
TO1
AVDDL
LO
AVSS
RO
AVDDR
MUTE
XVDD
XTI
XTO
XVSS
DS
RSTN
MODE
ATCK
L
L
R
R
11 LEVEL
DEM DAC
LPF
AMP
11 LEVEL
DEM DAC
11 LEVEL
DEM DAC
LPF
AMP
11 LEVEL
DEM DAC
– 40 –
SECTION 5
EXPLODED VIEWS
NOTE:
• The mechanical parts with no reference
number in the e
xploded vie ws are not supplied.
• Items marked  “*” are not stoc
ked since
the y are seldom required f
or r outine ser vice .
Some delay should be anticipated
when ordering these items.
• -XX and -X mean standardized parts, so
the y ma y ha ve some diff erence fr om the
original one.
• Color Indication of Appearance P
ar ts
Example :
KNOB, BALANCE (WHITE) ...  (RED)
Par ts Color  Cabinet’
s Color
• Accessories and packing materials and
har dware (# mark) list are given in
the last of this parts list.
The components identified b
y
mark 
! or dotted line with mark.
! are critical f or saf ety.
Replace only with part number
specified.
Ref. No.
Part No.
Description
Remark
5-1. CHASSIS SECTION
N
N
Ref. No.
Part No.
Description
Remark
1
12
9
14
6
7
5
8
13
10
4
11
2
3
#3
#2
#2
#3
#3
#3
MG-363X-121
#3
#3
#3
#3
#3
#3
#3
#3
#3
#4
#4
#4
TU1
Q920
F901
B
B
A
A
1
X-3372-357-1 COVER ASSY
* 2
3-009-349-01 BRACKET (M/D)
3
X-3373-956-2 PANEL (1) ASSY, SUB
4
X-3368-104-2 LOCK ASSY
* 5
A-3294-426-A MAIN BOARD, COMPLETE
* 6
3-931-260-01 BRACKET (IC)
* 7
3-009-353-11 HEAT SINK
* 8
3-920-529-01 BRACKET (REG)
* 9
3-916-236-01 CUSHION
* 10
3-009-348-01 CHASSIS (MAIN)
11
3-922-535-11 SCREW (+BTT)
12
1-769-786-91 CORD (WITH CONNECTOR) (POWER)
* 13
3-013-861-01 SHEET (INSULATING A)
14
3-011-878-01 TAPE (EMC)
F901
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
Q920
8-729-019-00 TRANSISTOR   2SD2394-G
TU1
A-3309-805-A TUNER ASSY
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