Sony CDX-4170R Service Manual ▷ View online
– 48 –
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
PHASE
COMPENSATION
HPF COMP
LPF COMP
TG1
FS2
TM2
RF M
– 49 –
IC701 SM5852ES-E2
IC101 TB2114F
IC102 TDA7330BD
VDD
SEEK/RECP
1
2
3 4
5
6
7
8
9
10
24 23
22
21 20
19
18
17
16
15
11 12
14 13
BUFFER
XTOUT
O
SC OUT
CE
DIN
CK
DOUT
SR
I/O-1
I/O-2
OUT-1
OUT-2
OUT-3
AM/FM IF
VDD
FM IN
AM IN
D-GND
FM CP OUT
VT
AM CP OUT
VCC
RF
A-GND
XTIN
BUS INTERFACE
I/O PORTS
OUT PORTS
OSC IN
OR
X'TAL OSC
ON/OFF
REFERENCE
COUNTER
PHASE
COMPARATOR
20BIT
IF COUNTER
2
MODULAS
PRESCALER
12BIT
PROGRAMABLE
COUNTER
AMP
AMP
AMP
+
–
RIPPLE
FILTER
18BIT
18BIT
22BIT
40BIT
SHIFT
SHIFT
RESISTER
REF
VCC
+
–
SIG
SEEK/RECP
4BIT
SWALLOW
COUNTER
PSC
N
DATA
1
2
2
3
4
5
6
7
8
9
10
16
15
14
13
12
11
DIGITAL
SIGNAL
PROCESSOR
OUTPUT
INTERFACE
SYSTEM
CLOCK
INPUT
INTERFACE
SEQUENTIAL
CONTROL
MUTE
CONTROL
MODE
CONTROL
LRCI
BCKI
BCKI
DI
CLK
VSS
RSTN
TESTN
MUTEN
DB/DS
MOD2
MOD2
MOD1
OPT
VDD
LRCO
BCKO
DOUT
COSTAS
LOOP
PLL
57kHz
PHASE
DECODER
DIFF
DECODER
CLOCK
RECOVERY
PLL
1.4675kHz
ON/OFF
OSCILLATOR
fx DIVIDER
TEST LOGIC
8th ORDER
SC-BANDPASS
FILTER
2nd ORDER
ANTIALIAS
FILTER
+
–
–
20
19
18
17
16
15 14
13
12
11
10
9
8
6
7
3
4
5
1
2
POR
TM
FSEL
T7
VCC
ARI
OUAL
RODA
ROCL
T57
MPXIN
VREF
CMP
FILOUT
GND
T1
T3
T4
OSCOUT
OSCIN
VCC
IC901 BA3918-V2
+
–
+
–
+
–
+
–
OVER VOLTAGE
PROTECT
REGULATOR
1
2 3 4
5
6
7
8
9
10
12
11
NC
MODE2
MODE1
STB
VDD
AMP
VCC
ANT
COM
AM
FM
GND
– 50 –
IC303 LC75374E
IC702 SM5877AM-E2
ATTENUATION COUNTER
FILTER PROCESSOR &
ATTENUATION PROCESSOR
NOISE SHAPER
PROCESSOR BLOCK
INPUT INTERFACE
PWN DATA
PRODUCE
BLOCK
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
L
R
R
R
+
–
–
+
–
–
+
–
–
+
–
+
–
+
–
–
+
–
–
+
–
+
–
+
–
+
–
–
+
–
–
+
–
+
–
DECODER
LATCH
SHIFT
REGISTER
CONTROL
–
+
+
–
–
1
2
3 4
5
6 7 8
9 10
20
19
18
17
16
15
14
13
12
11
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
LSELO
L4
L3
L3
L2
L1
VDD
R1
R2
R3
R4
R4
RSELO
RVRIN
RCOM
RT1
RT2
RT3
RTOUT
RSIN
NC
NC
RSB1
RSB2
RFIN
RFOUT
RROUT
VSS
CL
DI
CE
VREF
LROUT
LFOUT
LFIN
LSB2
LSB1
NC
NC
LSIN
LTOUT
LT3
LT2
LT1
LCOM
LVRIN
– 51 –
SECTION 5
EXPLODED VIEWS
NOTE:
• The mechanical parts with no reference
number in the exploded views are not supplied.
• Items marked “*” are not stocked since
they are seldom required for routine service.
Some delay should be anticipated
when ordering these items.
Some delay should be anticipated
when ordering these items.
• Abbreviation
G : German model
• -XX and -X mean standardized parts, so
they may have some difference from the
original one.
original one.
• Color Indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ... (RED)
Parts Color Cabinet’s Color
• Hardware (# mark) list and accessories
and packing materials are given in the
last of this parts list.
last of this parts list.
The components identified by
mark
mark
! or dotted line with mark.
! are critical for safety.
Replace only with part number
specified.
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
X-3372-357-1 COVER ASSY
* 2
3-009-349-01 BRACKET (M/D)
3
X-3367-636-1 LOCK ASSY
4
X-3373-956-2 PANEL (1) ASSY, SUB
5
3-915-923-01 SCREW, GROUND POINT
* 6
A-3294-342-A MAIN BOARD, COMPLETE (AEP,UK)
* 6
A-3294-344-A MAIN BOARD, COMPLETE (G)
* 7
3-931-260-01 BRACKET (IC)
* 8
3-009-844-01 HEAT SINK
* 9
3-009-842-01 BRACKET (REG)
* 10
3-009-840-21 CHASSIS (MAIN)
11
1-776-527-11 CORD (WITH CONNECTOR) (ISO) (POWER)
* 12
3-012-798-01 BRACKET (DRIVER)
* 13
3-013-134-01 SHEET (DRIVER)
14
3-937-650-01 PLATE (C), GROUND
* 15
3-013-744-01 SHEET (INSULATING.A)
* 16
3-014-067-01 SPACER (DRIVER)
F901
1-532-877-11 FUSE (BLADE TYPE) (AUTO FUSE) 10A
TU101
1-693-373-11 TUNER UNIT
1
2
14
5
7
8
6
9
4
12
3
13
10
16
15
11
#3
#5
#5
#3
#3
#2
#4
#2
#4
TU101
F901
not supplied
MG-363X-121
#4
#4
#4
#4
#4
#4
#4
#1
#2
A
A
B
B
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