Sony CFD-G70L Service Manual ▷ View online
CFD-G70L
31
31
5-15. SCHEMATIC DIAGRAM – CONTROL SECTION – • Refer to page 36 for notes.
S401
S402
S403
S404
R404
R403
R402
R401
S408
CNP401
R408
R407
R409
KH402
KH451
R464
R463
R462
S451
S452
S453
S454
S455
S456
S457
S458
S459
S460
S461
S462
R461
R460
R459
R458
R451
R452
R453
R454
R455
R456
R457
D401
D402
D403
D404
D451
2.2k
1k
1k
680
9P
330
330
220
4P
4P
6.8k
220
1k
2.2k
1k
1k
680
680
1k
1k
2.2k
3.3k
6.8k
22k
SLI-343YCT32W-ST
SLI-343YCT32W-ST
SLI-343YCT32W-ST
SLI-343YCT32W-ST
L-34D
KEY-2
GND
KEY-3
KEY-1
MODE
6V
WOOFER-1 LED
WOOFER-2 LED
SUR LED
OPE/BATT
KEY-3
KEY-2
OPE/BATT
GND
GAME Xpand
SOUND
OPE/BATT
POWER
SLEEP
PRESET+
PRESET-
GAME/LINE
1
1
4
4
1
5
9
WOOFER
POWER DRIVE
D402-404
WOOFER
POWER DRIVE
RADIO BAND
AUTO PRESET
DISPLAY ENT
MEMORY
AMS
AMS
CD
VOLUME-
VOLUME+
(TEST A)
MAIN
CNP805
(1/2)
BOARD
32
32
CFD-G70L
5-16. PRINTED WIRING BOARD – POWER SUPPLY SECTION – • Refer to page 18 for Circuit Boards Location.
D901
F-6
D902
F-7
D903
F-6
D904
F-7
Ref. No.
Location
z
Semiconductor
Location
Note on Printed Wiring Boards:
• X : parts extracted from the component side.
•
• X : parts extracted from the component side.
•
: Pattern from the side which enables seeing.
DRY BATTERY
SIZE "D"
(IEC DESIGNATION R20)
8PCS, 12V
* *
* *
NOT REPLACEABLE:
BUILT IN TRANSFORMER
BUILT IN TRANSFORMER
T901
POWER TRANSFORMER
E
MAIN BOARD
KH321
CNJ901
AC IN
2
3
4
5
6
7
8
9
10
A
1
B
C
D
E
F
G
JW903
JW901
F902
JW902
JW906
JW905
JW905
CNP903
C904
C901
D902
C903
JW911
JW913
C902
JW912
JW914
CNP902
C909
D903
D901
JW915
D904
1
2
4
5
6
7
8
12
14
19
21
FH901
FH902
11
(11)
1-681-303
AC INLET BOARD
11
(11)
1-681-302-
POWER BOARD
11
(11)
1-681-307
BATT COM BOARD
11
(11)
1-681-304
BATT BOARD
JW952
JW951
KH952
1
JW953
JW954
CNP953
JW904
CFD-G70L
33
33
JW913
JW914
JW915
JW912
JW911
JW904
JW903
C901
D901
D902
C902
C903
D903
D904
C904
C909
CNP903
CNP902
KH952
CNP953
CNJ901
F902
0.1
1N5401TM
1N5401TM
0.1
0.1
1N5401TM
1N5401TM
0.1
2200
25V
6P
5P
5P
2P
AC.HI
GND
VDD
BATT.COM
BATT
COM
RECT.OUT
1
8
21
14
12
19
GND
VDD
1
6
1
5
1
5
1
1
2
2
ACIN
T901
POWER
TRANSFORMER
BUILT IN TRANSFORMER
NOT REPLACEABLE:
*
*
DRY BATTERY
SIZE"D"
(IEC DESIGNATION R20)
8PCS,12V
T4AL 250V
MAIN
KH321
BOARD(2/2)
5-17. SCHEMATIC DIAGRAM – POWER SUPPLY SECTION – • Refer to page 36 for notes.
34
34
CFD-G70L
• IC BLOCK DIAGRAMS
IC1 TA2149N
IC2 LC72137M-TLM
GND1
3
2
1
IF REQ
AM
MIX
FM RF IN
AM LOW CUT
5
4
MIX OUT
VCC2
AF IF IN
8
7
6
FM IF IN
GND2
10
9
AGC
QUAD
12
11
R OUT
L OUT
FM RF OUT
22
23
24
20
21
17
18
19
15
16
13
14
AM RF IN
VCC1
FM OSC
ST IND
OSC OUT
AM OSC
IF OUT
LPF2/MO-ST
MPX IN
DET OUT
LPF1/BAND
FM
MIX
FM
OSC
LEVEL
DET
AM
DET
MUTE
FM
DET
ST/MO
FM/AM
AM
OSC
1/1OR
1/16
AGC
SW
ST
1/8
BUFF
BUFF
DIVIDE
DECODE
VCO
IF BUFF
AF BUFF
AF
FM RF
AM IF
FM IF
OCB
I/F
1
CE
2
DI
3
CL
4
DO
16
PD
VSS
15
VDD
14
13
MO/ST
20
X OUT
18
LP-OU
T
17
LP-IN
19
X IN
5
NUTE
6
MW/L
W
7
BAND
8
ST
-IND
9
BAND
DATA SHIFT REGISTER
LATCH
UNIVERSAL
CONTROLER
SWALLOW COUNTER
1/16. 1/17 4 BITS
12 BIT PROGRAMBLE
DIVIDER
UNLOCK
DETECTOR
PHASE DETECTOR
CHARGE PUMP
FILTER
REFERENCE
DIVIDER
POWER
ON
RESET
1/2
10
IF-IN
12
FM-IN
AM-IN
11
1
APC
PLL
VCEC
GATE
GATE
GENERAL-
PURPOSE
PORTS
DRF
SLICE
LEVEL
CONTROL
MIX
EQ
AGC
LPF
PH
BH
TBAL
LEVEL SET
LPF
SW
MONI
CONT
CONT
JITTER
DETECT
A/D
SERVO
PROCESSOR
RAM
AUTO
ADJUST
FRAME SYNC DETECT,
PROTECT INSERT,
EFM DECODE
TRACK
JUMP
SW
D/A
COMMAND
INTERFACE
INTERFACE
8FS
DIGITAL
FILTER
1BIT
DAC
SUBCODE
DECODE CRC
CLV, CAV
CONTROL
MONITOR
SIGNAL
SELECTOR
AUDIO
OUT
CLOCK
GENERATOR
ERROR
CORRECTION
AUDIO CD
C1-1, C2-2
RAM
SERIAL
OUT
EXTERNAL
AUDIO IN
2
3
4
5
6
7
8
9
+
–
+
–
+
–
+
–
+
–
10
13
12
11
+
+
–
+
+
–
TBAL
14
15
16
17
18
19
20
LPF
S/H
21 22 23 24
+
–
+
–
+
–
25 26 27
28 29 30
80 79
78 77 76 75 74 73
72 71 70
RUPTURE
DEFECT
32 33 34 35 36
31
PCK
LPF
INTERPOLATION
MUTE
ATTENUATION
DEEMPHASIS
69 68
67
65 64 63 62 61
66
37 38 39 40
60
59
58
57
56
55
53
52
54
51
50
49
48
47
46
45
44
43
42
41
SLCO
SLCIST
EFMIN
RF
RFVDD
RFVSS
FIN1
FIN2
TIN1
TIN2
VREF
REFI
FE
TEC
TE
RFMON
JITTC
ADAVDD
ADAVSS
TDO
FDO
SPDO
SLDO
GPDAC
CONT4
CONT5
SBCK/CONT6
SBCK/FG
DEFECT
MONI1
MONI2
MONI3
MONI4
MONI5
(3.3V)VSS
VDD
DOUT
CL
CE
FSEQ
TEST
*RES
*WRQ
DO
DI
VSS
VDD5V
CONT1
DRF
CONT2
CONT3
PCKIST
VVSS
PD02
PD01
LDD
LDS
FR
VVDD
V/*P
LVSS
LCHO
LVSS
RVSS
RCHO
RVSS
XVDD
XOUT
XIN
FSX/16MIN
XVSS
16MOUT
ASLRCK
ASDACK
ASDFIN
LRSY
DATACK
DATA
C2F
EFLG
IC701 LC78645NE
Click on the first or last page to see other CFD-G70L service manuals if exist.