Sony CFD-980 Service Manual ▷ View online
— 49 —
WRITE
CLOCK
CLOCK
GENERATOR
DATA INPUT
BUFFER
DATA OUTPUT
BUFFER
COLUMN
DECODER
SENSE AMP
I/O GATE
4M BIT
MEMORY
CELL
ROW
DECODER
ADDRESS
BUFFER
PRE-
DECODER
REFRESH
ADDRESS
COUNTER
COUNTER
BOARD
BIAS
GENERATOR
MODE
CONTROL
CLOCK
GENERATOR
1
CLOCK
GENERATOR
2
18
24
25
26
17
16
15
14
5
4
1
2
3
9
10
11
12
13
23
22
DQ1
DQ2
WE
RAS
A9
A0
A1
A0
A1
A2
A3
VCC
VSS
DQ4
DQ3
DQ3
CAS
OE
A8
A7
A6
A5
A4
A4
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
LEVEL
SHIFT
OP-AMP
LEVEL
SHIFT
DRIVER-MUTE
50K
D.BUF
13.3K
10K
FIN
Vcc
VIN4
VIN4
VO4(–)
VO4(+)
VO3(–)
VO3(+)
NC
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
D.BUF
D.BUF
D.BUF
–
+
–
+
–
+
–
+
13.3K
50K
10K
100
10K
10K
LEVEL
SHIFT
D.BUF
D.BUF
–
+
13.3K
10K
LEVEL
SHIFT
D.BUF
13.3K
D.BUF
–
+
NC
Vcc
REGULATOR
BIAS
T.S.D.
MONITOR
–
+
VIN3
VIN3
GND
NC
OP
IN(–)
OP
OUT
GND
BIAS IN
BIAS
VIN1
VIN1
VO1(+)
VO2(–)
VO2(+)
VIN2
REG OUT
MUTE
RESET
REG-B
REGULA
T
O
R
FIN
VO1(–)
GND
IC703
BA6898S
IC706
MB814400C
— 50 —
IC705
SM5859AF
19
15
CONTROL
INPUT 1
YBLKCK
18
YFCLK
17
YFLAG
OUTPUT
I/F
ATTENUATOR
ZLRCK
CLK
NRAS
NCAS
NOE (NCAS2)
NWE
A9
A8
A7
A6
A5
A4
A0
A1
A2
A3
D2
D3
D0
D1
INPUT
I/F
MICRO-
PROCESSOR
I/F
DECODER
ENCODER
GENERAL
PURPOSE
PORT
25
YMDATA
26
YMCLK
24
YMLD
21
ZSENSE
UC1
UC2
UC3
UC4
UC5
14
ZSCK
16
ZSRDA
T
A
YLRCK
YSCK
YSRDA
T
A
23
CONTROL
INPUT 2
YDMUTE
20
NRESET
7
NTEST 1
NTEST 2 8
2
3
4
5
6
9
34 28 27 33 35 36 37 38 39 40 41 42 43 44 29 30 31 32
12 13 11
DRAM I/F
INPUT
BUFFER
Compression
mode
mode
Throughmode
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20 21 22 23 24 25 26 27 28 29 30 31 32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
58
60
61
62
63
64
DIGITAL
CLV
D/A
INTERFACE
16K
RAM
ERROR
CORRECTOR
CLOCK
GENERA
T
O
R
3
6
3
5
14
4
5
57 56 55 54
59
SERVO AUTO
SEQUENCER
SEQUENCER
DIGITAL
PLL
EFM
DEMODULATOR
CPU
INTERFACE
SUB CODE
PROCESSOR
ASYMMETRY
CORRECTOR
CORRECTOR
DIGITAL
OUT
FOK
MON
MDP
MDS
LOCK
TEST
FILO
FILI
PCO
VSS
AVSS
CLTV
AVDD
RF
BIAS
ASYI
ASYO
ASYE
WDCK
DATA
XRST
SENS
MUTE
SQCK
SQSO
EXCK
SBSO
SCOR
VSS
WFCK
EMPH
DOUT
C4M
FSTT
XTSL
XTAO
XTAI
MNTO
XLON
SPOD
SPOC
SPOB
SPO
A
CLK
O
VDD
XL
T
O
DA
TO
CNIN
SEIN
CLOK
XLA
T
LRCK
PCMD
BCLK
GT
OP
XUGF
XPCK
VDD
GFS
RFCK
CZPO
XR
OF
MNT3
MNT1
IC702
CXD2507AQ
SECTION 6
EXPLODED VIEWS
NOTE:
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Hardware (# mark) list and accessories and
packing materials are given in the last of this
parts list.
packing materials are given in the last of this
parts list.
— 51 —
When indicating parts by reference number,
please include the board name.
please include the board name.
The components identified by mark
!
or
dotted line with mark
!
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
!
sont critiques pour la sécurité.
Ne les remplacer que par une pièce portant
le numéro spécifié.
le numéro spécifié.
•
Color Indication of Appearance Parts Example:
KNOB, BALANCE (WHITE) . . . (RED)
KNOB, BALANCE (WHITE) . . . (RED)
↑
↑
Parts of Color Cabinet’s Color
•
Abbreviation
CND : Canadian
CND : Canadian
1
3-017-929-01 LID, BATTERY CASE (YELLOW)
1
3-017-929-11 LID, BATTERY CASE (BLACK) (AEP)
* 2
A-3306-941-A TUNER BOARD, COMPLETE (US, CND)
* 2
A-3306-948-A TUNER BOARD, COMPLETE (AEP)
3
3-017-964-01 CASE, BATTERY (YELLOW)
3
3-017-964-11 CASE, BATTERY (BLACK) (AEP)
4
3-017-953-01 SPRING (L) (+, –), BATTERY
5
3-017-955-01 SPRING (S) (+, –), BATTERY
* 6
1-667-644-11 BATTERY BOARD
7
3-939-057-01 SPRING (–), BACK UP
8
3-017-954-01 SPRING(L) (–), BATTERY
* 9
1-668-684-11 RESET BOARD (US,CND)
10
3-911-135-01 SCREW (2.6
×
10), (+PWH) TAPPING
11
3-017-947-01 CABINET, REAR (YELLOW)
11
3-017-947-11 CABINET, REAR (BLACK) (AEP)
12
3-017-948-01 TERMINAL, ANTENNA
* 13
1-667-642-11 DC BOARD
14
3-352-215-11 PACKING (JACK)
15
3-017-949-01 RUBBER (1), REAR
16
3-017-950-01 RUBBER (2), REAR
17
1-533-217-31 FUSE HOLDER
18
3-017-967-01 RUBBER (3), REAR
19
3-017-968-01 RUBBER (4), REAR
ANT1
1-501-947-11 ANTENNA, TELESCOPIC (YELLOW)
ANT1
1-501-947-21 ANTENNA, TELESCOPIC (WHITE) (AEP)
L3
1-501-762-11 ANTENNA,FERRITE-ROD(MW)
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
6-1. REAR CABINET SECTION
14
13
10
9
3
2
1
4
6
7
8
5
17
12
11
19
18
16
15
#10
ANT1
#1
#10
#10
#10
#10
#1
#1
L3
#1
#1
#2
#2
— 52 —
51
X-3374-446-2 CABINET SUB ASSY, FRONT (YELLOW)
51
X-3379-618-1 CABINET SUB ASSY, FRONT (BLACK) (AEP)
52
3-017-958-01 RUBBER, FRONT
53
3-352-215-11 PACKING (JACK)
* 54
1-667-647-11 H/P BOARD
55
3-911-135-01 SCREW (2.6
×
10), (+PWH) TAPPING
56
3-017-969-01 CATCHER, ANTENNA
57
X-3374-444-1 HANDLE SUB ASSY (US, CND)
57
X-3374-445-1 HANDLE SUB ASSY (AEP)
* 60
1-667-640-11 POWER SW BOARD
61
X-3374-448-2 PANEL SUB ASSY, CONTROL
61
X-3375-663-1 PANEL SUB ASSY, CONTROL
* 62
1-667-646-11 SW1 BOARD
64
1-782-831-11 WIRE PARALLEL (30 CORE)
65
3-017-928-01 HOLDER, LCD
SP101
1-505-731-11 SPEAKER (10CM) (R-CH)
SP201
1-505-731-11 SPEAKER (10CM) (L-CH)
LCD801 1-801-875-11 DISPLAY PANEL, LIQUID CRYSTAL
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
6-2. FRONT CABINET SECTION
57
56
54
55
52
51
53
60
64
62
61
65
#10
#10
#1
#6
#1
#1
#9
#9
#1
#1
#2
#2
SP101
not supplied
LCD801
SP201
#2
#2
Click on the first or last page to see other CFD-980 service manuals if exist.