Sony MEX-DV1000 / MEX-DV2000 Service Manual ▷ View online
MEX-DV1000/DV2000
37
37
MEX-DV1000/DV2000
5-19. SCHEMATIC DIAGRAM – SUB Board –
(Page 39)
(Page 35)
S201
CN201
R202
LED202
R201
LED201
20P
DOOR-SW
CLK
DIO
CS
SIRCS
KEY-IN0
KEY-IN1
RE-0
RE-1
AUX-R
AUX-L
SIRCS
KEY-IN1
KEY-IN0
AUX-R
AUX-L
RE-0
RE-1
CS
DIO
CLK
DOOR-SW
∗
∗
∗
∗
RE-0
RE-1
KEY-IN1
KEY-IN0
CS
10.4V
3.3V
SIRCS
GND
GND
GND
GND
GND
AUX-R
AUX-GND
AUX-L
GND
DIO
CLK
DOOR-SW
10.4V
VH-12V
3.3V
VH-12V
GND
AUX-GND
DOOR-SW
DOOR-IND
CLK
DIO
CS
SIRCS
KEY-IN0
KEY-IN1
RE-0
RE-1
GND(KEY AD)
AUX-R
AUX-L
DISC SLOT
ILLUMINATION
∗LED201,202
SML-310VTT(DV1000:AEP,UK,RU,E(NTSC))
∗R201
180(DV1000:AEP,UK,RU,E(NTSC))
GND(KEY AD)
∗R202
330(DV1000:AEP,UK,RU,E(NTSC))
1
20
1.5k(DV1000:E(PAL),IND,CH/DV2000)
680(DV1000:E(PAL),IND,CH/DV2000)
CL-197HB1E(DV1000:E(PAL),IND,CH/DV2000)
20.8
µ
s
3.9 Vp-p
1
IC4
<zcz
(ALRCLK)
2 V/DIV, 10
µ
s/DIV
2
IC4
<zcx
(ABCLK)
2 V/DIV, 100 ns/DIV
324 ns
4.6 Vp-p
3
IC4
<zcv
(AMCLK)
2 V/DIV, 20 ns/DIV
4.9 Vp-p
81.6 ns
4
IC4
<zb.
(XO)
500 mV/DIV, 10 ns/DIV
37 ns
1.2 Vp-p
5
IC4
<z,z
(DAC6 (CVBS))
(Color bar)
500 mV/DIV, 20
µ
s/DIV
H
1.1 Vp-p
qg
IC701, 702
2
(VOUT)
(Color bar)
1 mV/DIV, 20
µ
s/DIV
H
2.2 Vp-p
6
IC4
<z.c
(RFP),
<z.v
(RFN)
(DVD play mode)
200 mV/DIV, 200 ns/DIV
0.4 Vp-p
qa
IC201
q;
(XTO)
1 V/DIV, 50 ns/DIV
115 ns
2 Vp-p
qs
IC803
3
(CT)
500 mV/DIV, 2
µ
s/DIV
3.4
µ
s
0.7 Vp-p
qd
IC803
5
(OUT)
1 V/DIV, 1
µ
s/DIV
3.2
µ
s
2.4 Vp-p
qf
Q805 (Base)
1 V/DIV, 1
µ
s/DIV
3.2
µ
s
2.2 Vp-p
qh
IC501
9
(XCOUT)
1 V/DIV, 10
µ
s/DIV
30.5
µ
s
2.8 Vp-p
qj
IC501
qa
(XOUT)
2 V/DIV, 50 ns/DIV
166 ns
3.4 Vp-p
qk
IC601
2
(SW)
5 V/DIV, 1
µ
s/DIV
2.9
µ
s
13.8 Vp-p
•
Waveforms
– SERVO Board –
– MAIN Board –
MEX-DV1000/DV2000
38
38
MEX-DV1000/DV2000
5-20. PRINTED WIRING BOARD – KEY Board –
•
See page 21 for Circuit Boards Location.
: Uses unleaded solder.
(Page 36)
R939
S913
LED904
S912
IC971
S911
S910
S908
S909
LED903
S914
S915
S916
LED943
LED944
S903
LED916
S901
LED906
LED901
LED902
R941
S906
LED907
LED908
S907
LED941
LED942
S902
S904
S917
LED917
LED915
LED914
LED913
LED912
LED911
LED910
LED909
R988
R916
D984
D981
R902
R929
D983
R933
CN901
Q992
Q993
C971
R989
R990
R966
R937
R921
R995
R904
R987
R905
R906
D982
R957
R927
R903
R907
R901
D931
R910
R911
R909
R984
R985
R951
R913
R914
R915
R959
R908
R983
R931
R912
D992
R994
R986
R943
R947
R981
R955
D988
R982
R935
R949
R972
D989
C932
FB880
R975
R923
R993
R991
R925
R953
FB991
C992
FB882
R992
FB881
C938
R996
R945
FB971
D990
C991
Q991
RE901
FL900
1-871-886-
11
(11)
KEY BOARD
(COMPONENT SIDE)
LED901 – 904,
LED906 – 917,
LED941 – 944
LED906 – 917,
LED941 – 944
K
A
S901 – 904,
S906 – 917
SOURCE
LED902, S902
MODE
LED904, S904
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
A
K
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
OFF
LED901, S901
LED908, S908
LED907, S907
LED906, S906
LED917, S917
LED941 – 944
m
SEEK–
. m
LED903, S903
SEEK+
M >
CAT
LIST
SYSTEM
SET UP
LED916, S916
DSPL
LED911, S911
5
LED910, S910
u
6
LED909, S909
SCRL
LED915, S915
b
REP
1
LED914, S914
SHUF B
2
LED913, S913
V
ALBUM –
3
LED912, S912
ALBUM + v
4
PUSH SOUND/
ENTER
1
4
2
3
1-871-886-
11
(11)
KEY BOARD
(CONDUCTOR SIDE)
ROTARY ENCODER
PUSH SOUND/
ENTER
E
C
D
A
B
FLUORESCENT INDICATOR TUBE
39
38
35
26
13
5
2
1
C
SUB BOARD
CN201
J901
AUX
A
B
C
D
E
F
G
1
2
3
4
5
6
7
8
9
10
Ref. No. Location
Ref. No. Location
D931
F-6
D981
F-8
D982
G-4
D983
F-8
D984
F-8
D988
F-7
•
Semiconductor Location
Ref. No. Location
Ref. No. Location
D989
F-7
D990
F-7
D992
F-7
IC971
D-2
LED901
B-1
LED902
B-4
LED903
C-4
LED904
C-4
LED906
C-1
LED907
C-1
LED908
B-1
LED909
D-9
LED910
D-9
LED911
D-8
LED912
D-7
LED913
D-6
LED943
C-3
LED944
C-2
Q991
F-5
Q992
F-5
Q993
F-6
Ref. No. Location
LED914
D-6
LED915
D-5
LED916
D-4
LED917
D-3
LED941
B-3
LED942
C-3
Ref. No. Location
MEX-DV1000/DV2000
39
39
MEX-DV1000/DV2000
5-21. SCHEMATIC DIAGRAM – KEY Board –
R981
R982
R983
R906
R907
CN901
FB880
FB881
FB882
R921
R925
R929
FB971
C971
R972
IC971
R901
R902
R903
R904
R905
R908
R959
R909
R910
R911
R912
R913
R914
R915
R916
R994
R996
C992
Q991
R993
R992
R991
Q993
R988
R989
R990
R984
R985
R986
R987
FB991
R995
D982
FL900
R966
C932
C991
Q992
LED907
LED908
LED901
LED909
LED903
LED906
LED910
LED911
LED913
LED917
LED916
LED915
LED912
LED914
R951
R953
R943
R945
R933
R935
R937
R923
R927
R931
LED902
LED904
R955
R957
R947
R949
R939
R941
LED943
LED941
LED942
LED944
S908
S907
S906
S904
S903
S901
S902
S917
S916
S915
S914
S913
S912
S911
S910
S909
D983
D984
D981
D988
D992
D990
D989
J901
R975
D931
RE901
0
0
0
1.8k
2.2k
20P
0
0
0
220
220
220
0
0.1
100
RS-770
1k
1k
1k
1.2k
1.5k
3.3k
1k
1k
1k
1.2k
1.5k
1.8k
2.2k
3.3k
3.9k
100k
100k
0.1
2SA1037AK-
10k
10k
10k
2SA1037AK-
1k
1k
1k
100
100
100
100k
0
100k
RF101L2STE
10k
1
0.1
2SA1037AK
MA8068-M-TX
MA8180-M-TX
MA8180-M-TX
MA8068-M-TX
MA8068-M-TX
MA8068-M-TX
MA8068-M-TX
0
1SS355WTE-17
ROTARY ENCODER
CLK
CLK
DIO
DIO
CS
CS
∗
∗
∗
∗
∗
∗
∗
∗
*
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
∗
KEY-IN1
KEY-IN0
RE-0
RE-1
CS
GND
GND
GND(KEY AD)
SIRCS
3.3V
AUX-L
AUX-GND
AUX-R
GND
VH-12V
DOOR-SW
CLK
DIO
GND
F+
36-37NP
3G
2G
1G
Q1
Q2
Q3
Q4
GRID1
GRID2
GRID3
14-25NP
RESET
DIO
CLK
CS
OSCI
VDD
VH
P-GND
L-GND
3-4NP
F-
F-
FLUORESCENT
INDICATOR TUBE
GRID
DRIVE
DRIVE
GRID
DRIVE
GRID
REMOTE CONTROL
RECEIVER
1
2
3
4
LIST
CAT
OFF
SCRL
6
5
SHUF
2
4
SYSTEM
SET UP
REP
DSPL
SOURCE
MODE
ENTER
PUSH SOUND/
LED941-944
∗LED901-904,906-917,941-944
SML-310VTT(DV1000:AEP,UK,RU,E(NTSC))
SO-194S-WM(DV2000)
∗R923,927,931
100(DV1000:AEP,UK,RU,E(NTSC))
1k(DV2000)
∗R933
2.2k(DV2000)
220(DV1000:AEP,UK,RU,E(NTSC))
∗R935
270(DV1000:AEP,UK,RU,E(NTSC))
2.2k(DV2000)
∗R937
100(DV1000:AEP,UK,RU,E(NTSC))
1k(DV2000)
1.5k(DV2000)
∗R941,949,957
270(DV1000:AEP,UK,RU,E(NTSC))
1.5k(DV2000)
150(DV1000:AEP,UK,RU,E(NTSC))
∗R943,951
150(DV1000:AEP,UK,RU,E(NTSC))
1.5k(DV2000)
∗R945,953
1.5k(DV2000)
270(DV1000:AEP,UK,RU,E(NTSC))
SEEK -
LIST
CAT
ENTER
PUSH SOUND/
MODE
SEEK +
SOURCE
OFF
SET UP
SYSTEM
DSPL
3
1
REP
1
SHUF
2
3
4
ALBUM +
ALBUM -
ALBUM -
ALBUM +
5
6
SCRL
AUX
∗R939,947,955
F+
SEEK-
SEEK+
10.4V
CL-197HB1B(DV1000:E(PAL),IND,CH)
180(DV1000:E(PAL),IND,CH)
270(DV1000:E(PAL),IND,CH)
680(DV1000:E(PAL),IND,CH)
680(DV1000:E(PAL),IND,CH)
470(DV1000:E(PAL),IND,CH)
470(DV1000:E(PAL),IND,CH)
680(DV1000:E(PAL),IND,CH)
1k(DV1000:E(PAL),IND,CH)
(Page 37)
MEX-DV1000/DV2000
40
40
MEX-DV1000/DV2000
•
IC Block Diagrams
– SERVO Board –
IC1 BH6599KV-E2
3-PHASE
PWM DRIVER
CURRENT
LIMITER
THERMAL
SHUT-DOWN
PWM
DRIVER
3-PHASE
PWM DRIVER
3-PHASE
PWM DRIVER
PHASE
SHIFT
HUP
14
HB
13
HUN
15
PGND11
1
PGND12
12
W1
2
W2
3
PVCC11
4
PVCC12
5
V1
6
V2
7
PVCC13
8
PVCC14
9
U1
10
U2
11
RNF 48
FG 47
INSP 46
CNF1 40
VREF
VREF
41
IN1 42
IN2 43
IN2 43
IN3 44
IN4 45
CNF2 39
CNF3 38
CNF4 37
180 deg MATRIX
HALL BIAS
OSC
OSC
REVERSE
PROTECT
PROTECT
FREQUENCY
GENERATOR
GENERATOR
+
–
HVP
16
HVN
17
+
–
HWP
18
HWN
19
VCC
20
GND
21
SPCNF
22
SB
23
STBY
24
+
–
NF AMP LOGIC
VO1F
35
PVCC22
36
PGND21
30
PGND22
33
PVCC21
27
VO1R
34
PWM
DRIVER
NF AMP LOGIC
VO2F
32
VO2R
31
PWM
DRIVER
NF AMP LOGIC
VO3F
29
VO3R
28
PWM
DRIVER
SHORT
BRAKE
NF AMP LOGIC
STANDBY
VO4F
26
VO4R
25
IC6 PCM1680DBQ
IC7 PCM1803DBR
MS/ADR 2
MC/SCL 3
SCK 5
DATA1 6
MD/SDA 4
ZERO1 1
FUNCTION
CONTROL
INETERFACE
BCK 7
LRCK 8
VDD 9
DGND 10
DATA2 11
DATA3 12
DATA4 13
MSEL 14
SERIAL
INPUT
INETERFACE
8
×
OVERSAMPLING
DIGITAL FILTER
WITH
FUNCTION
CONTROLLER
ENHANCED
MULTILEVEL
DELTA-SIGMA
MODULATOR
SYSTEM CLOCK
MANAGER
ZERO
DETECT
POWER
SUPPLY
SYSTEM
CLOCK
ZERO2
28
VOUT1
27
D/A
CONVERTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
D/A
CONVERTER
D/A
CONVERTER
D/A
CONVERTER
D/A
CONVERTER
D/A
CONVERTER
D/A
CONVERTER
VOUT2
26
VCOM
25
AGND2
24
VCC2
23
VOUT3
22
VOUT4
21
VOUT5
20
VOUT6
19
AGND1
18
VCC1
17
VOUT7
16
VOUT8
15
D/A
CONVERTER
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
VINL 1
VINR 2
VREF1 3
VREF2 4
VCC
AGND
5
6
BYPAS 8
TEST 9
LRCK 10
REFERENCE
× 1/64, × 1/128
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
MODE1
20
MODE0
19
FMT1
18
FMT0
17
OSR
16
SCKI
15
VDD
14
DGND
13
DOUT
12
BCK
11
CLOCK & TIMING CONTROL
POWER
SUPPLY
PDWN 7
IC10 EM638165TS-6IG
DQ6 11
VSSQ 12
VDD 14
VDD 1
LDQM 15
DQ7 13
WE# 16
CAS# 17
RAS# 18
CS# 19
BA0 20
BA1 21
A10/AP 22
A0 23
A1 24
A2 25
VDD 27
A3 26
COMMAND
DECODER
CONTROL
SIGNAL
GENERATOR
COLUMN
COUNTER
ADDRESS
BUFFER
MODE
RESISTER
REFRESH
COUNTER
VSS
54
DQ13
50
DQ14
DQ15
51
53
DQ11
47
DQ12
48
VDDQ
49
VSSQ
46
VSSQ
52
DQ10
45
DQ9
44
VDDQ
43
DQ8
42
A11
35
NC
36
CKE
CLK
37
38
A8
A9
33
34
A7
32
A6
31
A5
30
A4
29
VSS
28
UDQM
39
NC/RFU
40
VSS
41
1M
× 16
CELL ARRAY
(BANK #A)
COLUMN DECODER
DECODER
1M
× 16
CELL ARRAY
(BANK #B)
COLUMN DECODER
DECODER
1M
× 16
CELL ARRAY
(BANK #C)
COLUMN DECODER
DECODER
1M
× 16
CELL ARRAY
(BANK #D)
COLUMN DECODER
DECODER
CLOCK
BUFFER
BUFFER
DQ5 10
DQ2 5
VSSQ 6
DQ1 4
DQ4 8
VDDQ 9
DQ0 2
VDDQ 3
DQ3 7
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