Sony MEX-DV800 / MEX-DV808 / MEX-DV80EE / MEX-DV80M Service Manual ▷ View online
MEX-DV80EE/DV80M/DV800/DV808
MEX-DV80EE/DV80M/DV800/DV808
29
29
5-12. SCHEMATIC DIAGRAM - KEY Section -
• See page 30 for IC Block Diagrams.
(2/2)
CN401
BOARD
MAIN
B
IC B/D
0.8
0.1
0
2.6
3.2
3.3
0.1
4.7
2.6
2.6
2.6
2.6
2.6
2.6
2.6
5.2
3.5
1.7
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
2.6
5.1
5.1
5.1
5.1
5.2
0.2
0.1
0.8
0.8
VCC
OUT
GND1
GND2
RS-470
IC902
1
3
2
4
NESW505CT-AST
LED901
1
2
3
4
5
6
7
8
9
10 11 12 13 14 15 16
17
18
19
20
21
22
29
28
27
26
25
24
23
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
LC75826WH-US-E
IC901
BACK-LIGHT
DIMMER
COLOR
BLINK
SEG48
SEG47
SEG46
SEG45
SEG44
SEG43
SEG42
SEG41
SEG40
SEG39
SEG38
SEG37
SEG36
SEG35
SEG34
SEG33
SEG32
SEG31
SEG30
SEG29
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
SEG20
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
SEG12
SEG1
1
SEG10
SEG9
SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
COM4
COM3
COM2
COM1
SEG2
VDD
VDD1
VDD2
VSS
SEG52
INH
LCD_CE
LCD_CLK
LCD_DATA
1SS355WTE-17
D901
D902
MAZ8051GMLS0
R903
1k
R902
1k
R901
1k
C901
0.1
C902
0.1
1M
R904
C904
0.47
C906
0.1
R906
150
R907
150
R905
100
MAZ8180GMLS0
D906
S909
3
2
1
5
4
R920
820
R921
1k
R922
1k
R923
1.2k
R924
1.5k
R925
1.8k
2.2k
R926
R927
3.3k
R928
820
R929
1k
R930
1k
R931
1.2k
R932
1.5k
R933
1.8k
R934
2.2k
R908
180
R909
180
R910
330
R911
1.5k
LED913
∗
LED931
∗
LED930
∗
R935
R936
R943
R944
R947
R948
LED918
∗
R952
R951
LED928
R939
R971
R972
R959
R963
R964
R967
R968
0.1
C903
R914
0
LED925
∗
LED924
∗
LED922
∗
R980
R981
R982
LED911
∗
MAZ8068GMLS0
D907
MAZ8068GMLS0
D908
MAZ8068GMLS0
D909
MAZ8068GMLS0
D910
MAZ8068GMLS0
D912
MAZ8068GMLS0
D911
0
R986
0
R987
100
R988
100
R989
100
R990
LCD901
1
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
52
2
4
49
51
3
50
R955
LED907
∗
LED914
∗
LED915
∗
VDR904
VDR905
VDR907
VDR908
VDR906
C910
100p
C911
100p
C909
100p
LED932
LED935
2SC3052EF-T1-LEF
Q907
2SC3052EF-T1-LEF
Q902
2SC3052EF-T1-LEF
Q901
C912
0.01
C913
0.01
0.22
C914
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
15P
CN901
D_GND
KEY_GND
AUX-L
AUX-R
A-GND
RE-0
RE-1
KEY-1
KEY-0
SIRCS
LCD-DATA
LCD-CE
LCD-CLK
ILL+B
PANEL
LSW911
3
1
2
4
5
6
LSW905
3
1
2
4
5
6
LSW906
3
1
2
4
5
6
LSW908
3
1
2
4
5
6
LSW910
3
1
2
4
5
6
LSW912
3
1
2
4
5
6
LSW909
3
1
2
4
5
6
LSW907
3
1
2
4
5
6
LSW901
LS45J3-1HB1-T
3
1
2
4
5
6
LSW913
3
1
2
4
5
6
FB901
FB902
J901
FB903
R991
3.3k
R996
10k
R992
10k
R993
10k
CE
CLK
DATA
S[1]
S[2]
COM[1]
COM[2]
COM[3]
COM[4]
S[3]
S[4]
S[21]
S[22]
S[23]
S[24]
S[25]
S[26]
S[27]
S[28]
S[29]
S[30]
S[31]
S[32]
S[33]
S[34]
S[35]
COM[1]
COM[2]
COM[3]
COM[4]
S[48]
S[47]
S[46]
S[45]
S[44]
S[43]
S[42]
S[41]
S[40]
S[39]
S[38]
S[37]
S[36]
S[35]
S[34]
S[33]
S[32]
S[31]
S[30]
S[29]
S[28]
S[27]
S[26]
S[25]
S[24]
S[23]
S[22]
S[21]
S[20]
S[19]
S[18]
S[17]
S[16]
S[15]
S[14]
S[13]
S[12]
S[11]
S[10]
S[9]
S[8]
S[7]
S[6]
S[5]
S[4]
S[3]
S[2]
S[1]
S[47]
S[46]
S[45]
S[44]
S[43]
S[42]
S[41]
S[40]
S[39]
S[38]
S[37]
CE
DATA
S[5]
S[6]
S[7]
S[8]
S[9]
S[10]
S[1
1]
S[12]
S[13]
S[14]
S[15]
S[16]
S[17]
S[18]
S[19]
S[20]
S[48]
S[36]
CLK
LIQUID CRYSTAL
DISPLAY
KEY BOARD
BRN
ORG
RED
W004
W005
W006
W001
W003
W002
JACK BOARD
AUX
S907
OFF
PUSH SOUND/ENTER
ROTARY ENCODER
S906
SOURCE
1k
150 (DV80M)
DV80EE/DV800/
DV808
DV80EE/DV800/
DV808
DV80EE/DV800/
DV808
DISC SLOT
ILLUMINATION
(VOLUME)
180 (DV80M)
680
680
180 (DV80M)
OFF
MODE
220 (DV80M)
1k
220 (DV80M)
220 (DV80M)
DV80EE/
DV800/
DV808
180 (DV80M)
180 (DV80M)
820
MODE
MODE
120 (DV80M)
SOURCE
SOURCE
SEEK +
SEEK +
SEEK
–
SEEK
–
180 (DV80M)
180 (DV80M)
S905
S902
S903
S904
S908
LED922, 924, 925, 930, 931
CL-190D-CD-T (DV80M)
CL-197-HB1E-D-T (DV80EE/DV800/DV808)
∗LED907, 911, 913
–
915, 918,
120 (DV80M)
DSPL
SETUP
ALBM+
4
3
–
ALBM
2
SHUF
REP
1
SCRL
AF/TA
DV80M/DV800:
E, EA/DV808
AEP, UK
DV80EE/DV800:
5
6
CL-190D-CD-T (DV80M)
CL-194S-WS-SD-T (DV80EE/DV800/DV808)
120 (DV80M)
120 (DV80M)
220
120 (DV80M)
120 (DV80M)
IC902
REMOTE CONTROL
RECEIVER
(VOLUME)
PUSH SOUND/ENTER
CL-190D-CD-T (DV80M)
CL-194S-WS-SD-T (DV80EE/DV800/DV808)
(VOLUME)
PUSH SOUND/ENTER
CL-190D-CD-T (DV80M)
CL-194S-WS-SD-T (DV80EE/DV800/DV808)
(VOLUME)
PUSH SOUND/ENTER
LED DRIVE
LCD
BACK LIGHT
IC901
LCD DRIVER
DIMMER SWITCH
LED DRIVE SWITCH
J
4
B
16
6
9
11
D
15
H
L
10
K
17
3
5
12
C
F
1
E
8
G
14
A
2
13
I
7
DV80EE/
DV800/
DV808
820
DV80EE/
DV800/
DV808
220
DV80EE/
DV800/
DV808
150
DV80EE/
DV800/
DV808
680
DV80EE/
DV800/
DV808
680
DV80EE/
DV800/
DV808
DV80EE/
DV800/
DV808
220
DV80EE/
DV800/
DV808
220
DV80EE/
DV800/
DV808
220
DV80EE/
DV800/
DV808
120 (DV80M)
220
DV80EE/
DV800/
DV808
120 (DV80M)
220
DV80EE/
DV800/
DV808
120 (DV80M)
330
DV80EE/
DV800/
DV808
120 (DV80M)
470
DV80EE/
DV800/
DV808
1k
DV80EE/
DV800/
DV808
1k
DV80EE/
DV800/
DV808
180 (DV80M)
820
DV80EE/
DV800/
DV808
R940
(Page 27)
MEX-DV80EE/DV80M/DV800/DV808
MEX-DV80EE/DV80M/DV800/DV808
30
30
20.8
μs
3.9 Vp-p
IC4 [D[ (ALRCLK)
2 V/DIV, 10
μs/DIV
IC4 [DY (ABCLK)
2 V/DIV, 100 ns/DIV
324 ns
4.6 Vp-p
IC4 [DW (AMCLK)
2 V/DIV, 20 ns/DIV
4.9 Vp-p
81.6 ns
IC4 [C (XO)
500 mV/DIV, 10 ns/DIV
37 ns
1.2 Vp-p
IC4 [
[ (DAC6 (CVBS))
(Color bar)
(Color bar)
500 mV/DIV, 20
μs/DIV
H
1.1 Vp-p
IC4 [D (RFP), [W (RFN)
(DVD play mode)
(DVD play mode)
200 mV/DIV, 200 ns/DIV
0.4 Vp-p
RB
IC503 RB (XCOUT)
2 V/DIV, 20
μs/DIV
30.8
μs
2.9 Vp-p
RT
IC503 RE (XOUT)
2 V/DIV, 100 ns/DIV
168 ns
3.6 Vp-p
RE
IC601 (SW)
10 V/DIV, 2
μs/DIV
2.8
μs
15 Vp-p
RG
IC201 (XTO)
1 V/DIV, 50 ns/DIV
115 ns
2 Vp-p
RH
IC701 (VOUT)
(Color bar)
(Color bar)
1 V/DIV, 20
μs/DIV
H
2.5 Vp-p
• Waveforms
– SERVO Board –
– MAIN Board –
• 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
PGND1
1
1
PGND12
12
W1
2
W2
3
PVCC1
1
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
BRAKE
NF AMP LOGIC
STANDBY
VO4F
26
VO4R
25
IC6 PCM1780DBQ
MS 2
MC 3
SCK 5
DATA1 6
MD 4
ZERO1 1
SERIAL
CONTROL
PORT
BCK 7
LRCK 8
AUDIO
SERIAL
PORT
4x/8x
OVERSAMPLING
DIGITAL FILTER
WITH
FUNCTION
CONTROLLER
ENHANCED
MULTILEVEL
DELTA-SIGMA
MODULATOR
SYSTEM CLOCK
MANAGER
ZERO
DETECT
POWER
SUPPLY
SUPPLY
SYSTEM
CLOCK
ZERO2
16
VOUTL
15
D/A
CONVERTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
LOW-PASS FILTER
D/A
CONVERTER
VOUTR
14
VCOM
13
AGND
12
VCC
11
NC
10
NC
9
MEX-DV80EE/DV80M/DV800/DV808
31
IC10 EM638165TS-6G
DQ6 11
VSSQ 12
VDD 14
VDD 1
LDQM 15
DQ7 13
WE# 16
CAS# 17
RAS# 18
RAS# 18
CS# 19
BA0 20
BA1 21
BA1 21
A10/AP 22
A0 23
A1 24
A2 25
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
IC11 S29AL032D70TFI030H
STATE
CONTROL,
COMMAND
RESISTER
A15 1
A14 2
A13 3
A12 4
A14 2
A13 3
A12 4
A11 5
A10 6
A9 7
A8 8
A8 8
A19 9
A20 10
A20 10
A18 16
A17 17
A17 17
A7 18
A6 19
A5 20
A4 21
A3 22
A2 23
A1 24
A6 19
A5 20
A4 21
A3 22
A2 23
A1 24
WE# 11
RESET# 12
NC 13
WP#/ACC 14
RY/BY# 15
X-DECODER
Y-DECODER
VCC
DETECTION
CIRCUIT
TIMER
SELF
MATRIX
Y-GATE
DATA
LATCH
CHIP ENABLE/
OUPUT ENABLE
LOGIC
ADDRESS LA
TCH
A0
25
CE#
26
VSS
27
OE#
28
DQ0
29
DQ8
30
DQ1
31
DQ9
32
DQ2
33
DQ10
34
DQ3
35
DQ11
36
VCC
37
DQ4
38
DQ12
39
DQ5
40
DQ13
41
DQ6
42
DQ14
43
DQ7
44
DQ15/A-1
45
VSS
BYTE#
46
47
A16
48
INPUT/OUTPUT
BUFFER
STB
STB
PGM VOLTAGE
GENERATION
CIRCUIT
ERASE VOLTAGE
GENERATION
CIRCUIT
SECTOR
SWITCH
MEX-DV80EE/DV80M/DV800/DV808
32
– KEY Board –
IC901 LC75826WH-US-E
48 S48
47 S47
46 S46
45 S45
44 S44
43 S43
42 S42
41 S41
40 S40
39 S39
47 S47
46 S46
45 S45
44 S44
43 S43
42 S42
41 S41
40 S40
39 S39
19
S19
20
S20
17
S17
18
S18
21
S21
22
S22
23
S23
24
S24
25
S25
26
S26
27
S27
28
S28
3
P3/S3
4
P4/S4
1
P1/S1
2
P2/S2
5
P5/S5
6
P6/S6
7
P7/S7
8
P8/S8
9
S9
10
S10
11
S11
12
S12
52
COM3
51
COM4
59
VSS
58
VDD2
57
VDD1
56
VDD
64
DI
63
CL
62
CE
60
S52/OSCI
55
S51
61
INH
COMMON
DRIVER
CLOCK
GENERATOR
CCB INTERFACE
SHIFT REGISTER
CONTROL
REGISTER
SEGMENT DRIVER & LATCH
13
S13
14
S14
15
S15
16
S16
29
S29
30
S30
31
S31
32
S32
38 S38
37 S37
36 S36
35 S35
34 S34
33 S33
37 S37
36 S36
35 S35
34 S34
33 S33
50
S50
49
S49
54
COM1
53
COM2
– MAIN Board –
IC102 BD7931F
POWER CMOS
H-BRIDGE
THERMAL
SHUT-DOWN
CONTROL
LOGIC
RIN
7
CONT
6
GND_S
5
FIN
8
OUT–
3
GND
4
VCC
1
OUT+
2
IC103 NJM2387ADL3 (TE2)
1
VIN
2
CONTROL
5
GND
3
VOUT
4
VA
D
J
BANDGAP
REFERENCE
OVER VOLTAGE
PROTECTION
OVER CURRENT
PROTECTION
THERMAL
PROTECTION
ON/OFF
CONTROL
REGULATOR
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