Sony DVP-FX870 / DVP-FX875 Service Manual ▷ View online
DVP-FX870/FX875
5-7
5-8E
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
1
3.281
3.282
28
0
0
1
0.115
0.123
28
0.066
0
2
0.987
1.612
29
0.37
1.012
2
2.35
2.243
29
1.873
1.664
3
3.28
3.285
30
0.343
1.032
3
2.405
2.404
30
0.312
0.396
4
1.029
0.575
31
0.234
1.683
4
1.541
1.747
31
0.286
1.743
5
0.076
1.136
32
0.332
1.115
5
1.94
2.023
32
1.053
0.43
6
0
0
33
0.025
0.036
6
1.497
1.507
33
0.287
1.754
7
0.12
1.254
34
0.022
0.028
7
1.157
0.879
34
0.398
0.45
8
0.056
1.143
35
0.02
0.02
8
1.654
2.464
35
0.286
0
9
3.285
3.284
36
0.004
0
9
0.046
0.046
36
1.386
0
10
0.074
1.163
37
3.286
3.285
10
0
0
37
0.035
0
11
0.075
1.139
38
1.573
1.635
11
3.287
3.286
38
3.283
0
12
0
0
39
3.279
3.283
12
3.286
0
39
0.025
0
13
0.057
1.064
40
0.003
0
13
0
0
40
2.021
2.167
14
3.283
3.265
41
0
0
14
0
0
41
0.237
0
15
3.279
3.284
42
0.6
0.965
15
1.05
0
42
1.627
0
16
3.284
3.282
43
3.285
3.286
16
0.043
0.041
43
0.257
0
17
3.281
3.278
44
0.071
0.61
17
0.825
0.832
44
2.424
1.65
18
3.28
3.281
45
0.072
1.005
18
2.37
2.436
45
0.237
0
19
3.286
3.282
46
0
0
19
2.15
1.978
46
0
0
20
0.065
1.121
47
0.06
1.065
20
2.236
2.241
47
0
0
21
0.69
0.904
48
0.07
1.203
21
3.257
2.174
48
0
0.8
22
0.042
0.058
49
3.282
3.284
22
3.282
2.685
23
0.044
0.176
50
0.078
0.732
23
0.886
1.853
24
0.256
0.956
51
0.079
1.452
24
3.278
2.038
25
0.27
1.418
52
0
0
25
2.135
1.937
26
0.272
1.536
53
1.25
1.255
26
0.035
0
27
3.283
3.284
54
0
0
27
0
0
U12 (SDRAM)
U12 (SDRAM)
U13 (FLASH)
U13 (FLASH)
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
1
0
0
1
0
0
1
1.654
1.657
1
3.32
3.257
2
0
0
2
0
0
2
0.034
1.675
2
1.585
1.481
3
0
0
3
0
0
3
1.534
1.539
3
0.712
1.413
4
0
0
4
-4.841
-4.841
4
0
0
4
0.683
1.412
5
5.025
5.024
5
0
0
5
3.281
3.283
5
1.001
1.487
6
5.025
5.024
6
0
0
6
4.786
4.787
6
1.001
1.423
7
-4.948
-4.947
7
0
0
7
2.409
2.411
7
1.001
1.456
8
0
0
8
4.97
4.97
8
2.374
2.375
8
0
0
9
0
0
9
0
0
9
0.943
1.468
10
0
0
10
2.389
2.387
10
0.943
1.467
11
0
0
11
3.28
0.003
11
3.35
1.294
12
5.025
5.023
12
3.28
0.003
12
3.3
1.234
13
5.025
5.023
13
0.043
0.05
13
3.3
1.214
14
5.079
5.075
14
3.253
3.255
14
3.3
1.244
15
3.276
3.277
15
0
0
16
1.62
1.618
16
5.084
5.136
U14 (TS5V330)
U18 (4558)
U19 (PCM1742 KE)
U20 (74HC4066)
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
PIN
STOP
PLAY
1
0
0
15
0.432
1.104
1
1.375
1.387
15
4.511
2.546
2
0
3.765
16
0
0
2
1.107
2.533
16
0
2.529
3
0
0
17
0
0.125
3
0.356
2.532
17
2.584
2.579
4
0
3.764
18
0
0
4
1.375
1.369
18
2.576
2.574
5
0
0
19
0
0
5
1.388
1.37
19
0
0
6
0
0
20
5.068
0.019
6
1.387
1.369
20
0
2.533
7
0
3.769
21
1.38
1.386
7
4.495
2.532
21
5.08
5.076
8
0
0
22
1.379
1.38
8
5.081
5.078
22
0
0
9
1.144
2.965
23
0.03
3.248
9
5.081
5.074
23
1.388
1.38
10
1.173
3.172
24
4.091
4.091
10
0
0
24
0.801
2.519
11
1.135
3.161
25
5.082
5.08
11
2.528
2.525
25
2.52
2.521
12
1.145
2.963
26
5.081
5.081
12
2.516
2.521
26
1.387
1.38
13
1.162
3.082
27
5.081
5.08
13
4.496
2.519
27
1.379
1.381
14
1.182
3.068
28
5.079
5.081
14
0.24
2.543
28
3.247
3.248
PIN
STOP
PLAY
1
0
0
2
0
0
3
0
0
4
0
0
5
3.283
3.283
6
3.283
3.283
7
0
0
8
3.283
3.283
U9 (BA5954)
U9 (BA5954)
U11 (EEPROM 24C16)
U10 (BA6849)
U10 (BA6849)
6-1
Pin
Name
I/O
Description
number
1
AGND
-
Analog ground
2
DVDA
I
AC coupled input path A
3
DVDB
I
AC coupled input path B
4
DVDC
I
AC coupled input path C
5
DVDD
I
AC coupled input path D
6
DVDRFIP
I
AC coupled DVD RF signal input
7
DVDRFIN
I
AC coupled DVD RF signal input
8
MA
I
DC coupled main-beam RF signal input A
9
MB
I
DC coupled main-beam RF signal input B
10
MC
I
DC coupled main-beam RF signal input C
11
MD
I
DC coupled main-beam RF signal input D
12
SA
I
DC coupled sub-beam RF signal input A
13
SB
I
DC coupled sub-beam RF signal input B
14
SC
I
DC coupled sub-beam RF signal input C
15
SD
I
DC coupled sub-beam RF signal input D
16
CDFON
I
CD focusing error negative input
17
CDFOP
I
CD focusing error positive input
18
TNI
I
3 beam satellite PD signal negative input
19
TPI
I
3 beam satellite PD signal positive input
20
MDI1
I
Laser power monitor input
21
MDI2
I
Laser power monitor input
22
LDO2
O
DVD laser driver output
23
LDO1
O
CD laser driver output
24
SVDD3
-
Analog power 3.3V
25
CSO/RFOP
O
Positive main beam summing output
26
RFLVL/RFON
O
Negative main beam summing output
27
SGND
-
Analog ground
28
V2REFO
O
Reference voltage 2.8V
29
V20
O
Reference voltage 2.0V
30
VREFO
O
Reference voltage 1.4V
31
FEO
O
Focus error monitor output
32
TEO
O
Tracking error monitor output
33
TEZISLV
O
TE slicing level
34
OP_OUT
(-)
N.C.
35
OP_INN
(-)
N.C.
36
OP_INP
(-)
N.C.
37
DMO
O
Disk motor control output. PWM output.
38
FMO
O
Feed motor control. PWM output.
39
TROPENPWM
(-)
N.C.
40
PWMOUT1/V_ADIN9
O
1stGeneral PWM output or Version AD input 9
41
TRO
O
Tracking servo output. PDM output of tracking servo compensator.
42
FOO
O
Focus servo output. PDM output of focus servo compensator.
43
VPLLVSS
-
Analog ground for VPLL
44
CAPPAD
I
Capacitance connection
45
VPLLVDD3
-
Analog 3.3V power for VPLL
46
USB_VSS
-
USB ground pin
47
USBP
(-)
N.C.
48
USBM
(-)
N.C.
SECTION 6
IC PIN FUNCTION DESCRIPTION
DVP-FX870/FX875
6-1. MPEG/DSP/RF PIN FUNCTION (MAIN BOARD U7: MT1389HD)
6-2
Pin
Name
I/O
Description
number
49
USB_VDD3
-
USB power pin 3.3V
50
FG/V_ADIN8
I
Version AD input 8
51
TDI/V_ADIN4
I/O
DEBUG1
52
TMS/V_ADIN5
I/O
Version AD input 5
53
TCK/V_ADIN6
I/O
Version AD input 6
54
TDO/V_ADIN7
I/O
Version AD input 7
55
DVDD18
-
1.8V power pin for internal digital circuitry
56
IOA2
I/O
Microcontroller address 2/IO
57
IOA3
I/O
Microcontroller address 3/IO
58
IOA4
I/O
Microcontroller address 4/IO
59
IOA5
I/O
Microcontroller address 5/IO
60
IOA6
I/O
Microcontroller address 6/IO
61
IOA7
I/O
Microcontroller address 7/IO
62
HIGHA0
I/O
Microcontroller address 8
63
IOA18
I/O
Flash address 18/IO
64
IOA19
I/O
Flash address 19/IO
65
DVDD3
-
3.3V power pin for internal digital circuitry
66
IOWR
I/O
Flash write enable, active low/IO
67
A16
I/O
Flash address 16
68
HIGHA7
I/O
Microcontroller address 15
69
HIGHA6
I/O
Microcontroller address 14
70
HIGHA5
I/O
Microcontroller address 13
71
HIGHA4
I/O
Microcontroller address 12
72
HIGHA3
I/O
Microcontroller address 11
73
HIGHA2
I/O
Microcontroller address 10
74
HIGHA1
I/O
Microcontroller address 9
75
IOA20
I/O
Flash address 20/IO
76
IOCS
I/O
Flash chip select, active low/IO
77
IOA1
I/O
Microcontroller address 1/IO
78
IOOE
I/O
Flash output enable, active low/IO
79
AD0
I/O
Microcontroller address/data 0
80
AD1
I/O
Microcontroller address/data 1
81
DVSS
-
1.8V ground pin for internal digital circuitry
82
AD2
I/O
Microcontroller address/data 2
83
AD3
I/O
Microcontroller address/data 3
84
AD4
I/O
Microcontroller address/data 4
85
AD5
I/O
Microcontroller address/data 5
86
AD6
I/O
Microcontroller address/data 6
87
IOA21
I/O
Flash address 21/IO
88
ALE
I/O
Microcontroller address latch enable
89
AD7
I/O
Microcontroller address/data 7
90
DVSS
-
3.3V ground pin for internal digital circuitry
91
A17
I/O
Flash address 17
92
IOA0
I/O
Microcontroller address 0/IO
93
DVDD18
-
1.8V power pin for internal digital circuitry
94
UWR
I/O
Microcontroller write strobe, active low
95
URD
I/O
Microcontroller read strobe, active low
96
DVDD3
-
3.3V power pin for internal digital circuitry
6-3
Pin
Name
I/O
Description
number
97
UP1_2
I/O
Microcontroller port 1-2
98
UP1_3
I/O
TFT SDA
99
UP1_4
I/O
TFT SCL
100
UP1_5
I/O
Microcontroller port 1-5
101
UP1_6
I/O
SCL (Serial clock)
102
UP1_7
I/O
SDA (Serial data)
103
UP3_0
I/O
RXD
104
UP3_1
I/O
TXD
105
UP3_4
I/O
RXD (I2C clock pin)
106
UP3_5
I/O
TXD (I2C data pin)
107
ICE
I
Microcontroller ICE mode enable
108
PRST
I
Power on reset input, active low
109
IR
I
IR control signal input
110
INT0
I/O
Microcontroller external interrupt 0, active low
111
DQM0
I/O
Data mask 0
112
IO_19
I/O
IOA
113
RD7
I/O
DRAM data 7
114
RD6
I/O
DRAM data 6
115
RD5
I/O
DRAM data 5
116
RD4
I/O
DRAM data 4
117
RD3
I/O
DRAM data 3
118
DVDD3
-
3.3V power pin for internal digital circuitry
119
RD2
I/O
DRAM data 2
120
RD1
I/O
DRAM data 1
121
RD0
I/O
DRAM data 0
122
RD15
I/O
DRAM data 15
123
RD14
I/O
DRAM data 14
124
RD13
I/O
DRAM data 13
125
RD12
I/O
DRAM data 12
126
RD11
I/O
DRAM data 11
127
RD10
I/O
DRAM data 10
128
RD9
I/O
DRAM data 9
129
RD8
I/O
DRAM data 8
130
IO_18
I/O
HOME SW
131
DVDD3
-
3.3V power pin for internal digital circuitry
132
DQM1
I/O
Data mask 1
133
RWE
O
DRAM write enable, active low
134
CAS
O
DRAM column address strobe, active low
135
RAS
O
DRAM row address strobe, active low
136
RCS
O
DRAM chip select, active low
137
BA0
I/O
DRAM bank address 0
138
BA1
I/O
DRAM bank address 1
139
RA10
I/O
DRAM address 10
140
RA0
I/O
DRAM address 0
141
RA1
I/O
DRAM address 1
142
DVDD18
-
1.8V power pin for internal digital circuitry
143
RA2
I/O
DRAM address 2
144
RA3
I/O
DRAM address 3
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