Sony DVP-F250 Service Manual ▷ View online
5-1
DVP-F250
SECTION 5
IC PIN FUNCTION DESCRIPTION
5-1. I/F CONTROL IC (AV-079 BOARD IC404:TMP86CK74AFG-4R86)
Pin No.
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
Pin Name
VSS
XIN
XOUT
TEST
VDD
N.C.
/FRESET
/RST
N.C.
SELF_CHECK
IR
SEL
N.C.
/CS
SI
SO
/SC
DATA
SCK
STB
N.C.
IRSEL_OUT
/AMUTE
/VMUTE
IRSEL_IN
PCONT
BUSY
N.C.
N.C.
PONCHK
N.C.
N.C.
N.C.
AD1
O/C
AD2
POWER
AVSS
VAREF
VKK
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
I/O
–
–
–
–
–
O
O
I
O
I
I
I
O
I
I
O
I
O
O
O
O
O
O
O
I
I
I
I
I
I
O
O
O
I
I
I
I
–
–
–
O
O
O
O
O
O
O
O
O
O
Function
GND
Clock input
Clock output
Test terminal
Power supply (+3.5V)
Not used
System signal control
Reset signal input
Not used
Select signal input of Self diagnosis mode (L:Self diagnosis/H:Normal)
Remote control signal input
Model select signal (fixed at “H”)
Not used
Serial bus (Chip select)
Serial bus (data input)
Serial bus (data output)
Serial bus (clock output)
LCD controller (data output)
LCD controller (clock output)
LCD controller (strove output)
Not used
Select signal output of Remote controller receiver
Audio mute signal output (L:Mute)
Video mute signal output (L:Mute)
Select signal input of Remote controller receiver
Power control
Serial bus (busy output)
Not used
Not used
Power check signal input (Analog)
Not used
Not used
Not used
Key input x4 (PLAY, STOP, PREV, DISPLAY POSITION)
Key input x1 (EJECT)
Not used
Key input x2(POWER, NEXT)
GND
Reference power supply (+3.5V)
GND
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
5-2
Pin No.
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
Pin Name
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
BL1
VCC
N.C.
N.C.
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
–
O
O
Function
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Not used
Back Light LED control (L:off/H:on)
Power supply (+3.5V)
Not used
Not used
5-3
5-2. SYSTEM CONTROL PIN FUNCTION
(MB-108 BOARD IC104: MB91307RPFV-G-BND-E1)
Pin No.
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
49
50
51
52
53
54
Pin Name
HA17-HA21
HA22
WP
XSACS
AVCC
AVRH
AVSS
AN0
AN1
AN2
AN3
INT0
INT1
INT2
INT3
INT4
INT5
INT6
INT7
VCC
SI0
SO0
SC0
SI1
SO1
SC1
SI2
SO2
DSENS
VSS
XRST
XARPRST
RGBSEL
SDA
SCL
TRM +
EUROVY
EXT/DSEL
MD0
MD1
MD2
DREQ0
DACK0
XDRVMUTE
DREQ1
DACK1
XIFCS
VSS
X1
X2
I/O
O
–
O
–
–
–
–
I
I
I
I
I
I
I
–
I
–
–
–
–
I
O
O
–
O
O
I
O
O
–
O
O
I
I/O
O
I
O
O
I
I
I
I
O
O
I
O
O
–
O
I
Function
Address bus A17 to A21
Not used
I2C EEPROM write protect output
Not used
Power supply (+3.3 V)
Reference power supply (+3.3 V)
GND
Set of mode 0
Set of mode 1
Set of mode 2
Not used
AV DEC Interrupt input
ARP Interrupt input
SDSP Interrupt input
Not used
IF CON interrupt input
Not used
Not used
Not used
Power supply (+3.3 V)
Serial bus 0 (data input)
Serial bus 0 (data output)
Serial bus 0 (clock output)
Not used
Serial bus 1 (data output)
Serial bus 1 (clock output)
Serial bus 2 (data input)
Serial bus 2 (data output)
Not used
GND
System reset signal output
WIDE select signal output
Not used
I2C data input/output
I2C clock output
Not used
Tray motor drive –
Tray motor drive +
Input of mode select 0 (fixed at “H”)
Input of mode select 1 (fixed at “L”)
Input of mode select 2 (fixed at “L”)
Input of DMA-REQ from AV DEC
Output of DMA-ACK to AV DEC
Drive mute signal output
AV DEC DMA-REQ 1 input
AV DEC DMA-ACK 1 output
IF CON chip select signal output
GND
Clock output (16.5 MHz)
Clock input (16.5 MHz)
5-4E
Pin No.
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85-92
93-100
101
102-109
110
111-118
119
120
Pin Name
VCC
CKSW1/TSW1
OCSW1/TSW2
CS0X
CS1X
CS2X
CS3X
CS4X
CS5X
VCCI
CS6X
CX7X
XWAIT
BGRNTX
BRQ
XRD
XWRH
XWRL
NMIX
VCCI
VSS
XFRRST
CPUCK
OCSW2
XDACS
TRM –
48/44.1K
WIDE
MAMUTE
SRAMWE
HD0-HD7
HD8-HD15
VSS
HA0-HA7
VCC
HA8-HA15
VSS
HA16
I/O
–
I
I
O
O
O
O
O
O
–
–
–
I
I
I
O
O
O
I
–
–
I
O
–
O
–
O
O
O
–
I/O
I/O
–
O
–
O
–
O
Function
Power supply (+3.3 V)
Chucking switch
Open/Close switch
Chip select signal output (for external ROM)
Chip select signal output (for external RAM)
AV DEC chip select signal output
AV DEC chip select signal output
ARP chip select signal output
SDSP chip select signal output
Power supply (+1.8 V)
Not used
Not used
External Wait signal input
Test terminal (fixed at “H”)
Not used
Read enable signal output
High order byte write enable signal output
Not used
Fixed at “H”
Power supply (+1.8 V)
GND
IF CON reset signal input
Not used
Chuck sensor input2
DAC (2 CH) chip select signal output
Chucking motor –
PLL FS control signal output
LD mute signal output
Audio mute signal output
Not used
Data bus D0 to D7 (16 bits only)
Data bus D8 to D15 (16 bits) and D0 - D7 (8 bits)
GND
Address bus A00 to A07
Power supply (+3.3 V)
Address bus A08 to A15
GND
Address bus A16
Click on the first or last page to see other DVP-F250 service manuals if exist.