Sony DVP-NS72HP / DVP-NS77H / DVP-NS77HP / DVP-NS78H / DVP-NS78HP Service Manual ▷ View online
5-1
DVP-NS72HP/NS77H/NS77HP/NS78H/NS78HP
SECTION 5
IC PIN FUNCTION DESCRIPTION
Pin No.
Pin name
Type
Function
1
DSN
Analog Output
RF Offset cancellation capacitor connecting
2
RFGC
Analog Output
RF AGC loop capacitor connecting for DVD-ROM
3
IREF
Analog Input
Current reference input
4
AVDD3
Power
3.3V power pin for analog circuitry
5
AGND
Ground
Ground pin for analog circuitry
6
DVDDA
Analog Input
AC coupled input path A
7
DVDDB
Analog Input
AC coupled input path B
8
DVDDC
Analog Input
AC coupled input path C
9
DVDDD
Analog Input
AC coupled input path D
1 0
DVDRFIP
Analog Input
AC coupled DVD RF signal input RFIP
1 1
MA
Analog Input
DC coupled main-beam RF signal input A
1 2
MB
Analog Input
DC coupled main-beam RF signal input B
1 3
MC
Analog Input
DC coupled main-beam RF signal input C
1 4
MD
Analog Input
DC coupled main-beam RF signal input D
1 5
SA
Analog Input
DC coupled sub-beam RF signal input A
1 6
SB
Analog Input
DC coupled sub-beam RF signal input B
1 7
TNI
Analog Input
3 beam satellite PD negative input
1 8
TPI
Analog Input
3 beam satellite PD positive input
1 9
MDI
Analog Input
Laser power monitor input
2 0
MD2
Analog Input
Laser power monitor input
2 1
LDO2
Analog Output
Laser driver output
2 2
LDO1
Analog Output
Laser driver output
2 3
SVDD3
Power
Analog 3.3V power
2 4
CSO
Analog Output
Central servo
2 5
RFLVL
Analog Output
RFRP low pass output
2 6
SGND
Ground
Ground pin for analog circuitry
2 7
V2REF0
Analog Output
Reference voltage 2.8V
2 8
V20
Analog Output
Reference voltage 2.0V
2 9
VREF0
Analog Output
Reference voltage 1.4V
3 0
FEO
Analog Output
Focus error monitor output
3 1
TEO
Analog Output
Tracking error monitor output
3 2
TEZISLV
Analog Output
TE Slicing Level
3 3
OP_OUT
Analog Output
Op amp output
3 4
OP_INN
Analog Input
Op amp negative input
3 5
SPFG
Analog Input
Brake for Tray open / close
3 6
DMO
Analog Output
Disc motor control output. PWM output
3 7
FMO
Analog Output
Feed motor control. PWM output
3 8
TROPENPWM
Analog Output
Tray PWM output/Tray open output
3 9
IOPMON
Analog Input
General A/D input -> Iop Monitor
4 0
TRO
Analog Output
PDM output of tracking servo compensator
4 1
FDO
Analog Output
PDM output of focus servo compensator
4 2
AGND18_DMPLL
Ground
Analog Ground for DMPLL
4 3
AVDD18_DMPLL
Power
Analog power pin 1.8V for DMPLL
4 4
NC
Not used
4 5
NC
Not used
4 6
VDD33_USB
Power
USB Power pin 3.3V
4 7
VSS33_USB
Ground
USB ground pin
4 8
NC
Not used
5-1. SYSTEM CONTROL PIN FUNCTION
(MV-55/56 BOARDS IC101)
5-2
DVP-NS72HP/NS77H/NS77HP/NS78H/NS78HP
Pin No.
Pin name
Type
Function
4 9
VDD18_USB
Power
USB Power pin 1.8V
5 0
VSS_18_USB
Ground
USB ground pin
5 1
NC
Not used
5 2
NC
Not used
5 3
LIMITSW
Input, PU
BU Limit Switch
5 4
MSW
Output, SMT
Mode Switch (H:DVD, L:CD)
5 5
DVDD18
Power
1.8V power pin for internal digital circuitry
5 6
HA2
Output, PU
Host address bit2
5 7
HA3
Output, PU
Host address bit3
5 8
HA4
Output, PU
Host address bit4
5 9
HA5
Output, PU
Host address bit5
6 0
HA6
Output, PU
Host address bit6
6 1
HA7
Output, PU
Host address bit7
6 2
HA8
Output, PU
Host address bit8
6 3
HA18
Output, PU
Host address bit18
6 4
HA19
Output, PU
Host address bit19
6 5
DVDD33
Power
3.3V power pin for internal digital circuitry
6 6
XWR
Output, SMT
Write enable, active Low
6 7
HA16
Output
Host address bit16
6 8
HA15
Output, PU
Host address bit15
6 9
HA14
Output, PU
Host address bit14
7 0
HA13
Output, PU
Host address bit13
7 1
HA12
Output, PU
Host address bit12
7 2
HA11
Output, PU
Host address bit11
7 3
HA10
Output, PU
Host address bit10
7 4
HA9
Output, PU
Host address bit9
7 5
HA20
Output, PU
Host address bit20
7 6
XROMCS
Output, PU
Chip select, active Low
7 7
HA1
Output, PU
Host address bit1
7 8
XRD
Output, PU
Read enable, active Low
7 9
HD0
Output, PU
Host data bit0
8 0
HD1
Output, PU
Host data bit1
8 1
DVSS18
Ground
Ground pin for internal digital circuitry
8 2
HD2
Output, PU
Host data bit2
8 3
HD3
Output, PU
Host data bit3
8 4
HD4
Output, PU
Host data bit4
8 5
HD5
Output, PU
Host data bit5
8 6
HD6
Output, PU
Host data bit6
8 7
HA21
Output, SMT
Host address bit21
8 8
ALE
Output, PU
Address latch enable
8 9
HD7
Output, PU
Host data bit7
9 0
DVSS33
Ground
Ground pin for internal digital circuitry
9 1
HA17
Output, PU
Host address bit17
9 2
HA0
Output, PU
Host address bit0
9 3
DVDD18
Power
1.8V power pin for internal digital circuitry
9 4
FWD
Output, PU
Loading control signal (Forward)
9 5
REV
Output, PU
Loading control signal (Reverse)
9 6
DVDD33
Power
3.3V power pin for internal digital circuitry
9 7
IFSDO
Output, SMT
Ext. CPU Serial data output
9 8
IFSCK
Output, SMT
Ext. CPU Serial clock
9 9
XIFCS
Output, SMT
Chip select for Ext.CPU (Low Active)
100
IFSDI
Input, SMT
Ext. CPU Serial data input
101
SCL
Output, SMT
IIC clock pin
102
SDA
Output, SMT
IIC data pin
5-3
DVP-NS72HP/NS77H/NS77HP/NS78H/NS78HP
Pin No.
Pin name
Type
Function
103
CKSW
Input, SMT
Chuck Switch (H:Tray Open, L:Tray Closed)
104
OCSW
Input, SMT
Open/Close Switch (H:Tray Open, L:Tray Closed)
105
RXD
Input, SMT
Hardwared RS232C RXD
106
TXD
Output, SMT
Hardwared RS232C TXD
107
ICE
Input, SMT, PU
ICE mode enable
108
XSYSRST
Input
MT1389 reset input, active Low
109
IR
Input, SMT
IR control signal input
110
XIFBSY
Input, PD, SMT
Ext. CPU Ready/Busy interrupt signal (H: Busy, L: Ready)
111
DQM0
Output
Mask for DRAM input/output byte 0
112
EEWP
Output, PD, SMT
EEPROM Write Protect control (L : write allowed)
113
RD7
Output
DRAM data bit7
114
RD6
Output
DRAM data bit6
115
RD5
Output
DRAM data bit5
116
RD4
Output
DRAM data bit4
117
RD3
Output
DRAM data bit3
118
DVDD33
Power
3.3V power pin for internal digital circuitry
119
RD2
Output
DRAM data bit2
120
RD1
Output
DRAM data bit1
121
RD0
Output
DRAM data bit0
122
RD15
Output
DRAM data bit15
123
RD14
Output
DRAM data bit14
124
RD13
Output
DRAM data bit13
125
RD12
Output
DRAM data bit12
126
RD11
Output
DRAM data bit11
127
RD10
Output
DRAM data bit10
128
RD9
Output
DRAM data bit9
129
RD8
Output
DRAM data bit8
130
TSD_M
Input, PD, SMT
Motor driver thermal shutdown sensor (Active Low)
131
DVDD33
Power
3.3V power pin for internal digital circuitry
132
DQM1
Output
Mask for DRAM input/output byte 1
133
RWE
Output
DRAM write enable
134
CAS
Output
DRAM column address strobe
135
RAS
Output
DRAM row address strobe
136
RCS
Output
DRAM chip select
137
BA0
Output
DRAM bank address 0
138
BA1
Output
DRAM bank address 1
139
RA10
Output
DRAM address bit10
140
RA0
Output
DRAM address bit0
141
RA1
Output
DRAM address bit1
142
DVDD18
Power
1.8V power pin for internal digital circuitry
143
RA2
Output
DRAM address bit2
144
RA3
Output
DRAM address bit3
145
DVDD33
Power
3.3V power pin for internal digital circuitry
146
DRCLK
Output
DRAM clock
147
CKE
Output
DRAM clock enable
148
DVSS33
Ground
Ground pin for internal digital circuitry
149
RA11
Output, PD
DRAM address bit11
150
RA9
Output
DRAM address bit9
151
RA8
Output
DRAM address bit8
152
RA7
Output
DRAM address bit7
153
RA6
Output
DRAM address bit6
154
RA5
Output
DRAM address bit5
155
RA4
Output
DRAM address bit4
156
DVDD33
Power
3.3V power pin for internal digital circuitry
5-4
DVP-NS72HP/NS77H/NS77HP/NS78H/NS78HP
Pin No.
Pin name
Type
Function
157
XMUTE123
Output, PD, SMT
Motor drive channel 1,2 & 3 mute
158
XMUTE4
Output, PD, SMT
Servo Driver MUTE Signal
159
DDC_SDA
Output, PD, SMT
DDC IIC Data (For HDMI)
160
DVDD18
1.8V power pin for internal digital circuitry
161
DDC_SCL
Output, PD, SMT
DDC IIC Clock (For HDMI)
162
HTPLG
Input, PD, SMT
Hot Plug Detection (For HDMI)
163
AGND33_VPLL
Ground
Ground pin for HDMI TX
164
EXT_RES
Analog Input
External resistor for HDMI TX
165
AVDD33_VPLL
Power
3.3V power pin for HDMI TX
166
AVDD33_TX
Power
3.3V power pin for HDMI TX
167
EXT_CAP
Analog Input
External capacitor for HDMI TX
168
AGND33_TX
Ground
Ground pin for HDMI TX
169
AGND18_TX2
Ground
Ground pin for HDMI TX
170
TXCN
Analog Output
Negative TX Clock
171
TXCP
Analog Output
Positive TX Clock
172
AVDD18_TX1
Power
1.8V power pin for HDMI TX
173
TX0N
Analog Output
Negative TX CH0
174
TX0P
Analog Output
Positive TX CH0
175
AGND18_TX1
Ground
Ground pin for HDMI TX
176
TX1N
Analog Output
Negative TX CH1
177
TX1P
Analog Output
Positive TX CH1
178
AVDD18_TX0
Power
1.8V power pin for HDMI TX
179
TX2N
Analog Output
Negative TX CH2
180
TX2P
Analog Output
Positive TX CH2
181
AGND18_TX0
Ground
Ground pin for HDMI TX
182
R/CR/PR
Analog Output
Red or Cr
183
B/CB/PB
Analog Output
Blue or Cb
184
DACVSSA
Ground
Ground pin for Video DAC circuitry
185
Y/G
Analog Output
Green or Y
186
DACVDDA
Power
3.3V power for Video DAC circuitry
187
CVBS
Analog Output
Analog composite output
188
DACVSSB
Ground
Ground pin for Video DAC circuitry
189
C
Analog Output
Analog chroma output
190
DACVDDB
Power
3.3V power for Video DAC circuitry
191
Y
Analog Output
Analog Y output
192
DACVSSC
Ground
Ground pin for Video DAC circuitry
193
FS
Analog Input
Full Scale Adjustment
194
VREF
Analog Input
Bandgap Ref Voltage
195
DACVDDC
Power
3.3V power for Video DAC circuitry
196
HPD_PON
Output, PD, SMT
Fixed High
197
NC
Not used
198
NC
Not used
199
NC
Not used
200
NC
Not used
201
NC
Not used
202
NC
Not used
203
NC
Not used
204
NC
Not used
205
MV-55: NC
Not used
MV-56: RGBSEL
Output, PD, SMT
RGB/YCbCr select output signal (H:RGB Disable, L:RGB Enable)
206
WIDE
Output
Voltage select output signal for S terminal (H: 16:9, L: 4:3)
207
DVDD33
Power
3.3V power pin for internal digital circuitry
208
NC
Not used
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