Sharp HT-CN400DVH Service Manual page 57

IC803 92LRCI7866-001: DVD Front End (LC78663NRW) (3/4)
Pin No. Port Name
105 PCK
106 DVDD0
107 DVSS
108 VCOCTL
109 PPDO
110 FPDO
111 LF1
112 LF2
113 LF3
114 PCN
115 PISET
116 FISET
117 CDFR
118 DVDFR
119 AVDD2
120 AVSS
121 JVCPI
122 JVCPC
123 JVAO
124 JVAIN
125 JVRVO
126 AVDD3
127 AVSS
128 VOPDO
129 VRPFR
130 VCOC
131 DVDD0
132 DVSS
133 DVDD2
134 XIN
135 XOUT
136 DVSS
137 X16MIO
138 TEST2
139 DVDCKIO
140 FSX
141 EFLG
142 DOUT
143 DVDD1
144 DVSS
145 MD8
146 MD9
147 MD10
148 MD11
149 N.C.
150 MD12
151 MD13
152 MD14
153 MD15
154 N.C.
155 N.C.
156 MD0
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.
HT-CN400DVH/HT-CN400DVE/HT-CN500DVH/HT-CN500DVE
Input/Output
Output EFM playback signal shift clock output.
Input Internal logic system power supply. (Digital 2.5 V)
— Digital system ground.
— VCO filter connection.
— Phase comparator filter connection.
— Frequency comparator filter connection.
— Filter connection 1.
— Filter connection 2.
— Filter connection 3.
— Voltage monitor. (Phase comparator charge pump PCH control voltage.)
— Phase comparator constant current charge pump current setting.
— Frequency comparator constant charge pump current setting.
— EFM data recovery PLL VCO oscillator range setting. (CD)
— EFM data recovery PLL VCO oscillator range setting. (DVD)
Input EFM PLL JV power supply. (Analog 3.3 V)
— Analog system ground.
— JV
— JV
Output EFM data recovery PLL clock jitter output.
— JV
— JV
Input System PLL power supply. (Analog 2.5 V)
— Analog system ground.
— System PLL filter connection.
— System PLL VCO oscillator range setting.
— System PLL filter connection.
Input Internal logic system power supply. (Digital 2.5 V)
— Digital system ground.
Input Oscillator circuit power supply. (Digital 3.3 V)
Input Oscillator circuit input.
Output Oscillator circuit output.
— Digital system ground.
Input/Output External 16 MHz I/O.
Input Test input 2. (This input must be tied low.)
Input/Output Internal DVD clock I/O.
Output CD single frame sync signal.
Output Error correction C1 and C2 correction state monitor.
Output Audio EIAJ data output.
Input I/O system power supply. (Digital 3.3 V)
— Digital system ground.
Input/Output DRAM data bus 8.
Input/Output DRAM data bus 9.
Input/Output DRAM data bus 10.
Input/Output DRAM data bus 11.
— No connect pin.
Input/Output DRAM data bus 12.
Input/Output DRAM data bus 13.
Input/Output DRAM data bus 14.
Input/Output DRAM data bus 15.
— No connect pin.
— No connect pin.
Input/Output DRAM data bus 0.
Function
– 57 –