Sanyo DVD-SL20V Service Manual page 28

IC BLOCK DIAGRAM & DESCRIPTION
IC130 LC78661W-D(DVD/CD Signal Processing)
Block NO. Pin name I/O
Power 105 DVSS - Digital GND
supply
SYSTEM 106 XIN I Oscillator circuit input pin
CLK 107 XOUT O Oscillator circuit output pin
108 DVDD6 Oscillator circuit power supply
Power
supply [Digital 3.3V]
General- 109 PP6 I/O General purpose port 6
purpose 110 PP7 I/O General porpose port 7
111 AVREQIO I/O AV data demand flag I/O pins
112 AVACKOI I/O AV data read strobe output pin
AV data
113 AVDACK O AV data read(Clock/Enable) output pins
I/F
114 AVSCTB O AV output sector synchronization outpun pin
115
AVERRB O AV data reliable flag output pin
Power 116 DVSS - Digital GND
supply 117 DVDD4 - I/O power supply[Digital 3.3V or 5V] [109 to 136]
118 AVD0 O AV data 0
119 AVD1 O AV data 1
120 AVD2 O AV data 2
AV data 121 AVD3 O AV data 3
I/F 122 AVD4 O AV data 4
123 AVD5 O AV data 5
124 AVD6 O AV data 6
125 AVD7 O AV data 7
126 C2F O C2 flag output pin
127 ROMXA O CD data output pin
CD data 128 ROMCK O CD data output shift lock output pin
129 LRSY O CD data output L/R clock output pin
130 EMPII O Deemphasis monitor pin
Digital 131 DOUT O Audio EIAJ data output pin
OUT
Power 132 DVDD4 - I/O power supply[Digital 3.3V or 5V] [109 to 136]
upply 133 DVSS - Digital GND
SLC 134 EFMOUT O EFM 2 value signal output pin
135 LEFM O Output pin for the signal picked out from EFM
EFM PLL binaly signalwith PCK
136 PCK O EFM playback shift clock output pin
Power 137 DVDD0 - Inner logic power supply[Digital 3.3V]
138 DVSS Digital GND
upply
139 VCOCTL - VCO filter connection pin
140 PPDO - Phase comparison filter connection pin
141 FPDO Frequency comparison filter connection pin
142 LF1 - Filter connection pin 1
143 LF2 - Filter connection pin 2
144 LF3 - Filter connection pin 3
145 PCN - Voltage monitor pin(Phase comparson charge
pomp PCH control voltage)
EFM PLL
146 PISET - Current setting pin for the constant current phase
comparison charge pomp
147 FISET - Current setting pin for the constant frequcncy
comparison charge pomp
148 CDFR - EFM playback VCO oscillator range setting pin
[For CD]
149 DVDFR - EFM playback VCO oscillator range setting pin
[For DVD]
Power 150 AVDD2 - EFM PLL JV power supply[Analog 5V]
upply 151 AVSS - Analog GND
152 JVCPI - JV control pin
JV
153 JVCPC - JV control pin
Supplementation Block
JV
Power
supply
DRAM I/F
Power
supply
DRAM I/F
Power
supply
DRAM
I/F
Power
supply
Power
supply
- 27 -
NO. Pin name I/O
154 JVAO O EFM playback PLL clock jitter output pin
155 JVAIN - JV control pin
156 JVRVO - JV control pin
157 AVDD4 - SYSTEM PLL power supply[Analog 3.3V]
158 AVSS - Analog GND
159 MD15 I/O DRAM data 15
160 MD14 I/O DRAM data 14
161 MD13 I/O DRAM data 13
162 MD12 I/O DRAM data 12
163 MD11 I/O DRAM data 11
164 MD10 I/O DRAM data 10
165 MD9 I/O DRAM data 9
166 MD8 I/O DRAM data 8
167 DVDD5 - I/O power supply
[Digital 3.3V or 5V] [159 or 197]
168 DVSS - Digital GND
169 MD7 I/O DRAM data 7
170 MD6 I/O DRAM data 6
171 MD5 I/O DRAM data 5
172 MD4 I/O DRAM data 4
173 MD3 I/O DRAM data 3
174 MD2 I/O DRAM data 2
175 MD1 I/O DRAM data 1
176 MD0 I/O DRAM data 0
177 MA0 O DRAM address 0
178 MA1 O DRAM address 1
179 MA2 O DRAM address 2
180 MA3 O DRAM address 3
181 MA4 O DRAM address 4
182 MA5 DRAM address 5
O
183 MA6 O DRAM address 6
184 MA7 O DRAM address 7
185 DVDD5 - I/O power supply
[Digital 3.3V or 5V] [159 to 197]
186 DVSS Digital GND
187 MA8 O DRAM address 8
188 MA9 O DRAM address 9
189 DRAM address 10
MA10 O
190 MA11 O DRAM address 11
191 MA12 O DRAM address 12
192 MRAS0B O RAS output pin 0
193 MRAS1B O RAS output pin 1
194 MCASUB O CAS output pin(Upper Byte)
195 MCASLB O CAS output pin(Lower Byte)
196 MOEB O OE output pin
WE output pin
197 MWEB O
198 DVSS - Digital GND
199 DVDD0 Inner logic power supply[Digital 3.3V]
200 RFP0 O RF general-purpose port output pin 0
201 RFP1 O RF general-purpose port output pin 1
202 RFP2 O RF general-purpose port output pin 2
203 RFP3 O RF general-purpose port output pin 3
204 RFP4 O RF general-purpose port output pin 4
205 DEFECTO O Defect signal output pin
206 DEFECTI I Defect signal input pin
207 DVSS Digital GND
208 DVDD1 - I/O power supply
[Digital 3.3V or 5V] [1 to 2, 200 to 206]
Supplementation