Sony CDX-V7800X, Service Manual

Page: 19 / 56

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Pin No. Pin Name I/O Pin Description
146 VSS — Ground
147 RESERVED I Fixed at L in this set.
148 VDATA3 O Video data bus 3 output
149 VDD — Power supply pin (+3.3 V)
150 VDATA4 O Video data bus 4 output
151 VSS — Ground
152 VDATA5 O Video data bus 5 output
153 RESERVED I Fixed at L in this set.
154, 155 VDATA6, 7 O Video data bus 6 and 7 output
156 RESERVED I Fixed at L in this set.
157 HSYNC I/O Horizontal sync input/output
158 VSYNC I/O Vertical sync input/output
159 NC O Not used. (Open)
160 VDD — Power supply pin (+3.3 V)
161 NC O Not used. (Open)
162 VSS — Ground
163, 164 DA-DATA1, 2 O Serial audio samples relative to DA-BCK clock.
165 VDD2.5 — Power supply pin (+2.5 V)
166 DA-LRCK O PCM left-right clock output
167 DA-BCK O PCM bit clock output
168 VDD2.5 — Power supply pin (+2.5 V)
169 DA-XCK O Audio external frequency clock output
170 VSS — Ground
171 DAI-DATA I PCM input data, two channels.
172 DAI-LRCK I PCM input left-right clock
173 DAI-BCK I PCM input bit clock
174 RESERVED I Fixed at L in this set.
175 VDD — Power supply pin (+3.3 V)
176 A-VDD — Analog power supply pin (+3.3 V)
177 VCLK I Video clock input
178 SYSCLK I system clock input
179 A-VSS — Analog ground
180 CD-DATA I Serial CD data input
181 VDD — Power supply pin (+3.3 V)
182 CD-LRCK I Programmable polarity 16-bit word synchronization to the decoder (right channel HIGH).
183 VSS — Ground
184 CD-BCK I CD bit clock input
185 CD-C2PO I Asserted HIGH indicated a corrupted byte.
186 – 190 RESERVED I Fixed at L in this set.
191 NC O Not used. (Open)
192 RESERVED I Fixed at L in this set.
193 VDD — Power supply pin (+3.3 V)
194 NC O Not used. (Open)
195 VSS — Ground
196 VSS1 — Ground
197 VDD2.5 — Power supply pin (+2.5 V)
198 VSS1 — Ground
199 VSS — Ground
200 VSS1 — Ground
201 HOST8SEL I Host select input
202 – 204 HADDR0 – 2 I Host address bus 0 – 2 input
205 DTACKSEL I Data acknowledge select input
206 CS I Host chip select input
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