Sony HCD-HDX285 - Main Board IC1101 Pin Functions (Continued)

HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX589W/HDX685/HDX686W
76
Pin No. Pin Name I/O Description
210 REG_SEL/DSEL O RGB and disc selection signal output terminal Not used
211 TRG_SW I Trigger detection switch input terminal Not used
212 DVDD18 - Power supply terminal (+1.8V)
213 KMOD O Karaoke mode status output terminal Not used
214 DIR_CSFCAG I
Channel change status detection signal input from the digital audio interface receiver
"H": change
215 SPDIF O SPDIF audio data output terminal Not used
216 APLLVDD3 - Power supply terminal (+3.3V)
217 APLLCAP I External capacitor connecting terminal
218 APLLVSS - Ground terminal
219, 220
ADACVSS2,
ADACVSS1
- Ground terminal
221 DIR_CE O Chip enable signal output to the digital audio interface receiver
222 ASDATA3 O Audio data output to the wireless transceiver
223 ASDATA2 O Audio data output to the stream processor
224 AVCM - Audio D/A converter reference voltage terminal
225 ASDATA1 O
Audio data output to the wireless transceiver and stream processor
(HCD-HDX285/HDX287WC/HDX585/HDX587WC/HDX685)
Audio data output to the wireless transceiver (HCD-HDX589W/HDX686W)
226 ASDATA0 O Audio data output to the wireless transceiver and stream processor
227 DIR_CL O Serial data transfer clock signal output to the digital audio interface receiver
228, 229
ADACVDD1,
ADACVDD2
- Power supply terminal (+3.3V)
230 DIR_DI O Serial data output to the digital audio interface receiver
231 DIR_DO I Serial data input from the digital audio interface receiver
232 ADACVSS1 - Ground terminal
233 ADACVDD1 - Power supply terminal (+3.3V)
234 SADCVDD18 - Power supply terminal (+1.8V)
235 SADCVSS18 - Ground terminal
236 RFGND18 - Ground terminal
237 RFVDD18 - Power supply terminal (+1.8V)
238 XTALO O System clock output terminal (27 MHz)
239 XTALI I System clock input terminal (27 MHz)
240 JITFO O Output terminal of the RF jitter meter
241 JITFN I Input terminal of the RF jitter meter
242 PLLVSS - Ground terminal
243 PLLVDD3 - Power supply terminal (+3.3V)
244 LPFON O Loop fi lter amplifi er negative output terminal
245 LPFIP I Loop fi lter amplifi er positive input terminal
246 LPFIN I Loop fi lter amplifi er negative input terminal
247 LPFOP O Loop fi lter amplifi er positive output terminal
248 ADCVDD3 - Power supply terminal (+3.3V)
249 ADCVSS - Ground terminal
250 RFVDD3 - Power supply terminal (+3.3V)
251 RFRPDC O RF ripple detection signal output terminal
252 RFRPAC I RF ripple detection signal input terminal
253 HRFZC I High frequency RF ripple zero crossing terminal
254 CRTPLP O Defect level fi lter capacitor connecting terminal
255 RFGND18 - Ground terminal
256 OSP O RF offset cancellation capacitor connecting terminal