Service manual

70
HCD-GNZ55D
Pin No. Pin Name I/O Pin Description
238 LPFOP O Positive output of loop filter amplifier
239 VDD3 I Power Supply pin (+3.3 V)
240 NC — Not used. (Open)
241 VSS — Ground pin
242 NC — Not used. (Open)
243 NC — Not used. (Open)
244 RFVDD3 — Power Supply pin (+3.3 V)
245 RFRPDC I RFRP signal input
246 RFRPAC I RFRP signal input
247 HRFZC I High frequency RF ripple zero crossing
248 CRTPLP O Defect level filter capacitor connecting
249 RFGND — Ground pin
250 NC — Not used. (Open)
251 NC — Not used. (Open)
252 OSP O RF offset cancellation capacitor connecting
253 OSN I RF offset cancellation capacitor connecting
254 RFGC O RF offset loop capacitor connecting for DVD-ROM
255 IREF I Current reference input
256 AVDD3 — Power Supply pin (+3.3 V)