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DAV-DZ230, DAV-DZ231, DAV-HDZ235, HCD-DZ230, HCD-DZ231, HCD-HDZ235 - Sony Audio Service Manual (repair manual). Page 66

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66
HCD-DZ230/DZ231/HDZ235
Pin No.
Pin Name
I/O
Description
246
RFVDD3
—
Power supply (RF+3.3V)
247
RFRPDC
O
RF ripple detect output
248
RFRPAC
I
RF ripple detect input (through AC-coupling)
249
HRFZC
I
High frequency RF ripple zero crossing
250
CRTPLP
O
Defect level filter capacitor connecting
251
RFGND18
—
Ground terminal
252
OSP
O
RF offset cancellation capacitor connecting
253
OSN
O
RF offset cancellation capacitor connecting
254
RFGC
O
RF AGC loop capacitor connecting for DVD-ROM
255
IREF
I
Current reference input
256
AVDD3
—
Power supply (RF+3.3V)
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