Onkyo DV-CP702 Service Manual page 47

IC BLOCK DIAGRAM/ TERMINAL DESCRIPTION
Q1001 : CXD1881BR DVD ANALOG FRONTEND-3
TERMINAL DESCRIPTION
Power supply
Pin Name
VPA
VPB
VNA
VNB
V33
V25
Input pin
Pin name
DVDRFP, DVDRFN
RFSIN
AIP, AIN
DIP, DIN
A, B, C, D
A2, B2, C2, D2
CD_A, B, C, D
CD_E, F
MIN
DVDPD
CDPD
LDON
LINK
Output pin
Pin name
ATOP, ATON
FNP, FNN
RFAC
RFDC
FE
TE
CE
MEVO
DFT
MIRR
OI
DVDLD
CDLD
MNTR
I/O Description
- Power supply for RF section and serial port.
- Power supply for servo section.
- Ground pin for RF section and serial port section.
- Ground of servo section.
- Power supply for output buffer.
- Reference voltage pin for servo output.
I/O Description
I RF signal: RF attenuate deferential signal input pin.
I RF signal: Single end RF signal input pin.
I AGC Amp. input: Input pin of deferential amp.
I Analog input pin for RF single buffer.
I Interface input pin of photo detector.
I Interface input pin of photo detector. AC coupling input pin
for DPD from main beam photo detector.
I Interface input pin of CD photo detector.
I Interface input pin of CD photo detector.
I RF signal input pin for mirror detection.
I APC input pin. DVD APC input pin from monitor photo diode.
I APC input pin. CD APC input pin from monitor photo diode.
I APC output control pin. H: LD output signal is active.
I Link signal input pin.
O Mirror monitor signal output pin.
I/O Description
O Deferential attenuation output pin.
O Deferential normal output pin.
O Single end normal output pin
O RF signal output pin.
O Focus error signal output pin.
O Tracking error signal output pin.
O Center error signal output pin.
O RFDDC bottom envelope output pin.
O Defect output pin.
O Mirror detection output pin.
O Puu in signal output pin.
O APC output pin. For controlled laser power. (DVD APC)
O APC output pin. For controlled laser power. (CD APC)
O Monitor output pin.
DV-CP702