Pioneer DV-470-K, Руководство по обслуживанию

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DV-470-S
73
5 6 7 8
5 6
7
8
C
D
F
A
B
E
Pin Function
RF Interface (28)
ADC for SACD (5)
ALPC (4)
No. Name Alt. I/O Function
226 RFGND18 Ground Analog ground
227 RFVDD18 Power Analog power 1.8V
250 CEQP Analog output EQ offset loop capacitance
251 CEQN Analog output EQ offset loop capacitance
252 OSP Analog output RF Offset cancellation capacitor connecting
253 OSN Analog output RF Offset cancellation capacitor connecting
254 RFGC Analog output RF AGC loop capacitor connecting for DVD-ROM
255 IREF Analog Input
Current reference input. It generates reference current for RF path.
Connect an external 15K resistor to this pin and AVSS.
256 AVDD3 Power Analog power 3.3V
1 AGND Ground Analog ground
2 DVDA Analog Input AC coupled input path A
3 DVDB Analog Input AC coupled input path B
4 DVDC Analog Input AC coupled input path C
5 DVDD Analog Input AC coupled input path D
6 DVDRFIP Analog Input AC coupled DVD RF signal input RFIP
7 DVDRFIN Analog Input AC coupled DVD RF signal input RFIN
8 MA Analog Input DC coupled main-beam RF signal input A
9 MB Analog Input DC coupled main-beam RF signal input B
10 MC Analog Input DC coupled main-beam RF signal input C
11 MD Analog Input DC coupled main-beam RF signal input D
12 SA Analog Input DC coupled sub-beam RF signal input A
13 SB Analog Input DC coupled sub-beam RF signal input B
14 SC Analog Input DC coupled sub-beam RF signal input C
15 SD Analog Input DC coupled sub-beam RF signal input D
16 CDFON Analog Input CD focusing error negative input
17 CDFOP Analog Input CD focusing error positive input
18 TNI Analog Input 3 beam satellite PD signal negative input
19 TPI Analog Input 3 beam satellite PD signal positive input
No. Name Alt. I/O Function
20 MDI1 Analog Input Laser power monitor input
21 MDI2 Analog Input Laser power monitor input
22 LDO2 Analog Output Laser driver output
23 LDO1 Analog Output Laser driver output
No. Name Alt. I/O Function
239 ADCVDD3 Power Analog 3.3V Power for ADC
240 S_VCM Analog Inout SACD- Common mode reference
241 ADCVSS Ground Analog ground for ADC
242 S_VREFP Analog Inout SACD- TOP Reference
243 S_VREFN Analog Inout SACD- Bottom Reference
Reference Voltage (3)
No. Name Alt. I/O Function
28 V2REFO Analog output Reference voltage 2.8V
29 V20 Analog output Reference voltage 2.0V
30 VREFO Analog output Reference voltage 1.4V