DV-2850-S
73
5
6
7
8
5
6
7
8
C
D
F
A
B
E
No.
Pin Name
I/O
Pin Function
No.
Pin Name
I/O
Pin Function
239 ADCVDD3
–
Analog 3.3V Power for ADC
240 NC
–
242 NC
–
–
243 NC
–
–
244 RFVDD3
–
Analog Power
245 RFRPDC
O
RF ripple detect output
246 RFRPAC
I
RF ripple detect input (through AC-coupling)
247 HRFZC
I
High frequency RF ripple zero crossing
249 RFGND
–
Analog Power
250 NC
–
–
251 NC
–
–
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. It generates
reference current for RF path. Connect
an external 15K resistor to this pin and
AVSS
256 AVDD3
–
Analog power 3.3V
241 ADCVSS
–
Analog ground for ADC
–
248 CRTPLP
O
Defect level filter capacitor connecting
Содержание DV-2850-S
Страница 34: ...DV 2850 S 34 1 2 3 4 1 2 3 4 C D F A B E ...
Страница 38: ...DV 2850 S 38 1 2 3 4 1 2 3 4 C D F A B E SIDE B A CP4003 CP8001 ...
Страница 39: ...DV 2850 S 39 5 6 7 8 5 6 7 8 C D F A B E SIDE B A DVD MT PCB ASSY A CP2303 CP2302 CP4002 CP2301 ...
Страница 43: ...DV 2850 S 43 5 6 7 8 5 6 7 8 C D F A B E C658 C605 C604 SIDE B B C G CP603 CP601 CP605 IC651 ...
Страница 79: ...DV 2850 S 79 5 6 7 8 5 6 7 8 C D F A B E ...