Sony DVP-FX705 - Portable Dvd Player, Руководство по обслуживанию

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7-1
Pin
Name I/O Description
number
1 AGND - Ground pin (Analog)
2 DVDA I AC coupled DVD RF signal input A
3 DVDB I AC coupled DVD RF signal input B
4 DVDC I AC coupled DVD RF signal input C
5 DVDD I AC coupled DVD RF signal input D
6 DVDRFIP I AC coupled DVD RF signal input RFIP
7 DVDRFIN (-) N.C.
8 MA I DC coupled DVD-RAM main-beam RF signal input A
9 MB I DC coupled DVD-RAM main-beam RF signal input B
10 MC I DC coupled DVD-RAM main-beam RF signal input C
11 MD I DC coupled DVD-RAM main-beam RF signal input D
12 SA I DC coupled DVD-RAM sub-beam RF signal input A
13 SB I DC coupled DVD-RAM sub-beam RF signal input B
14 SC (-) N.C.
15 SD (-) N.C.
16 CDFON (-) N.C.
17 CDFOP (-) N.C.
18 TNI I 3 beam satellite PD signal negative input
19 TPI I 3 beam satellite PD signal positive input
20 MDI1 I Laser power monitor input.
21 MDI2 I Laser power monitor input.
22 LDO2 O DVD Laser drive output
23 LDO1 O CD Laser drive output
24 SVDD3 - A+3.3V (Servo)
25 CSO/RFOP I Positive input of RF differential signal
26 RFLVL/RFON I negative input of RF differential signal
27 SGND - Ground pin (Servo)
28 V2REFO O Reference voltage 2.8V
29 V20 O Referenc voltage 2.0V
30 VREFO O Reference voltage 1.4V
31 FEO I Focus error input
32 TEO I Tracking error input
33 TEZISLV I Tracking error zero crossing low pass input.
34 OP_OUT (-) N.C.
35 OP_INN (-) N.C.
36 OP_INP (-) N.C.
37 DMO O Disc motor control output. PWM output.
38 FMO O Feed motor control. PWM output.
39 TROPENPWM (-) N.C.
40 PWMOUT1/V_ADIN9 O DPD mute control (PWM)
41 TRO O TRSO (Tracking servo output.)
42 FOO O FOSO (Focus servo output.)
43 USB_VSS - Ground pin (USB)
44 USBP (-) N.C
45 USBM (-) N.C
46 USB_VDD3 - D+3.3V (USB)
47 FG/V_ADIN8 I Spindlr motor Hall sensor input.
48 TDI/V_ADIN4 (-) N.C.
SECTION 7
IC PIN FUNCTION DESCRIPTION
DVP-FX705
7-1. MPEG/DSP/RF PIN FUNCTION (MAIN BOARD IC501: MT1389)