Sony DVP-FX850, Service Manual

Page: 43 / 64

7-1
Pin
Name I/O Description
number
1 AGND - Analog ground
2 DVDA I AC coupled input path A
3 DVDB I AC coupled input path B
4 DVDC I AC coupled input path C
5 DVDD I AC coupled input path D
6 DVDRFIP I AC coupled DVD RF signal
7 DVDRFIN I TP45
8 MA I DC coupled main-beam RF signal input A
9 MB I DC coupled main-beam RF signal input B
10 MC I DC coupled main-beam RF signal input C
11 MD I DC coupled main-beam RF signal input D
12 SA I DC coupled sub-beam RF signal input A
13 SB I DC coupled sub-beam RF signal input B
14 SC I DC coupled sub-beam RF signal input C
15 SD I DC coupled sub-beam RF signal input D
16 CDFON I TP52
17 CDFOP I TP53
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
22 LDO2 O Laser driver output
23 LDO1 O Laser driver output
24 SVDD3 - Analog power 3.3V
25 CSO O Positive main beam summing output
26 RFLVL O Negative main beam summing output
27 SGND - Analog ground
28 V2REFO O Reference voltage 2.8V
29 V20 O Reference voltage 2.0V
30 VREFO O Reference voltage 1.4V
31 FEO O Focus error monitor output
32 TEO O Tracking error monitor output
33 TEZISLV O TE Slicing Level
34 OP_OUT O TP162
35 OP_INN I TP163
36 OP_INP I TP164
37 DMO O Disk motor control output. PWM output.
38 FMO O Feed motor control. PWM output.
39 TROPENPWM (-) N.C.
40 PWMOUT1 /V_ADIN9 O 1stGeneral PWM output, or Version AD input 9
41 TRO O Tracking servo output. PDM output of tracking servo compensator
42 FOO O Focus servo output. PDM output of focus servo compensator
43 VPLLVSS - Analog ground for VPLL
44 CAPPAD I Capacitance connection
45 VPLLVDD3 - Analog 3.3V Power for VPLL
46 USB_VSS - USB ground pin
47 USBP I USB port DPLUS analog pin
48 USBM I USB port DMINUS analog pinPin
SECTION 7
IC PIN FUNCTION DESCRIPTION
DVP-FX850
7-1. MPEG/DSP/RF PIN FUNCTION (MAIN BOARD U7: MT1389HD)