Philips VAD8041 Service Manual page 22

Electrical Diagrams and Print-Layouts
Servo Board: Centaurus Part1
1 2
A
B
A3V3
2503
I513
220n
MOTO1
C
T1
RFN3
RFP3
3560
RFREF
100R
2504
PPNO
D 1n0
EFM-DATAN
3503
4K7
3504
4K7
EFM-DATAP
EFM-CLKN
EFM-CLKP
E
MOTOR-ON
HIGHPOWER
T1
TEMP_WARNING
AUXPW
TEMP_SENSE
S2-XDN
F 3507 I514
ACT_EMF
1K 2505
A1
3508 10n I516
A2
1K 2506
10n
3509 I518
CALF
1K 2507
6n8
OSTR
VAD 8041
3 4
{AUXPW,TOSTOCEN,MRN,HIGHRESET,HDASPN,CS1,CS0,HA2,HA0,HA1,HPDIAGN,HIRQ,HDACKN,IORDY,HRDN,HRWN,HDRQ,SDA,SCL,SILD,SICL,SIDA,RX2,TX2,TX1,RX1_MASTER,DRIVER-ON,MOTOR-ON,IRQN,TRAY-SW,TRAY-INOUT,VRIN,IEC958,
DEBUG(0:13)
I512 7500
4502
PNX7850E
L5
VSSA1
M5
VDDA1
J5
VSSA2
K5
VDDA2
3500
I503
G5
VSSA3
5K6
H5
VDDA3
U7
MOTO1
T7
T1
I507
N1
HFIN_N
2550
N2
HFIN_P
10n
N3
VCOM
I508
M1
WIN
I515
2561
M2
WREFLO
47n
U8
EFMDATN_LASERON
T8
EFMDAT
U9
EFMCLKN
T9
EFMCLK
R6
GPIO30_LDGR
I545
R7
GPIO31_HRW
I550
J4
SINPHI_PCSA
I551
J3
COSPHI_PCSB
J2
AUX_PW
I548
4525
J1
XDN
I517
H4
ACT_EMFP
I519
3521 3523
H3
D3V3
ACT_EMFN
2K2 1% 47K 1%
H2
A1
H1
A2
G1
CALF
I520
2536
G2
UOPB
I521
100n 2540
G3
UOPT
100n
G4
ALPHA0_STEPA0
7. EN 22
5 6 7
I504
5501
D1V8
Part 1
8 9 10
U2
5502
D3V3
CENTAURUS 1.5
TR 22010a_001
11
060704