LG LAC4710 Manual De Servicio página 13

Fig. 5) Focus control signal
FOP
F
F-
FE
Fig. 7) Spindle control signal
Fig. 9) CLK, REQ & DATA
CLK
REQ
DATA
PN504:F-[PIN1]
IC506:FOP[R511]
R517:FE
PN506:F+[PIN4]
PLLF
SP+
IC506:PLLF:[PIN54]
PN504:SP+:[PIN7]
SP-
PN504:SP-[PIN8]
IC506:SPOUT[PIN21]
SPOU
IC511:[PIN52]
IC511:REQ[PIN53]
IC511:DATA[PIN54]
Fig. 6) Tracking control signal
Fig. 8) PD, RFOUT
LOADING IN
2-8
TRP
T+
T-
IC506:TRP[R5013]
PN504:T+[PIN2]
PN506:F+[OIN3]
TE
R517:TE
PD/M
IC506:[PD41]
RFOUT
IC506:[RFOUT46]