Pioneer PD-F906 Service Manual page 31

PD-F906
CXA1782CQ
Ne[ PinName [VOT Function
Dita 7 ia eae oT
YevhADRBFU CIty LET. (SVT » FRE
Fecal Reset input ; resets at Low. oa pull-up resistance)
L)
23 Cour To] Track number count signal output. KF 77RAVYhRESHHCH. 8 =——
Output FZC, DFCT, TZC, gain, balance, and others according to CPURSLDIVY Fi2 £9, FZC, DFCT, TZC, Gain, BAL%
the command from CPU. EHALET.
fa5[ FOR [6 | Focus OK compart oupot———————SSSSCSC~*dt 8 PROKS VF OMA CT
flee il cee metrics semen oe ce es
ADBFE TCT 0
'27| cct | 0 | DEFECT bouom hold output DEFECT# b 4 - k— 1 FRDRS CT.
zs} ce ft Connection pin for DEFECT bottom hold capacitor. DEFECT# hs KUKI Y FY VY ERRET CT.
Connection pin for MIRR hold capacitor. MIRR*— WE YP Ye ORME CT.
MIRR comparator Don-invedied input deat rN 2 OF READMF CT.
cm il ae ls
RF summing amplifier output. Eye-pattern check point. rs SYAFTVYIOWNMFT CT. Eye*t¥-YOF 27
pe
aes
32 RF summing amplifier inverted input. The RF amplifier gain is |RF+ 3 » 77> 7TOREADHF CT. COM &RFORMF
ia determined by the resistance connected between this pin and RFO | MICS 172A CRIT Y TOV A YAREV ET.
pin.
33,110 [APC amplifier oupar
[34[ PHD [1 | APCamplifierimpot CAPCITY FOAMMFCH.
ee RF J-V amplifier inverted input. RFI-V7 Y SORRADME CH, EHENTIthHAF—
PHD2 Connect these pins to the photo diode A+C and B+D pins. KF OA+C, B+DHF IL BRL TRRAD CLUES.
FE_BIAS | I | Bias adjustment of focus error amplifier. Ft-HAA+-LI-TVIONA TARMBAHT CT.
CPURSDY YT UVF—-FADCT. (TUT » SERRL)
38 FI-V and EI-V amplifier inverted input. F,EDI-V7 YSOREADMF CH. THEN, 74 b 4
39 Connect these pins to photo diodes F and E. 4— FOF, ECBRL CT ERAD CEM ET.
I-V amplifier E gain adjustment. (When not using automatic balance |I-V7 » ED 4'4 V MEAT CT. (BALBMMS * EH
adjustment) e ——
faa] ve [-[Ve OCS
a Tracking error amplifier output. E-F signal is output. < FIEYT-LI-TY AE SEE E-FfZ 32°18
HenEes.
fa Tee Comparator input for balance adjustment. (Input from TEO through | BALIN S278 — 9 AMF CH. (TEOP SLPFE SPL
LPF) ee
faa] TET | 1 | Tracking enorinpat SSCS 9 OREM. SCS
1 | Window comparator input for ATSC detection _____[ATSCRIERD 17 Fo a7 AU—7ADMECT.
1 [tracking zero-ross comparstorinpat.———SSSSC«dCR RY FH RTI -FOMPMETT. |
CT_[1 | Capacitor connection pin for defect ime constant [7477 \HOWSERI 77> TRRMT CT. |
Fo livectvey2 DC volage ouput SCSC~*d OMT.
31