Pioneer DEH-425 Panduan Servis - Halaman 15
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Halaman Cetak@ Pin Functions (UPC2572GS)
[ PinNo. |PinName
| V/O
fen seh |
Function and Operation
EFM comparator input
m
nm =
Zz
ryO |
it
[2
[AGC-OUT
_|O
_—-[
AGC amplifier output
[3
[C.AGC
__[___| Connects AGC peak detection condenser
|
—SOo4 | RF-IN_——sd{t___| RF signal DC component cut input
[5
|RF-OUT
[QO
{RF amplifier output
TY
6 [RF-
«it ___| RF amplifier inverted input
rT
7-+((C1,3T
~~ ~—*«|_~——_—_—si| Connects RF3T component detection condenser
|
8
[C2,3T
|
__| Connects RF3T component detection condenser
[9
[voc
|
[Powersupply
rT 10i|A
—i{t___—sCAsig
p
44
es
signalinput
[42
|B.
|![Bsignalinputt
COC';
SPC
[13
[Dp
|
_[Dsignalinput
CO
CC'<;
SP
r——145 [EL
—«dEsignalinput.
CCS
[16
|PD._ ||
|APCamplifierinput
[147 [LD
|
0
|APCamplifieroutput.
48
|LDON.__—si{t___—_—i| Laser diode ON/OFF input
|
19 |VREF-OUT
|O
[Reference voltage output
[20
|VREF-IN_—'[I__| Reference voltage input
|
21
|DET-OUT
__[O __| Vibration detection circuit output
[22
|DET-IN
___{I___| Vibration detection circuit input
[23
|TE-OUT2
_[O
__| Tracking error amplifier output (fourfold gain)
[24
|TE-OUT1
_[O
_| Tracking error amplifier output (singlefold gain)
[25
|Te-
————*«({'__| Tracking error amplifier inverted input
ra SOO = GND sc
GN
a
ee
eee
Oe
a
[97
TFE-
||
[Focus erroramplifierinvertedinput_
[98
[FE-OUT|O
_|Focuserroramplifieroutput_
[29
|CFE
—'{!_~_—_| Focus error signal DC component cut input
r 30 [3T-OUT
——*|O __| RF3T component output
[31
|MIRR__—s«{O__| MRR signal output
Y 32 |RFOK
—«(|O __—| RFOK signal output
| _33 |DEFECT
|O
_| DEFECT signal output
|
34 |C.DEF
—«| —_—si|. Connects DEFECT signal detection condenser
. 35 |EFM-OUT
_|O _| EFM comparator output
[36
|ASY
___——s«d{I__~—_CC| EFM comparator level input
T37_|TE-BAL_—si'{t__| Tracking balance control
|
38 |FE-BAL__—s{t_—| Focus balance control
UPC2572GS
15