Teac X-2000R - DBX PCB Adjustment

X-2000R
3-6 DBX PCB ADJUSTMENT
NOTES:
1. This saction adjustment is not usually needed unless an ad-
justor(s) have been changed or a component(s) on the PC board
have sustained damage, since the PC board has been precisely
3-6 DBX2&tn Hi fea
ize
1, DBXSERD 8B GARETT EO BAO NL, BH [ADB RAK
MROMBSAE TH.
2.BRPIRDIEATBAAL SS y FORKED DTD
adjusted in the factory.
2. Turn the deck OFF to prevent accidental damage when removing
or replaceing PC board.
DITRDTS KEW.
3-6-1 ADJUSTMENT POINTS LOCATION
MASE AT
Lch/Rch
R727/R728 VCA symmet VCA Yu x by
ENCODER Hae ——
a R723/R724 Nomina! level BBL NW
xmyvaA-—
R753/R754 RMS symmetry RMS > x bY
R627/R628 VCA symmetry VOA Sox bY
DECODER —
R623/R624 _| BELA
(Fa-%)
R653/R654 RMS symmetry RMS o> x bY —
Fig. 3-11
3-6-2 VCA SYMMETRY ADJUSTMENT WAVE FORM
VCA vv x FU RARER
VN AAAI
HA
Fig. 3-13 RMS symmetry adjustment (correct)
(RMS2 > Xb!) HEE - BR)
Fig. 3-12 RMS symmetry adjustment (incorrect)
(RMSY > Xb BARE + AR Ba)
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