Pioneer CT-1060W Service Manual page 25

10.2 ELECTRICAL ADJUSTMENTS
Adjustment Conditions
1.The mechanical adjustments must be com-
pleted first.
2. The head must be cleaned and demagnetized.
3. Allow the deck to age for at least a few minutes
before commencing any electrical adjustments.
4. The reference signals is OdBv=1Vrms.
5. Connect a 50 kilo-ohm (or between 47 to 52
kilo-ohm) load resistance to the OUTPUT termi-
nals.
6. Unless otherwise specified, the switches listed
below are left in the positions indicated.
DOLBY NR : OFF
TAPE SELECTOR : NORM
Test Tapes
STD-331B : Playback adjustments
(See Fig. 10-4)
STD-608A : NORMAL blank tape
STD-6038 : CrOe2 blank tape
STD-610 : METAL blank tape
CT-1IOGOW, CT-S77W
List of Adjustments
Deck |
1. Head azimuth adjustment.
2. Playback equalizer check.
3. Playback time constant switching check.
4, Playback level adjustment.
Deck II
. Head azimuth adjustment.
. Playback equalizer check.
. Playback time constant switching check.
. Playback level adjustment.
. Level meter check.
. Recording and playback frequency response
adjustment.
. Recording level adjustment.
. Copy mode frequency response check.
AOwrwnre
ox]
OB: 315H., 160nwo/m
Fig. 10-5 Head azimuth adjustment
Tape tape
Tape selector
DOLBY NR switch
@ Due to "edge effect', compensate the right changed by —1dB at
63Hz.
250 315 500 th 2k Gk GB 10K 12k Bk
Fig. 10-6 Allowable playback frequency response zone
35