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This manual was exactly what i needed and could not find elsewhere. Price is not too high. Great !
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ecelent I was reciver the service manual soon I fell so happy very complete 100% positive all by this store tanks atte Luis salazar
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A great copy of the manual, and the only one I could find anywhere on the net! The circuit diagrams are easily readable, all component values marked and easy to see. A highly appreciated download!
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Great Manual. This manual is available no where else. It was exactly what I was looking for.
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The TEAC A-1500's Service Manual was instrumental in reviving this classic reel-to-reel. Not only does it have the schematics, exploded parts diagram and parts list, it also provided mechanical adjustment information that approximate factory default settings.
X-SG7/SG7G
ADJUSTMENT
Order Item Input setting Output setting Deck setting Adjustment points Adjustment method Fig. Unless otherwise specified, set the respective switches as follow : TAPE : NORMAL DOLBY : OFF INPUT : REC IN I. Cassette mechanism section (Recording/play head adjustment)
OUTPUT : PLAY OUT
<1>
Demagnetization and cleaning
�
�
Demagnetize the REC/ PLAY head with the head eraser. Clean the Power : OFF Recording head, REC/PLAY head, erase Demagnetization, erase head, capstan, head, capstan and cleaning, PLAY pinch roller pinch roller using a cotton swab slightly damped with alcohol. Adjust the output to maximum and adjust the azimuth adjustment screw for the Lissajous waveform pattern of the oscilloscope to become close to a 45� straight line.
<2>
Azimuth of the REC/PLAY head
{
TCC-153 MTT-114 10KHz, -10dB
LINE OUT (Lch or Rch)
PLAY FWD RVS
II. Printed circuit board adjustment (X28-297) (1) Tape speed (normal) TCC-110 MTT-111 3KHz TCC-130 400 Hz TCC-108A 12.5KHz, -21dBm TCC-108A (4) Recording level 400Hz, -21dBm (A) (A) PLAY MANUAL ADJUSTMENT MODE PLAY MANUAL TEST MODE REC and PLAY MANUAL TEST MODE REC and PLAY MOTOR VR. Adjust so ; that the frequency is 3KHz at the tape center. Output level : -1dBs
(2)
Playback level
(A)
ADJUSTMENT VALUE UP : [DOLBY] KEY DOWN : [RVS PLAY] KEY CHANGE OF ADJUSTMENT MODE [CRLS] KEY
(3)
Bias current
(A)
-21dBm
-21dBm
(A) Measurement Equipment Connection
R L
REC IN
( The method of the manual adjustment mode. (1) Setting Shorting the TEST pin of (X28)(A/5) TP5 � � TP4 with the w diode, plug the power cord to the AC wall let. (2) Refer to manual adjustment mode(3-3), if require more details.
PLAY OUT
SYSTEM CONTROL
AC voltmeter
AG
Oscilloscope
AC voltmeter Distortion meter
KSJ-0816
3
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