JVC PC-X250 - Page 8

Tape recorder section
Measurement Standard Adjusting]
conditions Values positions
Confirmation Test tape 1 Playback the test tape TCC-182A (8KHz) Maximum Adjust the head
of head angle :TA-182A(8KHz) 2 With the recording & playback mechanism, output azimuth screw
Measurement output adjust the head azimuth screw so that the only when the
terminal left and right output levers become head has been
:Speaker terminal maximum, After adjustment, lock the head changed
Sperker R azimuth at least by half turn.
(Load resistance:3 )
:Headphone terminal
Confirmation Test tape Adjust VR501 so that the frequrncy counter Tape speed VR501
of tape speed :TCC-112(3000Hz) reading becomes 3,010Hz +/-15Hz when of deck
playing back the test tape TCC-112 (3000Hz) with :3,010Hz
Measurement output playback and recording mechanism after +/-15Hz
terninal ending forward winding if the taoe.
:Headphone terminal
Reference Values for Confirmation Items
Measurement Standard Adjusting]
conditions Values positions
Wow & flutter Test tape When the test tape TCC-112 (3000Hz) has been 0.25% or
:TCC-112(3000Hz) played back with the recording and playback less
mecganism at the beginning of forward (WRMS)
Measurement outut winding, the frequency counter reading of
terminal wow & flutter should be 0.25% or less
:Headphone terminal (WRMS).
Items Measrrnment methed
ITEMS Measrrnment methed
PC-X250
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