Sony TCM-5000EV - Erase Head and Distortion Adjustments

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Erase Head Current Adjustment
Setting:
REC MODE SWITCH
short plug
MANUAL
I. Remove earth-side lead of erase head and con-
nect VTVM as illustrated be l ow.
2. When inserting shorting plug into MJC(D jack
and pushing REC button, adjust T70I for maxi-
mum VTVM reading.
Specification: more than 49 mV
Adjustment Location: Bias board
erase head lead
VTVM
T101
BBD Distortion Adjustment
Setting:
TCM-SOOOEV
Power Supply Voltage . ... ....... 4.4 V
RE C MODE .. . . . ........ . .. . . VOR
REC/PB VOLUME / VOR SENS ..... MAX
Pro ced u re:
AFOSC
t'k~ ·~·~' ~ i u ~ set
6oon 1;11
MIC (i)
I. Connect distortion meter to the position as
iUustrated below.
2. Apply I kHz, - 60 dB signal to MIC 0 jack
and push RE C button. Adjust the pattern con-
nection for less than 3% distortion meter read-
ing.
Adjustment Lo cation: Control board
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