Sony TC-366 - Page 35

12-25. Input & Output Level Checks of
REC/P.B. Connector
Connection:
As shown in Fig. 12-34.
Switch Setting:
MONITOR switch ......... TAPE
VR Setting:
MIC VOLUME .............. indicated on page 25 (4)
Procedures:
(1) Deliver a { kHz signal of -33 dB(17.5 mV)
to terminal No. @ (L-CH) or @ (R-CH) of
the rec./p.b. connector shown in Fig. 12-35.
AF
osc REC Amp.
80k2
tape, blank
rec./p.b. connector
(terminal no.@),@®)
1 kHz
-33 dB
rec./p.b. connector
(terminal no. @),®)
Fig. 12-34 Input & output checks setup of REC/P.B. connector
— 39 -—
(2) Place the machine in record mode.
(3) Be sure that the reading on the VIVM
connected to the terminal No. @) (L-CH)
or () (R-CH) of the rec./p.b. connector is
-S~-] dB (0.44~0.7 V).
Set the MIC VOLUME to the maximum
position and adjust the signal level of the
audio oscillator to obtain OdB (0.775V) on
the VTVM and be sure that the signal level
on the audio oscillator is less than -40 dB
(7.7 mV).
REC/P.B. CONNECTOR
oe
R (4) a
(2)
. : ~“ output side
input side
ground
REC/P.B. connector
(back view)
Fig. 12-35