Teac V-7010 - Electrical Adjustments - Monitor Performance

—_ VfUTU/VOUTU |
7. Mint. jine input
level check
Line #/)\
AALAIL:
8. Specified line
input level
Line #82
ADLANIL
9. MPX Filter coil
10, Peak level
E-JLAINW
11. Monitor
frequency
response
5 les
BRS
12, PHONES
output level
Ay KRY
HALAL
Oscilloscope
OUTPLT ©
3-2-4 MONITOR PERFORMANCE €
ExI—mR
Deck settings ;
Mode : RECORD/ PAUSE AUTO MONITOR SW : SOURCE
REC LEVEL Control : Maximum DOLBY NR SW : OFF
BALANCE Control :0 (center) Position MPX FILTER SW : OFF
MEASURING POINTS
RESULT
PAE + EEE
REMARKS
Wes
INPUT SIGNAL | ADJUSTMENTS
- ADMES wee
LINE IN (L/R):
400Hz/— 19dB
(86.8mV)
LINE IN (L/R):
400Hz/-9dB
(275mV)
* Adjust the balance between the L and R channels by BALANCE VR.
After adjusting do not move the REC VR & BALANCE VR.(Specific position)
*L-R chOVAJLsHIt, BALANCE VR Io T¢SiE.
wMRIL-REC LEVEL VR B£U BALANCE VR #ip&ewL eS.
sek cam | MAIN PCB OUTPUT (L/R) : Minimum
(275mV) U105/ U205 m/INU
sot /-aaa | MAIN’ PCE
(548
R17
MARGIN
RESET
; anv? PEAK LEVEL meter (L/R): +5dB lit | S¥:0N
Adjust Reh as same as Lech, | MAIN PCB . (¥-7010 only)
Riz, Reh SHRM So R27
LINE IN (L/R):
AQHz~ 16KHz ;
cans Check s 3
(275mV) ae
; +GK(H2)
PHONES :
ee
a
es
PHONES
YR:
400Hz/-9dB At each channel
‘ Max,
Fy . a tt
(275mv) BF rR BO load
OUTPUT (L/R):
-22+3dB (436mV~869mV) -
stra,
REC LEVEL VR} OUTPUT (L/R):
BALANCE VR -2dB (615mV)
MPX~F S¥: ON (
AoE,
-16+3dB (86.9mV~173mV)
Azimuth scraw
Speaker
Fig. 3-6 Head azimuth
O°{inphase) 45° 90° 135° 180 °(out of phase}
( e}iz4f) (8248)
DOOSS |
Fig.
3-§
Test
setup
for
azimuth
check
Fig.
3-7
Confirming
phase
relationship