Teac W-760R - Monitor Performance Checks

| W-760R
2-2-4 Monitor performance £24 —H%
Deck settings:
Mode : REC- PAUSE
DOLBY NR Switch : OFF
8. Min. LINE
. Connection : Fig. 2-4 | LINE IN: OUTPUT :
input level REC LEVEL Control! :MAX 400Hz/— 19dB —45 + 3dB
So UR) : Be
RHI BALANCE Control :Center (87mV) (327mV~652mV)
9. Specified
After adjusting,
LINE input LINE IN: REC LEVEL OUTPUT : do not move
level Connection : Fig. 2-4 400Hz/— 9dB — 4.5dB (Specific position)
54 URE (275mV) BALANCE (462mV) WELD DA
RADA ; ar Wo & GREK)
—+-
10. Monitor Ratio of ref. level
LINE
IN:
'
S/N ratio
E-5— Connection : Fig. 2-4 ie signal 60dB min. BALL ULE
S/N ft = JAZOL“E
Oscilloscope AC voltmeter
MAIN PCB
C1184 e
cais
t.
AC voltmeter
OUTPUT
Fig.
2-5
Test
setup
for
azimuth
check
:
Fig.
2-7
Test
setup
for
DOLBY
level
adjustment
AC voltmeter
O°(in phase) 45° 90° 135° 180 °(out of phase)
( falizte ) ; (Be24B )
W-760R
PHONES
©|
<=
CID
DES
Test load resistors
Fig. 2-6 Confirming phase relationship Fig. 2-8 Test setup for PHONES check