Sony TC-W421 Panduan Servis - Halaman 18

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Sony TC-W421 Panduan Servis
TC-W421
US Model
Canadian Model —
E Model
SONY.
SERVICE MANUAL
CORRECTION-1
Please correct your service manual.
<P"; Corrected portion
Incorrect
2-2.
ELECTRICAL
ADJUSTMENTS
2-2.
ELECTRICAL
ADJUSTMENTS
Note: The adjustment should be performed in the order given in the | Note: The adjustment should be performed in the order given in the
service manual. As a rule, adjustments about playback should be
service manual. As a rule, adjustments about playback should be
performed before those about recording. The adjustments should be
performed for L-CH and R-CH.
Switches
and controls should be set as follows unless otherwise
specified.
DOLBY NR switch: OFF
performed before those about recording. The adjustments should be
performed for L-CH and R-CH.
@
Switches
and controls should be set as follows
unless otherwise
specified.
DOLBY NR switch: OFF
TAPE SELECTOR switch: TYPE-1 (NORMAL)
Standard Record:
Deliver the standard input signal level to the input jack and set the
REC LEVEL control to obtain the standard output signal level.
Standard Record:
Deliver the standard input signal level to the input jack and set the
REC LEVEL control to obtain the standard output signal level.
Before recording short in CN505
with a lead wire, otherwise
MUTING
function and output signal does not appear at LINE-OUT
terminals.
— Record Mode —
AF OSC
— Record Mode —
AF OSC
LINE OUT
CN601 Pin @ (R-ch)
Pin ® (R-ch)
LINE OUT
CN601 Pin @ (R-ch)
Pin © (R-ch)
LINE OUT
, .
CN601 Pin @ (L-ch)
Pin © (R-ch)
LINE IN
CN601 Pin (D (L-ch)
Pin © (R-ch)
0 dB=0.775 V
e Standard Input Level
LINE OUT
(CN601 Pin@, ©)
Source
impedance
10kQ
0.25 V (— 10dB)
0 dB=0.775 V
Input terminal
e Standard Input Level
(CN601 Pin®, ©)
Source
impedance
10kQ)
Input level
0.5 V (— 3.8 dB)
@ Standard Output Level
Input terminal
e Standard Output Level
LINE OUT
(CN6O1
Pin @, ®)
Load
impedance
Output level
0.32 V (— 7.7 dB)
LINE OUT
(CN601 Pin@, @)
0.5
V(—3.8dB)
Output terminal
Load impedance
Output level