Sony TC-W421 - Page 18

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
Input
level
LINE
OUT
(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