Sony TC-WR690 - Page 33

ELECTRICAL ADJUSTMENT
Record Level Adjustment
Setting : .
REC LEVEL control: standard record position (Refer to
page 8.)
Procedure :
1. Record Mode
AF
OSC
blank
tape
CS-122
10kQ
attenuator
O
rd i omen
1-000
| ead |
0
6000 /
LINE IN
315Hz, 31.6mV (—27.8dB)
2. Playback Mode
recorded
portion VTVM
k aa
LINE OUT
(deck A)
3. Playback the signal recorded in step 1, and confirm that
the playback output level is VITVM reading becomes
within adjustment limits below.
4, If the adjustment limits are not satisfied, adjust each
RV102 (L-CH) and RV202 (R-CH) so that the VT'VM
reading becomes within adjustment limits below.
(deck B)
Dd. Similarly, playback the signal recorded in step 1, and
confirm that the playback output level is VT VM reading
becomes within adjustment limits below.
6. If the adjustment limits are not satisfied, adjust each
RV101 (L-CH) and RV201 (R-CH) so that the VITVM
reading becomes within adjustment limits below.
Adjustment Limits :
315Hz playback output level: —27.70.5dB (30.2 to 33.8mV)
Adjustment Location : System control board
Adjustment Location :
[SYSTEM CONTROL BOARD]
(COMPONENT SIDE)
Record Levet{ RV101
Adjustment se
CK RV201
(DE B) (RCH) LD
RV102
Adjustment
(DECK A) recto