– 12 –
Record Level Adjustment
Setting:
REC LEVEL control: Standard Record (See page 10.)
Procedure:
1. Mode: record and playback
2. Adjust RV101 (L-CH) and RV201 (R-CH) so that the reading
on level meter meets the adjustment limits below.
Adjustment Limits: –23.8±0.5 dB (47.2 to 53 mV)
Adjustment Location: MAIN board
Record EQ (IV) Adjustment
Setting:
REC LEVEL control: Standard Record (See page 10.)
Procedure:
1. Mode: record and playback
2. Adjust RV102 and RV202 so that they become maximum.
3. Adjust RV102 (L-CH) and RV202 (R-CH) so that the differ-
ence between R-CH and L-CH at 10 kHz is within 1 dB.
4. Adjust RV306 so that the R-CH meet the specification.
Adjustment Limits:
10 kHz level difference against 315 Hz reference.
0±1.0 dB
Adjustment Location: MAIN board
set
47 k
Ω
AF OSC
Attenuator
600
Ω
10 k
Ω
CS-123
blank tape
LINE OUT
level meter
LINE IN
315 Hz, 50 mV (–23.8 dB)
+
–
set
47 k
Ω
AF OSC
Attenuator
LINE IN
315 Hz
10 kHz
50 mV (–23.8 dB)
600
Ω
10 k
Ω
CS-123
blank tape
LINE OUT
level meter
+
–
Adjustment Location:
[MAIN BOARD] – COMPONENT SIDE –
[AUDIO BOARD] – COMPONENT SIDE –
RV71
CNP73
CNP71
CNP72
RV103
RV306
RV121
RV202
DOLBY-S
BOARD
J301
RV102
RV201
RV101
RV221
RV203
T101
T201
13
TP301
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