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Marantz SA-11S1 Service Manual

Marantz SA-11S1
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1-6
6. L/R OUTPUT LEVEL ADJUSTMENT
PROCEDURE
Cases adjustment is needs
When a Q201 or Q251 is replaced.
Necessary equipments
AC voltmeter 2 sets (or Oscilloscope)
CD TEST DISC: CBC429 Audio signal disc1 (4822-397-30155)
Connection procedure
Connect the ANALOG OUTPUTS terminal (L/R) on the rear
panel and AC voltmeter with cable as follow.
6. L/R出力レベル調整手順
調整が必要な場合
Q201 または Q251 を交換した時に調整が必要になります。
必要機器
交流電圧計 2 台 (またはオシロスコープ)
CDテストディスクCBC429Audiosignaldisc1(4822-397-
30155)
接続図
リアパネルにある ANALOGOUTPUTS 端子 L、R をそれぞ
れ交流電圧計に接続します。
Adjustment procedure
Play back the Track 1 (1 kHz 0dB L+R) of the TEST DISC
(SBC429).
Adjust trimming resister (R205) according to AC voltmeter read-
ings of L ch output level and R ch output level.
The output level difference of the L ch and R ch is adjusted to
less than 50mV.
If R205 is turned clockwise, the level of R ch will become large,
and if it turns to anticlockwise rotation, the level of L ch will
become large.
調整方法
テストディスク(SBC429)の Tr.1(1kHz0dBL+R)を再生し
ます。
交流電圧計で Lch、Rch の出力レベル差 50mV 未満になる
ように R205 で調整します。
R205を時計方向に回すとRchのレベルが大きくなり、半時
計方向に回すと Lch のレベルが大きくなります。
RL
– –
+ +
R ch: Smaller
L ch: Larger
R205
R ch: Larger
L ch: Smaller
Rchレベル小
Lchレベル大
R205
Lchレベル小
Rchレベル大
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Marantz SA-11S1 Specifications

General IconGeneral
BrandMarantz
ModelSA-11S1
CategoryCD Player
LanguageEnglish

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