background image

6

L

R

L

STEREO BUS

MONO 1 (2)

SWITCH

MONO 1 (2)

BUS

R

STEREO OUT

MONO 1 (2) OUT

[Factory default setting]

[After the change]

L

R

L

STEREO BUS

MONO 1 (2)

SWITCH

ST SUM

MONO 1 (2)

BUS

R

STEREO OUT

MONO 1 (2) OUT

Change in setting

6. INTERNAL SwITCh SETTINGS

11

12 13

14 15

16 17

18

19

[Rear]

 11.  AC  inlet

Connect the supplied power cord.

 12. Functional earth terminal

Hum  noise  may  be  generated  when  external 

equipment is connected to the unit. Connecting 

this terminal to the functional earth terminal of the 

external equipment may reduce the hum noise.

Note: This terminal is not for protective earth.

 13. Monaural output jacks

Function as sum output for the stereo output 

channel by the internal switch setting. (Refer to 

section "6. INTERNAL SWITCH SETTINGS.")

 14. Stereo output jacks

 15. Recording output jacks

Output the signal from the stereo output bus for 

recording. 

 16. Monaural sub-input terminals

Signals from these terminals are sent to each 

monaural output bus (Mono 1 and Mono 2).

 17. Stereo sub-input terminals

Signals from these terminals are sent to stereo 

output  bus.  Connecting  the  signal  to  only  "L" 

permits it to be input to both "L" and "R."

 18. Stereo input terminals (3 – 6)

Only CH6's RCA jacks are internally connected in 

parallel to phone jacks.

 19. Monaural input terminals (1, 2)

Select either MIC or LINE for connection. If both 

are connected, LINE input takes precedence.

The functions below can be made available by changing the switch settings inside the unit. 

(1) "PAD" switch: Set to the "IN" position to insert PAD (20 dB) in the monaural input (microphone input).
(2) "HPF" switch: Set to the "IN" position to insert High pass filter (300 Hz, –6 dB/oct) in the monaural input.
(3)   "GND" switch: When the unit is connected to external equipment, a ground may create a loop, potentially 

generating a noise (hum). In such cases, set this switch to the LIFT position to cut off the ground loop. 

(4)   "MONO1" and "MONO2" switches: Set to the "ST SUM" position to change each monaural output to stereo 

sum output for the stereo output channel.

This  work  should  only  be  performed  by  a  qualified  professional 

electrician. If users open the unit case or modify the unit, this may 

cause fire or electric shock.

wARNING

Содержание M-243

Страница 1: ...his manual to ensure long trouble free use of your equipment TABLE OF CONTENTS 1 IMPORTANT SAFETY INSTRUCTIONS 2 2 SAFETY PRECAUTIONS 3 3 GENERAL DESCRIPTION 4 4 FEATURES 4 5 NOMENClATURE AND FUNCTIONS 5 Front 5 Rear 6 6 internal switch settings 6 7 BLOCK AND LEVEL DIAGRAMS 7 8 DIMENSIONAL DIAGRAM 7 9 SPECIFICATIONS 8 Accessories 8 ...

Страница 2: ...ire si l appareil est endommagé au niveau du cordon d alimentation ou de la fiche a été mouillé par un liquide un objet est tombé à l intérieur s il a été exposé à la pluie ou l humidité s il ne fonctionne pas normalement ou s il est tombé Read these instructions Keep these instructions Heed all warnings Follow all instructions Do not use this apparatus near water Clean only with dry cloth Do not ...

Страница 3: ...o heaters and never place heavy objects including the unit itself on the power cord as doing so may result in fire or electric shock Since the unit is designed for in door use do not install it outdoors When it gets wet with rain there is a danger of electric shock The apparatus shall be connected to a mains socket outlet with a protective earthing connection The socket outlet shall be installed n...

Страница 4: ...e wall outlet securely Switch off the power and unplug the power supply plug from the AC outlet for safety purposes when cleaning or leaving the unit unused for 10 days or more Doing otherwise may cause a fire or electric shock L éclair accompagné d un symbole représentant une pointe de flèche à l intérieur d un triangle équilatéral avertit l utilisateur de la présence d une tension dangereuse à l...

Страница 5: ...y for the stereo output channels Attenuates the signals applied to Channels 3 through 6 by detecting signals applied to Channel 1 or 2 This function does not work for the monaural output signal 10 Monaural output level controls Adjust monaural output level 4 FEATURES 2 monaural inputs 4 stereo inputs 1 stereo output and 2 monaural outputs Assignable each input signal to 3 output channels individua...

Страница 6: ...ub input terminals Signals from these terminals are sent to stereo output bus Connecting the signal to only L permits it to be input to both L and R 18 Stereo input terminals 3 6 Only CH6 s RCA jacks are internally connected in parallel to phone jacks 19 Monaural input terminals 1 2 Select either MIC or LINE for connection If both are connected LINE input takes precedence The functions below can b...

Страница 7: ... R 1 2 1 2 20 dB dB 10 10 20 30 40 50 60 0 R R MONO CH6 L L R L R 1 2 R ST ST CH1 CH2 1 1 2 2 ON OFF PAD 20 dB MUTE BUS BUS STEREO MONO ST SUM POWER ON MUTE MONO 1 MONO 2 INTERNAL SWITCH PEAK LED TURN ON 17 dB CLIP LEVEL 20 dB MONO OUT STEREO OUT REC OUT 4 dB 4 dB 10 dB IN OUT CH6 BA BA BA BA SA SA SA SA SA SA SA SA HA HA HA EBA PAD PAD VOL VOL HPF MONO 1 PEAK LOW HIGH MONO 2 MUTE LIMIT STEREO ASS...

Страница 8: ... IHF A When all volume controls are in minimum position Stereo output L R 105 dB or less Monaural Output 1 2 98 dB or less When the stereo monaural 1 2 are in maximum position Stereo output L R 94 dB or less Monaural Output 1 2 95 dB or less Finish Front Panel Alumite black Case Steel black Dimensions 483 w x 46 h x 301 8 d mm 19 02 x 1 81 x 11 88 Weight 3 8 kg 8 38 lb 0 dB 0 775 Vrms Note The des...

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