Yamaha MD4S Service Manual Download

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MD4S

INSPECTION SPECIFICATION

1. Composition

1-1. INPUTS

MIC/LINE (XLR) ················· CH1, 2 Balanced
MIC/LINE (PHONE) ············ CH1, 2 Balanced

/Unbalanced

MIC/LINE (PHONE)  ··········· CH3, 4 Unbalanced
LINE (L · R) (PHONE)  ········ CH5/6, 7/8 Unbalanced
INSERT IN  ··························· CH1, 2
2TR IN (L · R)  ······················ 1

1-2. OUTPUTS

TRACK DIRECT OUT  ········ TR1 – 4
INSERT OUT  ······················· CH1, 2
AUX SEND  ·························· 2
STEREO OUT (L · R)  ·········· 1
MONITOR OUT (L · R)  ······ 1
PHONES (STEREO) ············ 1

1-3. CONTROLS

1-3-1. CH INPUTS

GAIN VOLUME  ·················· CH1 – 4
HIGH EQ GAIN ··················· CH1 – 4
MID EQ GAIN  ····················· CH1 – 4
LOW EQ GAIN ···················· CH1 – 4
AUX VOLUME  ··················· CH1 – 4
CUE PAN CONTROL  ········· CH1 – 4
CUE LEVEL  ························ CH1 – 4
INPUT SELECT SWITCH ···· CH1 – 4
PAN CONTROL  ·················· CH1 – 4
CH FADER  ·························· CH1 – 4

1-3-2. LINE INPUTS

INPUT LEVEL ····················· CH5/6, 7/8

1-3-3. MASTER

MASTER FADER ················ 1
CUE MIX TO STEREO SWITCH ·· 1

1-3-4. MONITOR

2TR IN SWITCH ················· 1
STEREO SWITCH ··············· 1
CUE SWITCH ······················ 1
MONITOR LEVEL ·············· 1

1-4. FUNCTION

1-4-1. REC SELECT KEY

CH1 (BUS L)
CH2 (BUS R)
CH3 (BUS L)
CH4 (BUS R)

1-4-2. MECHANISM CONTROL KEY

REHE
REC
PLAY
STOP
PAUSE

1-4-3. OTHERS KEY

EJECT
PEAK HOLD
DISPLAY
PITCH
ADJUST
EDIT
UTILITY
EXIT
ENTER
REPEAT
A/B
MARK SEARCH
MARK
LAST REC SEARCH
SET
AUTO PUNCH I/O
SONG SEARCH
JOG/DATA
SHUTTLE/CURSOR

1-5. METER & INDICATORS

1-5-1. LEVEL METER

FL DISPLAY 9 seg. (TR1 – 4, STEREO L,R)

1-5-2. LED INDICATORS

PITCH
ADJUST
EDIT
UTILITY
REHE
REC
PLAY

1-5-3. OTHERS

PUNCH I/O FOOT SWITCH JACK
POWER SWITCH
MIDI IN
MIDI OUT
MIDI THRU

2. Preparation

2-1. Standard state

The disk is assumed to be in a state where there are
no specifications, and the volume and switches are
set as follows.

CH INPUT

GAIN VOLUME  ···················· MINIMUM (LINE)
HIGH EQ GAIN  ····················· CENTER
MID EQ GAIN  ······················· CENTER
LOW EQ GAIN  ······················ CENTER
AUX LEVEL  ·························· CENTER
CUE PAN CONTROL ············ CENTER
CUE LEVEL ··························· MINIMUM
INPUT SELECT SWITCH ····· MIC/LINE
PAN CONTROL ····················· CENTER
CH FADER ····························· MINIMUM

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