Yamaha MG-16-6FX Service Manual

PSR-A300
MIXING CONSOLE
SERVICE MANUAL
A manufacture number should use this manual with goods of 7 figures.
(本マニュアルは、製造番号が7桁の商品で
ご使用ください。)
The example of a manufacture number.
(製造番号例)
LK01001
7 figures
(7桁)
The service manual of PA 011781 should be used for the goods whose manufacture number is 9 or more figures.
(製造番号が9桁以上の商品は、PA 011781
のサービスマニュアルをご使用ください 。)
The example of a manufacture number.
(製造番号例)
JCLJ01001
UCCLJ01001
CHNCLJ01001
9-11 figures
(9〜11桁)

CONTENTS

SPECIFICATIONS ................................................ 3/5
DIMENSIONS ............................................................ 7
PANEL LAYOUT ..................................... 8
(目次)
寸法図
総合仕様
(パネルレイアウト)
CIRCUIT BOARD LAYOUT & WIRING
(ユニットレイアウト&結線図)
DISASSEMBLY PROCEDURE ............................ 13
LSI PIN DESCRIPTION ............................... 18
IC BLOCK DIAGRAM .................................. 20
CIRCUIT BOARDS ....................................... 21
INSPECTIONS ....................................................... 29/35
(検査)
(LSI端子機能表)
(ICブロック図)
(シート基板図)
............................................ 12
(分解手順)
PARTS LIST BLOCK DIAGRAM & LEVEL DIAGRAM
(ブロックダイアグラム&レベルダイアグラム)
OVERALL CIRCUIT DIAGRAM
(総回路図)
011678
PA
200306-49800
HAMAMATSU, JAPAN
Copyright (c) Yamaha Corporation. All rights reserved. PDF-K6101 ’03.05
1
MG16/6FX
IMPOR T ANT NOTICE
This manual has been provided for the use of authorized Yamaha Retailers and their service personnel. It has been assumed that basic service procedures inherent to the industry, and more specifically Yamaha Products, are already known and under­stood by the users, and have therefore not been restated.
WARNING : Failure to follow appropriate service and safety procedures when servicing this product may result in per-
IMPORTANT : This presentation or sale of this manual to any individual or firm does not constitute authorization certifi-
The data provided is belived to be accurate and applicable to the unit(s) indicated on the cover. The research engineering, and service departments of Yamaha are continually striving to improve Yamaha products. Modifications are, therefore, inevitable and changes in specification are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please contact the distributor’s Service Division.
WARNING : Static discharges can destroy expensive components. Discharge any static electricity your body may have
IMPORTANT : Turn the unit OFF during disassembly and parts replacement. Recheck all work before you apply power
sonal injury, destruction of expensive components and failure of the product to perform as specified. For these reasons, we advise all Yamaha product owners that all service required should be performed by an authorized Yamaha Retailer or the appointed service representative.
cation, recognition of any applicable technical capabilities, or establish a principal-agent relationship of any form.
accumulated by grounding yourself to the ground bus in the unit (heavy gauge black wires connect to this bus.)
to the unit.
WARNING: CHEMICAL CONTENT NOTICE!
The solder used in the production of this product contains LEAD. In addition, other electrical/electronic and/or plastic (Where applicable) components may also contain traces of chemicals found by the California Health and Welfare Agency (and possibly other entities) to cause cancer and/or birth defects or other reproductive harm.
DO NOT PLACE SOLDER, ELECTRICAL/ELECTRONIC OR PLASTIC COMPONENTS IN YOUR MOUTH FOR ANY REASON WHAT SO EVER!
Avoid prolonged, unprotected contact between solder and your skin! When soldering, do not inhale solder fumes or expose eyes to solder/flux vapor!
If you come in contact with solder or components located inside the enclosure of this product, wash your hands before handling food.
IMPORTANT NOTICE FOR THE UNITED KINGDOM
Connecting the Plug and Cord
IMPORTANT. The wires in this mains lead are coloured in accordance with the following code:
As the colours of the wires in the mains lead of this apparatus may not correspond with the coloured makings identifying the terminals in your plug proceed as follows: The wire which is coloured BLUE must be connected to the terminal which is marked with the letter N or coloured BLACK. The wire which is coloured BROWN must be connected to the terminal which is marked with the letter L or coloured RED. Making sure that neither core is connected to the earth terminal of the three pin plug.
BLUE : NEUTRAL BROWN : LIVE
WARNING
Components having special characteristics are marked and must be replaced with parts having specification equal to those originally installed.
印の部品は、安全を維持するために重要な部品です。交換する場合は、安全のために必ず指定の部品をご使用ください。
2

SPECIFICATIONS

General Specifications
Frequency Characteristics (ST OUT) 20 Hz–20 kHz +1 dB, –3 dB @+4 dBu, 600 Total Harmonic Distortion (ST OUT) 0.1% (THD+N) @+14 dBu, 20 Hz–20 kHz, 600
–128 dBu Equivalent input noise (CHs 1 to 8) –100 dBu Residual output noise (ST OUT)
Hum and Noise
Maximum Voltage Gain
1
2
Monaural/Stereo Input Gain Control 44 dB variable Monaural/Stereo High Pass Filter 80 Hz 12 dB/octave
Crosstalk (1 kHz)
Monaural Input Channel Equalization: Max. Variation (CHs 1 to 8)
3
Stereo Input Channel Equalization: Max. Variation (CHs 9/10 to 15/16)
3
Graphic Equalizer Internal Digital Effects 16 programs, parameter control Monaural/Stereo Input Peak Indicator
Level Meters
Phantom +48 VDC Power (Balanced input) Supplied when Phantom +48 V switch is ON. Included Accessory Power adaptor (PA-30)
Power Supply
Power Consumption 51 W Max. Dimensions (W
×H ×
D) 423 ×108 ×416.6 mm
Weight kg
Where 0 dBu = 0.775V and 0 dBV = 1 V
1
Rs = 150 ohms Measured with 12.7 kHz, –6 dB/oct. low pass filter (equivalent to 20 kHz, – filter). (CH MIC INPUT to ST, GROUP OUT/AUX, EFFECT SEND)
2
Turning PAN/BAL to left or right.
3
Shelving turnover/rolloff frequency: 3 dB before maximum cut or boost.
–88 dBu (92 dB S/N) ST, GROUP Master fader at nominal level; all Ch assign switches off. –81 dBu (85 dB S/N)
–64 dBu (68 dB S/N)
AUX, EFFECT master control at nominal level; all channel mix con­trols at minimum level.
ST, GROUP Master fader and one Ch fader at nominal level. (CHs 1 to 8)
60 dB CH MIC INPUT → CH INSERT OUT 84 dB CH MIC INPUT
GROUP OUT/ST OUT (CH to ST)
94 dB CH MIC INPUT → ST OUT (GROUP to ST)
62.2 dB CH MIC INPUT 76 dB CH MIC INPUT
REC OUT (CH to ST)
AUX SEND (PRE) 86 dB CH MIC INPUT → AUX SEND (POST)/EFFECT SEND 58 dB CH LINE INPUT
GROUP OUT/ST OUT (CH to ST) 84 dB ST CH MIC INPUT → GROUP OUT/ST OUT (CH to ST) 58 dB ST CH LINE INPUT 47 dB ST CH LINE INPUT
GROUP OUT/ST OUT (ST to ST)
AUX SEND (PRE) 57 dB ST CH LINE INPUT → AUX SEND (POST)/EFFECT SEND 34 dB ST CH INPUT
GROUP OUT/ST OUT (ST to ST) 16 dB AUX RETURN → ST OUT 9 dB AUX RETURN
AUX SEND
27.8 dB 2TR INPUT → ST OUT
–70 dB between input channels –70 dB between input/output channels (CH INPUT)
±15 dB HIGH 10 kHz shelving MID 0.25–5 kHz peaking LOW 100 Hz shelving
±15 dB HIGH 10 kHz shelving HI-MID 3 kHz peaking LO-MID 800 Hz peaking LOW 100 Hz shelving
7-band (125, 250, 500 1 k, 2 k, 4 k, 8 k) Max. Variation ±12 dB
On each channel: red indicator lights if post-EQ signal (on ST channels, if either post-EQ sig­nal or post-mic-amp signal) comes within 3 dB of the clipping level.
Two 12-point LED meters [Stereo (L, R)] Peak point: red indicator +5, +3, +1, and 0 points: yellow indicators –1, –3, –5, –7, –10, –15, –20: green indicators
USA and Canada: 120 V AC, 60 Hz Europe: 230 V AC, 50 Hz Australia: 240 V AC, 50 Hz Korea: 220 V AC, 60 Hz
5.5
(with gain control at maximum level)
(with gain control at maximum level)
MG16/6FX
3
MG16/6FX
Input Specifications
Input Connector Gain
MIC INPUT (CHs 1 to 8)
LINE INPUT (CHs 1 to 8)
ST CH MIC INPUT (CH9/CH10,CH11/CH12)
ST CH LINE INPUT (CH9(L)/CH10(R), CH11(L)/CH12(R))
ST CH INPUT (CH13(L)/CH14(R), CH15(L)/CH16(R))
CH INSERT IN (CHs 1 to 8)
AUX RETURN (L, R) 10 k 600 line
–60
–16
–34
+10
–60
–16
–34
+10
Input
Impedance
3 k 50–600 mic
10 k 600 line
3 k 50–600 mic
10 k 600 line
10 k 600 line
10 k 600 line
Appropriate
Impedance
Sensitivity* Rated Level
–80 dBu (0.078 mV)
–36 dBu (12.3 mV)
–54 dBu (1.55 mV)
–10 dBu (245 mV)
–80 dBu (0.078 mV)
–36 dBu (12.3 mV)
–54 dBu (1.55 mV)
–10 dBu (245 mV)
–30 dBu (24.5 mV)
–20 dBu (77.5 mV)
–12 dBu (195 mV)
–60 dBu
(0.775 mV)
–16 dBu
(123 mV)
–34 dBu
(15.5 mV)
+10 dBu
(2.45 V)
–60 dBu
(0.775 mV)
–16 dBu
(123 mV)
–34 dBu
(15.5 mV)
+10 dBu
(2.45 V)
–10 dBu
(245 mV)
0 dBu
(0.775 V)
+4 dBu
(1.23 V)
Max. Before
Clipping
–40 dBu (7.75 mV)
+4 dBu (1.23 V)
–14 dBu (155 mV)
+30 dBu (24.5 V)
–40 dBu (7.75 mV)
–10 dBu (245 mV)
–14 dBu (155 mV)
+30 dBu (24.5 V)
+10 dBu (2.45 V)
+20 dBu (7.75 V)
+24 dBu (12.3 V)
Connector
Specifications
XLR-3-31 type (balanced)
Phone jack (TRS) (balanced [T: hot; R: cold; S: ground])
XLR-3-31 type (balanced)
Phone jack (unbalanced)
Phone jack (unbalanced); RCA pin jack
Phone jack (TRS) (unbalanced [T: out; R: in; S: ground])
Phone jack (TRS) (unbalanced [T: hot; S: ground])
2TR IN (L, R) 10 k 600 line
–26 dBV (50.1 mV)
–10 dBV
(316 mV)
+10 dBV (3.16 V)
RCA pin jack
Where 0 dBu = 0.775 V and 0 dBV= 1 V
* Input sensitivity: the lowest level that will produce the nominal output level when the unit is set to maximum gain.
Output Specifications
Output Connectors
ST OUT (L, R) 150 600 line +4 dBu (1.23 V) +24 dBu (12.3 V)
GROUP OUT (1-4) AUX SEND (1-2) EFFECT SEND
CH INSERT OUT (CHs 1 to 8)
REC OUT (L, R) 600 10 k line –10 dBV (316 mV) +10 dBV (3.16 V) RCA pin jack
C-R OUT (L, R) 150 10 k line +4 dBu (1.23 V) +20 dBu (7.75 V)
PHONES 100 40 phone 3 mW 75 mW Stereo phone jack
Output
Impedance
150 10 k line +4 dBu (1.23 V) +20 dBu (7.75 V)
150 10 k line 0 dBu (0.775 V) +20 dBu (7.75 V)
Where 0 dBu = 0.775 V and 0 dBV= 1 V
Appropriate
Impedance
Rated Level
Max. Before
Clipping
Connector Specifications
XLR-3-32 type (balanced) Phone jack (TRS) (balanced [T: hot; R: cold; S: ground])
Phone jack (TRS) (impedance balanced [T: hot; R: cold; S: ground])
Phone jack (TRS) (unbalanced [T: out; R: in; S: ground])
Phone jack (TRS) (impedance balanced [T: hot; R: cold; S: ground])
4

総合仕様

一般仕様
〜
周波数特性(ST OUT) 全高調波歪率( ST OUT)
ハム & ノイズ
最大電圧ゲイン
モノラル、ステレオインプットゲインコントロール モノラル、ステレオハイパスフィルター
クロストーク (1 kHz)
モノラル入力チャンネルイコライザー特性最大可 変幅(CH1
ステレオ入力チャンネルイコライザー特性最大可 変幅(CH9/10
グラフィックイコライザー 内蔵デジタルエフェクト モノラル、ステレオインプットピークインジケーター
レベルメーター
ファンタム電源 +48 VDC(バランス入力) 付属品
電源 消費電力 最大外形寸法( W× H× D) 質量
*
*1 Rs=150 ohms
*2 PAN/BAL *3
*1
*2
8*3
15/16*3
0 dBu=0.775 V
@12.7 kHz
(
CH MIC INPUT to ST
シェルビングタイプのターンオーバー /ロールオフ周波数:最大可変幅に対し
、
0 dBV=1 V
、
–6 dB/oct.
左か右へ回す
とする
のローパスフィルターにて測定(
、
GROUP OUT/AUX
、
20 Hz
20 kHz +1 dB, –3 dB
(
0.1 %
–128 dBu
–100 dBu
–88 dBu
–81 dBu
–64 dBu
 
60 dB
 
84 dB
 
94 dB
62.2 dB  
76 dB
 
86 dB
 
58 dB
 
84 dB 58 dB
 
47 dB
 
57 dB
 
34 dB
 
16 dB
 
9 dB
 
27.8 dB
44 dB 80 Hz 12 dB/octave
–70 dB –70 dB
±15 dB HIGH 10 kHz MID 0.25 LOW 100 Hz
±15 dB HIGH 10 kHz HI-MID 3 kHz LO-MID 800 Hz LOW 100 Hz
7
バンド(
最大可変幅
16
プログラム、パラメーターコントロール
各チャンネル、イコライザー(および 一方の信号レベルがクリッピングの手前
12
ポイント
ピーク時:赤のインジケーター
+5
、 +3、 +1、 0:黄のインジケーター 、
–1
–3
PHANTOM +48 V
電源アダプター
100 V AC 50/60 Hz 51 W
W423
5.5 kg
EFFECT SEND
)
THD+N
(
92 dB S/N
85 dB S/N
(
68 dB S/N
(
CH MIC INPUT CH MIC INPUT CH MIC INPUT
 
CH MIC INPUT CH MIC INPUT CH MIC INPUT CH LINE INPUT ST CH MIC INPUT ST CH LINE INPUT ST CH LINE INPUT ST CH LINE INPUT ST CH INPUT AUX RETURN
AUX RETURN
2TR INPUT
 
可変
入力チャンネル間 入出力チャンネル間(
シェルビングタイプ
〜
5 kHz
シェルビングタイプ
シェルビングタイプ
ピーキングタイプ
シェルビングタイプ
125
、
±12 dB
LED
、 –5、 –7、
(PA-30)
×
×
H108
@20 kHz
)
 
@
@+14 dBu, 20 Hz
入力換算ノイズ(
残留ノイズ
ST OUT
)
マスターフェーダー=ノミナル、 全チャンネルアサインスイッチ=
AUX
、
)
ミックスコントロール=最小レベル
ST OUT
)
マスターフェーダー& 1チャンネルフェーダー=ノミナル
CH1
(
〜
→
CH INSERT OUT
→
GROUP OUT/ST OUT
→
ST OUT →
REC OUT
→
AUX SEND
→
AUX SEND
→
GROUP OUT/ST OUT
→
GROUP OUT/ST OUT
→ →
AUX SEND
→
GROUP OUT/ST OUT
→
ST OUT
→
AUX SEND
→
ST OUT
→
CH INPUT
ピーキングタイプ
ピーキングタイプ
250
500
1 k
、
、
× 2 [ステレオ( L、 R)]
、
–15
、 –∞
、
–20
dB/oct.
–10
スイッチ= ONで供給
D416.6 mm
(*)
+4 dBu
〜
(ST OUT)
GROUP OUT
、
EFFECT
GROUP OUT
、
8)
(
GROUP OUT/ST OUT AUX SEND
2 k
、
、
:緑のインジケーター
フィルターに相当)
3 dB
, 600
20 kHz, 600
マスターコントロール=ノミナル、全チャンネル
GROUP to ST
(
(
PRE
(
POST
)
4 k
MIC
下がったポイント
Ω(GAINコントロール=最大レベル)
CH1
〜
8)
(
CH to ST
3 dB
)
)
)
/EFFECT SEND
(
PRE
(
)
POST
(
)
ST to ST
(
8 k
、
)
アンプ:
に達すると赤く点灯
Ω(GAINコントロール=最大レベル)
OFF
CH to ST
)
)
CH to ST
(
ST CH
)
CH to ST
(
/EFFECT SEND
)
ST to ST
)
)
)の後段において、どちらか
MG16/6FX
5
MG16/6FX
)
入力仕様
入力端子名称 ゲイン
MIC INPUT
〜 8)
(CH1
LINE INPUT (CH1
8)
〜
ST CH MIC INPUT (CH9/CH10
ST CH LINE INPUT (CH9(L)/CH10(R)
CH11(L)/CH12(R))
ST CH INPUT (CH13(L)/CH14(R)
CH15(L)/CH16(R)) CH INSERT IN
(CH1
AUX RETURN (L
2TR IN (L
*
*1
CH11/CH12)
、
〜
8)
、
、
R)
0 dBu=0.775V 0 dBV=1Vとする
入力感度:最大ゲイン測定時に定格出力が得られる最小レベル
出力仕様
、
、
R)
入力イン
ピーダンス
Ω
–60
–16
–34
+10
–60
–16
–34
+10
3 k
10 k
3 k
10 k
10 k
10 k
10 k
10 k
Ω
適合インピーダンス
Ω
Ω
Ω
Ω
Ω
Ω
〜
50
600
50
〜
600
600
600
600
600
Ωマイク
600
Ωライン
600
Ωマイク
Ωライン
Ωライン
Ωライン
Ωライン
Ωライン
–80 dBu
(
–36 dBu
(
–54 dBu
(
–10 dBu
(
–80 dBu
(
–36 dBu
(
–54 dBu
(
–10 dBu
(
–30 dBu
(
–20 dBu
(
–12 dBu
(
–26 dBV
(
感度
0.078 mV
12.3 mV
1.55 mV
245 mV
0.078 mV
12.3 mV
1.55 mV
245 mV
24.5 mV
77.5 mV
195 mV
50.1 mV
*1
)
)
)
)
)
)
)
)
)
)
)
)
規定レベル
–60 dBu
(
–16 dBu
(
–34 dBu
(
+10 dBu
(
–60 dBu
(
–16 dBu
(
–34 dBu
(
+10 dBu
(
–10 dBu
(
0 dBu
(
+4 dBu
(
–10 dBV
(
0.775 mV
123 mV
15.5 mV
2.45 V
0.775 mV
123 mV
15.5 mV
2.45 V
245 mV
0.775 V
1.23 V
316 mV
)
)
)
)
)
)
)
)
)
)
(
(
(
(
(
(
(
(
(
(
(
(
最大ノンク
リップレベル
–40 dBu
)
7.75 mV
+4 dBu
1.23 V
)
–14 dBu
155 mV
)
+30 dBu
24.5 V
)
–40 dBu
7.75 mV
)
–10 dBu
245 mV
)
–14 dBu
155 mV
)
+30 dBu
)
24.5 V
+10 dBu
)
2.45 V
+20 dBu
)
7.75 V
+24 dBu
)
12.3 V
+10 dBV
)
3.16 V
端子仕様
XLR-3-31
(バランス型)
フォーンジャック
TRS
(
型[ T:ホット、
R: S
XLR-3-31
(バランス型)
フォーンジャック
(アンバランス型)
フォーンジャック
(アンバランス型)
RCA
フォーンジャック
(
TRS
(アンバランス型
[
T
ン、
フォーンジャック
(
TRS ンス型[ T:ホット、 S:
RCA
タイプ
) (バランス
コールド、
:グラウンド])
タイプ
ピンジャック
)
:アウト、
グラウンド])
:イ
R
:グラウンド]
S
)(アンバラ
ピンジャック
出力端子名称
ST OUT (L
GROUP OUT (1-4) AUX SEND (1-2) EFFECT SEND
CH INSERT OUT
(
CH1
REC OUT (L
C-ROUT(L
PHONES
6
*
出力インピーダンス適合インピーダンス
R)
150
150
150
600 150
100
Ω
Ω
Ω
Ω Ω
Ω
R)
、
〜 8)
R)
0 dBu=0.775V 0 dBV=1 Vとする
600
Ωライン
10 k
Ωライン
Ωライン
10 k
10 kΩライン – 10kΩライン
40
Ωフォーン
規定レベル
+4 dBu
+4 dBu
0 dBu
+4dBu(1.23V)
3 mW
1.23 V
(
(
(
10dBV(316mV)
1.23 V
0.775 V
)
)
)
最大ノンクリップレベル
+24 dBu
+20 dBu
+20 dBu
+10dBV(3.16V)RCA +20dBu(7.75V)
75 mW
(
(
(
12.3 V
7.75 V
7.75 V
XLR-3-32
)
フォーンジャック(
(バランス型[
R:
) フォーンジャック(
(インピーダンスバランス型 [ T:ホット、 R:コールド、
S:
) フォーンジャック(
(アンバランス型[ T:アウト、
R
フォーンジャック(
(インピーダンスバランス型 [T:ホット、R:コールド、
S:
ステレオフォーンジャック
端子仕様
タイプ(バランス型)
TRS
)
T:
S
コールド、
グラウンド])
:イン、 S:グラウンド])
グラウンド])
:グラウンド]
ピンジャック
ホット、
TRS
)
)
TRS
)
TRS
MG16/6FX

DIMENSIONS

(寸法図)
393
H 108
101.3 3
W 423
31.5
309.6
Units: mm
(単位)
D 416.6
7
MG16/6FX

PANEL LAYOUT

Channel Control Section
Channels
1 to 8
(Monaural)
(パネルレイアウト)
(チャンネルコントロール部)
Channels
9/10 to 15/16
(Stereo)
1
[GAIN] Control
2
[PEAK] Indicator
3
[ 80 ] Switch (High Pass Filter)
4
Equalizer ([HIGH], [MID], [LOW])
5
[AUX1] and [AUX2] Controls
6
[PRE] Switch
7
[EFFECT] Control
8
[PAN] Control (CHs 1 to 8) [PAN/BAL] Control (9/10 and 11/12) [BAL] Control (13/14 and 15/16)
9
[
] ST Switch
10
[PFL] (Pre-Fader Listen) Switch
11
[GROUP] Switches (
12
Channel Fader
)
1
[GAIN]コントロール
2
[PEAK]インジケーター
3
[80](ハイパスフィルター)スイッチ
4
イコライザー([HIGH]、[MID]、[LOW])
5
[AUX1]、[AUX2]コントロール
6
[PRE]スイッチ
7
[EFFECT]コントロール
8
[PAN]コントロール(CH1〜 8) [PAN/BAL]コントロール(CH9/10、11/12) [BAL]コントロール(CH13/14、15/16)
9
[
]STスイッチ
10
[PFL]スイッチ
11
[GROUP]スイッチ(
12
チャンネルフェーダー
)
8
MG16/6FX
Master Control Section
(マスターコントロール部)
1
[ST] Master Fader
2
[GROUP] Faders (1-2, 3-4)
3
[TO ST] Switch
4
Master SEND ([AUX1], [AUX2], and [EFFECT] controls)
5
RETURN ([AUX1], [AUX2], and [ST] Controls)
6
[2TR IN] Control
7
[PHANTOM +48 V] Switch
8
Level-Meter Signal Switches
9
[C-R/PHONES] Control
10
Level Meter
11
[POWER] Indicator
12
[ST GRAPHIC EQUALIZER]
13
[PHONES] Jack
14
[DIGITAL EFFECT]
[ST]マスターフェーダー
1
[GROUP]フェーダー(1‐2、3‐4)
2
[TOST]スイッチ
3
SENDマスター([AUX1]、[AUX2]コントロール、
4
        [EFFECT]コントロール) RETURN([AUX1]、[AUX2]コントロール、
5
[ST]コントロール) [2TRIN]コントロール
6
[PHANTOM+48V]スイッチ
7
レベルメーター信号切り替えスイッチ
8
[C‐R/PHONES]コントロール
9
レベルメーター
10
[POWER]インジケーター
11
[STGRAPHICEQUALIZER]
12
[PHONES]端子
13
[DIGITALEFFECT]
14
9
MG16/6FX
Rear Input/Output Section
(リア入出力部)
1
Channel Input Jacks
2
[INSERT I/O] Jacks
3
Channel Input Jacks
4
[GROUP OUT] (1 to 4) Jacks
5
[ST OUT] (L, R) Jacks
6
[C-R OUT] Jacks
7
[SEND] Jacks
8
[RETURN] L (MONO), R Jacks
9
[REC OUT] (L, R) Jacks
10
[2TR IN] Jacks
11
POWER Switch
12
[AC ADAPTOR IN] Connector
1
チャンネルINPUT端子
2
[INSERTI/O]端子
3
チャンネルINPUT端子
4
[GROUPOUT](1〜4)端子
5
[STOUT](L、R)端子
6
[C‐ROUT]端子
7
[SEND]端子
8
[RETURN]L(MONO)、R端子
9
[RECOUT](L、R)端子 [2TRIN]端子
10
電源スイッチ
11
[ACADAPTORIN]端子
12
10
Connector Polarities
MG16/6FX
INPUT OUTPUT
MIC INPUT, ST OUT
Pin 1: Ground Pin 2: Hot (+) Pin 3: Cold (–)
LINE INPUT (monaural channels), GROUP OUT, ST OUT, C-R OUT, AUX1, AUX2, EFFECT*
Tip: Hot (+) Ring: Cold (–) Sleeve: Ground
Ring
Tip: Output
INSERT I/O
Ring: Input Sleeve: Ground
Tip: L
Sleeve Tip
PHONES
Ring: R Sleeve: Ground
RETURN, LINE INPUT (stereo channels)
Tip: Hot Sleeve: Ground
Sleeve Tip
* These jacks will also accept connection to monaural phone plugs. If you use monaural plugs, the connection will be unbalanced.
端子接続の極性
INPUT OUTPUT
MIC INPUT
ST OUT
、
ピン 1:グラウンド ピン 2:ホット( +) ピン 3:コールド( –)
LINE INPUT GROUP OUT
AUX 1
INSERT I/O
PHONES
RETURN LINE INPUT
(モノラルチャンネル)、
、
AUX 2
ST OUT
、
、
、
EFFECT
C-R OUT
(ステレオチャンネル)
 
*
チップ:ホット( +) リング:コールド( –) スリーブ:グラウンド
チップ: リング:
Output Input
スリーブ:グラウンド チップ:
リング: スリーブ:グラウンド
L R
チップ:ホット スリーブ:グラウンド
リング
スリーブ チップ
スリーブ チップ
*これらの端子に、モノラルタイプのフォーン端子を使用することもできます。その場合は、アンバランスになります。
11
MG16/6FX

CIRCUIT BOARD LAYOUT & WIRING

MAIN 2/3
(ユニットレイアウト&結線図)
MAIN 3/3
DSP
PS
Power switch and AC connector wiring
(電源スイッチとACコネクタの結線)
Shrink tube (Seven places)
(熱収縮チューブ:7箇所)
(V975620)
V9756100
(V975600)
(WA08700)
Wiring to PS circuit board
CN01 (PS circuit board)
Final
(結線・取り付け完了図)
MAIN 1/3
CN02 (PS circuit board)
(PSシートへの結線)
CN03 (PS circuit board)
PS circuit board V9738100
12
MG16/6FX
L

DISASSEMBLY PROCEDURE

(分解手順)
1. Rack Mount Angle (Time required: About 1 min ute)
1-1 Remove the two (2) screws marked [570A]. The rac k
mount angle R can then be removed. (Fig. 1)
1-2 Remove the two (2) screws marked [570B]. The rac k
mount angle L can then be removed. (Fig. 1)
2. Bottom Cover (Time required: About 3 minutes)
2-1 Remove the ten (10) screws marked [550] and the
four (4) screws marked [560]. The bottom cover can then be removed. (Fig. 1)
• Rear view
Hexagonalnut[A]x37andflatwasherx37
(特殊六角ナット[A]x37と平ワッシャーx37)
[460B]
1. ラックアングル(所要時間:約 1分)
1-1 [570A]のネジ2本を外し、ラックアングルRを外し
ます。(図 1)
1-2 [570B]のネジ2本を外し、ラックアングルLを外し
ます。(図 1)
2. ボトムカバー(所要時間:約 3分)
2-1 [550]のネジ10本と[560]のネジ4本を外し、ボトム
カバーを外します。(図 1)
[490]
[460D]
[570A]
RackmountangleR
(ラックアングルR)
[570A]
[490]
[490]
[490]
• Bottom view • Left side view• Right side view
[550]
[550]
[560]
[460A]
[550]
[460]: Bind Head Tapping Screw-S 3.0X6 MFZN2BL (EP630210) [490]: Bonding Tapping Screw-B 3.0X8 MFZN2BL (VN413300) [550]: Bind Head Tapping Screw-S 3.0X6 MFZN2BL (EP630210) [560]: Bind Head Tapping Screw-B 3.0X8 MFZN2BL (EP600190) [570]: Bind Head Screw 4.0X8 MFZN2BL (EG340360)
(+バインド小ネジ)
(+バインドSタイト)
(ボンディングBタイト)
(+バインドSタイト) (+バインドBタイト)
[560]
[460C]
[570B]
Rackmountangle
(ラックアングルL)
[570B]
Fig .1(図1)
13
MG16/6FX
[A]
Heatsink
[530]
[530]: Bind Head Tapping Screw-B 3.0X8 MFZN2BL (EP600190) [540]: Bind Head Tapping Screw-S 3.0X6 MFZN2BL (EP630210)
[540]
[530]
PS
(+バインドBタイト) (+バインドSタイト)
(ヒートシンク
Photo.1 (写真1)
3. PS Circuit Boar d (Time required: About 4 minutes)
3-1 Remove the bottom cover. (See procedure 2.) 3-2 Remove the two (2) screws marked [530] and the
3. PS シート(所要時間:約4分)
3-1 ボトムカバーを外します。(2 項参照) 3-2 [530]のネジ2本と[540]のネジ 1本を外し、PS シー
screw marked [540]. The PS circuit board and Heat sink can then be removed. (Photo. 1)
3-3 IC01、04、05を止めているネジ[A]を3本外します。
3-3 Remove the three (3) screws marked [A]. IC01, IC04,
and IC05 are stopped. (Photo. 2)
3-4 Remove the three (3) screws marked [B]. (Photo. 3)
3-4 B のネジ 3 本を外します。(写真3) 3-5 IC02、IC03、Q01のハンダを取り、ヒートシンクか
3-5 Remove the solder IC02, IC03 and Q01. The heat
sink can then be removed from the PS circuit board. (Photo. 3)
[A]: Bind Head Tapping Screw-B
3.0X8 MFZN2BL (EP600190)
(+バインドBタイト)
Photo.2 (写真2)
[B]
IC02
IC03 Q01
[B]: Bind Head Tapping Screw-B
3.0X8 MFZN2BL (EP600190)
(+バインドBタイト)
Photo.3 (写真3)
トとヒートシンクを外します。(写真 1)
(写真 2)
ら PS シートを外します。(写真 3)
[B]
4. Side Cover (Time required: About 5 minutes each)
4-1 Remove the bottom cover. (See procedure 2.) 4-2 Side Cover L: 4-2-1 Remove the rack mount angle L. (See procedure 1.) 4-2-2 Remove the screw marked [460C], the three (3)
screws marked [460D], the three (3) screws marked [470A] and the two (2) screw marked [480A]. The
side cover L can then be remov ed. (Fig. 1, Photo . 4) 4-3 Side Cover R: 4-3-1 Remove the rack mount angle R. (See procedure 1.) 4-3-2 Remove the PS circuit board. (See procedure 3.) 4-3-3 Remove the screw marked [460A], the three (3)
screws marked [460B], the three (3) screws marked
[470B] and the two (2) screw marked [480B]. The
side cover R can then be remov ed. (Fig. 1, Photo. 5)

5. Power Switch and AC Connector

(Time required: About 5 minutes each)
5-1 Remove the bottom cover. (See procedure 2.) 5-2 Remove the rack mount angle R. (See procedure 1.) 5-3 Remove the PS circuit board. (See procedure 3.) 5-4 Remove the side cover R. (See procedure 4.) 5-5 Remove the power switch by bending its claw.
(Photo. 6) 5-6 T o remo ve the A C connector, remove the hexagonal
14
nut and flat washer. (Photo. 6)
4. サイドカバー(所要時間:各約 5分)
4-1 ボトムカバーを外します。(2 項参照) 4-2 サイドカバー L: 4-2-1 ラックアングル L を外します。(1 項参照) 4-2-2 [460C]のネジ 1 本と[460D]のネジ 3本、[470A]のネ
ジ3本、[480A]のネジ2本を外し、サイドカバーLを
外します。(図 1、写真 4) 4-3 サイドカバー R: 4-3-1 ラックアングル R を外します。(1項参照) 4-3-2 PS シートを外します。(3 項参照) 4-3-3 [460A]のネジ1 本と[460B]のネジ 3本、[470B]のネ
ジ3本、[480B]のネジ2本を外し、サイドカバーRを
外します。(図 1、写真 5)
5. 電源スイッチとACコネクター(所要時間:各約5分)
5-1 ボトムカバーを外します。(2 項参照) 5-2 ラックアングル R を外します。(1項参照) 5-3 PS シートを外します。(3 項参照) 5-4 サイドカバー R を外します。(4項参照) 5-5 電源スイッチのツメを曲げて電源スイッチを外しま
す。(写真 6) 5-6 特殊六角ナット1個と平ワッシャー1個を外し、AC
コネクターを外します。(写真 6)
[470A]
[480A]
SidecoverL
(サイドカバーL)
[470A]
[480A]
[470A]
[470B]
[480B]
[470B]
MG16/6FX
[470B]
[480B]
SidecoverR
(サイドカバーR)
[470]: Bind Head Tapping Screw-S
3.0X6 MFZN2BL (EP630210)
[480]: Hexagonal Socket Set Screw
3.0X6 MFZN2BL (V9842300)
(+バインドSタイト)
(六角穴付きSタイト)
Photo.4 (写真4)
ACconnector
(ACコネクター)
Hexagonalnut
andflatwasher (特殊六角ナット  と平ワッシャー)
Claw
(ツメ)
Powerswitch
(電源スイッチ)
Claw
(ツメ)
Photo.6 (写真6)
6. DSP Circuit Board (Time required: About 4 minutes)
6-1 Remove the bottom cover. (See procedure 2.) 6-2 Remove the PS circuit board and Heat sink.
(See procedure 3.)
6-3 Remove the four (4) screws marked [510]. The DSP
circuit board can then be removed. (Photo. 7)
[470]: Bind Head Tapping Screw-S
3.0X6 MFZN2BL (EP630210)
[480]: Hexagonal Socket Set Screw
3.0X6 MFZN2BL (V9842300)
(+バインドSタイト)
(六角穴付きSタイト)
Photo.5 (写真5)
6. DSP シート(所要時間:約4分)
6-1 ボトムカバーを外します。(2 項参照) 6-2 PS シートとヒートシンクを外します。(3 項参照) 6-3 [510]のネジ 4 本を外し、DSP シートを外します。
(写真 7)
[500]
[510][510]
[510]
[500][500]
[500]
[500][500]
[510][510]
[510]
DSP
[510]
[510]
[510][510]
[510][510]
DSPshield
(シールドDSP)
[500]: Bind Head Tapping Screw-S 3.0X6 MFZN2BL (EP630210) [510]: Bind Head Tapping Screw-S 3.0X6 MFZN2BL (EP630210)
(+バインドSタイト) (+バインドSタイト)
[500]
[500][500]
Photo.7 (写真7)
15
MG16/6FX

7. MAIN (1/3, 2/3, 3/3) Circuit Boards (Time required: About 22 minutes)

7-1 Remove the rac k mount angle L and R.
(See procedure 1.)
7-2 Remove the bottom cover. (See procedure 2.) 7-3 Remove the PS circuit board and Heat sink.
(See procedure 3.)
7-4 Remove the side cover L and R. (See procedure 4.) 7-5 Remove the three (3) screws marked [500]. The
DSP shield can then be removed with the DSP circuit board. (Fig. 2, Photo. 7)
7-6 Remove the select knob and the sixteen (16) fader
knobs. (Photo. 8)
7-7 Remove the two (2) screws marked [480C], the
twenty-six (26) screws marked [490] and the thirty­seven (37) hexagonal nuts and flat washer marked [A]. The MAIN (1/3, 2/3, 3/3) circuit boards can then be removed. (Fig. 1, Photo. 9)
The knobs, buttons, meter cover , MIX1 supports and MIX2 support on the MAIN circuit board are not components of the circuit board. When replacing the MAIN circuit board, be sure to remove these parts according to the following procedure.
7-8 Remove the hexagonal nut marked [B]. The MAIN
3/3 circuit board can then be removed from the MIX1 support (upper). (Fig. 2)
7-9 Pull out the one hundred seventeen (117) volume
knobs from the MAIN 1/3 circuit board. (Photo. 8)
7-10 Remov e the thirteen (13) push ON buttons, thirteen
(13) sleeve ON b uttons, fifteen (15) push PFL buttons and fifty-three (53) push HPF buttons from the MAIN 1/3 circuit board. (Fig. 2)
7-11 Remov e the five (5) screws mark ed [450]. The MIX2
support can then be removed from the MAIN 1/3 circuit board. (Fig. 2)
7. MAIN(1/3、2/3、3/3)シート(所要時間:約22分)
7-1 ラックアングル L、R を外します。(1 項参照) 7-2 ボトムカバーを外します。(2 項参照) 7-3 PS シートとヒートシンクを外します。(3 項参照) 7-4 サイドカバー L、R を外します。(4 項参照) 7-5 [500]のネジ 3 本を外し、DSP シートと一緒にシー
ルド DSP を外します。(図 2、写真7)
7-6 ノブ(SELECT)1 個とノブ(FADER)16 個を外しま
す。(写真 8)
7-7 [480C]のネジ2本と[490]のネジ26 本、[A]の特殊六
角ナットと平ワッシャー各37個を外し、MAIN(1/ 3、2/3、3/3)シートを外します。(図 1、写真 9)
  ※MAINシート上のノブ、ボタン、ウィンドウMETER、
サポートMIX1、サポートMIX2 は、シートの構成 部品ではありません。MAINシートを交換する際に は、以下の手順でこれらの部品を取り外してくだ さい。
7-8 [B]の特殊六角ナットを外し、サポート MIX1(上
側)からMAIN3/3 シートを外します。(図 2)
7-9 MAIN1/3シートからノブ(VR)117個を抜き取りま
す。(写真 8)
7-10 MAIN1/3シートからボタンONAssy13個、スリー
ブONボタン13個、ボタン(PFL)15個、ボタン(HPF) 53 個を外します。(図 2)
7-11 [450]のネジ5 本を外し、MAIN1/3シートからサ
ポート MIX2 を外します。(図 2)
16
Selectknob
(ノブ(SELECT))
VolumeknobX117
(ノブ(VR))
Photo.8 (写真8)
Faderknobx16
(ノブ(FADER))
[480C]
[480C]
[480C]: Hexagonal Socket Set Screw 3.0X6 MFZN2BL (V9842300)
(六角穴付きSタイト)
Photo.9 (写真9)
MG16/6FX
7-12 Remove the two (2) screws marked [430]. Twist the
eight (8) hooks of the MIX1 support (upper) to become straight, and the support and two (2) spacer can be removed from the MAIN 1/3 circuit board. (Fig. 2, Photo. 10)
7-13 Remove the scre w marked [440]. Twist the eight (8)
hooks of the MIX1 support (lower) to become straight, and the support and spacer can be removed from the MAIN 1/3 circuit board. (Fig. 2)
7-14 Remove the meter cover from the meter reflector.
(Fig. 2)
SleeveONbuttons
(スリーブONボタン)
PushONbuttons
(ボタンONAss'y)
PushPFLbuttons
(ボタンPFL)
PushHPFbuttons
(ボタンHPF)
MIX2support
(サポートMIX2)
MIX1support(lower)
(サポートMIX1(下側))
PushHPFbuttons
(ボタンHPF)
7-12 サポートMIX1(上側)を固定しているフック8箇所
をまっすぐになるようにひねり、MAIN1/3シート からサポートMIX1(上側)と六角スペーサー2本を 外します。(図 2、写真 10)
7-13 サポートMIX1(下側)を固定しているフック 8 箇所
をまっすぐになるようにひねり、MAIN1/3シート からサポートMIX1(下側)と六角スペーサーを外し ます。(図 2)
7-14 リフレクターMETERからウィンドウMETERを外
します。(図 2)
MIX1support(upper)
(サポートMIX1(上側))
Hooks
(フック)
Hexagonalnut[B]
(特殊六角ナット[B])
Hooks
(フック)
MAIN 3/3
PushPFLbuttons
(ボタンPFL)
[450]
MAIN 1/3
[450]
PushHPFbuttons
(ボタンHPF)
Spacer
(六角スペーサー)
[450]: Bind Head Tapping Screw-S 3.0X6 MFZN2BL (EP630210) [500]: Bind Head Tapping Screw-S 3.0X6 MFZN2BL (EP630210)
(+バインドSタイト) (+バインドSタイト)
Meterreflector Spacer
DSPshield
[500]
(ウィンドウMETER)
(六角スペーサー)
Fig. 2 (図2)
MIX1 support (upper): Hooks
(サポートMIX1(上側):フック)
MAIN 2/3
Metercover
(リフレクターMETER)
(シールドDSP)
Photo.10 (写真10)
MAIN 1/3
17
MG16/6FX

LSI PIN DESCRIPTION

ZFX-2
PIN No.
1 2 3 4 5 6 7 8 9
10
11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52
(XY297A00)
NAME I/O FUNCTION
TDI
I/O I/O I/O I/O I/O I/O
S S
I I
I I I
I S S O
I/O I/O I/O I/O
S S
I/O I/O I/O I/O I/O I/O I/O I/O
S S
I/O I/O I/O I/O
I
I
I
I
I
I
I
I O O O S S
I/O/Z
O/Z
ED2 ED3 ED4 ED5 ED6 ED7 VSS
VDD CLKM0 CLKM1
TMS
TCK
CLKIN
VSS
VDD
CLKO EA12/ED8 EA13/ED9 EA14/ED10 EA15/ED11
VSS
VDD EA16/ED12 EA17/ED13 EA18/ES14 EA19/ED15 EA4/ED16 EA5/ED17 EA6/ED18 EA7/ED19
VSS
VDD EA8/ED20 EA9/ED21 EA10/ED22 EA11/ED23
TEST0 TEST1 TEST2 TEST3
/BIO
/INT1 ARBC1 ARBC2
AX1 AX2 AX3 VSS
VDD HX/SDA /EMPTY
CPU
External Memory and I/O Data Bus
Ground Power Supply Clock Mode
CLKM0 CLKM1
TAP(Test Access Port) Mode Select TAP Data Input TAP Clock Master Clock Ground Power Supply Machine Clock Output
External SRAM and ROM Address Bus/ External DRAM and I/O Data Bus
Ground Power Supply
External SRAM and ROM Address Bus/ External DRAM and I/O Data Bus
External Memory Address Bus/ External I/O Data Bus
Ground Power Supply
External Memory Address Bus/ External I/O Data Bus
Test Mode Control
Separate Control Input Interrupt 1 Audio Data Receive Unit 1 bit Clock Audio Data Receive Unit 2 bit Clock Audio Data Transmitt Unit 1 Data Output Audio Data Transmitt Unit 2 Data Output Audio Data Transmitt Unit 3 Data Output Ground Power Supply Host Interface Data Output/I2C Bus Data CMEM Update Buffer and HR Resistor Empty Flag Output
1
0 0
(LSI端子機能表)
3
6
1 0
PLL BYPASS
0 1
1 1
PIN
NAME I/O FUNCTION
No.
53 54
55
HRBCK/SA0
56
HR/SA1
57
HRS/SA2
58 59
60
HXBCK/SCL
61
HXS/SA3
62
/CS/SA4
63
HBCKS/SA5
64 65 66 67 68 69 70
71 72 73 74 75 76 77 78 79
80
HDIR/SA6
81
SEL5V3V
82 83 84 85 86 87 88
/RAS/SRCS
89
/CAS/SROE
90 91
92 93 94 95 96 97 98 99
100
AXLR2
AR1 AR2
VSS VDD
I2CSEL
VSS
VDD AXBC1 AXBC2 AXLR1
DIVS /LAV /LMV
/DRDY
EMU0 EMU1
TDO
DIV512
ARLR1 ARLR2
/MUTE
/TRST
/RS VSS VDD /IOE
/ROME
/WE EA0 EA1 EA2 EA3 VSS VDD ED0 ED1
I I
I I I I
S S
I I
I I
I S S
I
I
I O
O O
O/Z I/O/Z I/O/Z
O/Z
O
I I I
I I I
I S S O O
O O
O O O O O S S
I/O I/O
Audio Data Transmitt Unit 2/3 Left and Right Channel Frame Frequency Signal Audio Data Receive Unit 1 Data Input Audio Data Receive Unit 2 Data Input Host Interface Receive Clock / I2C Bus Address 0 Host Interface Data Input/ I2C Bus Address 1 Host Interface Receive Data Frame Frequency Signal/ I2C Bus Address 2 Ground Power Supply Host Interface Transmitt Clock/ I2C Bus Clock Host Interface Transmitt Data Frame Frequency Signal/ I2C Bus Address 3 Host Interface Chip Select/ I2C Bus Address 4 HRBCK/HXBCK Active Edge Select/ I2C Bus Address 5 Host Interface Mode Select Ground Power Supply Audio Data Transmitt Unit 1 bit Clock Audio Data Transmitt Unit 2/3 bit Click Audio Data Transmitt Unit 1 Left and Right Channel Frame Frequency Signal Machine Clock Output then 8 min. Ruch ALU Overflow Frag Output Ruch MAC Overflow Frag Output Host Interface Transmitt Data Ready Frag Output Emurator Interrupt 0 Emurator Interrupt 1 TAP(Test Access Port) Data Output Machine Clock then512 min. Audio Data Receive Unit 1 Left and Right Channel Frame Frequency Signal Audio Data Receive Unit 2 Left and Right Channel Frame Frequency Signal Host Interface Data Format Select/ I2C Bus Address 6 Input Level Control Mute Control TAP(Test Access Port) Reset Hardware Reset Ground Power Supply External I/O Enable External DRAM Low Address Strove/External SRAM Chip Select External DRAM Culumn Address Strove/External SRAM Output Enable External ROM Enable External Memory and I/O Wright Enable
External Memory and I/O Address Bus
Ground Power Supply
External Memory and I/O Data Bus
DSP: ICM01
18
MG16/6FX
PIN No.
NAME I/O FUNCTION
PIN No.
NAME I/O FUNCTION
1 2 3 4 5 6 7 8
9 10 11 12 13 14
15 16 17 18 19 20 21 22 23 24 25 26 27 28
VINL Vcc1
AGND1
VREFL
VREFR
VINR CINPR CINNR
CINNL CINPL
VCOM VOUTR AGND2
Vcc2
VOUTL
LRCIN
BCKIN
DIN
DOUT
XTI
XTO
CLKIO
VDD
DGND
FMT2 FMT1 FMT0 RSTB
I
I
O
O
I I I
O
I
O
I/O
I I I I
PCM3001E/2K
(X0053A00)
ADA
ADC Analog Input, Lch ADC Analog Power Supply ADC Analog GND ADC Reference decouple, Lch ADC Reference Decouple, Rch ADC Analog Input, Rch ADC Anti-areasing Filter Capacitor (+), Rch ADC Anti-areasing Filter Capacitor (-), Rch ADC Anti-areasing Filter Capacitior (-), Lch ADC Anti-areasing Filter Capacitor (+), Rch DAC Center Voltage Decouple DAC Analog Output, Rch DAC Analog GND DAC Analog Power Supply
DAC Analog Output, Lch Sampling Clock Input (fs) Bit Clock Input Audio Data Input Audio Data Output Crystal Oscillator Input, External System Clock Input Crystal Oscillator Output Crystal Oscillator Buffer Output, External System Clock Input Digital Power Supply Digital GND Audio Data Format 2 (Pull up to 70k ohm typical) Audio Data Format 1 (Pull up to 70k ohm typical) Audio Data Format 0 (Pull up to 70k ohm typical) Reset Input, Active "L" (Pull up to 70k ohm typical)
DSP: ICM04
PIN No.
NAME I/O FUNCTION
PIN No.
NAME I/O FUNCTION
1 2 3 4 5 6 7 8
9 10 11 12 13 14 15 16 17 18 19 20 21 22
23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
P12/ANI2 P13/ANI3 P14/ANI4 P15/ANI5 P16/ANI6 P17/ANI7 P72/ASCK//SCK2 P71/TxD/SO2
P70/RxD/SI2 P101/TI6/TO6 P100/TI5/TO5
P50 P51 P52 P53 P54 V
SS
P55 P56 P57 P30 P31
NC P32 P33 P34
P35/PCL P36/BUZ
P37 P00
P01/INTP1 P02/INTP2 P03/INTP3
NC
/RESET
IC (VPP)
X2
X1 V
DD
AV
DD
AV
REF
AV
SS
P10/ANI0 P11/ANI1
I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O I/O
I/O I/O I/O I/O I/O
I/O I/O I/O I/O I/O I/O
I I/O I/O I/O
I
I
I I/O
I/O
µ PD78082
(XZ312A00)
MCU
Port 1 / A/D converter analog input
Port 7 / Asynchronous serial interface serial clock input / Serial interface serial clock input/output Port 7 / Asynchronous serial interface serial data output / Serial interface serial data output Port 7 / Asynchronous serial interface serial data input / Serial interface serial data input Port 10 / 8-bit timer (TM6) external counter clock input / 8-bit timer output Port 10 / 8-bit timer (TM5) external counter clock input / 8-bit timer output
Port 5
Ground Port 5
Port 3
Non-connection Port 3 Port 3 / Clock output
Port 3 / Buzzer output Port 3 Port 0
Port 0 / External interrupt input Non-connection
System reset input Internally connected
Main system clock crystal oscillator connection Power supply +5V
A/D converter analog power supply +5V A/D converter reference voltage input A/D converter analog ground
Port 1 / A/D converter analog input
DSP: ICM03
19
MG16/6FX

IC BLOCK DIAGRAM

●
74HCU04DT (XZ110A00)
DSP: ICM05
Hex Inverter
1
1A
2
1Y
3
2A
4
2Y
5
3A
6
3Y
7
Vss
LB1412M (XT547A00)
MAIN 1/3: ICL03, L04
LED Driver
14
VDD
13
6A
12
6Y
11
5A
10
5Y
9
4A
8
4Y
(IC ブロック図)
NJM2068MD-T1 (XJ553A00)
MAIN 1/3: IC102, 103, 202, 302, 303, 402, 502, 503, 602, 702, 703, 802, 902-906, A02-06, B01-05, C01-05, D01-03, E01, F01, G01, G03, J01, K01, K02, L01, L02, L05
NJM4558M (T1) (IG103520)
DSP: ICM06
Dual Operational Amplifier
+-
+V
+DC Voltage
8
Supply Output B
7
Inverting
6
Input B Non-Inverting
5
Input B
Output A
Inverting
Input A
Non-Inverting
Input A
-DC Voltage Supply
1
2
3
4-V
+-
NJM4580ED (XT157A00)
MAIN 1/3: IC101, 201, 301, 401, 501, 601, 701, 801, 901, A01, F02, G02, J02, J03, K07, K08
Dual Operational Amplifier
+-
+V
+DC Voltage
8
Supply Output B
7
Inverting
6
Input B Non-Inverting
5
Input B
1
Output A Inverting
2
Input A
Non-Inverting
Input A
Ground
3
4-V
NJM4556AL
MAIN 1/3: ICL06
+-
(XP844A00)
Dual Operational Amplifier
OUT2
OUT1
VCC
VZ
13
11
10
IN2
9
8
IN1
16
+
-
-
+
7
GND
RESET OSC ILED
14 1512
OSC
­+
­+
­+
­+
­+
­+
­+
R
-
S
Q
+
R
Q
-
S
Q
+
R
Q
-
S
Q
+
R
Q
-
S
Q
+
R
Q
-
S
Q
+
CURENT DRIVER
CURENT DRIVER
+
-
D1
17
18
D2
19
D3 D4
20
21
D5
D6
22 23
D7 D8
2
D9
3
D10
4
D11
5
D12
6
GND
OUT1
OUT2
RESET
1NC
2
D8
3
D9
D10
4
D11
5
D12
6
7
8
IN1
9
10
IN2
11
12
NC
24
D7
23
D6
22
D5
21
D4
20
D3
19
D2
18
17
D1
16
V
CC
15
I
LED
14
OSC
13
V
Z
1A2 3 4 5 6 7 8
OUTA-INA+INA+INB-INBOUT
NJM2060M (TE2) (XM560A00)
MAIN 1/3: ICK03-06
Quad Operational Amplifier
Output 1
1
Inverting
2
Input 1
Non-inverting
+DC Voltage Supply
Non-inverting
Input 1
Input 2
Inverting
Input 2
Output 2
3
4
5
6
7
+
B
-
-V +V
+V
+-
+-
B
+-
GND
+-
14
13
12
11
10
9
8
Output 4 Inverting
Input 4 Non-inverting
Input 4 Ground Non-inverting
Input 3 Inverting
Input 3 Output 3
20
MG16/6FX

CIRCUIT BOARDS

DSP Circuit Board (X3237A0)........................................................ 21
MAIN 1/3 Circuit Board (X3235B0) .......................................... 22/24
MAIN 2/3 Circuit Board (X3235B0) .......................................... 26/27
MAIN 3/3 Circuit Board (X3235B0) ............................................... 27
PS Circuit Board (X3232A0) ......................................................... 28
Note: See parts list for details of circuit board component parts.
注:シートの部品詳細はパーツリストをご参照ください。
DSP Circuit Board
(シート基板図)
to MAIN1/3-CNE01
OPEN
Component side
Pattern side
(部品側)
(パターン側)
21
MG16/6FX
P
MAIN 1/3 Circuit Board
to MAIN2/3-CN102
GAIN
PEAK PEAK PEAK PEAK PEAK PEAK PEAK PEAK PEAK
80
HIGH
to MAIN2/3-CN302
to MAIN2/3-CN502
to MAIN2/3-CN702
A
to MAIN2
HIGH
HI MID
MID
LOW
AUX1
PRE
AUX2
PRE
EFFECT
PAN
ST
PFL
LO MID
PAN/BAL
ON
22
1-2 3-4
Fader
1 2 3 4 5 6 7 8 9/10
A'
MG16/6FX
A
to MAIN2/3-CNA02
to MAIN2/3-CN902
PEAK PEAK
HIGH HIGH HIGH HIGH
HI MID HI MID HI MID HI MID
LO MID
LO MID LO MID LO MID
to MAIN2/3-CND02 to MAIN2/3-CNK02
to MAIN2/3-CNF02 to PS-CN02
to MAIN3/3-CNL02
ST GRAPHIC EQUALIZER
DIGITAL EFFECT
PROGRAM
PARAMETER
AUX1 PRE
AUX2 PRE
125 250 500
GEQ
RETURN SEND
AUX1
AUX2
ST
125 125 125 125
AUX1
AUX2
PHANTOM
+48V
EFFECT
LR
POWER
PEAK
+5 +3 +1 0
-1
-3
-5
-7
-10
-15
-20
to PS-CN03
PAN/BAL PAN/BAL BAL BAL
9/10 11/12 13/14 15/16
A'
ST
2TR IN
1/2/3-4
TO ST
TO ST
EFFECT RTN GROUP 1/2 GROUP 3/4
Component side(部品側)
ST/
GROUP
ST
C-R/
PHONES
2TR IN
23
MG16/6FX
MAIN 1/3 Circuit Board
to DSP-CNM01
B
24
B'
MG16/6FX
B
B'
Pattern side
(パターン側)
25
MG16/6FX
MAIN 2/3 Circuit Board
C
MIC 1
LINE
INSERT I/O
2345678
1
1
2
2
3
3
4
4
5
5
6
6
7
7
to MAIN1/3-CN101 to MAIN1/3-CN301 to MAIN1/3-CN501 to MAIN1/3-CN701
C
1
8 9/10 11/12
GROUP OUT ST OUT
234 R
14/R 16/R
13/L 15/L
R
2TR IN
LL
R
REC OUT
R
L
L
8
8
C'
C-R OUT
8
8
10/R
9/L
(MONO)
12/R
11/L
(MONO)
14/R
13/L
16/R
15/L
RETURN
R
L
(MONO)
AUX2
SEND
AUX1 EFFECT
R
L
to MAIN1/3-CN901 to MAIN1/3-CND01 to MAIN1/3-CNK01
to MAIN1/3-CNA01 to MAIN1/3-CNF01
C'
Component side(部品側)
26
MAIN 2/3 Circuit Board
MG16/6FX
D
D
D'
MAIN 3/3 Circuit Board
Pattern side
D'
(パターン側)
to MAIN 1/3-CNL01
PHONES
Component side(部品側)
Pattern side
(パターン側)
27
MG16/6FX
PS Circuit Board
to MAIN 1/3
-CNJ01
to Power Switch, AC connector
to MAIN 1/3
-CNE02
28
Component side Pattern side
(部品側)
(パターン側)
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