Lexicon mpx200 Schematic

12345678

REVISIONS

+5VD

CHANGED PER DCR 000928-001

SWITCH_ROW0/

[4/D4]

SWITCH_ROW1/

[4/D4]

D

1
2
3

ROW_REG_0/

4

ROW_REG_1/

5

ROW_REG_2/

6

FP_RESET/

7

FRNT_D0

8

FRNT_D1

9

FRNT_D2

10

FRNT_D3

11

FRNT_D4

12

FRNT_D5

13

FRNT_D6

14

FRNT_D7

15
16

J1

*

FRNT_D[7:0]

FRNT_D0
FRNT_D1
FRNT_D2
FRNT_D3
FRNT_D4
FRNT_D5
FRNT_D6
FRNT_D7
ROW_REG_0/
FP_RESET/

Address: 0x4C02

74HC273

3

1D

8Q8D

4 5

2D 2Q

17 16

7D 7Q

7 6

3D 3Q

14

6D1Q6Q

8 9

4D 4Q

13 12

5D 5Q

11

CLK

1

CLR

U4

2
1918

15

R24 270
R20 270
R25 270
R21 270
R26 270
R22 270
R27 270
R23 270

LED_ROW_0/
LED_ROW_1/
LED_ROW_2/
LED_ROW_3/
LED_ROW_4/
LED_ROW_5/
LED_ROW_6/
LED_ROW_7/

LED_ROW_[20:0]/

[2/A7,3/B8,4/A7]

DESCRIPTIONREV

C

DRAFTER

CHECKER

RWH

9/28/00

CAM

10/2/00

Q.C.

AUTH.

CW

10/2/00

JLM

10/3/00

D

C

1 UNLESS OTHERWISE INDICATED, RESISTORS ARE 1/10W

NOTES

Address: 0x4C03

FRNT_D0
FRNT_D1
FRNT_D2
FRNT_D3
FRNT_D4
FRNT_D5
FRNT_D6
FRNT_D7
ROW_REG_1/
FP_RESET/

B

FRNT_D0
FRNT_D1
FRNT_D2
FRNT_D3
FRNT_D4
FRNT_D5
FRNT_D6
FRNT_D7
ROW_REG_2/
FP_RESET/

BYPASS CAPS

+5VD

C2

A

C1 C3

.1/25

C4

.1/25.1/25

.1/25

74HC273

3

1D

8Q8D

4 5

2D 2Q

17 16

7D 7Q

7 6

3D 3Q

14

6D1Q6Q

8 9

4D 4Q

13 12

5D 5Q

11

CLK

1

CLR

Address: 0x4C04

74HC273

3

1D

8Q8D

4 5

2D 2Q

17 16

7D 7Q

7 6

3D 3Q

14

6D1Q6Q

8 9

4D 4Q

13 12

5D 5Q

11

CLK

1

CLR

U3

U2

2
1918

15

2
1918

15

R16 270
R12 270
R17 270
R13 270
R18 270
R14 270
R19 270
R15 270

R9 270
R7 270

R10 270

R8 270

R11 270

74HC04

1213

U1

74HC04

1011

U1

74HC04

89

U1

LED_ROW_8/
LED_ROW_9/
LED_ROW_10/
LED_ROW_11/
LED_ROW_12/
LED_ROW_13/
LED_ROW_14/
LED_ROW_15/

LED_ROW_16/
LED_ROW_17/
LED_ROW_18/
LED_ROW_19/
LED_ROW_20/

COLUMN
DRIVERS

R4

680

R5

680

R6

680

2N4403

Q2

2N4403

Q1

2N4403

Q3

45678

+5VD

R3 R1 R2

1K1K1K

COLUMN_0

COLUMN_1

COLUMN_2

COLUMN_[2:0]

[2/D7,3/C8,4/D7]

3 2

2 UNLESS OTHERWISE INDICATED, RESISTORS ARE 5%
3 UNLESS OTHERWISE INDICATED, CAPACITORS ARE UF/V
4

DIGITAL

GROUND
5 [XX/XX] DENOTES [SHEET NUMBER/SECTOR]
6 LAST REFERENCE DESIGNATORS USED:C4, D43, DSP3, J1, Q3, R29,

SW6, U4.

7 COMPONENTS MARKED WITH ARE NOT ON BOM.

SHEET NUMBER REVISION NUMBER

1 OF 4
2 OF 4
3 OF 4
4 OF 4

GROUND GROUND

*

DOCUMENT CONTROL BLOCK: #060-14669

1
1
1

CHASSISANALOG

TITLE
ROW/COLUMN DRIVERS1
LEDS
SEVEN SEGMENT DISPLAYS
BUTTONS

SPARES

74HC04

65

NC

U1

74HC04

43

NC

U1

74HC04

21

NC

U1

CONTRACT
NO.

DRAWN
CHECKED
Q.C.
ISSUED

exicon

DATEAPPROVALS

8/15/00RWH

CAM 9/28/00

9/28/00CW

JV 9/28/00

3 OAK PARK
BEDFORD, MA 01730

TITLE

SCHEM,FP BD,MPX200

ROW/COLUMN DRIVERS

SIZE

B

FILE NAME

14669-1 11

NUMBERCODE

.

060-14669

SHEET

1

POWER
GROUND

OF

REV

B

A

1
4

10-18-2000_10:55

12345678

REVISIONS

DESCRIPTIONREV

CHANGED PER DCR 000928-001

DRAFTER

CHECKER

RWH

9/28/00

CAM

10/2/00

Q.C.

AUTH.

CW

10/2/00

JLM

10/3/00

D

[1/A3,3/C8,4/D7]

C

COLUMN_[2:0]

LEVEL METER LEDS

LED_ROW_16/ LED_ROW_8/

LED_ROW_17/

LED_ROW_13/

LED_ROW_19/

LED_ROW_12/

LED_ROW_6/

L_CLIP

RED RED

GRN

L_SIGNAL

COLUMN_1

COLUMN_2

LED_ROW_5/

D3

D4

RED

GRN

R_CLIP

R_SIGNAL

COLUMN_0

COLUMN_1

LED_ROW_10/

LED_ROW_11/

D6

GRN

L_MID

COLUMN_0

LED_ROW_4/

D2

GRN

R_MID

COLUMN_1

LED_ROW_13/

D5

LED_ROW_3/

LED_ROW_15/

LED_ROW_8/

EFFECTS LEDS

D11D1

COMPRESSOR

GRN

CHAMBER

D12

GRN

GATE

D13

GRN

ECHO/DELAY

D14

GRN

PLATE

D15

GRN

ROOM

D16

GRN

FLANGE

D17

GRN

ROTRY/TRMLO

D18

GRN

HALL

COLUMN_0

COLUMN_0

COLUMN_2

COLUMN_0

COLUMN_0

COLUMN_2

COLUMN_1

COLUMN_1

COLUMN_2

LED_ROW_4/

LED_ROW_7/

LED_ROW_6/

LED_ROW_9/

LED_ROW_14/

LED_ROW_1/

LED_ROW_2/

LED_ROW_15/

EDIT LEDS

GRN

D27

GRN

D28

GRN

D29

GRN

D30

D31

RED

D32

RED

D33

RED

D34

RED

MIX

ADJUST

EQ

LVL/BAL

RATIO

THRESHOLD

ATTACK

RELEASE

D

COLUMN_1

COLUMN_2

COLUMN_0

COLUMN_2

C

COLUMN_2

COLUMN_0

COLUMN_1

COLUMN_2

D19

GRN

B

LED_ROW_9/

AMBIENCE

COLUMN_0

B

D20

GRN

LED_ROW_0/

CHORUS

COLUMN_1

D21

GRN

LED_ROW_11/

COMPRESSOR METER LEDS

YEL

LED_ROW_14/

LED_ROW_18/

LED_ROW_19/

A

LED_ROW_20/

[1/C3,3/B8,4/A7]

LED_ROW_[20:0]/

THRESHOLD

D7

D8

-3

RED

D9

-10

RED

D10

-20

RED

COLUMN_1

COLUMN_1

COLUMN_2

COLUMN_2

PITCH/DETUNE

D22

COLUMN_2

45678

LED_ROW_0/

LED_ROW_1/

LED_ROW_2/

LED_ROW_3/

ROUTING LEDS

GRN

DUAL_STEREO

D23

GRN

CASCADE

D24

GRN

MONO_SPLIT

D25

GRN

DUAL_MONO

D26

COLUMN_0

COLUMN_1

COLUMN_0

CONTRACT
NO.

COLUMN_0

DRAWN
CHECKED
Q.C.
ISSUED

3 2

exicon

DATEAPPROVALS

8/15/00RWH

CAM 9/28/00

9/28/00CW

JV 9/28/00

3 OAK PARK
BEDFORD, MA 01730

TITLE

SCHEM,FP BD,MPX200

SIZE

B

FILE NAME

.

LEDS

NUMBERCODE

060-14669

SHEET

1

A

REV

1
4

214669-1 2

OF

10-11-2000_10:24