H:\ECB62\102954-1.SCH 21-May-1999
102954-4.SCH
102954-7.SCH
10295410.SCH
PORT 3: AUX 1-R
PORT 6: PHONE-R
MASTER PROCESSOR
PORT 1: ROOM/PROG
102954-2.SCH
PORT 2: CODEC-R
102954-3.SCH
PORT 5: VCR-R
102954-6.SCH
PORT 4: AUX 2-R
102954-5.SCH
IO SIGNAL & CLIP
102954-8.SCH
AVG AMPS P1-P6
102954-9.SCH
SHEET 2
SHEET 2
SHEET 2
MIX 2 IN
10
9
GND
EXP MIXER 2 IN
SHEET 2
MIX 1 IN
11
12
J1A
GND
EXP MIXER 1 IN
SHEET 2
SHEET 2
MIX 6 IN
MIX 5 IN
MIX 4 IN
SHEET 10
SHEET 10
TXD1
RXD1
L26
L27
EG
EG
220pF
.
220pF
.
SHEET 10
SHEET 10
TXD0
RXD0
L29
L28
EG
EG
220pF
.
220pF
.
EG
12P EURO
2
GND
EXP MIXER 6 IN
3
415
GND
EXP MIXER 5 IN
AG
6
GND
EXP MIXER 4 IN
MIX 3 IN
7
8
GND
EXP MIXER 3 IN
POWER SUPPLY
10295412.SCH
10295411.SCH
PORT DECODERS: P1-P6
EXPANSION
ECS
RJ-12
4
EG
L24 220pF
L25 220pF
.
EG
EG
/EXP_BUSY SHEET 10
EXP-NET -
SHEET 10
.
EXP-NET +
SHEET 10
IN
123
23456
EG
EG
DB9 FEM
J7
1
C74
0.1
100
EG +5
EG
R143
/PROG_SIG SHEET 10
10
100pF
0
C75
100
162738495
R142
/MIC_SIG SHEET 10
EG
DB9 MALE
J5
OUT
RW-232 CONTROL
SHEET 7
PO 6-R +
EG
12P EURO
PORT 6 OUT
+
SHEET 7
PO 6-R -
2
-
162738495
J6
10
0
SHEET 6
SHEET 6
PO 5-R +
PO 5-R -
3
415
PORT 5 OUT
GND
+
-
EG
15P EURO
6
GND
SHEET 7
PI 6-R +
+
SHEET 5
PO 4-R +
7
+
SHEET 7
PI 6-R -
2
PORT 6 IN
-
SHEET 5
PO 4-R -
8
PORT 4 OUT
-
GND
GND
SHEET 6
SHEET 6
PI 5-R +
PI 5-R -
3
415
PORT 5 IN
+
-
SHEET 4
SHEET 4
PO 3-R +
PO 3-R -
10
11
9
PORT 3 OUT
+
-
GND
GND
SHEET 5
SHEET 5
PI 4-R +
PI 4-R -
7
8
6
PORT 4 IN
+
-
SHEET 3
PO 2-R +
12
J4A
EURO 8-POS
PORT 2 OUT
+
9
GND
SHEET 3
PO 2-R -
2
-
SHEET 4
PI 3-R +
10
+
3
GND
PORT 3 IN
SHEET 4
PI 3-R -
11
-
PROG MONOSHEET 2
AG
415
PROGRAM MONO
GND
GND
SHEET 3
SHEET 3
PI 2-R +
PI 2-R -
12
13
14
15
J2A
PORT 2 IN
GND
+
-
SHEET 2
SHEET 2
PO 1-R +
PO 1-R -
786
J3
PORT 1 OUT
GND
+
-
SHEET 11
ACTION:
NO CHANGE TO THIS SHEET
DERIVED FROM 102756,
MS EMS
SKH 18MAY99
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
1 12
CONNECTOR SHEET ECB 62
of
SHEET 11
SHEET 11
V DATA OUT VOL CLK
VOL L/S
P4 OF P6
STEREO EXPANSION DATA
DG
39 40
40P HDR
DG
102954
P5 OF P6
P5 OF P5 SHEET 6&11
SHEET 11
SHEET 11
SHEET 11V DATA IN
37 38
SHEET 11
P2 OF P6
33 34
35 36
P3 OF P6
SHEET 11
SHEET 11
P6 OF P5 P1 OF P6
29 30
31 32
SHEET 11
SHEET 11
P3 OF P5
25 26
27 28
P4 OF P5
SHEET 11
SHEET 11
P1 OF P5
21 22
23 24
P2 OF P5
SHEET 11
SHEET 11
P5 OF P4
17 18
19 20
P6 OF P4
SHEET 11
SHEET 11
P2 OF P4
13 14
15 16
P3 OF P4
SHEET 11
SHEET 11
P6 OF P3 P1 OF P4
11 12
9 10
SHEET 11
SHEET 11
P4 OF P3
5 6
7 8
P5 OF P3
SHEET 11
SHEET 11
P1 OF P3
1 2
3 4
P2 OF P3
SHEET 11
SHEET 11
P5 OF P2
J10
P6 OF P2
SHEET 11
SHEET 11
SHEET 11
P3 OF P2
P6 OF P1 P1 OF P2
P4 OF P2
SHEET 11
SHEET 11
SHEET 11
SHEET 11
P2 OF P1
P4 OF P1
P3 OF P1
P5 OF P1
SHEET 11
SHEET 11
SHEET 5
SHEET 6
SHEET 7
MONO 4-R
MONO 5-R
MONO 6-R
STEREO EXPANSION AUDIO
AG
24P HDR
15 16
17 18
19 20
21 22
23 24
-12
-7
SHEET 4
MONO 3-R
11 12
13 14
+7
SHEET 3
MONO 2-R
7 8
9 10
+12
SHEET 2
PORT 1
3 4
5 6
SHEET 2
PROG-L
1 2
J9
10P HDR
MONO 2-L
SHEET 3
MONO 3-L
MONO 4-L
MONO 5-L
SHEET 4
SHEET 5
SHEET 6
.
W1A
MONO 6-L
SHEET 7
MONO JUMPERS
H:\ECB62\102954-2.SCH 21-May-1999
SHEET 1
J1-3
J1-1
MIX 6 IN
EG
C1
100pF
EG
C2
100pF
EG
C3
100pF
EG
C4
100pF
MS EMS
CHECKED BY:DRAWN BY:
SKH 18MAY99
ACTION:
Z20 & Z21 WERE TL074
DERIVED FROM 102756,
EG
100pF
EG
100pF
R21
10k
C5
C6
AG
3
2
Z9A
8
4
+7
-7
4580
1
C10
1.0
4 6
AG
LM1973N
SG
5
3
2
Z20A
411
4574
+7
-7
1
PORT 1
SHEET 3,4,5,6,7,9
J9-3
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
2 12
PORT 1 : ROOM/PROG ECB 62
of
102954
SHEET 1
MIX 5 IN
10k SIP
22.1k
Z24A
SHEET 11
DG212
23456
Z35B
RN3
P2 OF P1
1
SHEET 3
PORT 2-R
DG212
32
P. NOISESHEET 3,4,5,6,7&8
Z35A
R76
10k
16
SHEET 4
PORT 3-R
1415
1
5
6
Z9B
100pF
C35
R25
10k
7
C37
4 6
LM1973N
Z26A
3
2
Z21A
411
4574
+7
1
R36
10k
3
2
100pF
C41
R28
17.8k
Z14A
411
+12
1
4
IN
+12
6
7
8
+
L12
220pF
.
J3-7
PO 1-R -
SHEET 1
AG
5
6
Z15B
4574
7
9
SHEET 5
PORT 4-R
DG212
1110
SHEET 11
P3 OF P1
Z35C
J1-5
SHEET 1
MIX 4 IN
J1-7
SHEET 1
MIX 3 IN
J1-9
MIX 2 INSHEET 1
J1-11
MIX 1 INSHEET 1
SHEET 1
J9-1
PROG-LSTEREO EXP.
SHEET 11
P6 OF P1
1
SHEET 7
PORT 6-R
DG212
32
Z44A
SHEET 11
P5 OF P1
8
SHEET 6
PORT 5-R
DG212
67
SHEET 11
P4 OF P1
Z35D
10k SIP
23456
RN1
1
AG
4580
100pF
C12
R20
1.0
AG
SG
5
-7
R57
9
Z15C
8
PROG
SHEET 8,9
26.7k
R139
AG
10k
100pF
R64
C70
AG
4574
-12
AG
3
G
5
-12
Z1 SSM-2142
2
1
-
EG
EG
L13
220pF
.
PO 1-R +
PROGRAM R
SHEET 1
J3-6
IN 1 LEVEL SHEET 8
R61
10k
R12
301
PROG MONO
PROGRAM MONO
SHEET 1
J3-4
10k
10
4574
H:\ECB62\102954-3.SCH 21-May-1999
J2-13
SHEET 1
PI 2-R +
CODEC - R
J2-14
PI 2-R -SHEET 1
SHEET 11
P6 OF P2
SHEET 7
PORT 6-R
SHEET 11
P5 OF P2
SHEET 6
PORT 5-R
SHEET 11
P4 OF P2
SHEET 5
PORT 4-R
SHEET 11
P3 OF P2
SHEET 4
PORT 3-R
SHEET 11
P1 OF P2
SHEET 2
PORT 1
SHEET 2,4,5,6,7&8
SHEET 1
J9-5
STEREO EXP.
MONO 2-L
P. NOISE
220pF
EG
10k
ACTION:
DERIVED FROM 102756,
Z20 & Z21 WERE TL074
MS EMS
SKH 18MAY99
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
3 12
PORT 2 : CODEC - R ECB 62
of
220pF
.
AG
L3
R7
AG
AG
4574
SG
1
EG
10k
3
Z11A
-7
4574
1
R22
4.42k
5
6
Z11B
7
C160
1.0
2 20
5
Z20B
4574
7
PORT 2-R
SHEET 2,4,5,6,7,9
.
L2
R1
2
4.42k
411
+7
4.42k
9.53k
LM1973N
Z24B
6
R41
R40
R13
123
Pad
IN 2 LEVEL SHEET 8
S7
10 dB
220pF
Z36A
Z36B
10k SIP
DG212
16
1415
23456
RN4
Z36C
Z36D
Z44C
DG212
9
1110
DG212
8
67
DG212
9
1110
DG212
1
32
R112
10k
1
C61
STEREO EXP.
MONO 2-R
SHEET 1,8
J9-7
AG
3
2
C46
100pF
R32
10k
Z16A
411
+7
-7
4574
1
C67
1.0
2 20
LM1973N
AG
1
G
2
1
-
SG
4574
10k
5
Z14B
4574
3
IN
Z2
8
SSM-2142
EG
5
Z21B
7
4
7
+
220pF
6
7
R66
6
6
L14
.
PO 2-R -
Z26B
17.8k
+12
R65
10k
100pF
C64
R62
AG
AG
5
-12
EG
L15
.
220pF
PO 2-R +
CODEC - R
SHEET 1
SHEET 1
J2-1
J2-4
102954
H:\ECB62\102954-4.SCH 21-May-1999
EG
ACTION:
MS EMS
DERIVED FROM 102756,
Z20 & Z21 WERE TL074
SKH 18MAY99
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
4 12
PORT 3 : AUX 1 - R ECB 62
of
J2-10
220pF
10k
SHEET 1
PI 3-R +
.
L5
R8
AG
AG
AG
1.0
17
SG
AUX 1 - R
4574
SHEET 1
J2-11
PI 3-R -
.
EG
L4
220pF
R2
10k
12
13
Z11D
4574
14
R67
4.42k
4.42k
10
9
Z11C
9.53k
8
C161
18 16
LM1973N
Z24C
10
9
Z20C
4574
8
PORT 3-R
SHEET 2,3,5,6,7,9
4.42k
R80
R79
R14
123
10 dB
Pad
IN 3 LEVEL SHEET 8
SHEET 2,3,5,6,7&8
SHEET 11
P6 OF P3
8
SHEET 7
PORT 6-R
DG212
67
Z44D
SHEET 11
P5 OF P3
8
SHEET 6
PORT 5-R
DG212
67
Z37D
SHEET 11
P4 OF P3
9
SHEET 5
PORT 4-R
DG212
1110
Z37C
SHEET 11
P2 OF P3
16
10k SIP
SHEET 3
PORT 2-R
DG212
1415
23456
Z37B
RN5
SHEET 11
P1 OF P3
1
SHEET 2
PORT 1
DG212
32
Z37A
P. NOISE
10k
J9-9
STEREO EXP.
R6
SHEET 1
MONO 3-L
1
220pF
C90
S3
AG
5
6
Z16B
100pF
C81
R74
10k
4574
7
C94
1.0
18 16
LM1973N
17
SG
AG
4574
3
G
Z3 SSM-2142
2
1
-
EG
AUX 1 - R
Z26C
10
9
Z21C
4574
8
R56
10k
10
Z14C
R60
10k
9
100pF
C69
R63
17.8k
8
4
IN
+12
6
7
8
+
220pF
L16
.
PORT 3 - ANTIVOX
PO 3-R -
J4-11
SHEET 1
SHEET 9
STEREO EXP.
MONO 3-R
SHEET 1,8
J9-11
AG
AG
5
-12
220pF
EG
L17
.
PO 3-R +
SHEET 1
J4-10
102954
H:\ECB62\102954-5.SCH 21-May-1999
AUX 2 - R
SHEET 1
J2-7
EG
220pF
10k
PI 4-R +
.
L7
R9
AG
AG
4574
J2-8
PI 4-R -SHEET 1
.
EG
L6
220pF
10k
R3
3
2
Z12A
R15
4.42k
411
+7
-7
4574
1
R23
4.42k
220pF
R44
4.42k
5
Z12B
7
S5
6
123
10 dB
R43
9.53k
Pad
SHEET 11
P6 OF P4
1
C62
SHEET 7
PORT 6-R
DG212
32
Z45A
SHEET 11
P5 OF P4
8
SHEET 6
PORT 5-R
DG212
67
Z38D
SHEET 11
P3 OF P4
9
SHEET 4
PORT 3-R
DG212
1110
Z38C
SHEET 11
P2 OF P4
10k SIP
AG
4574
1.0
16
10
Z16C
8
C66
4 6
AG
SG
5
SHEET 3
PORT 2-R
1415
1
9
LM1973N
DG212
23456
10k
Z27A
Z38B
RN6
SHEET 11
SHEET 2
P1 OF P4
PORT 1
1
32
100pF
C47
R33
P. NOISESHEET 2,3,4,6,7&8
Z38A
DG212
10k
STEREO EXP.
R81
SHEET 1
J9-13
MONO 4-L
1.0
AG
SG
5
ACTION:
MS EMS
DERIVED FROM 102756,
Z20 & Z21 WERE TL074
SKH 18MAY99
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
5 12
PORT 4 : AUX 2 - R ECB 62
of
102954
C162
4 6
LM1973N
Z25A
12
13
Z20D
4574
14
PORT 4-R
SHEET 2,3,4,6,7,9
IN 4 LEVEL SHEET 8
MONO 4-R
STEREO EXP.
J9:15
SHEET 1,8
12
13
Z21D
4574
14
R48
10k
10k
R37
AG
12
13
100pF
C42
R29
17.8k
Z14D
4574
14
AG
4
3
G
IN
+12
6
5
-12
Z4 SSM-2142
7
2
8
1
+
-
220pF
220pF
EG
EG
PO 4-R +
SHEET 1
J4-7
L18
L19
.
.
PO 4-R -
AUX 2-R
SHEET 1
J4-8
H:\ECB62\102954-6.SCH 21-May-1999
J2-4
SHEET 1
PI 5-R +
VCR - R
J2-5
PI 5-R -SHEET 1
P5 OF P5SHEET 11
SHEET 11
P6 OF P5
SHEET 7
PORT 6-R
SHEET 11
P4 OF P5
SHEET 5
PORT 4-R
SHEET 11
P3 OF P5
SHEET 4
PORT 3-R
SHEET 11
P2 OF P5
SHEET 3
PORT 2-R
SHEET 11
P1 OF P5
SHEET 2
PORT 1
SHEET 1
J9-17
MONO 5-L
STEREO EXP.
P. NOISESHEET 2,3,4,5,7&8
.
EG
L9
220pF
R10
10k
AG
AG
4574
AG
SG
1
ACTION:
DERIVED FROM 102756,
Z22 WAS TL074
SKH 18MAY99
CHECKED BY:DRAWN BY:
EMSMS
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
6 12
PORT 5 : VCR - R ECB 62
of
EG
220pF
10k
12
Z12D
4574
14
R68
4.42k
10
9
Z12C
8
C163
1.0
2 20
10
Z22C
4574
8
PORT 5-R
SHEET 2,3,4,5,7,9
.
L8
R4
13
4.42k
4.42k
9.53k
LM1973N
Z25B
9
R83
R82
R16
123
Pad
S4
10 dB
220pF
C91
IN 5 LEVEL SHEET 8
Z39A
Z39B
10k SIP
DG212
16
1415
23456
RN7
Z39C
Z39D
Z45B
DG212
16
1415
DG212
8
67
DG212
9
1110
DG212
1
32
R45
10k
1
AG
12
AG
AG
.
PO 5-R +
SHEET 1
13
Z16D
100pF
C82
R75
10k
4574
14
C95
1.0
2 20
LM1973N
Z27B
SG
1
3
2
Z22A
411
4574
+7
-7
1
R38
R49
10k
10k
AG
3
2
100pF
5
4574
-12
G
2
1
-
Z15A
1
4
3
IN
Z5
7
8
+
SSM-2142
6
C43
R30
17.8k
411
+12
+12
220pF
EG
L20
L21
.
PO 5-R -
VCR-R
SHEET 1
J4-5
R42
10k
6 7
DG212
Z45D
8
-12
220pF
STEREO EXP.
MONO 5-R
EG
SHEET 1,8
J9-19
J4-4
102954
H:\ECB62\102954-7.SCH 21-May-1999
SHEET 1
PHONE - R
PI 6-R +
.
L11
R11
J2-2
PI 6-R -SHEET 1
.
L10
EG
220pF
R5
10k
AG
3
2
Z13A
TL074
-7
1
R24
4.42k
AG
5
6
Z13B
4574
7
411
+7
4.42k
9.53k
4.42k
R47
R46
R17
S6
123
10 dB
Pad
AG
220pF
4574
C63
10
9
Z13C
8
J2-2
EG
220pF
10k
SHEET 11
P5 OF P6
9
SHEET 6
PORT 5-R
DG212
1110
Z45C
SHEET 11
P4 OF P6
8
SHEET 5
PORT 4-R
DG212
67
Z40D
SHEET 11
P3 OF P6
9
SHEET 4
PORT 3-R
DG212
1110
Z40C
SHEET 11
P2 OF P6
10k SIP
AG
4574
1.0
12
16
Z13D
14
C68
18 16
17
AG
SG
SHEET 3
PORT 2-R
1415
1
13
10k
LM1973N
DG212
23456
Z27C
Z40B
RN8
SHEET 11
SHEET 2
P1 OF P6
PORT 1
1
32
100pF
C48
R34
P. NOISESHEET 2,3,4,5,6&8
Z40A
DG212
R111
10k
SHEET 1
J9-21
MONO 6-L
STEREO EXP.
C164
1.0
18 16
LM1973N
Z25C
17
AG
SG
MS EMS
CHECKED BY:DRAWN BY:
ACTION:
DERIVED FROM 102756,
Z13 & Z22 WERE TL074
SKH 18MAY99
4574
12
13
Z22D
14
PORT 6-R
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
7 12
PORT 6 : PHONE - R ECB 62
of
SHEET 2,3,4,5,6,9
102954
IN 6 LEVEL SHEET 8
STEREO EXP.
MONO 6-R
SHEET 1,8
J9-23
5
6
Z22B
4574
7
R50
10k
R39
10k
AG
12
13
100pF
C44
R31
17.8k
Z15D
4574
14
AG
4
3
G
IN
+12
6
5
-12
Z6
7
2
8
1
+
ÂSSM-2142
220pF
220pF
EG
EG
PO 6-R +
SHEET 1
J4-1
L23
.
PHONE - R
PO 6-R -
SHEET 1
J4-2
L22
.
H:\ECB62\102954-8.SCH 21-May-1999
1
2
AG
R85
10k
CD4070
Z47A
147
0.1
AG
3
5
6
Z47B
CD4070
4
C115
120pF
R90
10k
8
9
Z47C
CD4070
10
ACTION:
ADDED R144,R145,Q4 &Q5, MOVED Z44B
R26 WAS 33.2k, +12 WERE +5, Z13 WAS TL074,
DERIVED FROM 102756, R101 WAS 1k,
MS EMS
SKH 18MAY99
CHECKED BY:DRAWN BY:
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
8 12
IO SIGNAL & CLIP ECB 62
of
102954
+12
C98
CD4070
SHEET 11
NOISE
R145
10k
2
AG
Q4
MPS-A14
AG
14
6
3
D24D35D11D4
CLK
Q4'
Q4
8
9Q310Q211
D33
VDD
VSS
Q2'
Q1
13
12
7
AG
CD4006
12
13
Z47D
4148
11
14
6
3
D24D35D11D4
CLK
Q4'
Q4
8
9Q310Q211
VDD
VSS
Q2'
Q1
13
12
7
CD4006
R144
10k
+12
2
31
Q5
SHEET 2
SHEET 3
SHEET 4
SHEET 5
SHEET 6
SHEET 2
PROG
SHEET 7
SHEET 6
MONO 5-R
MONO 6-R
SHEET 4
SHEET 5
MONO 3-R
MONO 4-R
SHEET 3
MONO 2-R
SHEET 7
IN 6 LEVEL
IN 4 LEVEL
IN 5 LEVEL
IN 2 LEVEL
IN 3 LEVEL
IN 1 LEVEL
10k
31
MPS-A14
R101
+12
Z17
C121
1/35
+
C97
0.1
23456
10k SIP
R110
10k
R91
D34
4148
10k
AG
+12
Z51
C153
0.1
4580
RN2
R114
10k
1
AG
3
5
6
R116
10k
Z46B
7
C166
0.1
4580
2
Z46A
R115
10k
8
4
+7
-7
1
C165
0.1
10k SIP
23456
RN9
1
AG
R118
R113
100k
R136
80.6k
AG
R134
30.1k
C52
0.1
R18
10k
C167
0.027
R135
3.01k
C53
0.01
C168
.0056
C169
0.1
R137
2.2M
5% CF
R35
10k
R26
10k
16
TL072
AG
3
5
6
Z52B
7
DG212
Z44B
Z52A
4
TL072
-7
1415
AG
2
+7
8
C170
0.1
1
.056V
R125
75
8
Z49C
LM339
14
G
D22
R132
511
AG
R122
6.04k
9
SIGNAL OUT
LM339
D23
1k
4.7V
+7
R120
3.32k
11
10
Z49D
13
CLIP OUT
R
R133
100k
C159
+
.056V
R119
75
4
Z49A
LM339
R117
75
2
G
D20
-7
R130
511
AG
1/35
AG
4.7V
R121
6.04k
5
6
Z49B
312
LM339
+7
D21
1k
+7
R124
3.32k
7
1
R
R131
AG
P. NOISE
SHEET 2,3,4,5,6&7
P. NOISE
H:\ECB62\102954-9.SCH 21-May-1999
SHEET 5
PORT 4-R
C80
0.047
R78
10k
AG
12
13
Z28D
4148
R71
68.1k
D6
4574
14
4148
D4
R69
100
3.3/16
C71
AG
+
ADC3
SHEET 10
SHEET 4
PORT 3-R
0.047
C92
R88
10k
AG
10
9
Z28C
4148
R92
68.1k
D8
4574
8
4148
D10
R94
100
3.3/16
C111
AG
+
ADC2
SHEET 10
SHEET 3
PORT 2-R
0.047
C93
R89
10k
AG
5
6
Z28B
4148
R93
68.1k
D9
4574
7
4148
D11
R95
100
3.3/16
C109
AG
+
ADC1
SHEET 10
SHEET 2
PORT 1
0.047
C84
R84
10k
AG
3
2
Z28A
411
4148
R73
68.1k
D7
+7
-7
4574
1
4148
D5
R70
100
3.3/16
C76
AG
+
ADC0
SHEET 10
ACTION:
NO CHANGE TO THIS SHEET
DERIVED FROM 102756,
SKH 18MAY99
CHECKED BY:DRAWN BY:
EMSMS
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
9 12
AVG AMPS P1-P6 ECB 62
of
AG
12
4574
4148
100
3.3/16
C154
AG
+
102954
SHEET 4
PORT 3 - ANTIVOX
C116
0.047
R102
12.4k
13
Z32D
4148
14
D13
R97
ADC7
SHEET 10
SHEET 2
PROG
C120
0.027
R103
24.9k
AG
10
9
Z32C
3.3/16
C140
4148
+
4574
100
ADC6
SHEET 10
4148
R106
47.5k
D16
8
D17
R108
R99
47.5k
D15
AG
SHEET 7
PORT 6-R
0.047
C122
R105
10k
AG
5
6
Z32B
4148
R107
68.1k
D18
4574
7
4148
D19
R109
100
3.3/16
C125
AG
+
ADC5
SHEET 10
SHEET 6
PORT 5-R
0.047
C114
R100
10k
AG
3
2
Z32A
411
4148
R98
68.1k
D14
+7
-7
4574
1
4148
D12
R96
100
3.3/16
C110
AG
+
ADC4
SHEET 10
H:\ECB62\10295410.SCH 21-May-1999
DG
74HC08
SHEET 1
J5-3
13
12
Z8D
11
J6-2
RXD0
RXD1
+5
470
RN10
DG
L1L2L3L4L5L6L7
+5
PORT STEP
S2A
R52
10k
21
1
2
4
5
MS
SKH 18MAY99
CHECKED BY:DRAWN BY:
74HC08
22.1k
ACTION:
DG
NO CHANGE TO THIS SHEET
DERIVED FROM 102756,
Z8B
6
R27
2
MPS-A14
Q1
DG
31
74HC08
+5
Z8A
147
3
+5
R19
10k
EMS
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
10 12
MASTER PROCESSOR ECB 62
of
102954
TXD1
J5-2
TXD0
SHEET 1
J6-3
/EXP_BUSY SHEET 1
VOL CTRL
SHEET 1,11
DG
L DATA
SHEET 11
RS-232
15
EG
14
GND
R1OUT12R2OUT
T1IN
11
74HC08
SN75176B
1.33k
9
10
Z8C
8
1
R
R147
1/35
+
T2IN
C2-
5
10
1/35
+
9
4
A6B
7
EXP-NET +
EXP-NET -
SHEET 1
J7-3
J7-2
C38
DE3RE2D
C8
DG
1.33k
301
C2+
R146
ADC3
ADC2
/MIC_SIG
ADC1
SHEET 1
/EXP_BUSY
SHEET 9
ADC0
1/35
VCC
Y
R
.65.43.
2Y 1R
C11
+
Z10
V+2C+1C-3T2OUT7R2IN8R1IN13T1OUT
+5
16
+6dB
.
D27
5G
109.87.65.43.21
21Y
-9dB
-6dB
-3dB
0dB
-12dB
-15dB
-18dB
D26
ADC7
ADC6
ADC5
ADC4
V-
6
4
1/35
C36
+
DG
R53
100
10/50
C60
DG
+
+5
2
Z50
34064
IN
DG
3
GND
RST
1
LATCH DATA
+5
VCC
GND
EXPCOM
DG
80C537-N
VSS
6037
VSS
83
VSS
DG
/RD
/WR
8
Z7
5
+5
77
V DATA IN
DG
RO
V DATA OUT
/VOL L/S
R140
7.5k
74HC04
P3.7 /RD
P6.2/TxD1
P6.373P6.474P6.575P6.676P6.7
72
/VOL CLK
A15
1 2
147
P3.4 T025P3.5 T126P3.6 /WR
P6.0/ADST
P6.1/RxD1
70
71
AG
Z43A
S2S1S0
27
28
82
23
24
P3.1 TxD0
P3.2 /INT0
P3.3 /INT1
PSEN
ALE
49
PSEN
R51
20
C51
0.1
+5
21
22
P3.0 RxD0
VGND
VREF
12
50
ALE
4.75k
11
DG
EA
OWE
R55
10
51
RESET
PE/SWD
4
69
22pF
DG
AG
XTAL2
40
0.1
+5
9
C108
C50
Y1
11.059
22pF
DG
LATCH 6
100
LATCH 5
XTAL1
39
+5
LATCH 1
LATCH 2
LATCH 3
LATCH 4
61
1
P4.0 /ADST
P4.12P4.23P4.35P4.46P4.57P4.68P4.7
A03 P0.3
A04 P0.456A02 P0.2
A05 P0.557A01 P0.1
A06 P0.658A00 P0.0
A07 P0.7
55
59
C107
D7
D0D1D2D3D4D5D6
9
R59
74HC573
12
A0A1A2A3A4A5A6
54
53
52
D0D1D2D3D4D5D6
13
P5.068P5.167P5.266P5.365P5.464P5.563P5.662P5.7
A11 P2.3
A12 P2.445A10 P2.2
A13 P2.546A09 P2.1
A14 P2.647A08 P2.0
A15 P2.7
44
43
42
48
A09
A10
A11
A12
A13
A14
A15
RW 232 ADDRESS
DG
ALE
D7
EG
Z48
OC1C111D22D33D44D55D66D77D88D
GND10VCC
1Q192Q183Q174Q165Q156Q147Q138Q
20
+5
A7
41
A08
8P SW
81
Z23
P7.020P7.119P7.218P7.317P7.416P7.515P7.614P7.7
P8.078P8.179P8.280P8.3
38
+5
VCC
84
VCC
P1.036P1.135P1.234P1.333P1.432P1.531P1.630P1.7
29
SW3
SW4
SW5
SW6
SW7
PGS
A0
SW8
9
8
SW8
MSB
SW3
SW4
SW5
SW6
SW7
16151413121110
1234567
S1A
DG
R138
/RESET
SHEET 11
27C256-15
VPP
+5
M48Z35Y
1
A15
CE20OE22WE
DG
PSEN
/RD
+5
D7
19
28
14
VCC
GND
A1021A1123A122A1326A14
24
27CE20OE22
A14
A14
/WR
27
1
A7
A08
A09
A10
A11
A12
A13
A7
A08
A09
A10
A11
A12
A13
2
A1326A14
D0D1D2D3D4D5D6
Z31
D011D112D213D315D416D517D618D7
A010A19A28A37A46A55A64A73A825A9
A0A1A2A3A4A5A6
A0A1A2A3A4A5A6
Z41
A010A19A28A37A46A55A64A73A825A924A1021A1123A12
PGS
R141
22.1k
2
DG
31
MPS-A14
Q3
+5
10k
R104
/PROG_SIG SHEET 1,11
VCC
GND
28
14
DG
5817
D32
+5
D011D112D213D315D416D517D618D7
19
D7
D0D1D2D3D4D5D6
H:\ECB62\10295411.SCH 21-May-1999
74HC04
SHEET 10
/RESET
11
9
Z26D
LM1973N
CLK
DI
10
L/S
0
12
SHEET 10
74HC04
/VOL L/S
5 6
Z43C
74HC04
SHEET 10
L DATA
/VOL CLK
3 4
Z43B
VOL CTRL
11
9
Z27D
LM1973N
CLK
DI
10
+5+5+5
PORT 1
PORT 2
PORT 3
PORT 4
PORT 5
PORT 6
EXPCOM
R126
R127
R128
475
475
475
PTS
MCS
PSG
L7
.
5Y
109.87.65.43.21
/PROG_SIG
SHEET 10
LATCH 4
LATCH DATA
LATCH 5
LATCH DATA
LATCH 6
S2S1S0
13
14
15
1
2
3
74HC259
D
S0
S1
S2
G
CLR
Q7
12
13 12
Z34
Q04Q1
Q2
Q3
Q49Q5
Q6
5
6
7
10
11
DG
Z42F
+5
VCC
GND
S2S1S0
S2S1S0
+5
14
15
13
14
15
16
G
CLR
74HC259
Q6
Q7
10
11
12
8
11 10
Z42E
74HC04
16
1
2
3
D
S0
S1
S2
VCC
Z33
GND
Q04Q1
Q2
Q3
Q49Q5
5
6
7
8
DG
1
2
3
S0
S1
S2
G
CLR
74HC259
Q2
Q3
Q49Q5
Q6
Q7
6
7
10
11
12
9 8
Z42D
74HC04
L6
EXPCOM
LATCH DATA
13
D
Z30
Q04Q1
5
DG
.
5Y
D25
+5
16
VCC
GND
8
L5
109.87.65.43.21
LATCH 3
14
15
G
CLR
Q6
Q7
11
12
5 6
Z42C
74HC04
L4
S2S1S0
3
S2
74HC259
Q49Q5
10
L1
L2
L3
D24
LATCH 2
LATCH DATA
S2S1S0
+5
13
16
14
1
2
S0
S1
Q2
Q3
6
7
15
1
2
VCC
GND
3
S0
S1
S2
G
CLR
74HC259
Q2
Q3
Q49Q5
Q6
Q7
8
6
7
10
11
12
3 4
Z42B
D
Z29
Q04Q1
5
DG
LATCH DATA
13
D
Z19
Q04Q1
5
DG
+5
VCC
GND
INPUT LEVEL CONTROLSOUTPUT LEVEL CONTROLS
16
8
74HC04
L/S
0
12
DG
R87
2.67k
11
9
Z24D
LM1973N
CLK
DI
P1-P3 P4-P6P1-P3 P4-P6
10
L/S
0
12
11
9
Z25D
LM1973N
CLK
DI
10
L/S
0
12
DG
2.67k
R86
S2S1S0
LATCH DATA
LATCH 1
13
14
15
1
2
3
D
S0
S1
S2
G
CLR
74HC259
Z18
Q04Q1
Q2
Q3
Q49Q5
Q6
Q7
5
6
7
10
11
12
DG
V DATA OUT
V DATA IN
+5
16
VCC
GND
8
ACTION:
NO CHANGE TO THIS SHEET
DERIVED FROM 102756
MS EMS
SKH 18MAY99
CHECKED BY:DRAWN BY:
NOISE SHEET 8
P6 OF P5
P5 OF P5 SHEET 1,6
SHEET 1,6
P1 OF P6
P2 OF P6
P3 OF P6
P4 OF P6
P5 OF P6
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
11 12
PORT DECODE: P1-P6 ECB 62
of
SHEET 1,7
SHEET 1,7
SHEET 1,7
SHEET 1,7
SHEET 1,7
102954
P2 OF P5
P3 OF P5
P4 OF P5
SHEET 1,6
SHEET 1,6
SHEET 1,6
P1 OF P5
SHEET 1,6
P3 OF P4
P5 OF P4
P6 OF P4
SHEET 1,5
SHEET 1,5
SHEET 1,5
P1 OF P4
P2 OF P4
SHEET 1,5
SHEET 1,5
R123
511
RW232 COM
D28
Y
DG
P4 OF P3
P5 OF P3
P6 OF P3
SHEET 1,4
SHEET 1,4
SHEET 1,4
P1 OF P3
P2 OF P3
SHEET 1,4
SHEET 1,4
74HC04
POWER
D29
511
Z42A
1 2
DG
147
74HC04
+5
13 12
Z43F
74HC04
11 10
Z43E
ChanVox
74HC04
PortVox
9 8
Z43D
Y
R129
VOL CLK
VOL L/S
SHEET 1
SHEET 1
V DATA OUT
V DATA IN SHEET 1
SHEET 1
P2 OF P1
P3 OF P1
P4 OF P1
P5 OF P1
P4 OF P2
P5 OF P2
P6 OF P2
P1 OF P2
P3 OF P2
P6 OF P1
+5
SHEET 1,2
SHEET 1,2
SHEET 1,2
SHEET 1,2
SHEET 1,3
SHEET 1,3
SHEET 1,3
SHEET 1,3
SHEET 1,3
SHEET 1,2
H:\ECB62\10295412.SCH 21-May-1999
GND
5
C133
0.1
AG
C132
0.1
GND
5
C135
0.1
AG
C134
0.1
GND
5
C137
0.1
AG
C136
0.1
GND
5
C150
0.1
AG
C149
0.1
ACTION:
NO CHANGE TO THIS SHEET
DERIVED FROM 102756,
SKH 18MAY99
CHECKED BY:DRAWN BY:
EMSMS
Mukilteo WA 98275-5098
SHEET:10802 47th Avenue West
12 12
POWER SUPPLY ECB 62
of
C100
0.1
3
AG
DG
C99
0.1
0.1
102954
3
AG
DG
C102
+5
+5
+5
+5
AG14+6V13+6V
AG
AG14+6V13+6V
AG
GND
V+
DG212
Z38E
13V-4VL12
+7
AG
-7
V+
DG212
Z39E
13V-4VL12
+7
AG
-7
V+
DG212
Z40E
13V-4VL12
+7
AG
-7
V+
DG212
Z45E
13V-4VL12
+7
AG
-7
+7
15
LM1973N
Z24E
-6V19-6V
7DG8
V+
DG212
Z35E
13V-4VL12
5
+5
TO EG ON PCB
C86
EG
D3
3T
4004
1000/25
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
22/16
C20
L31
D1
C32
C22
C24
C26
C28
C30
C57
C59
C142
CONNECT DG
C54
0.1
6
524
3
1
J8
FRONT VIEW
L1
3T
C87
0.1
TO EG ON PCB
CONNECT AG
D2
4004
+
+
+
1000/25
C33
Z1-6
C21
0.1
Z2-6
C23
0.1
Z3-6
C25
0.1
Z4-6
C27
0.1
Z5-6
C29
0.1
Z6-6
C31
0.1
Z14-4
C56
0.1
Z15-4
C58
0.1
+
C143
22/16
AG
+12
C127
0.1
+7
C126
0.1
-7
GND
V+
DG212
Z36E
13V-4VL12
5
+5
C129
0.1
+7
C128
0.1
-7
GND
V+
DG212
Z37E
13V-4VL12
5
+5
C131
0.1
+7
C130
0.1
-7
GND
V+
DG212
Z44E
13V-4VL12
5
+5
C148
0.1
+7
C147
0.1
-7
+7 -7
C104
0.1
15
AG14+6V13+6V
LM1973N
Z26E
3
AG
AG
-6V19-6V
DG
7DG8
+
C34
1000/25
C85
0.1
0.1
0.1
0.1
C145
0.1
0.1
0.1
0.1
0.1
0.1
0.1
DG
22/16
C151
C112
C123
C7
C9
C146
C124
C96
C113
+
C144
-12
22/16
5 6
Q2B
ADJ
I O
Z19
Z48
Z31
Z41 Z23 Z7
Z10
Z8
Z43
Z30
Z34
4
R54
243
D31
5817
+
C55
22/16
+
C138
22/16
Z9-4
C39
0.1
Z11-11
C15
0.1
Z12-11
C17
0.1
Z13-11
C19
0.1
Z16-11
C73
0.1
Z20-11
C78
0.1
Z28-11
C89
0.1
+5
Z32-11
C119
0.1
Z46-4
C155
0.1
22/16
C49
+
1.13k
10/50
C77
+
R58
C65
AG
1
1.13k
R77
+
+
10/50
R72
243
C83
D30
5817
+
C45
22/16
+
22/16
C139
C13
0.1
C14
0.1
C16
0.1
C18
0.1
C72
0.1
C79
0.1
C88
0.1
C118
0.1
C152
0.1
C158
0.1
-7
ADJ
Z9-8
Z11-4
Z12-4
Z13-4
Z16-4
Z20-4
Z28-4 Z49-3
Z32-4
Z46-8
0.1
L30
3T
4004
+12
3 2
I O
Q2A
Z1-5
Z2-5
Z3-5
Z4-5
Z5-5
Z6-5
Z14-11
Z15-11
-12
+7
AG
15
7DG8
-6V19-6V
-7
+7
LM1973N
Z25E
C103
0.1
+7 -7
C106
0.1
15
AG14+6V13+6V
LM1973N
Z27E
3
AG
AG
-6V19-6V
DG
7DG8
C141
0.1
C156
0.1
C157
0.1
C117
0.1
C40
0.1
-7
C101
0.1
C105
0.1
Loading...