ISSUE
DRAWING NO.
DRAWING TITLE
DATE
Filename:
ECO No.
DESCRIPTION OF CHANGE
L117_C2_Mux Vol_E1.SchDoc
Analogue Output - Vol Ctrl & MCH
Contact Engineer:
L117CT
18/08/2008
INITIALS
Printed:
2
5
Sheet
of
Notes:
Contact Tel:
(01223) 203270 tel No
Nick Clarke
A & R Cambridge Ltd.
Pembroke Avenue
Cambridge CB5 9QR
Waterbeach
A3
ARCAM
DGND
DGND
DGND
Mux L
Mux R
A Out Sel4
A Out Sel3
A Out Sel2
A Out Sel2
+3V3D
DGND
A Out Sel0
A Out Sel1
A Out Sel2
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
Mux L
Mux R
AGND
AGND
VOL /RESET
VOL /MUTE
DGND
DGND
VOL
/R
E
S
E
T
VOL
/MUTE
-9V_VOL
+9V_VOL
+3V3A
+3V3A
DGND
+9V_VOL
-9V_VOL
Place as pairs next to each VA/VA- pair
-3V3A
-3V3A
-3V3A
+3V3A
+3V3A
+3V3A
+3V3D
DGND
+12VA
+12VA
+12VA
+12VA
+12VA
-12VA
-12VA
-12VA
-12VA
-12VA
VOL Left
VOL Right
VOL Centre
VOL Sw
VOL Sl
VOL Sr
VOL Sbl
VOL Sbr
Z2 L
Z2 R
+12VA
-12VA
AGND
AN SPI Clk
AN SPI Data
DAC Left
DAC Right
DAC Centre
DAC Sl
DAC Sbl
DAC Sbr
MCH Sbl
MCH Sbr
DAC /RESET
DGND
AGND
AGND
AGND
+12VA
-12VA
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
+12VA
+12VA
+12VA
+12VA
-12VA
-12VA
-12VA
-12VA
H Vol L
H Vol R
MCH Sr
MCH Sl
MCH Sw
MCH Centre
MCH Right
MCH Left
AGND
AGND
AGND
2
3
1
8
4
IC211A
NJM2114M
6
5
7
IC211B
NJM2114M
2
3
1
8
4
IC201A
NJM2114M
6
5
7
IC201B
NJM2114M
2
3
1
8
4
IC205A
NJM2114M
6
5
7
IC205B
NJM2114M
2
3
1
8
4
IC207A
NJM2114M
2
3
1
8
4
IC209A
NJM2114M
6
5
7
IC208B
NJM2114M
6
5
7
IC210B
NJM2114M
6
5
7
IC202B
NJM2114M
2
3
1
8
4
IC202A
NJM2114M
6
5
7
IC206B
NJM2114M
2
3
1
8
4
IC206A
NJM2114M
2
3
1
8
4
IC210A
NJM2114M
2
3
1
8
4
IC208A
NJM2114M
6
5
7
IC209B
NJM2114M
6
5
7
IC207B
NJM2114M
OUT8
14
DGND
9
REFI2
41
IN2
42
/R
ESET
3
REFI1
2
VD+
10
VA+
45
OUT1
47
SDA,
M
O
SI
6
AD0
,/
C
S
7
SCL
,CCL
K
5
IN1
1
VA-
46
IN3
39
VA+
35
REFI3
40
VA-
36
IN4
32
REFI4
31
IN5
29
VA+
25
REFI5
30
VA-
26
IN6
22
REFI6
21
VA+
15
VA-
16
IN7
19
REFI7
20
OUT2
44
OUT3
37
OUT4
34
OUT5
27
OUT6
24
OUT7
17
IN8
12
REFI8
11
/M
U
T
E
4
REFO1
48
REFO2
43
REFO3
38
REFO4
33
REFO5
28
REFO6
23
REFO7
18
REFO8
13
ENO
u
t
8
IC204
CS3318
VCC
16
GND
8
IC212B
74HC595D
DS
14
Q0
15
Q1
1
SHCP
11
Q2
2
STCP
12
Q3
3
Q4
4
MR
10
Q5
5
OE
13
Q6
6
Q7
7
Q7'/DO
9
IC212A
74HC595D
AGnd
Main L
Main R
DGnd
A Out Sel0
A Out Sel1
A Out Sel3
A Out Sel4
-3V3A
+3V3A
AGND
AN
SCL
AN
SDA
A Out Mux Latch
DAC Sw
DAC Sr
w
r
C/F1a
C2b
F3c
B/E1a
B2b
E3c
A/D1a
A2b
D3c
AB
C
D
EF
w
w
r
r
SKT200
JYE TAI
P208
P210
P212
P214
P215
P216
50V
YK
C223
10UF
50V
YK
C224
10UF
50V
YK
C225
10UF
50V
YK
C226
10UF
0W125
R206
47R
0W063
R216
1M0
50V
NPO
C261
33P
0W125
R215
47R
0W063
R217
1M0
50V
NPO
C205
33P
0W125
R222
47R
0W063
R225
1M0
50V
NPO
C207
33P
0W125
R231
47R
0W063
R233
1M0
50V
NPO
C210
33P
0W125
R239
47R
0W063
R242
1M0
50V
NPO
C212
33P
0W125
R250
47R
0W063
R253
1M0
50V
NPO
C214
33P
0W125
R259
47R
0W063
R261
1M0
50V
NPO
C220
33P
0W125
R266
47R
0W063
R270
1M0
50V
NPO
C222
33P
0W125
R205
47R
0W063
R210
1M0
50V
NPO
C201
33P
0W125
R232
47R
0W063
R240
1M0
50V
NPO
C263
33P
0W125
R260
47R
0W063
R267
1M0
50V
NPO
C265
33P
0W125
R284
47R
0W063
R285
1M0
50V
NPO
C267
33P
0W125
R287
47R
0W063
R288
1M0
50V
NPO
C269
33P
0W125
R290
47R
0W063
R291
1M0
50V
NPO
C271
33P
0W125
R293
47R
0W063
R294
1M0
50V
NPO
C273
33P
0W125
R296
47R
0W063
R297
1M0
50V
NPO
C275
33P
16V
NONP
C264
100UF
16V
NONP
C272
100UF
16V
NONP
C268
100UF
16V
NONP
C218
100UF
16V
NONP
C213
100UF
16V
NONP
C221
100UF
16V
NONP
C270
100UF
16V
NONP
C200
100UF
16V
NONP
C266
100UF
16V
NONP
C262
100UF
16V
NONP
C274
100UF
16V
NONP
C211
100UF
16V
NONP
C209
100UF
16V
NONP
C206
100UF
16V
NONP
C204
100UF
16V
NONP
C260
100UF
P239
P241
P243
P244
P245
P246
P247
P248
P235
P242
P240
P233
P229
P228
P230
P231
P234
P236
P237
P238
P222
P232
P223
P224
P225
P226
P227
P218
P220
P221
P201
P203
P204
P211
P213
P256
P255
P254
P253
P252
P251
P250
P249
1Y0
12
1Y1
14
1Y2
15
1Y3
11
2Y0
1
2Y1
5
2Y2
2
2Y3
4
E
6
S1
9
S0
10
2Z
3
1Z
13
IC200A
74HC4052D
VCC
16
GND
8
VEE
7
IC200B
74HC4052D
1Y0
12
1Z
14
2Z
15
S1
11
2Y1
1
3Y0
5
2Y0
2
3Z
4
E
6
S3
9
S2
10
3Y1
3
1Y1
13
IC203A
74HCT4053D
VCC
16
GND
8
VEE
7
IC203B
74HCT4053D
1Y0
12
1Z
14
2Z
15
S1
11
2Y1
1
3Y0
5
2Y0
2
3Z
4
E
6
S3
9
S2
10
3Y1
3
1Y1
13
IC214A
74HCT4053D
VCC
16
GND
8
VEE
7
IC214B
74HCT4053D
1Y0
12
1Y1
14
1Y2
15
1Y3
11
2Y0
1
2Y1
5
2Y2
2
2Y3
4
E
6
S1
9
S0
10
2Z
3
1Z
13
IC213A
74HC4052D
VCC
16
GND
8
VEE
7
IC213B
74HC4052D
P257
P258
P259
P260
P261
P262
P263
P264
P265
P266
P267
P274
P268
P269
P270
P271
P272
P273
P275
P276
P277
P278
P279
P280
P281
P282
P283
P284
P285
P286
P287
P288
P290
P291
P292
P293
P294
P295
P296
P297
C227
100N
C228
100N
C229
100N
C230
100N
B.0
AGND
AGND
AGND
P200
P202
0 1 2 3 4 Vol /Rst Vol /Mute Dac /Rst
0 0 0 0 0 1 1 1 DAC Output
1 0 x x x 1 1 1 L/R Analogue Pass through
0 1 1 1 0 1 1 1 MCH Output
x x x 0 1 1 1 1 Surround Back = Zone 2
x x x 1 1 1 1 1 Surround Back = L/R
x x x x x 0 x 1 Volume Reset
x x x x x 1 0 1 Volume Mute
x x x x x x x 0 DAC Reset
16V
C247
100N
16V
C248
100N
16V
C249
100N
16V
C250
100N
16V
C258
100N
16V
C259
100N
16V
C256
100N
16V
C257
100N
16V
C242
100N
16V
C243
100N
16V
C244
100N
16V
C245
100N
16V
C246
100N
16V
C251
100N
16V
C252
100N
16V
C253
100N
16V
C254
100N
16V
C255
100N
0W063
R200
10K
0W063
R201
10K
0W063
R202
10K
0W063
R207
10K
0W063
R208
10K
0W063
R209
10K
0W063
R224
10K
0W063
R226
10K
0W063
R237
10K
0W063
R241
10K
0W063
R243
10K
0W063
R245
10K
0W063
R248
10K
0W063
R252
10K
50V
C202
100P
50V
C203
100P
50V
C208
100P
50V
C215
100P
50V
C216
100P
50V
C217
100P
R269
10K
R272
10K
R274
10K
R276
10K
R277
10K
R279
10K
0W063
R280
10K
C236
100N
R273
10K
R281
10K
0W063
R268
10K
0W063
R278
10K
0W063
R282
10K
C231
100N
C232
100N
C233
100N
C234
100N
C237
100N
C238
100N
C239
100N
C240
100N
C219
100N
R299
470R
R213
10K
R251
10K
R283
10K
R286
10K
R289
10K
R292
10K
R295
10K
R298
10K
R256
10K
NC
19/9/07
07_E161
AN SPI data/clk corrected, H/phone Rf = 75k, Phono AC coupled
C.0
MCH Centre and Sub swapped
PK
18/12/07
08_E015
D.0
PCB change only
PK
27/05/08
08_E127
E.0
PCB change only
PK
22/07/08
08_E150
E.1
Noise reduction changes
NC
25/07/08
0W063
R2100
0R0
0W063
R2101
0R0
0W063
R203
0R0
0W063
R212
0R0
0W063
R220
0R0
0W063
R227
0R0
0W063
R236
0R0
0W063
R246
0R0
0W063
R257
0R0
0W063
R262
0R0
0W063
R265 0R0
0W063
R258
0R0
0W063
R249
0R0
0W063
R238
0R0
0W063
R230
0R0
0W063
R221
0R0
0W063
R214
0R0
0W063
R204
0R0
0W063
R211
4K7
0W063
R223
4K7
0W063
R218
4K7
0W063
R219
4K7
0W063
R228
4K7
0W063
R229
4K7
0W063
R234
4K7
0W063
R235
4K7
0W063
R244
4K7
0W063
R247
4K7
0W063
R254
4K7
0W063
R255
4K7
0W063
R263
4K7
0W063
R264
4K7
0W063
R271
4K7
0W063
R275
4K7
08_E159