Lexicon RV-8 Service Manual page 221

8 7
D
CENTER_IN
[1/B3]
R244
100K
CENTER & SUB DIRECT INPUT
SUB_IN
[2/B3]
R246
100K
C
0dBFS=2.0Vrms
C328
R266
CENTER_IN_LVL
[5/D3,11/D5]
B
5.62K
47/16
1%
+5VR
R318
10.0K
1%
R319
C357 C379
10.0K
10/16 .1/25
1%
C331
R269
SUB_IN_LVL
[5/C3,11/B5]
5.62K
47/16
A
1%
8 7
6
+15V
8
3
MC33078
+ R242
1
2
- 1.00K
U55
R243
4
1.00K
1%
-15V
[4/D5,6/D4,7/B7,8/B6,9/B6,10/C7,11/C7,12/C7,13/C7,14/B5,15/C5]
[4/D5,6/C4,7/A7,8/B7,9/C7,9/B7,14/B5,15/C5]
+15V
[4/C5,6/C4,7/A7,9/C7,14/B3]
8
[4/C5,6/C4,7/A7,8/B7,9/C7,9/B7,14/B3]
5 MC33078
+ R245
7
6
- 1.00K
U55
R247
4
1.00K
1%
-15V
C380
100PF
R321
2.00K
1%
-7dB
+5VA
0dBFS=0.884Vrms
C354
8
R320
MC33078
6
- R322
7
2.00K
100PF
5
1% + 51
R283 U78
1/4W
4
2.49K
1% -5VA C412
2200PF
+5VA
8
MC33078
2
- R282
1
3
+ 51
U69
1/4W C415
4
4.7
-5VA
C381
C416
100PF
R324
.1/25
C419
2.00K
1%
+5VA 4.7
C355
8
R323
MC33078
2
- R325
1
2.00K
100PF
3
1% + 51
R284 U78
1/4W
4
2.49K
C413
1% -5VA
2200PF
+5VA
8
MC33078
6
- R285
7
5
+
51
U69
1/4W
4
-5VA
6
5 4
C/SUB INPUT LEVEL CONTROL
+5VA
C327
4.7
C326
.1/25
0dBFS=2.0Vrms
15 12
PGA2311
AGNDL VA+
16 14
AINL AOUTL
ADA_SCLK 6 4
SCLK VD+
VC_0 3 C329
[4/C3] SDIN
.1/25
ADA_VC_SEL/ 2 5
CS DGND
MAIN_VC_ZCEN 1
ZCEN
VC_MUTE/ 8 7
MUTE SDOUT
9 11
AINR AOUTR
AGNDR VA-
R268
U65
10 13
100K
C325
.1/25
C324
4.7
-5VA
C/SUB A/D CONVERTER
+3.3VD
+5VA
R348
0
C422 C417
4.7 4.7
C423 C418
.1/25 .1/25
PCM1804
R347
22 14
VA VD
*
4 21 NC
AINL+ OVFL
5 20 NC
AINL- OVFR
12
BYPAS
1
VREFL+
C414 R346
.1/25
2 7
GNDL FMT1
6
FMT0
3
VCOML
8
C421
S_M
26
VCOMR
11
OSR2
.1/25
28 10 MAIN_ADC_192K_EN
VREFR+ OSR1
9 MAIN_ADC_96K_EN
C420 OSR0
.1/25
27
GNDR R349
15 MAIN_I2S_IN2
SDATA
47
25 AINR+ 17 MAIN_FS/
LRCK
24
AINR-
16 MAIN_FS64/
SCLK
23
AGND
18 CSUB_ADC_MCKI
MCLK
13 19 MAIN_ADC_RST/
DGND RST
U82
5 4
3
+5VA
CA
R267
10
CENTER_IN_LVL
[5/B8,11/D5]
C330
4.7
SUBA
VC_1
[6/C4]
SUB_IN_LVL
[5/A8,11/B5]
[4/A4,6/A4,14/B3]
[4/A4,6/A4,14/B3]
[15/B5,15/D6]
[4/A4,6/A4,10/C7,11/C7,12/C7,13/C7,15/C3,15/C5]
[4/A4,6/A4,10/C7,11/D7,12/D7,13/D7,15/B3,15/D5]
[15/D3]
[4/A4,6/A4,14/B3]
3
2 1
REVISIONS
DRAFTER Q.C.
REV DESCRIPTION
CHECKER AUTH.
RWH CW
1 CHANGED PER DCR 021107-00
11/14/02 11/20/02
CBV MAG
11/20/02 11/21/02
RWH CW
2 CHANGED PER DCR 030407-00
5/21/03 5/23/03
CBV MAG
5/23/03 5/23/03
RWH CW D
3 CHANGED PER DCR 030729-00
9/29/03 10/7/03
CBV MAG
10/6/03 10/7/03
C
B
A
CONTRACT
exicon
3 OAK PARK
NO.
BEDFORD, MA 01730
TITLE
APPROVALS DATE
SCHEM,ANALOG I/O BD,RV8
DRAWN
RWH 8/27/02
INPUTS & C/SUB A/D CONVERTER
CHECKED
SIZE CODE NUMBER REV
CBV 8/28/02
B 060-15579
3
Q.C.
CW 8/29/02
FILE NAME
ISSUED
MAG 8/29/02 15579-6 . 5 5 17
SHEET OF
2 1