Lexicon RV-8 Service Manual page 229

8 7
D
REAR_DAC_MCKI
[15/C3]
MAIN_DAC_RST/
[10/D7,11/D7,12/D7,14/B3]
MAIN_FS64/
[4/A4,5/A4,6/A4,10/C7,11/D7,12/D7,15/B3,15/D5]
MAIN_I2S_OUT4
[15/C3,15/D5]
MAIN_FS/
[4/A4,5/A4,6/A4,10/C7,11/C7,12/C7,15/C3,15/C5]
MAIN_DAC_LATCH_3
[14/B3]
ADA_SCLK
[4/D5,5/D5,6/D4,7/B7,8/B6,9/B6,10/C7,11/C7,12/C7,14/B5,15/C5]
ADA_SDATA_OUT
[4/D5,8/C7,10/C7,11/C7,12/C7,14/B5,15/A5,15/C5]
C
B
L_REAR_DACOUT
[13/D2]
R_REAR_DACOUT
[13/C2]
A
MAIN_MUTE/
[10/A6,11/A6,12/A7,14/C3]
MAIN_RLY_CNTL
[10/A5,11/A7,12/A7]
8 7
6
LEFT & RIGHT REAR D/A CONVERSION
0dBFS=1.98Vrms
+5VD
+5VA +5VR
R220
316
FB16 1%
C285 C281 C278
4.7 4.7 330/6.3
R221
C284 C280 C279
316
.1/25 .1/25 .1/25
1%
AK4395
2 18
VD+ VA+
3 17
MCLK VREFH
4 23
PD AOUTL+
5 22
BICK AOUTL-
6 28 NC
SDATA DZFR
7 27
LRCK CAD1
8 26 NC
CS DZFL
9 25
CAD0 P/S
10 24
CCLK VCOM
11 21
CDTI AOUTR+
12 20
DIF0 AOUTR-
13 19
C283
DIF1 AGND
R222
14 16
DIF2 VREFL
4.7
316
1 15 C282
DGND BGND 1%
U59
.1/25
R223
316
1%
+15V
C69
R92
825
+5VD
47/25 +15V R34
1%
825
1%
13 12
ADG451
-15V
VCC VDD
11 10
S D
9
IN
VEE GND
+15V
U26
4 5
C70
-15V
R93
825
+5VD
47/25 +15V R35
1%
825
1%
13 12
ADG451
-15V
VCC VDD
6 7
S D
8
IN
VEE GND
U26
4 5
-15V
6
5 4
+15V
+11.2dB 0dBFS=7.2Vrms
C238
8
R163
3 NE5532A
+
1
68.1
330/6.3 R164
2
1% -
U45
1.15K C195
4
C240 1% 1200PF
8200PF
-15V
C239 C194
R162
68.1
330/6.3 1200PF
R161
1%
22K
R160
1.21K
+15V
1%
8
LEFT_REAR_IN_LVL 3
MC33078
[9/D5] +
1
2
-
U34
C153
4
18PF
R138 R136
-15V
1.50K 57.6K
R137
1% 1%
4.32K
1%
REAR_DACOUT_SEL/
[14/C7,14/B3]
REAR_DIRECT_SEL/
[14/C6]
+15V
C241
R168 8
5
NE5532A
+
7
68.1
330/6.3
R169
6
1% -
C199 U45
1.15K
4
C242
1% 1200PF
8200PF
-15V
C243 C198
R167
68.1
330/6.3 1200PF
1% R166
22K
R165
1.21K
+15V
1%
8
RIGHT_REAR_IN_LVL 5
MC33078
[9/C5] +
7
6
-
U34
C156
4
R141 R139 18PF
-15V
1.50K 57.6K
R140
1% 1%
4.32K
1%
R104
+15V
56
R105
D17
0
BAV99
8
6
*
-
7
5
+
TL072
4
U17
RELAY
6
-15V
4
8
+5VD
11
13
9
D18
+
+15V
1
BAV99
16 8
3
TL072
- +
1
2
RY4 -
U17
4
-15V
5 4
3 2
REV
1 CHANGED PER DCR 021107-00
+5VD
+15V
2 CHANGED PER DCR 030407-00
13 12
ADG451
VCC VDD
3 2 L_REAR_DACOUT
S D [13/B7]
1 3 CHANGED PER DCR 030729-00
IN
VEE GND
U24
4 5
4 CHANGED PER DCR 031125-00
-15V
+5VD 5 CHANGED R33-36, R92-93 PER ECO 040408-00
+15V
CHANGED R102-105 PER ECO 040421-00
13 12
ADG451
6 CHANGED U24 PER ECO 040526-00
VCC VDD
6 7
S D
8
IN
VEE GND
U24
4 5
-15V
+5VD
+15V
13 12
ADG451
VCC VDD
14 15 R_REAR_DACOUT
S D [13/A7]
16
IN
VEE GND
U24
4 5
-15V
+5VD
+15V
13 12
ADG451
VCC VDD
11 10
S D
9
IN
VEE GND
U24
4 5
-15V
L_REAR_AMP
[15/B8]
R103
R_REAR_AMP
[15/B8]
56
R102
0
*
0dBFS=7Vrms
J4
FB7
R33
1
LEFT REAR OUT
100
RCA
1/4W C7 3
150PF
J4
FB8
R36
2
CONTRACT
RIGHT REAR OUT
NO.
100
RCA
1/4W C8 3
150PF
APPROVALS
DRAWN
CHECKED
Q.C.
ISSUED
3 2
1
REVISIONS
DRAFTER Q.C.
DESCRIPTION
CHECKER AUTH.
RWH CW
11/14/02 11/20/02
CBV MAG
11/20/02 11/21/02
RWH CW
5/21/03 5/23/03
CBV MAG
5/23/03 5/23/03
RWH CW D
9/29/03 10/7/03
CBV MAG
10/6/03 10/7/03
RWH ECM
1/14/04 1/30/04
CBV MAG
1/30/04 2/2/04
RWH CW
4/27/04 4/29/04
CBV KAB
4/28/04 5/2/04
RWH CW
6/14/04 6/16/04
CBV MAG
6/14/04 6/21/04
C
B
A
exicon
3 OAK PARK
BEDFORD, MA 01730
TITLE
DATE
SCHEM,ANALOG I/O BD,RV8
RWH 8/27/02
L/R REAR DACS
SIZE CODE NUMBER REV
CBV 8/28/02
B 060-15579
6
CW 8/29/02
FILE NAME
MAG 8/29/02 15579-6 13 . 13 17
SHEET OF
1