Lexicon RV-8 Service Manual page 209

8 7
+5VD
+15V
D
D45
D44
1N4002
1N4002
78L05
8 1
VIN VOUT
COMMON C92
U29 .1/25
2 3 6 7
FB12
C
C93
.1/25
U28
ZONE2_PLL_PUMP_UP 1 2
[9/A2]
74ACT04
P_UPB/
U28
ZONE2_PLL_PUMP_DN/ 3 4
[9/A2]
74ACT04
P_DNB
U28
ZONE2_PLL_LOCK_DN/ 5 6
[9/A2]
74ACT04
B
LK_DNB
U28
D42
9 8
BAR35
74ACT04
A
8 7
6
C94
10/10
+5V_B
VCOB_5V
D38
1N914 1/50
C84
C83
R89
1.2K
47/16
D41
R95
UPB/
+15V
1.2K
BAR35
8
6
U24
-
7
5
BAR35 R94 +
TL072
P_DOWNB
4
1.2K
D40
-15V
BAR35
R93
L_DOWNB
49.9K
D39
1%
D43
C90
1N914
R98 R96
2.2M 2.2M
+15V .1/25
R97 8
2 U24
-
1
18.2K
3
+
1%
TL072
4
-15V
6
5 4
FB10
C59
.1/25
VCOVB
R86 J11
VCOVB 1
2
100
3
VCO MODULE
C82
4
.1/25
5
VCO
OSCB
U23
C88
OSCB 3 4
74HCU04
.1/25
R90 R91
R87
47K 47K
4.99K
C91
1%
.1/25
C87
R88
47/16
4.99K
1%
5 4
3
FB11
C86
.1/25
PLL_OUTB
U23
R92
1 2 ZONE2_PLL_MCKO
[9/A8]
74HCU04 47
44.1K AND 48K @ 512FS
88.2K AND 96K @ 256 FS
3
2 1
REVISIONS
DRAFTER Q.C.
REV DESCRIPTION
CHECKER AUTH.
RWH CW
1 CHANGED PER DCR 020913-00
11/05/02 12/20/02
CAM MAG
11/06/02 12/20/02
RWH CW
2 CHANGED PER DCR 030307-00
5/2/03 5/20/03
CAM MAG
5/14/03 5/20/03
RWH ECM D
3 CHANGED PER DCR 030626-00
9/29/03 10/9/03
CAM MAG
10/2/03 10/9/03
C
SPARES
U28
13 12 NC
74ACT04
B
U28
11 10 NC
74ACT04
U23
13 12 NC
74HCU04
U23
9 8 NC
74HCU04
U23
11 10 NC
74HCU04
U23
5 6 NC
74HCU04
A
CONTRACT
exicon
3 OAK PARK
NO.
BEDFORD, MA 01730
TITLE
APPROVALS DATE
SCHEM, MAIN BD,RV8
DRAWN
RWH 4/26/02
VCO B
CHECKED
SIZE CODE NUMBER REV
CAM 4/30/02
B
3
060-15559
Q.C.
CW 5/1/02
FILE NAME
ISSUED
JV 4/30/02 15559-6 . 16 SHEET 16 OF 19
2 1