Lexicon RV-8 Service Manual page 186

8 7
D
SEE NOTE 4
SEE NOTE 4
C
SEE NOTE 4
B
A
8 7
6
+5VD
3
IRM-8755-H2
VCC
1
OUT
GND
U1C
2
+5VD
2
GPIU281
VCC
1
OUT
SHIELD GND
U1B
5 4 3
+5VD
GPIU5 2
VCC
1
OUT
SHIELD GND
C1
U1A
6 5 4 3
.1/50
ENCODER
A ENCODER_A
B ENCODER_B
C
SW1
6
5 4
IR FLASHER
+5VD
J1 D1
1
IR
2
3 IR_AUXRET
4 IR_AUXIN
IR_DATA 5
6
7 SYSTEM_ON_LED
C2
8 OVLD_LED
.1/50
9 IR_ACK_LED
10
11
12
13
14
5 4
3
SYSTEM ON OVERLOAD IR ACK
+5VD +5VD +5VD
D4 D2 D3
BLU RED YEL
R3
R2 R1
1.5K
1.2K 820
1/4W
1/4W 1/4W
5%
5% 5%
3
2 1
REVISIONS
DRAFTER Q.C.
REV DESCRIPTION
CHECKER AUTH.
RWH CW
1 CHANGED PER DCR 000327-00
3/27/00 4/28/00
KB KB
4/10/00 4/10/00
RWH CW
2 CHANGED PER DCR 000925-01
10/13/00 10/23/00
KB KB
10/20/00 10/20/00
CW ECM D
3 CHANGED R3 FROM 2.4K TO 1.5K PER ECO
1/30/01 1/30/01
010130-00
KB KB
1/30/01 1/30/01
C
NOTES
1 UNLESS OTHERWISE INDICATED, CAPACITORS ARE UF/V
2 DIGITAL ANALOG CHASSIS POWER
GROUND GROUND GROUND GROUND
3 LAST REFERENCE DESIGNATORS USED: C2, D4, J1, R3, SW1, U1
4 INSTALL ONE ONLY OF U1A, B, C.
B
A
CONTRACT
exicon
3 OAK PARK
NO.
BEDFORD, MA 01730
TITLE
APPROVALS DATE
SCHEM,IR/ENC BD,MC12
DRAWN
CW 10/27/99
CHECKED
KB 10/27/99 SIZE CODE NUMBER REV
B
060-13699 3
Q.C.
RWH 10/27/99
FILE NAME
ISSUED
KB 10/27/99 13699-3 1 . 1 1
SHEET OF
2 1