AVL 9180 Service Manual

84
Date: April 10, 1996Sheet 9 of 9 Size Document Number REV
B PRINTER/DISPLAY DRIVERS D
Title
SCHEMATIC, MAIN BOARD ISE/PH
(404)587-4040 30077 Roswell, Georgia 33 Mansell Court AVL Scientific Corp.
13 11
1 2
U30D 1489
OPEN1 OPEN2 OPEN3 OPEN4 OPEN5
DATA/INST-
DISPEN ADSEL0 ADSEL1 ADSEL2
ADRUN ADCE-
ADHBEN- ADLBEN-
DISPR/W-
SSEN
SER
14
SRCLK
11
SRCLR
10
RCLK
12
RCLR
13
QA
15
QB
1
QC
2
QD
3
QE
4
QF
5
QG
6
QH
7
QH’
9
U36 74HC594
SER
14
SRCLK
11
SRCLR
10
RCLK
12
RCLR
13
QA
15
QB
1
QC
2
QD
3
QE
4
QF
5
QG
6
QH
7
QH’
9
U37 74HC594
SSEN
VCC VCC
ADCTRL
MOSI SCK RESET- VASTR ADOSTR
VACTRL PRCTRL
PRSTR DISTR
VCC
10
OUT1
18
OUT2
17
OUT3
16
OUT4
15
OUT5
14
OUT6
13
OUT7
12
OUTM
11
GND
9
IN1
1
IN2
2
IN3
3
IN4
4
IN5
5
IN6
6
IN7
7
INM
8
U33 LB1256
SER
14
SRCLK
11
SRCLR
10
RCLK
12
RCLR
13
QA
15
QB
1
QC
2
QD
3
QE
4
QF
5
QG
6
QH
7
QH’
9
U34 74HC594
SER
14
SRCLK
11
SRCLR
10
RCLK
12
G
13
QA
15
QB
1
QC
2
QD
3
QE
4
QF
5
QG
6
QH
7
QH’
9
U35 74HC595
DD0 DD1 DD2 DD3 DD4 DD5
DD[0..7]
VCC VCC
PGND
PGND
PRINTVCC
V+
1 2
R88 4.7K
DOT1- DOT2- DOT3- DOT4- DOT5- DOT6- DOT7-
MOTOR-
DD[0..7]
DISPBF
VCC
"CONTRAST"
NOT STUFFED
1 3
2
R89 5KPOT
MISO
CONTRAST
SAMPLE
"SS"
1 2
BZ1 BUZZER
1 2
R90 1K
Q6 2N3904
1
TP15 UT35-017
1 2
R99 5.1K
1 2
R87 330
SER
10
A
11
B
12
C
13
D
14
E
3
F
4
G
5
H
6
CLK
2
INH
15
SH/LD
1
QH
9
QH
7
U38 74HC165
1 2
R91 10K
BUZZER
DD6 DD7
DSPDATA ADDATA
ADISTR ADDAT[0..7] SAMPLE
ADDAT[0..7]
ADDAT0 ADDAT1 ADDAT2 ADDAT3 ADDAT4 ADDAT5 ADDAT6 ADDAT7
NOT STUFFED FOR 9110
Q4 2N3904
Q5 2N3906
1 2
R97 10K
1 2
R98 10K
1 2
R102 10K
1 2
R96 1K
+5VA+5VA
"SS ADJ."
3 2
1
8 4
U39A LF353
1 2
R92 1K
1 3
2
R93 5KPOT
1 2
R94 1K
+5VA
+8V -8V
Q3 2N3904
1 2
R95 100
mb9.sch
SAMPLELED-
SBC PCB - PRINTER/ DISPLAY DRIVERS - 9120, 30, 40

AVL 9180 Specifications

General

Brand	AVL
Model	9180
Category	Measuring Instruments
Language	English