Welch Allyn Atlas - Page 5

A
A
B
B
C
C
D
D
E
E
4 4
3 3
2 2
1 1
Jim Belesiu
3/15/99Jim Belesiu
3/15/99
620008.dsn
HR Alarm
On/Off
SpO2 % Hundreds
ETCO2 Alarm
On/Off
SpO2 % Ones
SpO2 Bargraph
SpO2 % Tens
SpO2 Alarm
On/Off
SpO2 Lo
SpO2 Hi
3/23/99
3/24/99
3/24/99
3/24/99
L. Phillips
Z. Psenicnik
J. Bello
5-39251 JAC LPP
B No Load D16
D13 to Low Profile, R51 to 316C
5-39485 LPP LPP4/28/99
7/23/99LPP5-39994
620008 C
SPO2 LED Drivers
C
5
5
Friday, July 23, 1999
Title
Size
Document Number
Rev
Date: Sheet of
Welch Allyn Inc.
Schematic:
Release For Production
Approved
Checked
Designed
Drawn
Initial Date
REV
Description
ECN/ECO Init
Date Ckd
A Release to Production
u5-1
d9-c
u7-2
u12-4
d5-e
u12-7
d4-f
u12-out
d4-c
u7-out
d4-g
d27-15
u7-7
u6-5
u5-out
u13-out
u5-4
d12-c
u7-1
u6-3
u6-15
d5-c
d27-18
d27-11
d16-c
u7-6
u12-1
u5-2
d5-d
d27-19
u7-5
d4-e
d27-20
u6-7
d5-g
d27-14
u5-15
d7-c
u7-15
d3-b
u6-2
Clock1
d5-b
d27-17
d27-12
u5-5
u7-4
d4-a
d4-b
u12-6
u12-2
u7-3
d5-f
d27-13
u5-3
d3-c
LED-Latch-2
d4-d
d5-a
d27-16
d18-c
u6-6
u6-1
u6-4
u12-15
u6-out
LED-SPO2-Enable
u5-6
u12-5
u12-3
VCC
VCC
VCC
VCC
VCC VCC
VCC
VCC
VCC
VCC
VCC
R21
680
1
2
3
45
6
7
8
D7
T1 (3mm) Red
12
A
B
C
D
E
F
G
D3
7-SEG LED 0.5
1
2
3
4
5
6
7
9
8
10
"E"
"D"
Anode-1
"C"
Dp
"B"
"A"
"F"
Anode-2
"G"
TP153
D9
T1 (3mm) Red
12
TP151
R10
680
4
3
2
18
6
7
5
D12
T1 (3mm) Red
12
U7
74HC595A
14
11
10
12
13
15
2
1
3
4
5
6
7
9
SER
SRCLK
SRCLR
RCLK
G
QA
QC
QB
QD
QE
QF
QG
QH
QH
R63
215
R69
681
R64
215
A
B
C
D
E
F
G
D4
7-SEG LED 0.5
1
2
3
4
5
6
7
9
8
10
"E"
"D"
Anode-1
"C"
Dp
"B"
"A"
"F"
Anode-2
"G"
TP177
TP162
R23
680
1
2
3
45
6
7
8
TP175
U12
74HC595A
14
11
10
12
13
15
1
2
3
4
5
6
7
9
SER
SRCLK
SRCLR
RCLK
G
QA
QB
QC
QD
QE
QF
QG
QH
QH
R9
680
4
3
2
18
7
6
5
TP155
U5
74HC595A
14
11
10
12
13
15
1
2
3
4
5
6
7
9
SER
SRCLK
SRCLR
RCLK
G
QA
QB
QC
QD
QE
QF
QG
QH
QH
U6
74HC595A
14
11
10
12
13
15
1
2
3
4
5
6
7
9
SER
SRCLK
SRCLR
RCLK
G
QA
QB
QC
QD
QE
QF
QG
QH
QH
R70
681
R12
680
4
3
2
18
7
6
5
TP172
TP143
TP170
TP174
TP168
TP152
R13
680
4
3
2
18
7
6
5
R62
2.2K
4
3
2
18
7
6
5
A
B
C
D
E
F
G
D5
7-SEG LED 0.5
1
2
3
4
5
6
7
9
8
10
"E"
"D"
Anode-1
"C"
Dp
"B"
"A"
"F"
Anode-2
"G"
D27
10 LED Bargraph
2
1
5
6
7
8
9
10
3
4
11
12
13
14
15
16
17
18
19
20
D18
T1.75 (5mm) Green
12
TP149
D16
No Load
12
TP173
TP176
LED_SpO2_Clock
LED_SpO2_Latch
LED_SpO2_Data_In
LED_SpO2_Enable