Nonin Medical Inc
Model 7500 Technical Service Information 2008 Rev B
Technical Service Information
9 Pages
![REVISION HISTORY REV EN A 4465 DESCRIPTION DATE INITIAL RELEASE EN ORIGINATOR 02/23/07 JEW Schematic Sheet Connectivity Diagram Fabrication Notes 1. Keep C65 close to J3. SCHEMATIC MICROCONTROLLER 5522-001 Rev A.SchDoc SCHEMATIC OXIMETRY/ANALOG 5522-006 Rev A.SchDoc EVENT MARKER SPO2 ANALOG HR ANALOG TX DATA RX DATA 1WD 1WP Last Designator Used C67 D7 DS10 GB1 J8 L2 Q24 R95 SW6 TP8 U21 Y2 Not used: C26, C56, C58 Not used: D1 SCHEMATIC DISPLAY MODULE 5522-003 REV A.SchDoc Bargraph[1..8] EVENT MARKER SPO2 ANALOG HR ANALOG TX DATA RX DATA 1WD BARGRAPH RD 1WP BARGRAPH GN 1CON LED SINK MISO PTA[0..6] MOSI PTB[0..7] SS IRQ SPSCK Bargraph[1..8] SCHEMATIC DISPLAYS/SWITCHES 5522-005 Rev A.SchDoc BARGRAPH RD BARGRAPH GN 1CON LED SINK PTA[0..6] PTB[0..7] IRQ Seg[1..7] Dig[1..7] BarDig5 BarDig6 Seg[1..7] Dig[1..7] BarDig5 BarDig6 AC LED Not used: Q9, Q12 SCHEMATIC SOUND MODULE 5522-002 REV A.SchDoc Not used: U3, U6, U9, U20 SPSCK SS MOSI MISO SCHEMATIC POWER SUPPLY 5522-004 REV A.SchDoc IRQ SHDN AC LED SHDN Components Not Populated C64, C65 J7 R75, R76, R80, R90 SW6 Additional Information N/A DRAWN BY VK CHECKED BY DATE 01-15-2007 DATE RAR 02-13-2007 ELECTRONIC FILE NAME 5522-000 Rev A.SCHDOC NONIN MEDICAL INC. PLYMOUTH, MN. CONFIDENTIAL The information disclosed herein is confidential and is proprietary to Nonin Medical, Inc. Nonin reserves all patent, proprietary and reproduction rights therein. This information is not to be used or disclosed to any persons without the express written authorization of a representative of Nonin Medical, Inc. TITLE SCHEMATIC 7500 SIZE B DWG NO REV 5522-000 SHEET A 1 OF 7](https://images.bioclinicalservices.com.au/ju9JDDd3B2NY2BEicf2A87Ff/320w/Nonin%20Medical%20Inc%20-%20Model%207500%20Technical%20Service%20Information%202008%20Rev%20B%20-%202008-01.png)
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Page 1
REVISION HISTORY REV
EN
A
4465
DESCRIPTION
DATE
INITIAL RELEASE
EN ORIGINATOR
02/23/07
JEW
Schematic Sheet Connectivity Diagram Fabrication Notes 1. Keep C65 close to J3. SCHEMATIC MICROCONTROLLER 5522-001 Rev A.SchDoc SCHEMATIC OXIMETRY/ANALOG 5522-006 Rev A.SchDoc EVENT MARKER SPO2 ANALOG HR ANALOG TX DATA RX DATA 1WD 1WP
Last Designator Used C67 D7 DS10 GB1 J8 L2 Q24 R95 SW6 TP8 U21 Y2
Not used: C26, C56, C58 Not used: D1
SCHEMATIC DISPLAY MODULE 5522-003 REV A.SchDoc
Bargraph[1..8] EVENT MARKER SPO2 ANALOG HR ANALOG TX DATA RX DATA 1WD BARGRAPH RD 1WP BARGRAPH GN 1CON LED SINK MISO PTA[0..6] MOSI PTB[0..7] SS IRQ SPSCK
Bargraph[1..8]
SCHEMATIC DISPLAYS/SWITCHES 5522-005 Rev A.SchDoc BARGRAPH RD BARGRAPH GN 1CON LED SINK PTA[0..6] PTB[0..7] IRQ
Seg[1..7] Dig[1..7] BarDig5 BarDig6
Seg[1..7] Dig[1..7] BarDig5 BarDig6
AC LED
Not used: Q9, Q12 SCHEMATIC SOUND MODULE 5522-002 REV A.SchDoc Not used: U3, U6, U9, U20
SPSCK SS MOSI MISO
SCHEMATIC POWER SUPPLY 5522-004 REV A.SchDoc
IRQ SHDN
AC LED SHDN
Components Not Populated C64, C65 J7 R75, R76, R80, R90 SW6
Additional Information N/A
DRAWN BY
VK CHECKED BY
DATE
01-15-2007 DATE
RAR
02-13-2007
ELECTRONIC FILE NAME
5522-000 Rev A.SCHDOC
NONIN MEDICAL INC. PLYMOUTH, MN.
CONFIDENTIAL
The information disclosed herein is confidential and is proprietary to Nonin Medical, Inc. Nonin reserves all patent, proprietary and reproduction rights therein. This information is not to be used or disclosed to any persons without the express written authorization of a representative of Nonin Medical, Inc.
TITLE
SCHEMATIC 7500 SIZE
B
DWG NO
REV
5522-000 SHEET
A 1 OF 7
1
2
3
4
5
6
N0PTA0 N0PTA1 N0PTA2 N0PTA3 N0PTA4 N0PTA5 N0PTA6 PTA[0..6]
PTA[0..6] BARGRAPH RD BARGRAPH GN 1CON LED SINK PTB[0..7] SS MOSI SPSCK MISO
P0PTA0 P0PTA1 P0PTA2 P0PTA3 P0PTA4 P0PTA5 P0PTA6 P0BARGRAPH RD P0BARGRAPH GN P01CON LED SINK
N0PTB0 N0PTB1 N0PTB2 N0PTB3 N0PTB4 N0PTB5 N0PTB6 N0PTB7 PTB[0..7]
P0PTB0 P0PTB1 P0PTB2 P0PTB3 P0PTB4 P0PTB5 P0PTB6 P0PTB7 P0SS P0MOSI P0SPSCK
A
P0MISO
A
44 P0U4044 OSC1
15pF
7500
7 P0U407 PTC5 8 P0U408 PTC6 10 P0U4010 RXD 9 P0U409 TXD 20 P0U4020 PTD6 21 P0U4021 PTD7 19 P0U4019 PTD5
P01WP P01WD P0RX DATA P0TX DATA P0HR ANALOG P0SPO2 ANALOG P0EVENT MARKER
P0U4044 PTC2 P0U406 6 PTC4 P0U405 5 PTC3 P0U403 3 PTC1
P0C1202 P0C1201
16 P0U10016
VCC
P0U10011
SRCLK
P0U1009
SDO
P0U10013 13 P0BARGRAPH1 P0BARGRAPH2 P0BARGRAPH3 P0BARGRAPH4 P0BARGRAPH5 P0BARGRAPH6 P0BARGRAPH7 P0BARGRAPH8 G P0U10012 12 RCLK P0U10015 N0BARGRAPH1 15 Bargraph1 QAP0U1001 N0BARGRAPH2 1 Bargraph2 QBP0U1002 N0BARGRAPH3 2 Bargraph3 QCP0U1003 N0BARGRAPH4 3 Bargraph4 QDP0U1004 N0BARGRAPH5 4 Bargraph5 QEP0U1005 N0BARGRAPH6 5 Bargraph6 QFP0U1006 N0BARGRAPH7 6 Bargraph7 QGP0U1007 N0BARGRAPH8 7 Bargraph8 QH
1 P0U1101 CS 10 P0U11010 SCK 14P0U11014 NC
P0U11015 15 HOLDP0U1107 7 WP P0U1103 3 NC
41
P0U4041
VDDA
GP32
C18P0C1801 P0C1802 R18 P0R1802
0.039uF
8 P0U1108 GND 4P0U1104 NC
P0U4040
16
10k
P0U21016
42
10 P0U21010 SCK 14P0U21014 NC
VCC
P0U4042
1 P0U2101 CS
P0U11011 11 NC P0U11012 12 NC P0U1105 5 NC P0U1106 6 NC
C
U21 15 HOLDP0U2107 7 WP P0U2103 3 NC
9P0U2109 SI 13P0U21013 NC
P0R1801
+5V SOURCE
Oximeter Source
+5V
+5V-B
D
P0U21015
D
SCHEMATIC 7500 MICROCONTROLLER
P0R4602
P0Q70GATE
P0R4601
0.1uF
TITLE
P0Q70SOURCE P0Q70DRAIN
R46
C63
P0U21011 11 NC P0U21012 12 NC P0U2105 5 NC P0U2106 6 NC
Q7
NONIN MEDICAL INC. SIZE
1.00M
PLYMOUTH, MN 3
0.1uF
18
2 P0U2102 SO
2
C13
P0U4018
PTD4
C17P0C1702 P0C1701 0.1uF
1
B
+5V
VSSA CGMXFC
0.1uF
40
2 P0U1102 SO
8 P0U2108 GND 4P0U2104 NC
C19
P0C1902 P0C1901
+5V C
Bargraph[1..8]
U11
9P0U1109 SI 13P0U11013 NC P0U401414 MOSI P0U4015 15 SPSCKP0U4013 13 MISO
N0BARGRAPH1 N0BARGRAPH2 N0BARGRAPH3 N0BARGRAPH4 N0BARGRAPH5 N0BARGRAPH6 N0BARGRAPH7 N0BARGRAPH8 Bargraph[1..8]
+5V
P0C1302 P0C1301
32.768KHz
P0R1602
C25
10M
9 PTB0 N0PTB1 PTB1 N0PTB2 PTB2 N0PTB3 PTB3 N0PTB4 PTB4 N0PTB5 PTB5 N0PTB6 PTB6 N0PTB7 PTB7
CLR
14 P0U10014 SDI 11
N0PTB0
P0U10010
P0C6302 P0C6301
2P0Y102
R16
10
GND
3P0Y103
330k
N0PTA0 PTA0 N0PTA1 PTA1 N0PTA2 PTA2 N0PTA3 PTA3 N0PTA4 PTA4 N0PTA5 PTA5 N0PTA6 PTA6
P0U1008
15pF
4
C24
Y1 P0Y104
43 P0U4043 OSC2
P0R1702
P0R1601
P0R1701
1P0Y101
P0C2402 P0C2401 P0C2501 P0C2502
1WP 1WD RX DATA TX DATA HR ANALOG SPO2 ANALOG EVENT MARKER
R17
0.1uF
8
11 P0U4011 IRQ
P0IRQ
B
Reset
P0U403232 PTA0P0U4033 33 PTA1P0U4034 34 PTA2P0U4035 35 PTA3P0U4036 36 PTA4P0U4037 37 PTA5P0U4038 38 PTA6P0U4039 39 PTA7 P0U402 2 PTC0 P0U4012 12 SSP0U4022 22 PTB0P0U4023 23 PTB1P0U4024 24 PTB2P0U4025 25 PTB3P0U4026 26 PTB4P0U4027 27 PTB5P0U4028 28 PTB6P0U4029 29 PTB7
16
IRQ
P0U401
U10
P0U11016
1
C12
30
U4
1000pF
31
1
P0R2102
VCC
GND
P0U4030
MR
C15
P0R2101
P0C2102 P0C2101
P0U4031
P0U1201
P0U1203
P0C2002 P0C2001
VSSAD
3
0.1uF
VDD
0.1uF
0.1uF
16
C14
C21
P0U4016
RESET
+5V
R21 100k
C20
VSS
VCC
2
P0U1202
4.7k not populated
+5V
17
P0U1204
+5V
P0U4017
4
R75
VDDAD
U12 P0C1502 P0C1501
P0C1402 P0C1401
+5V
P0R7502
P0R7501
+5V
4
5
B
DWG NO
REV
5522-000 SHEET
6
A 2 OF 7
1
2
3
4
5
6
+5V
0.1uF
N0SD3 SD3
4.7k
N0SD4 SD4
P0C2901 P0C2902
C38 0.15uF
P0U13030
CGMXFC
C37
+5V 28 0.015uF
C30 0.1uF
29
P0U13028
VDDA
P0U13029
VSSA
GR8
4
P0R3101
P0U1409
SDO
9
3 2
32.768KHz C35
P0R3202
P0C3501 P0C3502
15pF
N0SD1 SD1
+5V
N0SD0 SD0
N0SD3 SD3 N0SD4 SD4 N0SD5 SD5
11 PTD4 P0U1301212 PTD5 P0U1301313 PTD6 P0U1306 6 PTD1 P0U1301818 PTB4 P0U1301717 PTB3 P0U1301919 PTB5 P0U13011
N0SD6 SD6 N0SD7 SD7
B
C36 0.1uF
U15
SD[0..7] N0SD0 N0SD1 N0SD2 N0SD3 N0SD4 N0SD5 N0SD6 N0SD7
R33 P0R3301
P0R3302 N0SD0 SD0
1.00k P0R3401
N0SD1 SD1
P0R3402
N0SD2 SD2
R34
N0SD3 SD3
1.00k
N0SD4 SD4 N0SD5 SD5
+5V
N0SD6 SD6
C33
N0SD7 SD7
P0U1501
PL
10
P0U15010
SDI
P0U1502
2
P0U15015
15
CLK
CKE
9
P0U1509
Q7
Q17
7
P0U1507
Q7
R81 1.5k
P0R8102
4
MISO
P0Q170DRAINP0Q170SOURCE P0MISO
8
2P0U1702
P0SS
P0U1704
VCC
11 P0U15011 D0 12 P0U15012 D1 13 P0U15013 D2 14 P0U15014 D3 3 P0U1503 D4 4 P0U1504 D5 5 P0U1505 D6 6 P0U1506 D7 1
0.1uF
5
U17
P0U1705
P0C3301 P0C3302
SS
SPSCK
15pF
N0SD2 SD2
P0U1301414 PTB0 P0U1301515 PTB1 P0U1301616 PTB2
11P0SPSCK
N0SD7 N0SD6 N0SD5 N0SD4 N0SD3 N0SD2 N0SD1 N0SD0
P0R3201
P0U14011
SRCLK
P0R8101
30
P0R2701
P0U1303131 OSC2 P0U1302525 PTA3 P0U1302424 PTA2 P0U1302323 PTA1 P0U1302222 PTA0
10M R32 330k
MOSI
P0Q170GATE
P0R2702
Y2P0Y204
14P0MOSI
16
2k
P0C3002 P0C3001
P0C3802 P0C3801
R27
P0C3401 P0C3402
26 PTC0 P0U1301 1 RST P0U1303232 OSC1 P0U13026
P0U15016
VSSAD
SDI
VCC
P0U13021
27 P0U13027 PTC1 P0C3702 P0C3701
B
VDDAD
C34
A P0U14014
GND
P0R2802
100k
0.1uF
P0U14010
P0U1508
21
P0U13020
N0SD7 SD7
C31
P0C3602 P0C3601
0.1uF
ALARM 2500A
R28
P0C3202 P0C3201
P0R2801
C32
20
N0SD6 SD6
R31
+5V +5V
P0U1309
IRQ RxD P0U1302 TxD P0U1308 PTD3 P0U1307 PTD2 P0U1305 PTD0 P0U1303
VSS
P0U1304
P0R3102
Sound Module Flash Reprogramming
P0U13010
4 3 2 8 7 5
VDD
1 P0J701 2 P0J702 3 P0J703 4 P0J704
10
U13
not populated
9
J7
N0SD5 SD5
0.1uF
SD[0..7]
+5V
R30
P0R3002
+5V
N0SD2 SD2
C28
8
C29
N0SD1 SD1
10
P0U1408
P0R3001
A
N0SD0 SD0
1P0Y201
IRQ
P0C2801 P0C2802
100k P0IRQ
CLR
VCC
P0R2902
P0Y202 P0Y203
P0R2901
13 G 12 P0U14013 RCLK 15 P0U14015 P0U14012 QA 1 P0U1401 QB 2 P0U1402 QC 3 P0U1403 QD 4 P0U1404 QE 5 P0U1405 QF 6 P0U1406 QG 7 P0U1407 QH
P0U14016
R29
GND
U14
P0C3102 P0C3101
+5V
16
+5V
3
P0U1703
GND
C
C
SHDN
P0SHDN
+5V-A
SCLK
P0U1805
0.22uF
P0R3502
20.0k
R36 P0R3601
3
P0U1602 BYPASS
P0U1603
IN+
4 P0U1604 IN-
R35
P0C4101 P0C4102 P0R3501
0.15uF
C42
P0U1606
VCC
SHDN
J4
P0U16088 Vo-P0U1605 5 Vo+
P0U1607
C41
2 P0J401 1 P0J402
To Speaker
D
P0R3602
TITLE
28.0k
SCHEMATIC 7500 SOUND MODULE
C43
2
5
P0U1802
D
GND
SYNC P0U1801 1 VOUT 4 P0U1804 DIN P0U1806
2
P0U1601
7
3
0.1uF
P0U1803
VDD
6
0.22uF
P0C4202 P0C4201
P0C3901 P0C3902
P0C4001 P0C4002
U18
1
PAD
C40
P0U1609
C39
GND
+5V
9
+5V
6
U16
P0C4301 P0C4302
NONIN MEDICAL INC. SIZE
1500pF
PLYMOUTH, MN 1
2
3
4
5
B
DWG NO
REV
5522-000 SHEET
6
A 3 OF 7
1
2
AC LED
3
4
5
6
P0AC LED
+5V P0R4101
Alarm Bar
Power Connected
P0DS90CATHODE
DS9
R79 200
P0R4002
200
P0DS90ANODEP0R4102
P0DS50ANODE P0R7901 P0DS50CATHODE
R40
A
P0R7902
R39
DS5
R41 200
Sensor Disconnect
P0DS80ANODE
DS8
200
P0R3802
P0R3702
Pulse Quality
P0R4001 P0DS80CATHODE
P0DS70ANODE P0R3901 P0DS70CATHODE
R38 200
200
P0R1902
200
R37
DS7
P0R3902
R19
P0R3801 P0DS60CATHODE
P0DS40Y 0Cathode
P0DS40R0Cathode P0R3701
P0R1901
P0DS30R0Cathode
P0DS30Y 0Cathode
DS6
Low Battery
P0DS60ANODE
P0DS40Y 0Anode
Audio Inhibited Y
RP0DS40R0Anode
DS4 Y
RP0DS30R0Anode
DS3
P0DS30Y 0Anode
A
B
N0DIG7 Dig7
B
DS10 P0DIG1 P0DIG2 P0DIG3 P0DIG4 P0DIG5 P0DIG7 P0DIG6
E
E
P0R5401
8 P0DS1008 bar10
5P0DS1005 bar9
P0R5301
47
47 C
Bargraph8
Bargraph7
11P0DS1011 A
3
P0DS103
47 Bargraph6
DP
47 Bargraph5
D
47 Bargraph4
D
C
47 Bargraph3
D
C
47 Bargraph2
7P0DS107 B
C
47
N0DIG3 Dig3
P0R5402 N0BARGRAPH8
8
P0R5302 N0BARGRAPH7
E
9P0DS1009 bar8
R47 R48 R49 R50 R51 R52 R53 R54
P0DS108
DIG3
4P0DS1004 bar7
G
P0R5201
G
10P0DS10010 bar6
G
P0R5101
N0DIG2 Dig2
P0DS109
DIG2
Bargraph1
N0SEG1 Seg1
9
B
P0R5202 N0BARGRAPH6
N0SEG2 Seg2
F
P0R5102 N0BARGRAPH5
4P0DS104 C
B
N0DIG1 Dig1
3P0DS1003 bar5
N0SEG3 Seg3
F
12
P0R5001
2P0DS102 D
B
P0DS1012
DIG1
P0R5002 N0BARGRAPH4
N0SEG4 Seg4
F
A
11P0DS10011 bar4
1P0DS101 E
A
P0R4901
N0SEG5 Seg5
A
P0R4902 N0BARGRAPH3
10 P0DS1010 F
2P0DS1002 bar3
N0SEG6 Seg6
P0R4801
5P0DS105 G
6 P0DS1006 RED 12P0DS10012 bar2
N0SEG7
P0R4802 N0BARGRAPH2
C
HR
DS1
P0R4702 N0BARGRAPH1
Seg7
P0SEG1 P0SEG2 P0SEG3 P0SEG4 P0SEG5 P0SEG6 P0SEG7
1P0DS1001 bar1
N0SEG1 N0SEG2 N0SEG3 N0SEG4 N0SEG5 N0SEG6 N0SEG7 Seg[1..7]
Seg[1..7]
7 P0DS1007 GRN
P0R4701
N0DIG1 N0DIG2 N0DIG3 N0DIG4 N0DIG5 N0DIG6 N0DIG7 Dig[1..7]
Dig[1..7]
N0BARGRAPH1 N0BARGRAPH2 N0BARGRAPH3 N0BARGRAPH4 N0BARGRAPH5 N0BARGRAPH6 N0BARGRAPH7 N0BARGRAPH8 Bargraph[1..8]
SpO2
DS2 5P0DS205 G 10 P0DS2010 F
A
1P0DS201 E
F
2P0DS202 D
B
F
G
4P0DS204 C
A B
F
G
P0DS2012
12
N0DIG4 Dig4
P0DS209
9
N0DIG5 Dig5
8
N0DIG6 Dig6
DIG1 B DIG2
G
P0DS208
E
7P0DS207 B
C D
11P0DS2011 A
D
A
E
C D
E
C D
DIG3
DP
3
P0DS203
D TITLE
BarDig5 BarDig6 Bargraph[1..8]
SCHEMATIC 7500 DISPLAY MODULE
P0BARDIG5 P0BARDIG6
NONIN MEDICAL INC. SIZE
P0BARGRAPH8 P0BARGRAPH7 P0BARGRAPH6 P0BARGRAPH5 P0BARGRAPH4 P0BARGRAPH3 P0BARGRAPH2 P0BARGRAPH1
PLYMOUTH, MN 1
2
3
4
5
B
DWG NO
REV
5522-000 SHEET
6
A 4 OF 7
2
3
4
5
6
+5V
8
470pF
NC NC
not populated
100k
P0SHDN
P0U206
BYP
0.1uF
C3 0.01uF
P0C102 P0C101
C4
330uF
0.1uF A
6
U8D
P0R7702 P0R7801
4
R77
4 NCP0U204 9 NCP0U209
P0U208
SHDN
SW6
C62
P0C402 P0C401
P0U203 P0U205
PAD GND
P0R5701
not populated
P0R7701
SHDN
P0U2011
C2
13 7 P0U207
10uF
P0R7602
P0SW601
C61
10k
C1
P0U2013
P0C6202 P0C6201
P0C6102
GND
7 FBP0U1906 6 TP P0U1907
P0U1904
ERROR
P0TP301
P0C6101
P0R7601
P0U1905
1uF
P0C6002
0
1 OUTP0U1902 2 SE P0U1901
3 P0U1903 SD
P0C6001
C60
5
0.1uF
11 P0U2010 IN
12 1 P0U201
U19 8 P0U1908 IN
+5V
R76
100uF
C59
2 OUT 3 OUT 5 SENSEP0U202
IN
P0U2012
+5V-A
C57
R57
P0SW604 P0R5702
A
P0C5702 P0C5701
TP3
P0C5902 P0C5901
10
P0C302 P0C301
U2
P0C202 P0C201
1
P0U8D013 13 -
R78 +5V
P0R7802
P0R5501
33k
12
To Display 14
P0U8D014
AC LED
P0AC LED
P0U8D012
+
R55
R63
P0R6502
P0R6302
P0R6401
R74
P0C5101
C51
P0R7301
D3
R70
P0R7002
P0U5011 11 LED2P0U5010 10 LED1P0U509 9 SNS
VBATT
L1 P0L101
P0L102
100uH D2
P0C5501
P0R7202
P0C5401 P0R7302
5 2 1
100k P0TP701
13
3P0Q1403
100uF
P0C5502
TP7
P0R7001
TP6
P0U5016 16 INHP0U5015 15 DISP0U5014 14 MOD
P0D30ANODE
Q14
P0Q1406 P0Q1404
C54
C55 10uF
C
1uF
C53 1000pF
R71 1K
TP1
TP2
510k P0R6402
R65
4.99k
200k P0R6501
390 P0R7401
P0R6001
P0R6301
P0R7402
P0R6002
TM2 P0U506 TC0 P0U507 TS P0U508 BAT
P0Q110GATE
R73
P0R7101
R64
402k
1 2 P0J502 3 P0J503 4 P0J504
P0R6202
R60
J5 P0J501
510k
0.1uF P0C5302 P0C5301
VBATT
Battery Connector
R62
P0TP801
P0R6102
6.49k
C50
P0U505
100k
Q11
P0D30CATHODE
P0TP201
R61
P0R6201
18.7k
P0C5102
TP8
R67 P0C5002 P0C5001
0.1uF P0R6701
P0R6101
+5V
C52
5 6 7 8
R68
P0TP601
63.4k
P0R6702
P0C5202 P0C5201
C
R66
P0U501 DCMD P0U502 DSEL P0U504 TM1 P0U503 VSEL
P0R6801
P0R7102
3.3uF
1 2 4 3
P0U5013
C49
U5
12 P0U5012 VSS
P0C4901
4
P0R6602
P0U104
5/3
3
P0R6601
0.1uF
GND
C48
P0U105 SHDN
OUT P0U102
5
P0U103
P0C4902
1 P0U101 IN
2
P0C4802 P0C4801
U1
VCC
P0TP401
P0R6802
P0R6902
2k
P0R5802
0.15 1% 1W
R69
P0C5402
TP4
P0Q110SOURCEP0Q110DRAIN
R58
Q13 P0Q130BASE
P0D20ANODE P0D20CATHODE
6.8k
0.1uF
B
2k
P0TP101
VBATT
R72
D6
P0Q1401 P0Q1402 P0Q1405
1 2 P0Q1002 5 P0Q1005
P0Q1001
6 4
VBATT
6 4
P0Q1004 P0Q1006
R59
C46
P0R5602
3
P0R5901
P0Q1003
20k
0.1uF
P0D50CATHODE
P0R6901
CHARGER
C45
Q10
P0R5902
100uF
P0C4502 P0C4501
C44
P0R5801 P0C4602 P0C4601
P0C4401
2
1
D4
P0C4402
2
P0L202
3P0L203
3
L2
P0L201
4P0L204
1
P0D40ANODE P0D40CATHODE
P0J602 P0J603 P0J601
J6
P0D60ANODE
100k
P0D50ANODE
B
VBATT
P0Q130EMITTER P0Q130COLLECTOR
D5
R56
P0R7201 P0D60CATHODE
P0R5601 P0R5502
100k
D
D TITLE
SCHEMATIC 7500 POWER SUPPLY
NONIN MEDICAL INC. SIZE PLYMOUTH, MN 1
2
3
4
5
B
DWG NO
REV
5522-000 SHEET
6
A 5 OF 7
1
2
3
4
5
6
VCC
6 P0U706 CS1 4 P0U704 CS2 5 P0U705 CS3
P0Q60GATE
P01CON LED SINK P0BARGRAPH RD
P0Q150GATE
P0BARGRAPH GN
P0Q160GATE
Q15
P0Q160DRAINP0Q160SOURCE
+5V
15 Y0 P0U7014 14 Y1 P0U7013 13 Y2 P0U7012 12 Y3 P0U7011 11 Y4 P0U7010 10 Y5 P0U709 9 Y6 P0U707 7 Y7
Q6
Q5
Q4
Q3
0.1uF
C47 10uF
A
N0DIG1 N0DIG2 N0DIG3 N0DIG4 N0DIG5 N0DIG6 N0DIG7 Dig[1..7]
P0DIG7 P0DIG6 P0DIG5 P0DIG4 P0DIG3 P0DIG2 P0DIG1
Dig[1..7]
Dig1 N0DIG2 Dig2 N0DIG3 Dig3 N0DIG4 Dig4 N0DIG5 Dig5 N0DIG6 Dig6 N0DIG7 Dig7 N0DIG1
P0Q80GATE
R20 P0R2001
Q16
C23
P0C4702P0C4701
Q2
Q1
P0C2302 P0C2301
P0Q20DRAIN P0Q20SOURCE
P0Q30GATE
P0Q20GATE
P0Q80SOURCE P0Q80DRAIN
1 P0U701 A0 2 P0U702 A1 3 P0U703 A2
P0U7015
P0U7016
PTA0 N0PTA1 PTA1 N0PTA2 PTA2 N0PTA3 PTA3 N0PTA4 PTA4 N0PTA5 PTA5 N0PTA6 PTA6 N0PTA0
P0Q40GATE
P0Q40DRAIN P0Q40SOURCE
P0PTA6 P0PTA5 P0PTA4 P0PTA3 P0PTA2 P0PTA1 P0PTA0
P0Q50GATE
P0Q50DRAIN P0Q50SOURCE
0.1uF
P0Q150DRAINP0Q150SOURCE
1CON LED SINK BARGRAPH RD BARGRAPH GN
U7
8 P0U708 GND
PTA[0..6]
N0PTA0 N0PTA1 N0PTA2 N0PTA3 N0PTA4 N0PTA5 N0PTA6 PTA[0..6]
C22
16
A
P0Q60DRAIN P0Q60SOURCE
P0C2202 P0C2201
+5V
P0Q30DRAIN P0Q30SOURCE
P0Q10GATE
P0Q10DRAIN P0Q10SOURCE
+5V
Q8
P0R2002
1.00M
BarDig6 BarDig5
P0BARDIG6
B
P0BARDIG5
B
IRQ
PTB[0..7]
P0R2601
P0R2501
R24
R25
R26 100k
P0R2602
100k
P0R2402
100k
P0R2302
100k
P0R2202
100k
R23
P0R2502
R22
P0R2401
P0R2301
P0R2201
+5V
P0IRQ
N0PTB0 N0PTB1 N0PTB2 N0PTB3 N0PTB4 N0PTB5 N0PTB6 N0PTB7 PTB[0..7]
SW1P0SW101
P0SW104
ON/OFF
SW2P0SW201
P0SW204
ALARM SILENCE
SW3P0SW301
P0SW304
MENU
SW4P0SW401
P0SW404
SW5P0SW501
P0SW504
INCREMENT DECREMENT
P0PTB7 P0PTB6 P0PTB5 P0PTB4 P0PTB3 P0PTB2 P0PTB1 P0PTB0
C
R83 P0R8301
P0R8302
R84 P0R8401
P0R8402
R85 P0R8501
P0R8502
R86 P0R8601
P0R8602
R87 P0R8701
P0R8702
R88 P0R8801
51
N0SEG1 Seg1
51
N0SEG2 Seg2
51
N0SEG3 Seg3
51
N0SEG4 Seg4
51
N0SEG5 Seg5
51
N0SEG6 Seg6
51
N0SEG7 Seg7
P0R8802
Q24
C
R44 D TITLE
R45
SCHEMATIC 7500 DISPLAYS/SWITCHES
499k P0R4502
1000pF
P0R4501 P0R4402
499k
C16
NONIN MEDICAL INC. SIZE PLYMOUTH, MN
1
2
Seg[1..7]
P0SEG7 P0SEG6 P0SEG5 P0SEG4 P0SEG3 P0SEG2 P0SEG1
VBATT P0R4401
P0Q240GATE
P0R8202
P0C1602 P0C1601
D
P0Q230GATE
Q23
R82 P0R8201
P0Q240SOURCEP0Q240DRAIN
N0PTB1 PTB1 N0PTB2 PTB2 N0PTB3 PTB3 N0PTB4 PTB4 N0PTB5 PTB5 N0PTB6 PTB6 N0PTB7 PTB7
P0Q220GATE
Q22
P0Q230SOURCEP0Q230DRAIN
P0Q210GATE
Q21
P0Q220SOURCEP0Q220DRAIN
P0Q200GATE
Q20
P0Q210SOURCEP0Q210DRAIN
P0Q190GATE
Q19
P0Q200SOURCEP0Q200DRAIN
P0Q180GATE
Q18
P0Q190SOURCEP0Q190DRAIN
N0PTB0 PTB0
P0Q180SOURCEP0Q180DRAIN
N0SEG1 N0SEG2 N0SEG3 N0SEG4 N0SEG5 N0SEG6 N0SEG7 Seg[1..7]
3
4
5
B
DWG NO
REV
5522-000 SHEET
6
A 6 OF 7
1
2
3
4
5
6
R89 100k
R42
P0R8902
P0R8901
+5V
A
P01WP
1WD
P01WD
J1 OEMIII
1WP
P0R4202
2.0k
1 WIRE
P0J108
P0J1010 10
P0J107
P0J1011 11
P0J106
12 P0J1012
P0J105
P0J1013 13
P0J104
14
P0J103
15 P0J1015
P0J102
R93 P0R9301
8
1k
P0R9302
A
1WD RX DATA
P0RX DATA
9
P0J109
1 WP
P0R4201
TX DATA
P0TX DATA
7 6
+5V P0R501
5
R5
4
+5V 10
R92
R11 324k
R10
P0R1202
+
7
P0U8B07
-
P0R8002
1K
R9
P0R1001
6
P0U8B06
R95
P0R1002
1.00M
C11 5600pF
C10
P0R701
0.1uF
R8 1.69M
P0R702
SPO2 ANALOG
2.49M
C9 0.039uF
P0C502 P0C501
VDD-
1K
D7
R14 10k
P0R1402
5 9 P0J304 4 P0J308 8 P0J303 3 P0J307 7 P0J302 2 P0J306 6 P0J301 1 P0J305 P0J309
0.1uF
2
P0U8A02
R43
3
P0U8A03
+
EVENT MARKER
P0R4301 MARKER P0R4302 P0EVENT
360k P0R1301
1
P0U8A01
P0R1502
VDD+
-
C
C5
R13 91k
P0R1302
P0R1501
P0U8A04
11 P0U8A011
1000pF not populated
R15 P0R1401
C65
EVENT
P0D702
P0C6502 P0C6501
1K
P0R9102
4
U8A
R91
P0D701
P0R9001 P0R9002
P0R902
1.00M
P0R9502
0 not populated
J3
P0J3010
R7
P0R901 ANALOG P0SPO2
P0C902 P0C901
R12 SpO2P0R1201
5
P0U8B05
P0R801
U8B
R90
1
10
0.039uF
+5V
P0R9101
P0J3011
C6
+5V
+5V
11
HR ANALOG
B
10k
DATA
P0R102
2.49M P0C602 P0C601
R2 1.69M
P0R9501
C
P0R201
0.1uF
P0R802
100k not populated
P0R101
C7
P0R9402
100k
1000pF
5600pF
1.00M
10k
P0J2010
C67
C8
P0R302
P0R202
P0R9401
1.00M
R1
P0R301 P0HR ANALOG P0C702 P0C701
P0C802 P0C801
-
9
P0U8C09
P0R402
P0C1002 P0C1001
1 2 P0J803 3
P0R602
R94
R80
P0J802
P0R601
8
P0U8C08
1K
J8 P0J801
R6
HR
R3
P0R401
P0R9202
1000pF
11
P0J2011
P0R8001
C66
R4
10
P0U8C010
+
P0R1101
0.1uF
P0R502
U8C
P0R9201
C27 P0C6602 P0C6601
P0C2702 P0C2701
P0C6401 P0C6402
1
P0J101
P0C6702 P0C6701
P0TP501
100uF not populated
5 9 P0J209 4 P0J204 P0J208 8 P0J203 3 P0J207 7 2 P0J202 6 P0J206 1 P0J201
SENSOR
P0J205
+5V-B 16 P0J1016
J2
P0C1102 P0C1101
2
GB1
P0R1102
3
P0J1014
C64 B
P0GB10GB
324k
TP5
D
D TITLE
SCHEMATIC 7500 OXIMETRY/ANALOG
NONIN MEDICAL INC. SIZE PLYMOUTH, MN 1
2
3
4
5
B
DWG NO
REV
5522-000 SHEET
6
A 7 OF 7