Technical Service Information
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Technical Service Information 2003
Model 2120
English
P/N 4049-000 Rev A
REV EN DATE ORIG APPD A 2714 10-21-02 KLW KEW B 2726 10-29-02 JDS JDS V_BATT_S
8 7
IN FB
6
+5V_OXI
+5V_OXI
U2
R2 20
1 2
OUT SE
TP
SD G 3
4
C57
C2
0.1uF
10uF
C1 0.1uF
+
U4
330uF
C5 0.1uF
R3
U5
5
4
6
3
8.2
R4
5
4
RESET 41
6
3
NC NC NC NC
7
2
7
2
8
1
8
1
J1
R7 1.5K
+ -
42
7
PA0
PD1
28
6
PA1
PB0
8
PB1
5
9
PB2
6
18
10
PB3
11
PB4
12
PB5
13
PB6
14
PB7
15
PA6
1
PA7
44
PD3
30
PD4
31
PD5
32
PD0
27
2 1
C42 1000pF
VCC RESET Gnd
MR
Q2
R10
Oximeter Data Serial_Input
R11 10K
4.7K
INTEGRATE
3
PA4
AMBIENT
2
PA5
D1
0.1uF
+5V_OXI -3.5V
4
C1
S
IN
U7B U6C C0
5
10
C1
+
9
8
14
+5V_OXI
11 S
IN G
INH
VE
C9 10pF
8
6
7
R16
2M CLEAR
16 U7C
V C0
-
4 +5V_OXI
13
R14
12
20.5K 1%
15
1
10
C1
S
IN
C0
33
TCMP
2
-3.5V
-3.5V
90.9K 1%
D2
C10 1200pF
R17 909 1% C12 3.3uF
C13 3.3uF
13 12
+
14 U6D
8
2 3
5
NO2
COM2
V-
COM1
4
6
R19 100K
-3.5V
NO1
2
1
7
ZERO CROSS
35
TCAP
U8B
1
C14 0.1uF +5V_OXI
IN2 IN1
+5V_OXI
5
U8A
V+
U9
6
R18 100K
8
+
Ground Guard Band
C11 0.1uF 4
+5V_OXI
-
IRED
3 7
RED
MAX4541
5
PA2
4
PA3
29
PD2
34
PD7
36
OSC2
C44 0.1uF
R20 100K
SENSOR TYPE R21 100K
DP2 C15
Y1
10M 37 C17 22pF
OSC1
C18 22pF
PC0 PC1 PC2 PC3
26 25 24 23
PC4 PC5 PC6
21 20 19
47uF 3
1
2
R22
+
1
9
+
3
U6A
+
2
R12 3
+
11
-
U7A
4.7K
+
R13
-
C8 100pF
C45 0.1uF
+5V_OXI
-3.5V
+
C61
C43 1000pF
V_BATT_S
SHIELDED AREA
10uF
3
V_BATT_S
Ground Guard Band
L4
4
MAX6314
PC7
Q1
5
+
C60
IRQ
10K
RED
IRED
-
4
9
0.1uF
R5
R6 100k
U6B 7
U1
3
8
C7
+5V_OXI
DI9952/SO
R8 100k
2
7
10k
C58 0.1uF
0.1uF
1
6
R9
C59 0.1uF
39 40 22 16 +5V_OXI
3
2 +5V_OXI
43
VPP
18
DI9952/SO
C6
38
VDD
1
+5V_OXI DP1
U3
+
C3
C16 47uF
VSS
Oximeter Circuit
17
68HC705C8A
UNLESS OTHERWISE SPECIFIED DRAWN BY
DATE
DIMENSIONS ARE IN INCHES TOLARANCES ON .X 0.0 .XX 0.00 .XXX 0.000 ANGLES 0.0 O
10-29-02
JDS
NONIN MEDICAL INC. PLYMOUTH, MN
CONFIDENTIAL
CHECKED BY DATE
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.
ELECTRONIC FILE NAME
TITLE
THIRD ANGLE PROJECTION
DRAWING CONFORMS TO SIZE ANSI 14.5M-19994 DO NOT SCALE DRAWING SCALE
SCHEMATIC, INTERFACE BRD II, 2120 REV
DWG NO.
4037-000
B SHEET
1
OF3
Sound Data Serial Clock
V_BATT_S
+5V
Sound Enable J2
V_BATT_S Serial_Input Oximeter Data
To Oximeter +5V V_BATT_S
*
J3 1 2 3 4 5 6 7 8 9 10
NIBP Connector
J10
Optional Printer Connector
Sound Cmd
1 2 3 4 5 6 7 8 9 10 11 12 13
1 2 3
26 25 24 23 22 21 20 19 18 17 16 15 14
V_BATT AC Enable Gas Guage Power Control
CON26A
CON3
Display Board Interface Connector
V_BATT_S
+5V
+5V
0.1uF
140K 1%
R43 6.8K
J6
+ C75
R94 390
C48 .01uF
100uF
1 2 3
1 2 3
2 Vin
3
2
C51 10uF
4 6
R44
D5
2 1 5
D7
3
U29 HYST
OUT
5 4
4
THOLD
2
+
C22
8
C23
100uf
U14 VIN REF FB GND
0.1uf
+5V 4 6
CS EXT OUT
2 1 5
6 7
L6
100uH
3
1
D6 C25 330uf
+
+
C26
330uF
C24 10uf
+
R89 100K
3
0.15 1% C71 .01uF
FE1
100uH
2
0.05 1%
5
D10
L5
Q6
Q5
FE2
CON4
Battery Charger Connector
2 1 5
V_BATT Thermistor -V_BATT
422K 1% R90
R42
R91 100K
R88
J5
Battery Connector
+
Q3
Q4
D3 S1A
SHDN
R40 2K
D4 S3A
1 2 3 4
Gnd
15
RS-232 Connector
R92 5.1K
470K
R36 100K
3
SP3220
R35 5
Adjust
0.1uF
6
C2-
4 6
10 8 6 4 2
C1-
4
Vout
C66
0.1uf
+5V
J4 9 7 5 3 1
4
R41 100K
11 5
T1 In C2+
C21
C63 0.1uF
R1 Out
VC1+
Enable
TLV3401
8
7 2
1 Q8
9
V+
0.1uF
U12 1
4
R39 100K
16
SHDN
V+
3
GND
3
U10
R37 10K +5V
1
3
C64
0.1uF
EN
GND
C65
U25
R1 In T1 Out
14
8 13
VCC
5
C67
To Sound Module
IRQ Line
R85 5.1K
R50
R86 1M
5
C52 10uF
1
+
+C76
IN
5
100uF
R87
C78
90.9K 1%
0.1uF
OUT
SHDN 5/3 GND
3 R46
4
1 2 3 4 5 6 7
+5V
**
C28
R61
5 6 7 8
510K
R62 27.4K 1%
+ C32 1uf
C31 0.1uf
TM2 TC0 TS BAT
INH DIS MOD LED2 LED1 SNS
16 15 14
R59
+5V REF CHG DQ N/C SB DISP SR
15 14 13 12 11 10 9
R49 100K C29 0.1UF
R54 100K 1%
2K R58 100K R60 0.12 1%
11 10 9
C30 0.1uf
Gas Guage/ Charging Circuit
C33 0.1uf
C34 1000pf
R52 200K
R56 100K
13
DCMD DSEL TM1 VSEL
VCC
1 2 4 3
510K
U16
VSS
R51 73.2K 1%
4.53K 1%
R64 3.57K 1%
0.1uF
R93 0
LCOM SEG1 SEG2 SEEG3 SEG4 SEG5 DONE
12
R55
R63 200K
U15
R48 100K
3.3uF
R45 499K 1%
C27 0.1uF
R47
200K 200K
+ C77
2
402K 1%
R57
+5V
Q7
16
U22 MAX1615
VCC
Adjust
4
VSS
C19 0.1uF
+5V Vout
8
Vin
GND
Enable
Gnd
R84 3.6K
R
1
3
+
100K 1
4
C68 1uF
IN
U28 MIC29302
2
R72
U13 2
R65 1K
R66 200K
UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES TOLARANCES ON .X 0.0 .XX 0.00 .XXX 0.000 ANGLES 0.0 O
NOTES: * J10 INTENTIONALLY NOT POPULATED ** R93 INTENTIONALLY NOT POPULATED
Power Supply
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
THIRD ANGLE PROJECTION
SIZE SCALE
SCHEMATIC, INTERFACE BRD II, 2120 REV
DWG NO.
4037-000
B SHEET
2
OF3
+5V +5V
C35
0.1uF
C73
0.1uF
+5V
R96 4.7K
+5VSound +5V
0.1uF
+5VSound
C36 0.1uF
R1 100K +5VSound
16 15
IRQ Line
+5V
REFIN VDD
WR
18
VOUTB
12 13
CS A/B
+
U19D 14
6 5
+5VSound 7 R25
R69 3.74K 1% +5VSound
+5VSound C40 0.1uF
18 19 20 21
6 5
U26B
C69 0.1uF
R70
7
3K
C41 0.1uF U21 4 1 3 2
C20 .01uF
11 12
GP32
U20 CLK
LOAD/SHIFT
R73 3K IN2 IN1
DATA IN
OUT1
DATA OUT
R71 10K
C46
OUT2
+
VIN CD FC1 FC2
C47 0.15uF
1.5uF
VO1 VO2
J7
5
1 2
8
CON2
Speaker Connector
20 +5VSound
4 C55 .01uF
2 17
C70
4 3 2
U26A
+
0.1uF
1
11
R27 910
.33uF
C50 .033uF 2 4 6 8 10
10 9
R95
+
U19C 8
R28 910
-
100K
R75
D8
U26C 8
+ -
+5VSound
R83 100K
R82 100K
R81 100K
R80 100K
R79 100K
R78 100K
20
R77 100K
R76 100K
8
6
4
2
7
5
3
1
OE
10
1
9
C62 10uF
9
R30 2K
10K C53 0.1uF
12 13
12
7
1D 2D 3D 4D 5D 6D 7D 8D
11
3
1Q 2Q 3Q 4Q 5Q 6Q 7Q 8Q
14
6
+
3 4 7 8 13 14 17 18
16
G
2 5 6 9 12 15 16 19
13
G
U24 A0 A1 A2 A3 A4 A5 A6 A7
VCC
G
1 2
11
SDOUT SE
GND
C4 0.1uF
IN
LE
5 8
+5VSound
U23
15
+5VSound
R74 1M
10
+
U26D
14
-
10
1 3 5 7 9
R29 1K
C54 .33uF
C56 J8
910
-
R26 910
10
C49 .01uF
U19B
LDAC
AD7302
2 3 4 5 6 7 8
CGMXFC 42
16
VSSAD
C72 1000pF
V_BATT
9 11
9 SS VSSA
12
Sound Enable
PTD4 PTD5 PTD6 PTD7
MISO
31
13
Sound Data
MOSI
VSS
14
Sound Cmd
PTC0 PTC1 PTC2 PTC3 PTC4 PTC5 PTC6
SPSCK
41
15
Serial Clock
10
6
RXD
13
VCC
TXD
22 23 24 25 26 27 28 29
GND
10
PTB0 PTB1 PTB2 PTB3 PTB4 PTB5 PTB6 PTB7
7
9
OSC2
15
43
19
VOUTA
1
11
CLR
VDD2
C39 22pF
14
U19A
-
20 17
C38 22pF
R68 20M
+
2
VSS1 GNDAC GND1 GNDAC GNDAC VSS2 GNDL GNDAC GNDAC GND2
R67 510K
3
18 1 3 5 6 7 8 14 16 19
32.768Khz
12
PD
DGND AGND
30
Y2
DB0 DB1 DB2 DB3 DB4 DB5 DB6 DB7
4
13
40
VDDAD
PTA0 PTA1 PTA2 PTA3 PTA4 PTA5 PTA6 PTA7
OSC1
8 7 6 5 4 3 2 1
VDD1
17 VDD
IRQ
A0 A1 A2 A3 A4 A5 A6 A7
+
44
C37 0.1uF U18 A0 A1 A2 A3 A4 A5 A6 A7
32 33 34 35 36 37 38 39
-
11
U17 Reset
+
1
VDDA
0.1uF
-
C74
C79
SW2
UNLESS OTHERWISE SPECIFIED DIMENSIONS ARE IN INCHES TOLARANCES ON .X 0.0 .XX 0.00 .XXX 0.000 ANGLES 0.0 O
Sound Module
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
THIRD ANGLE PROJECTION
SIZE SCALE
SCHEMATIC, INTERFACE BRD II, 2120 REV
DWG NO.
4037-000
B SHEET
3
OF3
Avant 2120 Pulse Oximeter and NIBP Monitor Common Replacement Parts August, 2002 Part
Part Number
USD Price
Rear Housing Assembly
3127-003
47.96
Battery Cover
3128-503
30.68
Label, Top
3313-001
2.48
Label, Caution
3314-000
3.00
Label, Patient Isolation
3843-000
1.16
Speaker Assembly
3336-000
15.52
NIBP Tubing Connector
3129-001
14.60
9-pin Male RS232 Connector Assembly
3378-000
11.40
9-pin SpO2 Connector
1725-000
17.16
Neoprene Foot
3607-001
.56
* Current prices are subject to future change.