Figure 35: User Interface Pcb Schematic Diagram (Sheet 2 Of 3) - Nellcor OxiMax NPB-40 Service Manual

Mfg_Test
1 UC_RSTN
J5
1
2
3
4
5
6
7
8
9
10
HEADER 10
NPB-40
3V0
C38
C33 C34 C35 C36 C37
U10
0.1uF 10
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
VDDIO
28
VDDIO
44
1V8
VDDIO
62
VDDIO
81
VDDIO
95
VDDIO
C39
C40 C41 27
VDDCORE
61
VDDCORE
0.1uF 0.1uF 94
0.1uF
3V0
VDDCORE
1 RTC_SDAT 49
P0/TCLK0
50
1 RTC_SCLK
P1/TIOA0
51
1 WD_STB
P2/TIOB0
R76
30.1K
54
3 BK_LIGHT
P3/TCLK1
55
3 BZ_FRQ
P4/TIOA1
56
3 PWR_BZN
3V0 P5/TIOB1
C65
57
3 BZ_CSN
P6/TCLK2
58
1 PWR_CMPN
P7/TIOA2
59
PWR_OFF
P8/TIOB2
0.1uF
60
3 PWR_IRDAN
P9/IRQ0
63
3 LCD_CE1
P10/IRQ1
2 4
64
P11/IRQ2
66
3 LCD_CLK
P12/FIQ
U20
3 BZ_SCLK
NC7SZ125/SOT23
3 LCD_DAT
67
3 BZ_SDAT
P13/SCK0
68
3 IR_TX
P14/TXD0
69
1 SQW_OUT 3 IR_RX
P15/RXD0
74
1 SPO2V_GOOD
P20/SCK1
75
SPO2_TXD
P21/TDX1/NTRI
76
SPO2_RXD
P22/RXD1
70
SPO2_RSTN
P16
71
1 BAT_NEWN
P17
72
1 BAT_LOWN
P18
73
1 BAT_CRITN
P19
83
1 LCD_SEGT1N
P23
TMS
88
TMS
TDI 89
TDI
TDO
90
TDO
TCK 91
TCK
2
GND
RP1
18
GND
10K
19
GND
36
3V0 GND
52
GND
53
GND
65
GND
78
GND
86
GND
87
GND
3V0
J3
1
TDI JTAG TEST PORT
2
TMS
NOT POPULATED
3
TCK
DURING
4
TDO
PRODUCTION
5
6
/Reset
7
For Pins 10A and
11A, are pads
only!
CONN ASY DSUB P/P 9
J6A
DET+
1 A
INNER_SHIELD
2 A
Digical
3 A
DET- 4 A
5 A
6 A
LED-
7 A
8 A
LED+
9 A
T15
AT91R40008
1
A0/NLB
A 1
3
A 1
A 2
4
A 2
5 A 3
A 3
A 4
6
A 4
7 A 5
A 5
A 6
8
A 6
9 A 7
A 7
A 8
11
A 8
12 A 9
A 9
A10
13
A10
A11
14
A11
15 A12
A12
A13
16
A13
17 A14
A14
A15
20
A15
21 A16
A16
A17
22
A17
23 A18
A18
24
A19
25
P28/A20/CS7 KEYPD4
26
KEYPD5
P29/A21/CS6
29
KEYPD6
P30/A22/CS5
30
KEYPD7
P31/A23/CS4
D0
31
D0
32 D1
D1
D2
33
D2
34 D3
D3
D4
35
D4
D5
37
D5
D6
38
D6
39 D7
D7
D8
40
D8
D9
41
D9
42 D10
D10
D11
43
D11
45 D12
D12
D13 A[1:19]
46
D13
47 D14
D14
D15
48
D15
D[0:15]
97
NCS0
98
NCS1
99
KEYPD2
P26/NCS2
100
KEYPD3
P27/NCS3
92
NRD/NOE
93
NWR0/NWE
77
NWR1/NUB 3V0
96 3V0
R82
NWAIT
84
P24/BMS
1.0M
IR_BRD 3
79 /Reset
NRST
80
N W D O V F
Y2
R52 10
82 3
MCLKI OUT EN
85
P25/MCLKO KEYPD1 1
2
GND V C C
11.0592MHz
T10
C43
0.1uF
3V0
RP9
30K
T16
1V21B
T18 RP2
SPO2_RXD
100R
SPO2_TXD
1 8
KEYPD7
2 7
KEYPD5
3 6
KEYPD3
4 5
1 V 5 A C K
1 V5DIG
T20 1 PWR_ON
1 VCHK_OK
Mfg_Test
1Meg x 16 FLASH PROGRAM MEMORY
U18
AM29LV400/SO48
A 1 D0
25 29
A 0 DQ0
A 2 24 31 D1
A 1 DQ1
A 3 D2
23 33
A 2 DQ2
A 4 22 35 D3
A 3 DQ3
A 5 D4
21 38
A 4 DQ4
A 6 20 40 D5
A 5 DQ5
A 7 D6
19 42
A 6 DQ6
A 8 D7
18 44
A 7 DQ7
A 9 8 30 D8
A 8 DQ8
A10 D9
7 32
A 9 DQ9
A11 6 34 D10
A10 DQ10
A12 D11
5 36
A11 DQ11
A13 4 39 D12
A12 DQ12
A14 D13
3 41
A13 DQ13
A15 2 43 D14
A14 DQ14
A16 D15
1 45
A15 DQ15/A-1
A17 48
A16
A18
17 15
A17 RY/BY
47
BYTE
28
OE
12
RST
11
W E
26
CE
37
V C C
3V0
C42
0.1uF
/Reset
NCS0
1
3V0
4
12V0 VBATTERY
R81
R80 C45
J4
1.0M 0.1uF
1.0M
HEADER
12X2 C44
4.7uF
2 1
4 3
6 5
SPO2_RSTN
8 7
10 9
12 11
14 13
V C M P 1
16 15
18 17
PWR_OFF
20 19
VON
22 21
24 23 C47 C48
4.7uF 0.1uF
Technical Discussion
3V0
RP10
C46
30K
0.1uF
T17
RP3
100R T19
1 8
2 7
KEYPD6
3 6
KEYPD4
4 5
KEYPD2
Figure 35
User Interface PCB
Schematic Diagram
(Sheet 2 of 3)
99