Welch Allyn Spot Vital Signs Service Manual page 64

5
+BAT GNDD
GNDD
R305
475K THIS MESS TIES
C308 +5VS GNDS TOGETHER.
100uF
MUST BE AT TOP
RTCP
LEFT ON EVERY
PAGE. THANKS
D301 C309
R306 5.1V .047uF ORCAD
+
1.21 MEG
+5VS
DOUT
U309 33
VCC
C311 11
VCC
.047uF
D SA1 SD0
5 7
A0 D0
Y302 RTCX1 2 R311 SA2 4 8 SD1
X1 A1 D1
FSR327 10K SA3 3 9 SD2
A2 D2
2 3 DS1302Z SA4 2 U308 10 SD3
A3 D3
SA5 1 13 SD4
RTCX2 DIN A4 D4
3 6 SA6 44 IDT71016 14 SD5
X2 I/O A5 D5
SA7 43 15 SD6
A6 D6
RAM
DCLK 7 SA8 42 16 SD7 SD[0:15]
SCLK A7 D7
SA9 SD8
27 29
A8 D8
RTC +5VS SA10 SD9
5 26 30
/RST A9 D9
SA11 SD10
25 31
A10 D10
SA12 24 32 SD11
A11 D11
SA13 21 35 SD12
A12 D12
R13 SA14 20 36 SD13
A13 D13
R19 REAL TIME CLOCK 10K SA15 19 37 SD14
A14 D14
10K SA16 18 38 SD15
A15 D15
+5VS
C317 /SCS1
U312 6 22
CS NC
.047uF /SRD
41 23
OE NC1
/SWR
6 17 28
ORG WE NC2
8 /SUB 40
VCC BHE
DCLK 2 /SLB 39
CK LHE
4 DIN
DO
DOUT 3
DI
5
GND
SCSEE 1
CS
+5VS +5VS
EEPROM
93C56
+5VS C318
.047uF SA[1:17]
R11 C319
10K 10K .047uF 37
VCC
R12
SA1 25 29 SD0
A0 DQ0
/SCS2 1 SA2 24 31 SD1
A1 DQ1
U317A 3 /SROM SA3 23 33 SD2
A2 DQ2
/SCS3 SA4 U314 SD3
2 22 35
A3 DQ3
74HC08 SA5 SD4
21 38
A4 DQ4
SA6 SD5
20 40
A5 DQ5
SA7 19 42 SD6
A6 DQ6
MEMORY SELECTOR SA8 18 44 SD7
A7 DQ7
SA9 8 30 SD8
A8 DQ8
SA10 7 32 SD9
A9 DQ9
/SLWR 4 SA11 6 34 SD10
A10 DQ10
/SLB
U317B 6 SA12 5 36 SD11
A11 DQ11
/SRD 5 SA13 4 39 SD12
A12 DQ12
74HC08 SA14 SD13
3 41
A13 DQ13
C SA15 SD14
2 43
A14 DQ14
SA16 SD15
1 45
A15 A-1/DQ15
9 SA17 48
NC/A16
U317C 8 /SUB 15
RY/BY
/SHWR 10 /SROM 26 9
CE NC
74HC08 /SRD 28 10
OE NC1
/SHWR 11 13
WE NC2
/RESOUT 12 14
RESET NC3
12 47 16
BYTE NC4
U317D /SWR
11 17
NC5
/SLWR +5VS
13
74HC08
AM29F400BB-70EC TSOP48 PROGRAM
MEMORY
+BAT
L317 F301
FERRITE FUSE 5A
BATTIN BATFUSE
1 2
BATTIN
BATGND
BATGND
L318
CHGIN HI2220P171R
CHGIN
1 2
CHGND
CHGND
D308
+CHG 10MQ100N
U320
L319 LM2941
FERRITE
1 2 4 5
IN OUT
Z301 2 1 R339 +VREG
SD ADJ
5.11K
B
22V ZNR C323
.047uF
RADJ
1 2
L320 R341
FERRITE 909
FASTC
Q306
MMBT3904
FASTB 1 R343
196
R344
4.64K R347
100K
CHG
3
CHG_ON 1 Q308
MMBT3904
R351
C325 31.6K
0.01uF
+BAT
U322
8
IN
9
IN
10
IN
6
EN
4
NC
5
NC
A
7
NC
11
NC
12
NC
16
NC
17
NC
18
NC
19
NC
TPS7350QPWR
R5
100K
1
5
4
R301 100K
+5VS R302 100K
R303 100K +5VS
R304 100K
1 2
C305 SD0 1 2
.047uF 1 2
SD1 1 2
+5VS
CONFIGURATION
SD0
18 73
D0/P40 MD0
SD1
19 74
D1/P41 MD1
SD2 20 75
D2/P42 MD2
SD3 21
D3/P43
SD4 23 H8/3042
D3/P44
SD5 24 66 SPEXTAL
D5/P45 EXTAL
SD6 25 U307
D6/P46
SD7 26
D7/P47
SD8 27 Y301 3 2
D8/P30
SD9 14.7456Mhz
28
D9/P31
SD10
29
D10/P32
SD11 SPXTAL
30 67
D11/P33 XTAL
SD12 31
D12/P34
SD13 32 C312 C313
D13/P35
SD14 33 10PF 10PF
D14/P36
SD15 34
D15/P37
CGATE
2
PB0/TP8/TIOCA3
/CLEAR LATCH
36 3
A0/P10 PB1/TP9/TIOCB3
SA1 CCLK +5VS
37 4
A1/P11 PB2/TP10/TIOCA4
SA2 /IOEN
38 5
A2/P12 PB3/TP11/TIOCB4
SA3 39 6 SPB4
A3/P13 PB4/TP12/TOCXA4
SA4 40 7 SPB5
A4/P14 PB5/TP13/TOCXB4
SA5 41 8 I2C_SDA
A5/P15 PB6/TP14/DREQ0
SA6 42 9 I2C_SCL
A6/P16 PB7/TP15/DREQ1/ADTRG
SA7 43
A7/P17
CCLK
SA8 45 93
A8/PP20 PA0/TP0/TEND0/TCLKA
SA9 46 94 DOUT U313
A9/P21 PA1/TP1/TEND1/TCLKB
SA10 DIN HC595
47 95
A10/P22 PA2/TP2/TIOCA0/TCLKC
SA11 DCLK
48 96
A11/P23 PA3/TP3/TIOCB0/TCLKD
SA12 /SBUZZ
49 97 15
A12/P24 PA4/TP4/TIOCA1/A23 QA
SA13 50 98 SPA5
A13/P25 PA5/TP5/TIOCB1/A22
SA14 51 99 BCRX DOUT 14 1
A14/P26 PA6/TP6/TIOCA2/A21 A QB
SA15 52 100 SPRX
A15/P27 PA7/TP7/TIOCB2/A20
SA16 53 DCLK 11 2
A16/P50 SHIFT QC
SA17 54 12 STXD0
A17/P51 P90/TXD0
RXD0
/SPO2D0 55 13 LATCH 12 3
A18/P52 P91/TXD1 LATCH QD
SRXD0
/SPO2D1 56 14
A19/P53 P92/RXD0
15 TXD0 4
P93/RXD1 QE
SCSEE
16
P94/SCK0/IRQ4
RTC
17 5
P95/SCK1/IRQ5 QF
/SIRQ0
87
P80/RFSH/IRQ0
/SCS3 88 78 BATV /IOEN 13 6
P81/CS3/IRQ1 P70/AN0 OE QG
/SCS2 89 79 /CHARGE
P82/CS2/IRQ2 P71/AN1
/SCS1 90 80 /ON /RST 10 7
P83/CS1/IRQ3 P72/AN2 CLR QH
/TPIN 91 81 /MODE
P84/CS0 P73/AN3
82 /PRINT 9
P74/AN4 SQ
83 /START
P75/AN5
84 SPIN
P76/AN6/DA0
/WAIT /BCIN C333
58 85
P60/WAIT P77/AN7/DA1
/TEST .047uF
59
P61/BREQ
/BACK /RST
60 63
P62/BACK RESET
/AS 69 10 /RESOUT
P63/AS RESO
/SRD 70 61
P64/RD CLK
/SHWR 71 62 /STBY
P65/HWR STBY
/SLWR 72 64 NMI
P66/LWR NMI
86
AVss
+5VS
uPROCESSOR +BAT
100K R308
100K R332 R331 R358
100K R333 +5VS +5VS 1M 1M
100K R335
/TPIN 2 1 BATV
/TEST 2 1
/STBY /IOEN
2 1 R8 R334
NMI 2 1 10K 1M
/WAIT
/SIRQ0
SPOT MAIN SECTION
/BACK
/AS
SPOT POWER SECTION
+BAT +BAT
D307
MRA4003T3
R338
100K
R337
100K
U319
8
IN
9
IN
10
IN
EN 6
EN
C320 +
33uF 4
NC
EN_INV
1 C339 5
NC
Q304 .047uF
7
NC
C340
11
NC
+BAT 0.01uF
12
NC
MMBT3904 Q305 16
NC
BSS138 1 17
NC
18
NC
19
NC
R342
316K
ON_POWER
TPS7350QPWR
+5VS +5VS
R345 R346
100K
100K
D310 Q307
D309 MMBT3904
MMBD1204
MMBD1204 PWRD OFFB
3 1 2 1
R348
R349 + C324 100K R350
100 33uF 100K
SPIO2+
15
SENSE
13 U323
OUT
14 C331
MAX861
OUT
.047uF
20 SPO2RES
RESET
CAP+ 2 7
CAP+ SHD
+ C327
100uF C329 + C301 6
LV
1000PF 10uF
CAP-
4 5
CAP- VOUT
C302
SPIO2-
10uF
+BAT
R355
100K
SPO2B
2 1 Q13
MMBT3904
4
3
+5VS
R366
/BONE 1 2 /WOOF 1 Q311
MMBT5087
+5VS
10K
BONE
R375
10K R364
1K
/RST
+5VS
C303 R365
1000PF C304 10K
.047uF 8 3
VCC TOL
2 6 /DOG
TD /RST
DOUT 7 5
/ST RST
1 4
/PB GND
DS1232
U301
+5VS
C316 L328
.047uF
+5VS
SPEAKER
2 1
IR/IRDA D302
MMBD1204 R310
HW/IR 10K
BUZZ
R318
SPO2
1K Q303
ZZUB
1 2 1 MMBT3904
BPEN
OFF
FAST
BACKLIGHT
BPEN
BPEN
RXD0
RXD0
TXD0
TXD0
/PRINT
/PRINT
+5VS
15
SENSE
13
OUT
14
OUT
20 /RST
RESET
+ C321 C322
100uF 0.01uF
+5VS
+5VS
C337
.047uF
R379
2K
/RST U324A
BL_REF 2 LM393
1
3
C336
R380
.047uF 100
R384
1M
BL_CTRL 1 2
1 2
R381
10K
BACKLIGHT
SPOT MOUNTING HOLES
MOUNTING_HOLE
MH305
MOUNTING_HOLE
1
MH304
MOUNTING_HOLE
MH301
SPOT
3
2
+5VS +5VS
+5VS
C306 R359
.047uF 100K
R309
100K
TSTHI1 4
1 U302B 6 IR_CLK0
74HC00 3 5 74HC00
2 U302A
12
U302D
11
IR_CLK 74HC00
13
+5VS
9
74HC00 8 /HWIR
10 U302C
U310
5
NRST
HW/IRE
1 2
R361 10K
1
16XCLK
1 2 IR/IRDAB 1 Q310 2
TXD IR_TXD
R362 10K MUX_SRXD0 3
MMBT3906
RCV
IR_RCV
HSDL-7000
HWIR
R360
100K +5VS
R317
100K
+5VS +5VS
+5VS +5VS +5VS +5VS
+5VS
R378
10K
/SPO2D1_N
VCC_LCD
R322 /CLEAR_F
C330
10K
.047uF 18
17
16
LED_ANODE 15
L327
LED_CATHODE 14
L326
I2C_SDA_LCD 13
1 2
I2C_SCL_LCD 12
1 2
/PRINT_LCD 11
/MODE_LCD 10
/START_LCD 9
/POWER_LCD 8
/CLEAR_LCD 7
6
5
4
+BAT
3
GND_LCD
2
C341 C342 1
1000PF 1000PF
R383 C338
1K .047uF
L342 L301 L340
/RAMP_UP
1
Q312
Q313 C335 IRLML6402
BSS138
150PF
1
BL_OSC
L343
680uH
BL_ANODE
BL_CATHODE
SPARE
R382 180mA peak
U324+
1 OHM 5
+
D311 180^2 * 1 = 33mW
U324-
10MQ100N 6
-
1
1
REV REVISION DESCRIPTION
2
1
REV DESCRIPTION ECN INIT DATE
A RELEASE TO PRODUCTION AMT41550-3 WNC 09-27-00
CHANGE C57 TO 1uF
B ADD R99 AMT51550-25 12-19-00
+5VS
+5VS
R315
100K
U306
14053 C307
IRTXD 12 14 IRTX .047uF
X0 X
13
X1
15 STXD0
MUX_TXDIR Y
2
Y0
MUX_TXD232 SRXD0
1 4
Y1 Z
MUX_SRXD0
5
Z0
3
Z1
6 R307 +5VS
INH
IR/IRDA 11 15 1/2W
A
10 1 2
B
HW/IR 9
C
IRLED
C310
.047uF R312
100K
U311
6
NC
7 IRTXD
IRTX 9 C315
TXD
6 IRRX IRRX 8 .047uF
RXD
HWIR
4
MD0
5
MD1
+5VS
MMBD1503A
HWIR MMBD1503A MMBD1503A
HSDL-3610#007
D305
D303 D304
3 3 3 +5VS
R385 R316
100K 100K
J302
1
BCODEGND
2
S1 SERIAL_3
BCRX 1 2 1 2
3
MUX_TXD232 S2 SERIAL_4
1 2 1 2
4
SPIN S3 SERIAL_5
1 2 1 2
5
/BONE B1 /BONE_IN
1 2 1 2
6
R367 10K L321 SERVICE PORT
SPIO2+ R372 1K L322
R368 10K L323 BAR CODE
R370 10K L332
/ SERVICE
R18 L331 +5VS
10K
R17
10K
SPO2_RESET
J304
S_21
1
2
SPIO2- 3
Pin 6 low for Seimens
4
Pin 14 low for Nellcor
L302FERRITE
5
/SPO2_26
/SPO2D0_N 1 2
6
R371 10K 7
/SPO2_28
1 2
8
9
SPIO2+ 10
J307 S_211 SPO2 PCB
11
S_21
1 12 CONTROL
2 13
1 2
3 14
L316
4
FERRITE SPO2_1
5
6
7
8
9
10
11
12
J305 L325 J306
13
DB9_5 RCAL
1 2 1
14 1 1
LED+ 2
15 2 2
LED- 3
16 3 3
DB9_9
1 2 4
17 4 4
DB9_6 DETECTOR_ANODE
1 2 5
18 5 5
DB9_1 RCAL_RETURN
1 2 6
6 6
LCD/BUTTONS DB9_3 1 2 SHIELD 7
7 7
LCD RIBBON 8
8 8
DB9_2 1 2 DETECTOR_CATHODE 9
9 9
DB9_7
10
1 2
SPO2_2 L333
L303 SPO2 DB9 DB_9
L305 SHIELD
SPO2 BOARD
L308
TO DB9
L310
L334
L335
FERRITE
AUTO
AUTO
R336
10K
U324B BP MODULE CONNECTION
LM393
U324OUT
7
SPOT I/O SECTION
DRAWN
DATE
WILL CUIPYLO Welch Allyn
09-06-00
THESE DRAWINGS AND SPECIFICATIONS ARE THE PROPERTY OF WELCH ALLYN, INC.
APPROVED DATE
AND SHALL NOT BE REPRODUCED, OR COPIED, OR USED AS A BASIS FOR SALE OR
KNUT SPANG
09-06-00
MANUFACTURE OF EQUIPMENT OR DEVICES WITHOUT WRITTEN PERMISSION.
REL TO PRODUCTION DATE TITLE
SPOT CHECK MAIN PCB
09-27-00
<REL TO PRODUCTION>
Size
DWG NO
Copyright Thursday, December 28, 2000 D Sheet 3
ECN INIT DATE APPRV 421102
1
APPROVAL
KNUT SPANG
D
C314
+
100uF
C
B
A
Rev
of 3
B