Service manual
Schematic Diagrams
B - 34 SUPER I/O
B.Schematic Diagrams
SUPER I/O
+3VS
IR_AGND
+3VS
+5VS
+3VS
+3VS
+3VS
+3VS
+3VS
+3VS
+3VS
LPC_DRQ#014,23
PM_SUS_STAT#16,23
LPC_FR AME#14,23,26
PM_CLKRUN#16,19,23
PCLK_SI /O2, 23
CLK_I CH14_IO2,23
INT_SERIRQ16,19,23
LPC_AD [3:0]14,23,26
LPLT_RST#15,18, 19,20,21, 26
PLT_R ST#6,15, 16,18,19, 20,23,26, 28
SPI_SC LK 15
SPI_SI 15
SPI_SO 15
SPI_C E# 15
+3VS 2,3, 6,9, 11, 12,13,14, 16,17,18, 19,20,21, 23,24,25, 26,27,28, 30, 32,34
+5VS 16,17, 18,22,23, 24,25,27, 29,30,32, 34
RXDO 31
TXDO 31
RINGO# 31
CTSO# 31
DCDO# 31
DTRO# 31
DSRO# 31
RTSO# 31
IRMODE
IRRX
Z3311
LPC_AD 2
IRMODE
Z3325
Z3302
Z3304
LPC_AD 0
RTS#
INT_SERIRQ
CLK_I CH14_IO
Z3307
PM_CLKRUN#
Z3317
Z3301
Z3324
LPC_F RAME#
Z3320
Z3315
LPC_DRQ#0
IRRX
Z3312
Z3303
DTR#
Z3313
LPC_AD 3
LRESET#
IRTX
Z3310
Z3316
LPC_AD 1
Z3322
IRTX
Z3306
Z3321
Z3314
Z3305
Z3309
PM_SUS_STAT#
PCLK_SI /O
Z3308
Z3319
INT_SERIRQ
PM_CLKRUN#
CLK_I CH14_I O
Z3323
PCLK_SI /O
LRESET#PLT_RST#
Z3338
Z3337
Z3336
Z3335
Z3339
Z3318
RTS#
DSR#
RING#
RXD
TXD
CTS#
DCD#
DTR#
RTS#
Z3327
DSR#
TXDO
Z3332
CTS#
Z3329
Z3328
RTSO#
DTR#
RXD
DCD#
TXD
Z3333
CTSO#
Z3334
RING# RINGO#
Z3326
Z3330
DTRO#
Z3331
DSRO#
RXDO
DCDO#
Z3340
0603
C371
0.1UF_04
C265
*33PF
C236
*33PF
C264
*33PF
C235
*33PF
R597 *0
R319
10K
C307
0.1UF
C510
0.1U F_04
R320 *0
C512
1UF
C306
0.1U F
D29
RB751V
AC
C407
*10UF/25V_1206
C507
0.1U F_04
C594
*0.47UF
U28
*H SDL-3600
10
9
8
3
6
7
2
1
4
5
11
LEDA
TXD
RXD
FIR_SEL
NC
GND
AGND
VCC
MD0
MD1
GND
C500
0.1U F_04
C511
0.1UF_04
C505
0.1UF_04
R594
*4.3/. 25W_12
R598 *47K
R596 *4.7K
C313
*10PF
R595
*4.3/.25W_12
R599
*4.7K
U9
*SPI
1
2
3
4
5
6
7
8
CE#
SO
WP#
VSS
SI
SCK
HOLD#
VDD
C352
*10PF
R483 100K
R201 *3. 3K
R244 *3. 3K
R203 *47
U35
MAX3243
28
24
1
2
14
13
12
20
19
18
17
16
15
23
22
21
27
3
9
10
11
4
5
6
7
8
25
26
C1+
C1-
C2+
C2-
T1I N
T2I N
T3I N
R2OUTB
R1OUT
R2OUT
R3OUT
R4OUT
R5OUT
FORCEON
/FORCEOFF
/INVALID
V+
V-
T1OU T
T2OU T
T3OU T
R1IN
R2IN
R3IN
R4IN
R5IN
GND
VCC
R202 *47
R243 *47
R318 8.2K
L62
*HCB1608K-121T25
1 2
C305
4.7U_08
C304
4.7U _08
R360 *10K_04
U21
PC87381-VBH
33
37
39
41
32
36
38
40
25 26
16 4
30 31
27 18
28 29
19 20
43 42
5
6
7
1
44
45
2
3
47
46
48
11
12
13
14
15
17
21
22
8
24
35
9
23
34
10
NC
NC
NC
NC
LAD0
LAD1
LAD2
LAD3
LCLK NC
LDRQ/XOR_OUT
NC
LFRAME
NC
LRESET
NC
SERIRQ NC
CLKRUN
GPO24
CLKIN NC
IRRX1
IRTX
IRRX2_IRSL0
CTS1
DCD1
DSR1
DTR1_BOUT1/BADDR
RI1
RTS1/TRIS
SIN1
SOUT1/TEST
GPIO00
GPIO01
GPIO02
GPIO03
GPIO04
GPIO20
GPIO21/ LPCPD
GPIO23
VDD
VDD
VDD
VSS
VSS
VSS
VCOR F
R376 *4.7K_04
R377 4.7K_04
R327 *0_04
R378
*10K_04
C319
0.1U F
R375 *4.7K_04
C370
0.1UF
L37
HCB1608K-121T25
1 2
(X7R)
XBUS R ESET CONF IGURAT ION
DTRA# PU LL-UP : 4E
DTRA# PULL-DOWN:
2E (DEF AULT)
BASE ADD RESS CONF IGURAT ION
Close to PC87391
F950104
F950104
Sheet 33 of 40
SUPER I/O