Service manual

C – 14
CIRCUIT DIAGRAMS
C. CIRCUIT DIAGRAMS
System Board (71-P2200-006) - Sheet 13 of 19
6
LPC Bridge & Super I/O
ÂÅ ¤Ñ ¹q ¸£ CLEVO CO.
13 19T uesday , June 20, 2000
Title
Size Doc ument Num ber Rev
Dat e: Sheet of
+5V
+5V
+3V
+5V
+5V
+5V+5V +5V +5V
+3V
+5V
+5V
+5V
+5V
+5V
+3V
+3V
+5V
PWRDN#
LAD1
LAD0
LAD3
626PCLK
LAD2
LA 21
LA 17
LA 23
LA 20
LA 19
LA 22
LA 18
I OCHRDY
RS T DR V
REF RESH #
IOR#
IOW#
SBHE#
Z 1331
MEMCS 16#
I O CS 16#
TC
AE N
SMEMR#
MEMR#
SMEMW#
MEMW#
OWS#
IOCHCK#
DACK1#
DACK2#
DACK3#
DR E Q 1
DR E Q 3
DR E Q 2
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ9
IRQ11
IRQ10
IRQ14
IRQ12
IRQ15
IRQ1
TC
AE N
IOCHRDY
DR E Q 0
DR E Q 1
DR E Q 2
DACK1#
DACK2#
869-14M
IOR#
Z 1330
Z 1327
Z 1328
WRP RT #
RDATA#
TRK0#
DS KC H G #
Z1335
MEMR#
MEMW#
LPD 3
LPD 1
LPD 0
LPD 2
LPD 6
LPD 5
LPD 7
LPD 4
INDEX#
RING2#
DCD 2 #
RXD 2
DS R 2 #
CTS2#
IOR#
IOW#
Z 1332
IRQ9
IRQ10
IRQ7
IRQ6
Z 1334
SD[0..7]
MA ST ER #
MA S T E R #
869-14M
DR E Q 1
DR E Q 0
I O CS 16#
SBHE#
DR E Q 2
LA 20
DR E Q 6
PWRDN#
MEMCS16#
DR E Q 3
LA 23
DR E Q 5
LA 19
LA 18
LA 22
RE FR ESH#
LA 21
LA 17
DR E Q 7
OWS#
IOCHCK#
SMEMR#
SMEMW#
626AGND
LA D[ 0.. 3]
SA0
SA2
SA12
SA3
SA13
SA1
SA7
SA18
SA16
SA8
SA15
SA17
SA9
SA11
SA8
SA14
SA10
SA4
SA6SA6
SA7
SA5
SA [ 0.. 18]
SA9
SA4
SA1
SA3
SA10
SA2
SA5
SA0
626PCL K
SA[ 0.. 18]
IOW#
RS T D R V
Z 1347
SD1
SD5
SD[0..7]
SD6
SD2
SD1
SD3
SD3
SD7
IRQ5
IRQ4
SD7
SD6
SD4
SD4
DRVDEN0
SD1
IRQ1
SD3
SD5
SD0
SD2
IRQ3
SD5
SD6
SD4
SD7
SD0
SD0
SD2
Z1329
WDATA#
DS KC HG #
WGATE#
DIR#
WRP RT #
RTS2#
DRVDEN0
PD0
FDD-LED#
RING2#
DCD2#
DSR 2#
RXD2
CTS2#
TRK0#
RDATA#
INDEX#
PD3
PD7
PD1
PD4
PD6
PD5
PD2
ST E P#
HDSEL#
RTS2#
MTR0#
SD[ 0. .15]
DR E Q 0
DR E Q 5
DR E Q 6
DR E Q 7
DACK0#
DACK5#
DACK7# DR E Q 3
DACK0#
DACK3#
SI RQ
869PCLK
SA11
SA12
SA13
SA14
SA15
Z 1326
Z 1345
ST EP #
TRK0#
FDD-LED#
MTR0#
DIR#
RDATA#
WRP RT #
DRVDEN0
HDSEL#
WDA T A #
WGATE#
INDEX#
DS KC H G #
Z 1342
IRQ14
IRQ15
IRQ12
IRQ11
Z 1343
T Z 1301
T Z 1315
T Z 1308
T Z 1309
T Z 1306
T Z 1307
T Z 1305
T Z 1304
T Z 1302
T Z 1303
T Z 1310
T Z 1314
T Z 1311
T Z 1312
T Z 1313
T Z 1316 T Z 1318
T Z 1317 T Z 1319
T Z 1320 T Z 1322
T Z 1323T Z 1321
DACK6#
Z 1346
Z1348
GAM ECS #
C257
0. 01u
C222
0. 01u
CT 5 9
10u/16 V
R139
47K _ R
R140
820
R304 0_0805
RN21 8P4R x 4.7K
1
2
3
4
7
6
5
8
RN 7 1
8P4 R x 1 K
1
2
3
4
7
6
5
8
RN 7 2
8P4R x 1K
1
2
3
4
7
6
5
8
RN 6 4
8P4R x 10K
1
2
3
4
7
6
5
8
RN 6 8
8P4R x 47K
1
2
3
4
7
6
5
8
R138 47K
T23
T22
RN24 8P4R x 10K
1
2
3
4
7
6
5
8
R306
15
RN25 8P4R x 10 K
1
2
3
4
7
6
5
8
RN69 8P4R x 10K
1
2
3
4
7
6
5
8
R307 18
RN67 8P4R x 10K
1
2
3
4
7
6
5
8
RN65 8P4R x 10 K
1
2
3
4
7
6
5
8
RN22 8P4R x 10K
1
2
3
4
7
6
5
8
RN26 8P4R x 10K
1
2
3
4
7
6
5
8
R315
0_0805
RN 6 6
8P4R x 10K
1
2
3
4
7
6
5
8
RN23 8P4R x 10K
1
2
3
4
7
6
5
8
RN28 8P4R x 4.7K
1
2
3
4
7
6
5
8
RN27 8P4R x 4.7K
1
2
3
4
7
6
5
8
D5
1N4148
A C
LP T
IR
PO WER
ISA
SERI AL
PORT
FDC
U24
37N869
55
44
26
27
28
29
30
31
32
39
40
41
46
47
48
49
51
52
53
54
33
34
35
36
37
38
13
70
69
68
79
80
78
82
86
87
89
91
90
88
14
7
8
5
6
11
10
15
12
100
3
1
57
58
59
60
71
72
73
74
75
67
65
64
63
24
23
98
4
45
83
95
93
61
62
66
56
92
43
42
50
2
9
16
17
18
81
84
85
99
22
96
97
94
77
76
19
20
21
25
RESET
AEN
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
D0
D1
D2
D3
D4
D5
D6
D7
TC
DA CK_B #
A11
A12
SIRQ
CLK 33
VCC
VCC
PD0
PD1
RTS1#
CTS1#
DSR 1#
RI 1#
RXD2 / I RR X
TXD2/IRT X
RTS2#
DTR2#
CTS2#
DSR 2#
RDAT A#
WDA T A #
WGATE#
DIR#
ST EP#
TRK0#
INDEX#
DS KC HG #
WRT P RT #
MTR0#
A14
A13
SLCT
PE
BUSY
ACK#
SL CT IN#
INIT#
ERROR#
AUT OFD#
ST RO BE #
PD2
VSS
PD4
PD5
IRTX2
IRRX2
IOCHRDY
VSS
VSS
DCD 1 #
A10
VSS
PD7
PD6
PD3
PWRGD/GAMECS#
ADRX# / CL K RUN #
IOW#
IOR#
DRQ _B
DS 0#
HDSEL#
DRVDEN1
DRQ _D
CLK 14
DTR1#
RI 2#
DCD 2 #
DRVDEN0
DA CK_D #
IRQIN
DRQ _C
DA CK_C #
TXD1
RXD 1
DRQ _A
DA CK_A #
IRMODE/IRR3
A15
C218
10p
CN6
FDD CON.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
R343 10K
R344 10K
RN75 8P4R x 10K
1
2
3
4
7
6
5
8
R400 10K
LPC
PO WER
CLOCK
ISA
U22
W83626F
31
32
33
34
35
41
42
43
44
46
47
48
49
51
52
53
54
56
57
58
67
68
69
71
72
73
74
75
76
77
84
86
91
92
100
101
102
105
110
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
36
37
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
30
50
55
45
61
60
59
95
85
83
82
81
80
79
78
94
93
70
26
27
28
29
99
98
97
96
90
89
88
87
39
40
62
63
64
65
66
111
109
108
107
106
104
103
38
SA0
SA1
SA2
SA3
SA4
SA5
SA6
SA7
SA8
SA9
SA 10
SA 11
SA 12
SA 13
SA 14
SA 15
SA 16
SA 17
SA 18
SA 19
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
I O C HCK #
RS T DR V
IOW#
IOR#
RE F R E S H #
SYSCLK
TC
BAL E
SBHE#
VCC5
GND
MEMR#
MEMW#
SD8
SD9
SD10
SD11
SD12
SD13
VCC5
SD14
SD15
MAST ER#/RT CEN#
DRQ7
GND
DACK7#
DRQ6
DACK6#
80PCS#/ K BEN#
RO MCS #
DRQ5
DACK5#
DRQ0
DACK0#
VCC5
IRQ14
IRQ15
IRQ12
IRQ11
IRQ10
I OCS 16#
MEMCS16#
LFRAM#
PCIRST #
GND
LAD3
LAD2
LAD1
LAD0
VCC3
PCICLK
LDRQ#
SERIRQ
PWRDN#
AVCC3
AGND
GND
VCC5
VCC5
I OCHRDY
GND
AEN
GND
VCC5
SME MR#
SME MW#
OWS#
GND
DRQ2
IRQ9
IRQ6
IRQ7
VCC5
14. 318M
14MO UT 1
14MO UT 2
25M/24. 576M
DACK2#
IRQ3
IRQ4
IRQ5
DRQ1
DACK1#
DRQ3
DACK3#
GP IO1/ KBCS#
G PI O 2/ M CCS #
GPIO3/IRQIN1
GPIO4/PLED
GPIO5/KBEN
GPIO6/RT CCS#
GPIO7/IOHCS#
LA 17
LA 18
LA 19
LA 20
LA 21
LA 22
LA 23
IRQ1/GPIO0
C217
10p
T 282
T 293
T285
T284
T286
T287
T289
T288
T291
T290
T283
T 292
T 294
T 295
T 296
U3 0 C
74HCT 14
56
147
U3 0 D
74H CT 14
98
147
U3 0 E
74HCT 14
1110
147
U3 0 F
74HCT 14
1312
147
T 384
T385
T 387
T386T 388
T 389T 391
T390
T13
T14
T15
T24
R308
15
R434
10K
R439
10K
R438
10K
L90
0_0805
L91
0_0805
L130 0_1206
C365 0. 1u
R401 10K
SA[ 0.. 18] 15
S D[ 0.. 7] 15
LA D[ 0. . 3]5
LF RA ME#5
62 6 PCL K6
SIRQ5, 11
LDRQ#5
PCI RS T # 24, 1 1, 12
MEMR# 15
MEMW# 15
IRQ3
IRQ4
IRQ5
IRQ6
IRQ7
IRQ10
IRQ11
IRQ12
IRQ14
IRQ15
IRQ9
IRQ1
626F14M 6
SA[ 0.. 18]15
IRMODE15
BI O SCS #15
P I CCL K 1
SD[0..7]15
GA MECS #
+ 5V 2,5, 6, 8, 10, 11, 12,14 ,15, 16, 17, 18, 19
SD[ 0.. 15]15
DSR 1# 1 4
TXD1 14
LPT ACK# 14
LPT BU SY 14
LPT ERR# 14
FDD-LED# 15
LPT P E 14
DCD1# 14
CTS1# 14
LPT S LIN# 14
LPT S LCT 14
DTR1# 14
LPTINIT# 14
RXD 1 14
RI NG1# 14
LPT AFD # 14
PD[0..7] 14
RTS1# 14
LPT S T B# 14
IRT X15
IRRX15
+3V 2,3,4,5,6,7,8,9,10,11,12,14,15,16,18,19
869PCLK6
IOR#
IOW#
IOR#
IOW#
LPD014
LPD114
LPD214
LPD314
LPD414
LPD514
LPD614
LPD714
IOCHRDY
BI O SCS #15
MUT E17
FLASH-ON#15
IOR#
IOW#
ID16
ID26
ID36
LI G HT SW17
ID06
NO T E:
Use 47K pull-up
sel ecting 370 HE X
Use 820 pull-up
selecting 3F0 HEX
CLOSE TO 37N869
A3
LP-200
71-P2200-006