Uniwill 340S8 User manual

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1.1 System features
1.1.1 General features
a. Support cost efficient CPU,
-Celeron-128K Socket 370 Type FCPGA 500~700 MHz
-Pentium III Socket 370 Type FCPGA 500~1.0GHz
b. Superior portability with all in one design
c. Support high quality audio include 2 internal high power speaker
d. Fully Support ACPI 1.0, meet PC98/PC99 requirement
e. Built-in 56K modem for Data/Fax/Voice modem or Internet (optional)
f. Support high performance hardware 2D/3D graphic engine

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g. Support high capacity memory up to 256 MB
h. Support one most flexibility of 32-bit Cardbus slot and PCMCIA card
1.1.2 Hardware specification
A. CPU:
Celeron-128K 500MHz to 700MHz
•System bus frequency at 66 MHz
•Dynamic execution micro-architecture
•MMX technology capability
•Optimized for 32 bits AP and OS
•Power Management capability
•Integrated 32KB instruction and data L1 cache
•Integrated 128 KB instruction and data L2 cache
Pentium III 500MHz and 1.0 GHz
•System bus frequency at 100MHz / 133MHz
•On-die 256KB L2 advanced transfer cache with ECC
•Dual independent bus architecture
•SIMD extensions for enhanced video, sound and 3D performance
•Dynamic execution micro architecture
•Power management capability
•Optimized for 32bits AP and OS
•Integrated 16KB instruction and 16KB data L1 cache
•256bit cache data bus
•8-way cache associatively
•ECC for system bus data
B. Core Logic
SIS 630S
•Integrated North Bridge, advanced hardware 2D/3D GUI engine, Super South
Bridge and a 4X AGP internal
•Integrated Ultra AGP technology and advanced 64-bit graphic display interface
and delivers AGP 4X performance and Fast Write transactions
•Provides powerful hardware decoding DVD accelerator to improve DVD
playback performance.
•Provides standard interface between PC and a digital flat panel monitor.
•Adopts Share System Memory Architecture which the Super South Bridge in
SIS 630S integrates all peripheral controllers /accelerators /interfaces
•Provides total communication solution including 10/100MB Fast Ethernet
•Offers AC’97 compliant interface that comprises digital audio engine with 3D-
hardware accelerator, on-chip full duplex sample rate converter
•Provides interface to Low Pin Count (LPC) operating at 33MHz clocks which
is the same as the PCI clock on the Host.
•Built-in fast PCI-IDE controller supports the ATA PIO/DMA and
ultraDMA33/66/100 functions that supports the data transfer rate up to 100
MB/s

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C. PCMCIA Controller
O2 Micro OZ6812
•ACPI-PCI bus power management interface specification Rev.1.0 compliant
•Compliant with PCI specification V2.1S, 1995 PC Card Standard and JEIDA
4.1
•Supports PCMCIA ATA specification
•Supports 5V/3.3V PC Cards and 3.3V Cardbus Cards
•Supports single PC card or Cardbus slot with hot insertion and removal
•Supports multiple FIFOs for PCI/CB data transfer
•Supports Direct memory access for PC/PCI and PC/Way on PC Card socket
•Win98IRQ and PC-97/98 compliant
•Integrated PC98 Subsystem Vendor ID support with auto lock bit
D. Embedded Controller / Keyboard Controller
NS PC87570
•Hot key for brightness, volume control
•ACPI controller
•SMB bus for smart battery
•Support Win-95 defined 3 new keys and down load-able key-matrix
E. Super I/O Controller
NS PC87393
•LPC System Interface with synchronous cycles, up to 33 MHz bus clock
•PC99 and ACPI Compliant
•Floppy Disk Controller (FDC)
•Support SPP, EPP and ECP Parallel port
•Software compatible with the 16550A and the 16450 serial port
•HP-IR, ASK-IR, Fast-IR support
F. Clock Generator
Realtek W83194R-63S
•Multiple CPU clocks for SDRAM architecture
•Provide power down mode in slowing down CPU clock
•Spectrum modulation reduce EMI
•Provide programmable clocks
•166MHz Clock Support
1.2 System Specification
1.2.1 System Board
The major components of the computer include the system board, XGA color LCD
display, FDD module,CD-ROM module (24X rotational speed max)/ DVD
module, keyboard, built-in glide pad with 2 click buttons, Lithium-ION battery
pack, and AC adapter.
The system board incorporates CPU module, system memory, system and VGA
BIOS, audio controller, CPU/ PCI bus controller, PCI /ISA bus controller. The

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System Block Diagramshows how these components are integrated as shown in
the next page.
CPU
Sock
et
370
Host Bus
Core Logic
SIS 630S
PCI
LPC
DIMM
2
Alc 200
DIMM
1
LM483
5
DS90C
F363A
CS9211
CR
T
PHY
RTL820
1
Moden
Conn.
RJ
-
45
TFT
LCD
DSTN
LCD
US
B
SMBu
s
CPU
POWE
R
PCMCI
A
OZ6812
SLOT
1
CD
-
ROM
HD
D
RT
Cpu_core,+1.8
V,+2.5V,Vcc_c
mos

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1.2.2 LCD Display
14.1” TFT
13.3” TFT
12.1” TFT
1.2.3 Power Plans
Power Source Descriptions
+5V : 5V power source
+3V : 3.3V power source
+12V : 12V power source
CPU_Core : CPU Core power source.
For Celeron, the voltage is 2.0V
For Pentium III, it is 1.7V
+2.5V : 2.5V power source
+1.8V : 1.8V power source for SIS630 & CPU AGTL + termination
power source
KBVCCA : KBC AD/DA 3.3V reference voltage
RTCVDD : Real time clock power source
+5V_AUX : LAN 5V always power source
+3V_AUX : LAN 3.3V always power source & KBC 3.3V power
Source
+3V_RX_TR : LAN 3.3V analog power source

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+3V_TX_TR : LAN 3.3V analog power source
LCDVCC : LCD display 3.3V power source
VIN : Inverter 8~20V power source
ADAP+ : 20V Power supply from AC adapter
AMPVDD : 5V analog power for audio
1.2.4 Power Source Status
5V 3.3V 12V CPU
_core VCC_ CMOS
2.5V 1.5V 1.8V
FULL-ON ON ON ON ON ON ON ON ON
SLEEP ON ON ON ON ON ON ON ON
STD OFF OFF OFF OFF OFF OFF OFF OFF
SOFT-OFF OFF OFF OFF OFF OFF OFF OFF OFF
1.2.5 DC/DC Board
The DC/DC (system power) can support +3.3V, +5V, +12V for the main system.
The DC/DC (CPU power) can support +1.3V~2.05V, +1.8V, +2.5V for the CPU.
1.2.6 AC-DC Adapter
Input Voltage : 100 ~ 240 ±10% AC
Input Frequency : 50 ~ 60 Hz ±3Hz
Input AC current : 1.5A max @ 90 VAC
Efficiency : Better than 80%
Inrush Current : 50A @ 115VAC, 100A @ 230VAC
Holdup Time : 5mS (minimum)
Output Voltage/Current : 20V / 3.0A
Output Load Regulation : ±5%
1.2.7 Inverter
Input Voltage : 8-22 VDC
Output Voltage : 620 Vrms @ 45~55KHz
Start Up Voltage : 1200 Vrms (min.)
Brightness Adjust Range (tube current) : 3mA rms –5.5mA rms
Protection : Open circuit protect, current limit protect
1.2.8 Battery Pack
A. Lithium –Ion Battery packs
•Battery type : Li-Ion
•Battery cells : 8 cells
•Battery Spec : 3.7V / 1800mAH

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•Battery power : 47.36 watts (total)
•Battery protection : over charge protect, over discharge protect, over
temperature protect, short protect, over current protect
B. Ni-MH battery packs
•Battery type : Ni MH
•Battery cells : 10 cells
•Battery specs : 12V, 3800 mAh
•Battery power : 45.6 watts (total)
•Battery protection : over charge protect, over discharge protect, over
temperature protect, short protect, over current protect
1.2.9 Memory Module
144 pins SO-DIMM, 3.3V, SDRAM
memory type = 1Mx16, 4Mx16, 16Mx16, 2Mx8, 8Mx8, 16Mx8
memory size = 16M, 32M, 64M, 128M,
memory clock = 66 MHz / 100MHz / 133MHz
Memory Configuration Table
DIMM 1 DIMM 2 Total
16M 0 16M
32M 0 32M
64M 0 64M
128M 0 128M
16M 16M 32M
16M 32M 48M
32M 32M 64M
16M 64M 80M
32M 64M 96M
64M 64M 128M
64M 128M 192M
128M 128M 256M
1.2.10 Interrupt Request Channel
Setting Hardware using the setting
00 System timer
01 Standard 101/102-Key Microsoft Natural Keyboard
02 Programmable Interrupt Controller
03 IrDA V3.0 Fast Infrared Port
04 Communications Port (Com1)
06 Standard Floppy Disk Controller
07 ECP Printer Port (LPT1)

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08 System CMOS/ Real Time Clock (RTC)
09 ACPI IRQ Holder for PCI IRQ Steering
09 SiS 900 PCI Fast Ethernet Adapter
10 ACPI IRQ Holder for PCI IRQ Steering
10 HAMR 5600 Voice Modem
10 O2Micro OZ6812 CardBus Controller
10 SIS 7018 Audio Driver
11 ACPI IRQ Holder for PCI IRQ Steering
11 SIS 7001 PCI to USB Open Host Controller
11 SIS 7001 PCI to USB Open Host Controller
11 SCI IRQ used by ACPI bus
12 Microsoft PS/2 Port Mouse
13 Numeric data processor
14 SIS 5513 Dual PCI IDE Controller
14 Primary IDE Controller (dual FIFO)
15 Intel 82371AB/EB PCI Bus Master IDE Controller
15 Secondary IDE Controller (dual FIFO)
1.2.11 DMA Channel
Setting Hardware using the setting
01 IrDA V3.0 Fast Infrared Port
02 Standard Floppy Disk Controller
03 ECP Printer Port (LPT1)
04 Direct memory access controller
1.2.12 System LED Indicator
4 Num-lock (on/off)
4 Cap-lock (on/off)
4 Scroll-Lock (on/off)
4 FDD (on/off)
4 HDD (on/off)
4 CDROM (on/off)
4 Power (on/off)
When the system is powered on, the Power LED will be lighted on.
When ‘Battery Low Warning’ occurs, the Power LED will flash at a rate of
1 time every 16 second.
When ‘Battery Very Low Warning’ occurs, the Power LED will flash at a
rate of 1 time every 4 seconds if there is no ‘Suspend to Disk’ partition in
the hard disk.
4 Charge (flash/off): Will be flashing when the battery pack is being charged.

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1.2.13 Hot Key:
Key combination Function
Fn + F1 (SMI) Standby Mode
Fn + F4 (SMI) Toggle LCD / CRT display
Fn + F5 (SMI) Volume increase
Fn + F6 (SMI) Volume decrease
Fn + F7 (SMI) Brightness up
Fn + F8 (SMI) Brightness down
Fn + F9 (SMI) Contrast up (for DSTN LCD)
Fn + F10 (SMI) Contrast down(for DSTN LCD)
UNIWILL COMPUTER CORP.
No.24, Pei Yuan Rd., Chung Li Industrial Park
Chung Li City, Taiwan, R.O.C.
TEL: [phone]
FAX: [phone]
URL: http://www.uniwill.com.tw/

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2.1 Connector Definitions
2.1.1 Memory DIMM144 Connector (CN5 and CN7)
2.1.2 MDC (Software Modem) Connector (CN27)
CN5
DIMM144
DQ0
3DQ1
5DQ2
7
DQ3
9
DQ4
13
DQ5
15
DQ6
17 DQ7
19 DQ8
37
DQ9
39
DQ10
41
DQ11
43
DQ12
47 DQ13
49 DQ14
51
DQ15
53
DQ16
83
DQ17
85
DQ18
87 DQ19
89 DQ20
93
DQ21
95
DQ22
97
DQ23
99
DQ24
121 DQ25
123 DQ26
125
DQ27
127
DQ28
131
DQ29
133
DQ30
135 DQ31
137
DQ32 4
DQ33 6
DQ34 8
DQ35 10
DQ36 14
DQ37 16
DQ38 18
DQ39 20
DQ40 38
DQ41 40
DQ42 42
DQ43 44
DQ44 48
DQ45 50
DQ46 52
DQ47 54
DQ48 84
DQ49 86
DQ50 88
DQ51 90
DQ52 94
DQ53 96
DQ54 98
DQ55 100
DQ56 122
DQ57 124
DQ58 126
DQ59 128
DQ60 132
DQ61 134
DQ62 136
DQ63 138
DQMB0/CAS0#
23
DQMB1/CAS1#
25
DQMB2/CAS2#
115
DQMB3/CAS3#
117 DQMB4/CAS4#
24
DQMB5/CAS5#
26
DQMB6/CAS6#
116
DQMB7/CAS7#
118
S0#/RAS0#
69
WE#
67
NU/OE#
73
SDA
141
SCL
142
A0 29
A1 31
A2 33
A3 30
A4 32
A5 34
A6 103
A7 104
A8 105
A9 109
A10 111
A11/BA0 106
VCC
11
VCC
27
VCC
45
VCC
63
VCC
81
VCC
101
VCC
113
VCC
129
VCC
143
VCC
12
VCC
28
VCC
46
VCC
64
VCC
82
VCC
102
VCC
114
VCC
130
VCC
144
VSS 1
VSS 21
VSS 35
VSS 55
VSS 75
VSS 91
VSS 107
VSS 119
VSS 139
VSS 2
VSS 22
VSS 36
VSS 56
VSS 76
VSS 92
VSS 108
VSS 120
VSS 140
S1#/RAS1#
71
A12/BA1 110
A13/A11 112
SRAS#/RFU
65
SCAS#/RFU
66
CKE0/RFU
62 CLK0
61
CLK1/RFU
74
RFU/A12 70
RFU/A13 72
CKE1/RFU
68
NC/CB0 57
NC/CB1 59
NC/CB2 77
NC/CB3 79
NC/CB4 58
NC/CB5 60
NC/CB6 78
NC/CB7 80
CN7
DIMM144-REV
DQ0
3
DQ1
5
DQ2
7
DQ3
9
DQ4
13
DQ5
15
DQ6
17
DQ7
19
DQ8
37 DQ9
39 DQ10
41
DQ11
43
DQ12
47
DQ13
49
DQ14
51
DQ15
53
DQ16
83
DQ17
85
DQ18
87
DQ19
89
DQ20
93
DQ21
95
DQ22
97
DQ23
99
DQ24
121
DQ25
123
DQ26
125
DQ27
127
DQ28
131
DQ29
133 DQ30
135 DQ31
137
DQ32 4
DQ33 6
DQ34 8
DQ35 10
DQ36 14
DQ37 16
DQ38 18
DQ39 20
DQ40 38
DQ41 40
DQ42 42
DQ43 44
DQ44 48
DQ45 50
DQ46 52
DQ47 54
DQ48 84
DQ49 86
DQ50 88
DQ51 90
DQ52 94
DQ53 96
DQ54 98
DQ55 100
DQ56 122
DQ57 124
DQ58 126
DQ59 128
DQ60 132
DQ61 134
DQ62 136
DQ63 138
DQMB0/CAS0#
23
DQMB1/CAS1#
25
DQMB2/CAS2#
115
DQMB3/CAS3#
117
DQMB4/CAS4#
24
DQMB5/CAS5#
26
DQMB6/CAS6#
116
DQMB7/CAS7#
118
S0#/RAS0#
69
WE#
67
NU/OE#
73
SDA
141
SCL
142
A0 29
A1 31
A2 33
A3 30
A4 32
A5 34
A6 103
A7 104
A8 105
A9 109
A10 111
A11/BA0 106
VCC
11
VCC
27
VCC
45
VCC
63
VCC
81
VCC
101
VCC
113
VCC
129
VCC
143
VCC
12
VCC
28
VCC
46
VCC
64
VCC
82
VCC
102
VCC
114
VCC
130
VCC
144
VSS 1
VSS 21
VSS 35
VSS 55
VSS 75
VSS 91
VSS 107
VSS 119
VSS 139
VSS 2
VSS 22
VSS 36
VSS 56
VSS 76
VSS 92
VSS 108
VSS 120
VSS 140
S1#/RAS1#
71
A12/BA1 110
A13/A11 112
SRAS#/RFU
65
SCAS#/RFU
66
CKE0/RFU
62 CLK0
61 CLK1/RFU
74
RFU/A12 70
RFU/A13 72
CKE1/RFU
68
NC/CB0 57
NC/CB1 59
NC/CB2 77
NC/CB3 79
NC/CB4 58
NC/CB5 60
NC/CB6 78
NC/CB7 80

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2.1.3 SIS 630S Clock DIP Switch (SW3)
2.1.4 Inverter Connector (CN2) & MIC Connector (CN35)
+3V
BSEL1#1
BSEL0#1
Frequency Selection
10K
FS3
FS0
FS1
FS2
RP3
8P4RX4.7K
1
2
3
4 5
6
7
8
R67 10K
R68 10K
RP4
8P4RXR
1 2 3 4 5
6 7 8
SW3
DIP-SW
1
2
3
4
8
7
6
5
CPU PCI REF
66.6
100 33.3 14.318
SiS 630S CLOCK Select
133
W83194BR-63S
ICS9248-146(ICS)
ON
OFF
SDRAM
SW3
1 432
OFF OFF OFF
OFF OFF OFF
OFF OFF
OFF
OFF
OFF
ON ON
ON
ON
ON
ON
ON
ON
ON ON
ON ON
OFF OFF
OFF
OFF
OFF
OFF
OFF
66.6
66.6 66.6
66.6
100
100
100
100 100
133
133
133
133
33.3
33.3
33.3
33.3
33.3
33.3
33.3
14.318
14.318
14.318
14.318
14.318
14.318
14.318
CN27
MDC CON.
MONO_OUT
1
GND
3
AUXR
5
AUXL
7
CDGND
9
CD_R
11
CD_L
13
GND
15
3.3V
17
GND
19
3.3V
21
SDATA_O
23
RESET#
25
GND
27
MCLK
29 BCLK 30
GND 28
SDATA_INA 26
SDATA_INB 24
SYNC 22
GND 20
VCC 18
P_DN 16
R_D 14
R_D 12
VCC 10
GND 8
R_D 6
MONO_PHONE 4
AUDIO_PD 2

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2.1.5 USB Connector (CN20)
2.1.6 CRT Connector (CN15)
Pin Description Pin Description
1 RED 9 +5V
2 GREEN 10 GND
3 BLUE 11 NC-
4 NC 12 DDCCLK
5 GND 13 HSYNC
6 DACGND 14 VSYNC
7 DACGND 15 DDCDATA
8 DACGND
2.1.7 Modem Phone (CN19) and Modem Connector (CN22)
INT_MIC11
BLTADJ17 DISPON
L59
BLM11P600S
CN2
INVERTER
1
2
3
4
5
6
7
8
L58
BLM11P600S
+C58
1u/25V
12
F1
3216FF/2A-1206
CN35
MIC CONN
1
2
+5V
USBGNDUSBGND
USBGND
USBGND
USBGND
USBP0+5USBP0-5
C36
47p
L57 BLM11P600S
L17 BLM11P600S
CN20
USB CONN
1
2
3
4
5
6
C239
47p
C267
0.1u
C230
1u
S3
POLY SW_1812
L62
BLM21300S_0805
+C97
150u/6V3_D3
12

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2.1.8 LAN -RJ45 Connector (CN16)
2.1.9 Speaker Jack (CN12)
USBGND
USBGND
MODEM
21-v60615-00
21-v60615-00
2KV
2KV
C246
1000p/2KV_1808
C255
1000p/2KV_1808
CN22
MODEM CONN
1
2
L82
60uH_SBT_0260_DIP
L83
60uH_SBT_0260_DIP
CN19
MODEM-PHONE
1
2
3
4
CN16
RJ45
TD+
1TD-
2RO+
3NC1
4NC2
5RO-
6NC3
7NC4
8
GND 9
GND 10

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2.1.10 R/L Speaker Connector (CN3)
2.1.11 Microphone Jack (CN13)
2.1.12 PCMCIA Connector (CN28)
AUDGND
AUDGND AUDGND
0.1u 0.1u 0.1u
EXTSPKHP
EXTSPKL
EXTSPKR
L31
BLM11P600S
CN12
SPKR JACK
1
2
3
4
5
L35
BLM11P600S
L34
BLM11P600S C242
C
C234
CC548
C
AUDGND
R+
L-
L+
R-
CN3
R/L SPKR CONN
1
2
3
4
L2 BLM11P600S
L12 BLM11P600S
L13 BLM11P600S
L11 BLM11P600S
C30
C
C29
C
C32
C
C31
C
VREFOUT
AUDGND
INT_MIC 8
CN13
MIC JACK
1
2
3
4
5
R208
2K
R209
1K
L10
BLM11P600S
C27
680p
L9
BLM11P600S

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2.1.13 HDD Connector (CN26)
2.1.14 CDROM Connector (CN23)
CN28
PCMCIA CONN
(D10) CAD31 66
(D9) CAD30 65
(D1) CAD29 31
(D8) CAD28 64
(D0) CAD27 30
(A0) CAD26 29
(A1) CAD25 28
(A2) CAD24 27
(A3) CAD23 26
(A4) CAD22 25
(A5) CAD21 24
(A6) CAD20 23
(A25) CAD19 56
(A7) CAD18 22
(A24) CAD17 55
(A17) CAD16 46
(IOWR*) CAD15 45
(A9) CAD14 11
(IORD*) CAD13 44
(A11) CAD12 10
(OE*) CAD11 9
(CE2*) CAD10 42
(A10) CAD9 8
(D15) CAD8 41
(D7) CAD7 6
(D13) CAD6 39
(D6) CAD5 5
(D12) CAD4 38
(D5) CAD3 4
(D11) CAD2 37
(D4) CAD1 3
(D3) CAD0 2
GND 68
GND 35
GND 34
GND 1
VCC
51
VCC
17
VPP
52
VPP
18
CCLK (A16)
19
CFRAME# (A23)
54
CIRDY# (A15)
20
CTRDY# (A22)
53
CDEVSEL# (A21)
50
CSTOP# (A20)
49
CPAR (A13)
13
CPERR# (A14)
14
CSERR# (WAIT*)
59
CREQ# (INPACK*)
60
CGNT# (WE*)
15
CINT# (IRQ*)
16
CBLOCK# (A19)
48
CCLKRUN# (IO16*)
33
CRESET# (RESET)
58
RFU (R2_D2)
32
RFU (R2_D14)
40
RFU (R2_A18)
47
CVS1
43
CVS2
57
CCD1# (CD1*)
36
CCD2# (CD2*)
67
CAUDIO (BVD2/SPKR*)
62
CSTSCHG (BVD1/RI*)
63
CC/BE3# (REG*)
61
CC/BE2# (A12)
21
CC/BE1# (A8)
12
CC/BE0# (CE1*)
7
69 70 71 72 73 74 75 76
V_HDDV_HDD
HDDLED#16
IRQ144CBLIDA 4
Primary Driver
PIDED1
PIDEA2
PIDEA1
PIDED11
PIDED9
PIDED13
HDDRST#
PIDED5
PIDED3
PIDED0
PIDEDREQ
PIORDY
PIDED8
PIDED10
PIDECS1#
PIDED2
PIDEA0
PIDED15
PIDECS3#
PIDEIOW#
PIDEDACK#
PIDED14
PIDEIOR#
PIDED12
PIDED7
PIDED6
PIDED4
R143
470R146
10K
CN26
HDD CONN
1 2
3 4
5 6
7 8
910
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44

Chapter 5 Troubleshooting Guidelines
340S8 Rev : A Page
16
2.1.15 FDD Connector (CN10)
2.1.16 Parallel Connector (CN17)
V_CDROM V_CDROM
AUDGND
CD-ROMLED#16
IRQ154CBLIDB 4
CDGND11
Secondary Driver(Master)
Near to R106
SIDED9
SIDECDL
SIDED15
SIDEIOR#
SIDECDR
CDRST#
SIDED0
SIDED8
SIDEA1
SIDED4
SIDEA2
SIDED10
SIDEDREQ
SIDEIOW#
SIDED7
SIDED6
SIDEDACK#
SIDED3 SIDED13
SIORDY
SIDED2 SIDED14
SIDECS3#
SIDED12
SIDEA0
SIDED5 SIDED11
SIDECS1#
SIDED1
R49
10K
CN23
CDROM CONN
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
27 28
29 30
31 32
33 34
35 36
37 38
39 40
41 42
43 44
45
47
49
46
48
50
R62
470
R462 1K
R463
100K
R533
R
V_FDD
WDATA#14
TRK0#14
WGATE#14
WRPRT#14
3MODE#14
RDATA#14
STEP#14
HDSEL#14
MTR0#14
INDEX#14
DSKCHG#14
DRV0#14,16
FDIR#14
WRPRT#
TRK0#
RDATA#
DSKCHG#
INDEX#
CN10
FDD CONN
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

Chapter 5 Troubleshooting Guidelines
340S8 Rev : A Page
17
2.1.17 Serial Connector (CN18)
2.1.18 PS/2 Connector (CN14
2.1.19 PS/2 Connector (CN14)
LPTSLCT
LPTPE
LPTBUSY
LPTACK#
LPTD7
LPTD6
LPTD5
LPTD4
LPTD0
LPTD3
LPTSLCTIN#
LPTD2
LPTINIT#
LPTD1
LPTERR#
LPTAFD#
LPTSTB#
CN17
PARALLEL CONN
13
25
12
24
11
23
10
22
9
21
8
20
7
19
6
18
5
17
4
16
3
15
2
14
1
26
27
COMDCD1#
COMRTS1#
COMDSR1#
COMTXD1
COMDTR1#
COMRXD1
COMCTS1#
COMRI1
CN18
SERIAL CONN
5
9
4
8
3
7
2
6
1
10
11
+5V
USBGND
USBGND
USBGND
USBGND
USBGND
USBGND
PS2DATA
KBDATA
PS2CLK
KBCLK
C25
270p
L7
BLM11A221S
L6 BLM11A221S
C24
270p
CN14
PS2 CONN
1
2
3
4
5
6
C22
270p
L5 BLM11A221S
L4 BLM11A221S
C23
270p
S1
POLY SW_1812
+C231
1u
12
L8
BLM11P600S

Chapter 5 Troubleshooting Guidelines
340S8 Rev : A Page
18
2.1.20 Internal KB Connector (CN8)
2.1.21 Touch Pad Connector (CN11)
+5V
USBGND
USBGND
USBGND
USBGND
USBGND
USBGND
PS2DATA
KBDATA
PS2CLK
KBCLK
C25
270p
L7
BLM11A221S
L6 BLM11A221S
C24
270p
CN14
PS2 CONN
1
2
3
4
5
6
C22
270p
L5 BLM11A221S
L4 BLM11A221S
C23
270p
S1
POLY SW_1812
+C231
1u
12
L8
BLM11P600S
SCANIN4
SCANOUT0
SCANOUT4
SCANOUT7
SCANOUT14
SCANOUT9
SCANOUT11
SCANOUT1
SCANIN5
SCANIN2
SCANIN7
SCANOUT5
SCANOUT8
SCANOUT12
SCANOUT15
SCANIN0
SCANOUT2
SCANIN6
SCANIN3
SCANOUT3
SCANOUT6
SCANOUT13
SCANOUT10
SCANIN1
CN8
INT KB CONN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
+5V
+5V
+5V
KBVCC
PS2DATA PAGE_UP#
PAGE_DOWN#
KBCLK
KBDATA
PS2CLK
RN19
10P8RX10K
1
2
3
4
5
10
6
7
8
9
CN11
T/P CONN
2
3
4
1
5
6

Chapter 5 Troubleshooting Guidelines
340S8 Rev : A Page
19
2.1.22 Fan 1 (CN24) and Fan2 (CN25) Connector
2.2 Mechanical Buttons and Switch Definition
2.2.1 Power on/off button
1. If the system is in S0, S1 or S2 state, pressing the power button will transit the
system to S4 (Suspend to Disk) or S5 (Soft-off) state depending on the “Power
button function” setting in the BIOS Setup menu.
2. If the system is in S4 or S5 states, pressing the power button will awaken the system
into S0 states.
3. If the power button is pressed for more than four seconds, a power button over-ride
event is generated and the system will be put into S5 (Soft-off) state.
2.2.2 Cover (Lid) Switch
When LCD cover is closed, this Lid switch is triggered and an SMI/SCI is generated to
put the system into ‘Suspend to RAM’ or ‘Suspend to Disk’ mode depending on the
“Cover Switch” setting in the BIOS Setup menu.
2.2.3 Quick Start Button
When this button has been pressed, the system will launch either Microsoft Internet
Explorer, E-Support or E-mail/User Defines etc. 3 quick buttons demands.
2.3. Major Components and Connectors Location
+5V
CN25
FAN2 CONN
1
2
C385
0.1u
+5V
FANON#
Q36A
SI9953
1
2
7 8
C386
0.1u
CN24
FAN1 CONN
1
2
Q37
SI2301DS-SOT23
D
G
S
L89
BLM11P600S

Chapter 5 Troubleshooting Guidelines
340S8 Rev : A Page
20
2.3.1 Top Side
2.3.2 Top Side
BIOS
K/B conn.
CN11
T/P conn.
SiS 630S
CN5 -Memory socket # 1
Memory socket #2
CN10
FDD conn.
CN3
LID switch conn.
SPEAKER
conn.
LEDs
Power
SW -
SW6WWW
switch
SW 1
LCD
connectors
CN8
U17
CN31
CN2
O2 -
Micro
U22
PC87570-ICC/
VPC
PC87393
VJG
U19
U14