|
NOTE:
The blackened pin of a jumper represents pin1.
Table 5- 3 System board connector
functions
| Connector
|
Function
|
| CN1
|
USB port
|
| CN2
|
Power LED
(pins 1-3)
HDD LED (pins 4-7)
Reset button (pins
8-9)
Power button (pins 10, 20)
IrDA connector
(pins 14-19)
Turbo LED (pins 11-13) |
| CN3
|
Lower: PS/2
keyboard port
Upper: PS/2 mouse port |
| CN4
|
ATX power
connector |
| CN5
|
ATI AMC
feature connector |
| CN6
|
Upper:
Printer port
Lower: VGA port (right)
COM2 port
(left) |
| CN8
|
COM1 port
|
| CN9
|
Modem ring-in
connector |
| CN10
|
IDE2
connector |
| CN11
|
IDE1
connector |
| CN12
|
Floppy disk
drive connector |
| CN13
|
Upper:
MIDI/game port
Lower: (R-to-L)
Microphone-in
port
Stereo line-in port
Stereo line-out port
|
| CN14
|
Fax/voice
connector |
| CN15
|
CD-in
connector |
| FN1
|
2-pin CPU fan
connector |
Table 5-1 - Machine type 2153 system board
layout
| Table 5- 1
Machine Type 2153 System Board Jumper
Settings |
| Jumper/Settings |
Function
|
JPX1
1-2
2-3 *# |
CPU Type
AMD K6S-300
Other CPUs |
JP1
1-2 *#
2-3 |
VGA
Interrupt
Disabled
Enabled |
SW1(B1)
On
Off *# |
Hardware
Monitor Function
Enabled
Disabled
|
SW1(B2,
B3, B4)
| CY2283-1 |
| Off |
On |
Off |
| Off |
Off |
Off |
| On |
On |
Off |
| - |
- |
- |
| On |
Off |
Off |
| Y2283-3 |
| Off |
On |
Off |
| - |
- |
- |
| On |
On |
Off |
| Off |
Off |
Off |
| On |
Off |
Off |
|
Bus Frequency (MHz)
| CPU |
AGP |
PCI |
| 66 |
66 |
33 |
| 75 |
60 |
30 |
| 83 |
66 |
33 |
| 95# |
64 |
32 |
| 100* |
66 |
33 |
|
|
SW2
| B1 |
B2 |
B3 |
| Off |
Off |
Off |
| On |
Off |
On |
| Off |
On |
Off |
| On |
On |
Off |
| On |
On |
On |
| On |
Off |
Off |
| Off |
On |
On |
| Off |
Off |
On |
|
CPU core clock multiplier
| P55C |
M2 |
K6 |
| 3.5 |
3.5 |
3.5# |
| 2.0 |
2.0 |
4.0 |
| 3.0 |
3.0 |
3.0* |
| 2.5 |
2.5 |
2.5 |
| -- |
-- |
4.5 |
| -- |
-- |
2.0 |
| -- |
-- |
5.0 |
| -- |
-- |
5.5 | |
SW2
| B4 |
B5 |
B6 |
B7 |
B8 |
| Off |
On |
On |
On |
On |
| Off |
On |
On |
On |
Off |
| Off |
On |
On |
Off |
On |
| Off |
On |
On |
Off |
Off |
| Off |
On |
Off |
Off |
On |
| Off |
On |
Off |
Off |
Off | |
CPU Core Voltage
3.3V
3.2V
2.9V
2.8V
2.3V
2.2V *#
|
SW3(B1)
Off
On *# |
AMD
K6S-300 Voltage Select
3.6V
3.45V
|
SW3(B2)
On *#
Off |
Password
Checking
Check password
Bypass password
|
SW3(B3, B4)
| CY2283-1 |
| Off |
Off |
| On |
Off |
| Off |
On |
| -- |
-- |
| On |
On |
| Y2283-3 |
| Off, |
Off
|
| --,
|
--
|
| Off,
|
On
|
| On,
|
Off |
| On,
|
On
| |
M1542 bus frequency
66 MHz
75 MHz
83 MHz
95 MHz #
100 MHz *
|
* Default settings for
00K8747 & 20L2184
# Default settings for 36L9051
WARNING:
You must verify the exact processor type before
setting the processor type jumpers. The wrong processor type
jumper setting may damage the CPU. The system only supports
dual-voltage CPU.
Table 5- 2 Machine Type 2153 Processor Type Jumper
Settings
| Table 5- 2 Machine Type 2153 Processor Type
Jumper Settings |
| CPU |
SW1 |
SW2 |
SW3 |
JPX1 |
|
B
2 |
B
3 |
B
4 |
B
1 |
B
2 |
B
3 |
B
4 |
B
5 |
B
6 |
B
7 |
B
8 |
B
1 |
B
3 |
B
4 |
|
K6-2
266
66MHz |
F |
N |
F |
N |
F |
N |
F |
F |
F |
N |
F |
N |
F |
F |
2-3 |
K6S
300
66MHz |
F |
N |
F |
N |
N |
N |
F |
F |
F |
N |
F |
N |
F |
F |
1-2 |
K6-2
300
66MHz |
F |
N |
F |
N |
N |
N |
F |
F |
F |
N |
F |
N |
F |
F |
2-3 |
K6-2
300
100MHz |
N |
F |
F |
F |
N |
F |
F |
F |
F |
N |
F |
N |
N |
N |
2-3 |
|
K6-2
333
95MHz |
F |
F |
F |
F |
F |
F |
F |
F |
F |
N |
F |
N |
N |
F |
2-3 |
K6-2
350
100MHz |
N |
F |
F |
F |
F |
F |
F |
F |
F |
N |
F |
N |
N |
N |
2-3 |
`N=No, F=Off
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