Gigabyte GA-5VMM User Manual
DECLARATION OF CONFORMITY
Responsible Party Name: G.B.T. INC.
Address: 18305 Valley Blvd., Suite#A
LA Puent, CA 91744
hereby declares that the product
Model Number:
Class B Digital Device
and (2) this device must accept any inference received, including
FCC Compliance Statement:
Per FCC Part 2 Section 2. 1077(a)
This equipment has been tested and found to
comply with limits for a Class B digital device,
pursuant to Part 15 of the FCC rules. These
limits are designed to provide reasonable
Phone/Fax No: (818) 854-9338/ (818) 854-9339
Product Name:
Mother Board
Conforms to the following specifications:
FCC Part 15, Subpart B, Section 15.107(a) and Section 15.109(a),
Supplementary Information:
This device complies with part 15 of the FCC Rules. Operation is subject to the
following two conditions: (1) This device may not cause harmful
that may cause undesired operation.
Representative Person's Name: ERIC LU
GA-5VMM
Signature:
Eric Lu
Date: Jun. 26, 2000
protection against harmful interference in
residential installations. This equipment
generates, uses, and can radiate radio
frequency energy, and if not installed and used
in accordance with the instructions, may cause
harmful interference to radio communications.
However, there is no guarantee that interference
will not occur in a particular installation. If this
equipment does cause interference to radio or
television equipment reception, which can be
determined by turning the equipment off and on, the user is encouraged to try to
correct the interference by one or more of the following measures:
-Reorient or relocate the receiving antenna
-Move the equipment away from the receiver
-Plug the equipment into an outlet on a circuit different from that to which
the receiver is connected
-Consult the dealer or an experienced radio/television technician for
additional suggestions
You are cautioned that any change or modifications to the equipment not
expressly approve by the party responsible for compliance could void Your
authority to operate such equipment.
This device complies with Part 15 of the FCC Rules. Operation is subjected to
the following two conditions 1) this device may not cause harmful interference
and 2) this device must accept any interference received, including interference
that may cause undesired operation.
Declaration of Conformity
We, Manufacturer/Importer
(full address)
G.B.T. Technology Träding GMbH
Ausschlager Weg 41, 1F, 20537 Hamburg, Germany
( description of the apparatus, system, installation to which it refers)
(reference to the specification under which conformity is declared)
in accordance with 89/336 EEC-EMC Directive
EN 55011 Limits and methods of measurement EN 61000-3-2* Disturbances in supply systems caused
of radio disturbance characteristics of EN60555-2 by household appliances and similar
industrial, scientific and medical (ISM electrical equipment “Harmonics”
high frequency equipment
EN55013 Limits and methods of measurement EN61000-3-3* Disturbances in supply systems caused
of radio disturbance characteristics of EN60555-3 by household appliances and similar
broadcast receivers and associated electrical equipment “Voltage fluctuations”
equipment
EN 55014 Limits and methods of measurement EN 50081-1 Generic emission standard Part 1:
of radio disturbance characteristics of Residual, commercial and light industry
household electrical appliances,
portable tools and similar electrical EN 50082-1 Generic immunity standard Part 1:
apparatus Residual, commercial and light industry
EN 55015 Limits and methods of measurement EN 55081-2 Generic emission standard Part 2:
of radio disturbance characteristics of Industrial environment
fluorescent lamps and luminaries
EN 55020 Immunity from radio interference of EN 55082-2 Generic immunity standard Part 2:
broadcast receivers and associated Industrial environment
equipment
EN 55022 Limits and methods of measurement ENV 55104 Immunity requirements for household
of radio disturbance characteristics of appliances tools and similar apparatus
information technology equipment
DIN VDE 0855 Cabled distribution systems; Equipment EN 50091- 2 EMC requirements for uninterruptible
part 10 for receiving and/or distribution from power systems (UPS)
part 12 sound and television signals
declare that the product
Mother Board
GA-5VMM
is in conformity with
CE marking (EC conformity marking)
The manufacturer also declares the conformity of above mentioned product
with the actual required safety standards in accordance with LVD 73/23 EEC
EN 60065 Safety requirements for mains operated EN 60950 Safety for information technology equipment
electronic and related apparatus for including electrical business equipment
household and similar general use
EN 60335 Safety of household and similar EN 50091-1 General and Safety requirements for
electrical appliances uninterruptible power systems (UPS)
Signature
Date: Jun.26, 2000 Name : Rex Lin
(Stamp)
Manufacturer/Importer
:
Rex Lin
5VMM
Socket 7 Processor Motherboard
USER'S MANUAL
Socket 7 Processor Motherboard
REV. 2.1 First Edition
R-21-01-000712
How This Manual Is Organized
This manual is divided into the following sections:
1) Revision History Manual revision information
2) Item Checklist Product item list
3) Features Product information & specification
4) Hardware Setup Instructions on setting up the motherboard
5) Performance & Block Diagram Product performance & block diagram
6) BIOS Setup Instructions on setting up the BIOS
7) Appendix
software
General reference
Table Of Content
Revision History P.1
Item Checklist P.2
Summary of Features P.3
5VMM Motherboard Layout P.4
Page Index for CPU Speed Setup/Connectors/Panel and Jumper Definition P.5
Performance List P.37
Block Diagram P.38
Memory Installation P.39
Page Index for BIOS Setup P.40
Appendix P.73
5VMM Motherboard
Revision History
Revision Revision Note Date
2.1 Initial release of the 5VMM motherboard user’s manual. Jul.2000
The author assumes no responsibility for any errors or omissions that may appear in this
document nor does the author make a commitment to update the information contained herein.
Third-party brands and names are the property of their respective owners.
Jul. 12, 2000 Taipei, Taiwan,
1
Item Checklist
þThe 5VMM motherboard
þCable for IDE / floppy device
þDiskettes or CD (TUCD) for motherboard driver & utility
oInternal COM B Cable (Optional)
oInternal USB Cable (Optional)
oCable for SCSI device
þ5VMM user’s manual
Item Checklist
2
5VMM Motherboard
Summary Of Features
Form Factor Ÿ 24.6 cm x 18.6 cm Micro ATX size form factor, 4 layers PCB.
CPU Ÿ Socket 7 processor
Ÿ 2nd cache in CPU (Depend on CPU)
Chipset Ÿ VT8501
Ÿ VT82C686A
Clock Generator Ÿ ICS 9248-127
Ÿ 66/75/83/90/95/97MHz and 100MHz
Memory Ÿ 2 168-pin DIMM sockets
Ÿ Supports SDRAM 16MB~512MB(Max)
Ÿ Supports only 3.3V SDRAM DIMM
I/O Control Ÿ VT82C686A
Slots Ÿ 3 PCI Slot Supports 33MHz & PCI 2.2 compliant
Ÿ 1 ISA Slot
Ÿ 1 AMR(Audio Modem Riser) slot
On-Board IDE Ÿ 2 IDE bus master (DMA 33/ ATA66) IDE ports for up
to 4 ATAPI devices
Ÿ Supports PIO mode 3, 4 (UDMA33/ATA66) IDE &
ATAPI CD-ROM
On-Board
Peripherals
Ÿ 1 floppy port supports 2 FDD with 360K, 720K, 1.2M,
1.44M and 2.88M bytes
Ÿ 1 parallel ports supports SPP/EPP/ECP mode
Ÿ 1 serial ports (COM A)
Ÿ 4 USB ports (Front USB is optional)
Ÿ 1 IrDA connector for IR
Hardware Monitor Ÿ CPU/System fan revolution detect
Ÿ CPU/System temperature detect
Ÿ System voltage detect
Ÿ CPU overheat shutdown detect
On-Board Sound Ÿ AC’97 CODEC
Ÿ Line In/Line Out/Mic In/AUX In/CD In/TEL/Game Port
BIOS Ÿ Licensed AWARD BIOS, 2M bit flash ROM
PS/2 Connector Ÿ PS/2 keyboard interface and PS/2 mouse interface
Additional Features Ÿ Supports Wake-on-LAN (WOL)[Optional]
Ÿ Supports Internal [Optional]/ External modem wake up
Ÿ Includes 2 fan power connectors
Ÿ Poly fuse for keyboard over-current protection
3
DIMM1
5VMM Motherboard Layout
PS/2
USB
J6
5VMM Motherboard Layout
J1
BAT1
JP2
io
AC97
Socket 7
CPU
SW2
VT8501
J15
J5 J4
Front USB
5VMM
JP4
SW1
VT82C686A
J12
J9
AMR
JP7
JP6
JP5
PCI1
PCI2
PCI3
ISA
J3
JP3
J7
J2
4
5VMM Motherboard
$
Page Index for CPU Speed Setup/Connectors/Panel and Jumper Definition
CPU Speed Setup P.6
Connectors P.24
Game & Audio Port P.24
COM A / VGA / LPT Port P.24
USB & LAN Connector P.25
PS/2 Keyboard & PS/2 Mouse Connector P.25
J1 (CPU Fan) P.26
J2 (System Fan) P.26
ATX Power P.27
Front USB [Optional] P.27
Floppy Port P.28
IDE 1(Primary)/ IDE 2(Secondary) Port P.28
J15 (CD Audio Line In) P.29
J12 (AUX_IN)[Optional] P.29
J9 (TEL)[Optional] P.30
J5 (Ring Power On) [Optional] P.30
J4 (Wake on LAN) [Optional] P.31
J3 (IR Connector) P.31
Panel and Jumper Definition P.32
J7 (2x11 Pins Jumper) P.32
JP1 (Clear CMOS Function) P.33
JP5/JP6/JP7 (Onboard AC97& AMR Select) P.33
J6 (USB Device Wake up Selection) [Optional] P.34
JP4 (Onboard LAN Function) [Optional] P.34
JP2 (BIOS Flash ROM Write Protection) [Optional] P.35
JP3 (Internal Buzzer Connector) [Optional] P.35
BAT1 (Battery) P.36
Page
5
CPU Speed Setup
O: ON/ X: OFF
CPU Speed Setup
The system bus speed is selectable at 66,75,83,90,95,97MHz and 100MHz.
CPU Voltage:
SW2 1 2 3 4 5 SW2 1 2 3 4 5
1.3V X X X X O 2.5V O X O X X
1.4V X O X X O 2.6V X O O X X
1.5V X X O X O 2.7V O O O X X
1.6V X O O X O 2.8V X X X O X
1.7V X X X O O 2.9V O X X O X
1.8V X O X O O 3.0V X O X O X
1.9V X X O O O 3.1V O O X O X
2.0V X O O O O 3.2V X X O O X
2.1V O X X X X 3.3V O X O O X
2.2V X O X X X 3.4V X O O O X
2.3V O O X X X 3.5V O O O O X
2.4V X X O X X --- --- --- --- --- ---
CPU Ratio:
SW2
X1.5
X2 O X X
X2.5
X3 X O X
X3.5
X4 O X O
X4.5
X5 X O O
X5.5
SW1:
FSB
66 O X X X
75 X X X O
83 O X O X
90 O O X X
95 X O O X
97 X X O X
100 O O O X
♦Note: It’s strongly recommended that set the system speed according to your hardware
6 7 8
X X X
O O X
X X X
O O O
X X O
S1 S2 S3 S4
configuration: CPU, SDRAM, Cards, etc
6
5VMM Motherboard
O: ON / X: OFF
SWITCH
CPU SW
1. Pentium
2. Pentium
3. Pentium
133 MHz O O O O X O X X
166 MHz O O O O X O O X
200 MHz O O O O X X O X
4. Intel MMX-166MHz X X X O X O O X
5. Intel MMX-200MHz X X X O X X O X
6. Intel MMX-233MHz X X X O X X X X
7. AMD-K6/166 (2.9V) O X X O X O O X
8. AMD-K6/200 (2.9V) O X X O X X O X
9. AMD-K6/233 (3.2V) X X O O X X X X
10. AMD-K6/233 (66*3.5 2.2V) X O X X X X X X
11. AMD-K6/266 (66*4 2.2V)
AMD-K6-2/266 (66*4 2.2V)
12. AMD-K6/300 (66*4.5 2.2V) X O X X X O O O
13. AMD-K6/300 (100*3 2.2V)
AMD-K6-2/300 (100*3 2.2V)
14. AMD-K6-2/333 (66*5 2.2V) X O X X X X O O
15.AMD-K6-2/333 (95*3.5 2.2V) X O X X X X X X
16. AMD-K6-2/350 (100*3.5 2.2V) X O X X X X X X
17.AMD-K6-2/366 (66*5.5 2.2V) * X O X X X X X O
18. AMD-K6-2/380 (95*4 2.2V) X O X X X O X O
19. AMD-K6-2/400 (100*4 2.2V) X O X X X O X O
20. AMD-K6-2/450 (100*4.5 2.2V) * X O X X X O O O
21. AMD-K6-2/450 (100*4.5 2.4V) X X O X X O O O
22. AMD-K6-2/475 (95*5 2.2V) * X O X X X X O O
23. AMD-K6-2/475 (95*5 2.4V) * X X O X X X O O
24. AMD-K6-2/500 (100*5 2.2V) *
25.AMD-K6-2/500 (100*5 2.3V) * O O X X X X O O
26. AMD-K6-2/500 (100*5 2.4V) * X X O X X X O O
27. AMD-K6-2/533 (97*5.5 2.2V) *
28. AMD-K6-2/550 (100*5.5 2.2V) *
29. AMD-K6-III/400 (100*4 2.2V) *
30.AMD-K6-III/400 (100*4 2.4V)
S1 S2 S3 S4 S5 S6 S7 S8 S1 S2 S3 S4
X O X X X O X O
X O X X X X O X
X O X
X O X X X X X O
X O X X X X X O
X O X X X O X O
X X O X X O X O
SW 2 SW1
O X X X
O X X X
O X X X
O X X X
O X X X
O X X X
O X X X
O X X X
O X X X
O X X X
O X X X
O X X X
O O O X
O X X X
X O O X
O O O X
O X X X
X O O X
O O O X
O O O X
O O O X
X O O X
X O O X
X X X O O
O O O X
O O O X
O O O X
X X O X
O O O X
O O O X
O O O X
7
CPU Speed Setup
SWITCH
CPU SW
31.AMD-K6-III/450 (100*4.5 2.2V) *
32.AMD-K6-III/450 (100*4.5 2.4V) *
33.AMD-K6-III/475 (95*5 2.2V) *
34.AMD-K6-III/475 (95*5 2.4V) *
35.AMD-K6-III/500 (100*5 2.2V) *
36.AMD-K6-III/500 (100*5 2.4V) *
37.AMD-K6-III/550 (100*5.5 2.2V) *
38. Cyrix/IBM 6x86MX-PR166
(66*2 2.9V)
39. Cyrix/IBM 6x86MX-PR200
(66*2.5 2.9V)
40. Cyrix/IBM 6x86MX-PR200
(75*2 2.9V)
41. Cyrix/IBM 6x86MX-PR233
(66*3 2.9V)
42. Cyrix/IBM 6x86MX-PR233
(75*2.5 2.9V)
43. Cyrix/IBM 6x86MX-PR233
(83*2 2.9V)
44. Cyrix/IBM 6x86MX-PR266
(66*3.5 2.9V)
45. Cyrix/IBM 6x86MX-PR266
(75*3 2.9V)
46. Cyrix/IBM 6x86MX-PR266
(83*2.5 2.9V)
47. Cyrix M¢º-PR300
(66*3.5 2.9V)
48. Cyrix M¢º-PR333
(66*4 2.9V)
49. Cyrix M¢º-PR333
(83*3 2.9V)
50. Cyrix M¢º-PR333
(75*3.5 2.9V)
51. Cyrix M¢º-PR333
(100*2.5 2.9V)
52. Cyrix M¢º-PR350 *
(90*3 2.9V)
S1 S2 S3 S4 S5 S6 S7 S8 S1 S2 S3 S4
X O X X X O O O
X X O X X O O O
X O X X X X O O
X X O X X X O O
X O X X X X O O
X X O X X X O O
X O X X X X X O
O X X O X O X X
O X X
O X X
O X X
O X X
O X X
O X X
O X X
O X X
O X X
O X X
O X X
O X X
O X X
O X X
SW 2 SW1
O O O X
O O O X
X O O X
X O O X
O O O X
O O O X
O O O X
O X X X
O X O O X
O X O X X
O X X O X
O X O O X
O X O X X
O X X X X
O X X O X
O X O O X
O X X X X
O X O X O
O X X O X
O X X X X
O X O O X
O X X O X
O X X X
X X X O
O X X X
X X X O
O X O X
O X X X
X X X O
O X O X
O X X X
O X X X
O X O X
X X X O
O O O X
O O X X
8
5VMM Motherboard
CPU SW
SWITCH
CPU SW
53. Cyrix M¢º-PR366 *
(75*4 2.9V)
54. Cyrix M¢º-PR366 *
(83*3.5 2.9V)
55. Cyrix M¢º-PR366 *
(100*3 2.9V)
56. Cyrix M¢º-PR400 *
(90*4 2.9V)
57. Cyrix M¢º-PR400 *
(100*3.5 2.9V)
58. IDT Winchip 2-200
(66*3 3.5V)
59. IDT Winchip 2-200 *
(100*2 3.5V)
60. IDT Winchip 2-225
(75*3 3.5V)
61. IDT Winchip 2-233 *
(66*3.5 3.5V)
62. IDT Winchip 2-266 *
(66*4 3.5V)
63. IDT Winchip 2-266 *
(100*2.33 3.5V)
64. IDT Winchip 2-300 *
(100*2.5 3.5V)
65. IDT Winchip 3-266 *
(100*2.33 2.8V)
66. RISE MP6-266 *
(100*2 2.8V)
¬Note: If Cyrix 6x86 is being used, please check the CPU Date Code after 605.
MThe default setting is 100*3 at 2.2V for AMD K6/300 and AMD K6-2/300
SWITCH
AMD-K6/300 (100*3 2.2V)
AMD-K6-2/300 (100*3 2.2V)
M The settings of the processors marked with “*” above are just for your reference, these
processors have not been tested yet !
SW 2 SW1
S1 S2 S3 S4 S5 S6 S7 S8 S1 S2 S3 S4
O X X
O X X
O X X
O X X
O X X
O O O O X X O X O X X X
O O O O X O X X O O O X
O O O O X X O X X X X O
O O O O X X X X O X X X
O O O O X O X O O X X X
O O O O X X O O O O O X
O O O O X O O X O O O X
X X X
X X X
S1 S2 S3 S4 S5 S6 S7 S8
X O X X X X O X
O X O X O
O X X X X
O X X O X
O X O X O
O X X X X
O X X O O O O O X
O X O X X O O O X
SW 2 SW1
X X X O
O X O X
O O O X
O O X X
O O O X
S1 S2 S3 S4
O O O X
9
1. Pentium Processor 133 MHz
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
CPU Speed Setup
7
4 3
2
ON
SW2
2. Pentium Processor 166 MHz
7
4 3
SW2
2
ON
2
SW1
3. Pentium Processor 200 MHz
7
4 3
SW2
2
ON
2
SW1
4. Intel MMX-166 MHz
ON
2
SW1
ON
ON
7
4 3
SW2
2
ON
2
ON
SW1
10
5VMM Motherboard
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
5. Intel MMX-200 MHz
7
4 3
2
ON
SW2
6. Intel MMX-233 MHz
7
4 3
2
ON
SW2
7. AMD-K6/166 (2.9V)
7
4 3
2
ON
SW2
8. AMD-K6/200 (2.9V)
7
4 3
2
ON
SW2
9. AMD-K6/233 (3.2V)
ON
2
SW1
ON
2
SW1
ON
2
SW1
ON
2
SW1
7
4 3
SW2
2
ON
2
ON
SW1
11
10. AMD-K6/233 (66*3.5 2.2V)
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
CPU Speed Setup
7
4 3
SW2
2
ON
2
ON
SW1
11. AMD-K6/266 (66*4 2.2V); AMD-K6-2/266 (66*4 2.2V)
7
4 3
SW2
2
ON
2
ON
SW1
12. AMD-K6/300 (66*4.5 2.2V)
7
4 3
SW2
2
ON
2
ON
SW1
13. AMD-K6/300 (100*3 2.2V); AMD-K6-2/300 (100*3 2.2V)
7
4 3
2
ON
ON
SW2
2
SW1
14. AMD-K6-2/333 (66*5 2.2V)
7
4 3
SW2
2
ON
2
ON
SW1
12
5VMM Motherboard
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
15. AMD-K6-2/333 (95*3.5 2.2V)
7
4 3
2
ON
SW2
16. AMD-K6-2/350 (100*3.5 2.2V)
7
4 3
2
ON
SW2
17. AMD-K6-2/366 (66*5.5 2.2V)
7
4 3
2
ON
SW2
18. AMD-K6-2/380 (95*4 2.2V)
7
4 3
2
ON
SW2
19. AMD-K6-2/400 (100*4 2.2V)
ON
2
SW1
ON
2
SW1
ON
2
SW1
ON
2
SW1
7
4 3
SW2
2
ON
2
ON
SW1
13
20. AMD-K6-2/450 (100*4.5 2.2V)
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
CPU Speed Setup
7
4 3
2
ON
SW2
21. AMD-K6-2/450 (100*4.5 2.4V)
7
4 3
2
ON
SW2
22. AMD-K6-2/475 (95*5 2.2V)
7
4 3
2
ON
SW2
23. AMD-K6-2/475 (95*5 2.4V)
7
4 3
2
ON
SW2
24. AMD-K6-2/500 (100*5 2.2V)
ON
2
SW1
ON
2
SW1
ON
2
SW1
ON
2
SW1
7
4 3
SW2
2
ON
2
ON
SW1
14
5VMM Motherboard
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
25. AMD-K6-2/500 (100*5 2.3V)
7
4 3
2
ON
SW2
26. AMD-K6-2/500 (100*5 2.4V)
7
4 3
2
ON
SW2
27. AMD-K6-2/533 (97*5.5 2.2V)
7
4 3
2
ON
SW2
28. AMD-K6-2/550 (100*5.5 2.2V)
7
4 3
2
ON
SW2
29. AMD-K6-III/400 (100*4 2.2V)
ON
2
SW1
ON
2
SW1
ON
2
SW1
ON
2
SW1
7
4 3
SW2
2
ON
2
ON
SW1
15
30. AMD-K6-III/400 (100*4 2.4V)
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
CPU Speed Setup
7
4 3
2
ON
SW2
SW1
31. AMD-K6-III/450 (100*4.5 2.2V)
7
4 3
2
ON
SW2
SW1
32. AMD-K6-III/450 (100*4.5 2.4V)
7
4 3
2
ON
SW2
SW1
33. AMD-K6-III/475 (95*5 2.2V)
7
4 3
2
ON
2
ON
2
ON
2
ON
ON
SW2
2
SW1
34. AMD-K6-III/475 (95*5 2.4V)
7
4 3
SW2
2
ON
2
ON
SW1
16
5VMM Motherboard
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
35. AMD-K6-III/500 (100*5 2.2V)
7
4 3
SW2
2
ON
2
ON
SW1
36. AMD-K6-III/500 (100*5 2.4V)
7
4 3
SW2
2
ON
2
ON
SW1
37. AMD-K6-III/550 (100*5.5 2.2V)
7
4 3
SW2
2
ON
2
ON
SW1
38. Cyrix / IBM 6x86MX-PR166 (66*2 2.9V)
7
4 3
2
ON
ON
SW2
2
SW1
39. Cyrix / IBM 6x86MX-PR200 (66*2.5 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
17
40. Cyrix / IBM 6x86MX-PR200 (75*2 2.9V)
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
CPU Speed Setup
7
4 3
SW2
2
ON
2
ON
SW1
41. Cyrix / IBM 6x86MX-PR233 (66*3 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
42. Cyrix / IBM 6x86MX-PR233 (75*2.5 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
43. Cyrix / IBM 6x86MX-PR233 (83*2 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
44. Cyrix / IBM 6x86MX-PR266 (66*3.5 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
18
5VMM Motherboard
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
45. Cyrix / IBM 6x86MX-PR266 (75*3 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
46. Cyrix / IBM 6x86MX-PR266 (83*2.5 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
47. Cyrix M¢º-PR300 (66*3.5 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
48. Cyrix M¢º-PR333 (66*4 2.9V)
7
4 3
2
ON
ON
SW2
2
SW1
49. Cyrix M¢º-PR333 (83*3 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
19
50. Cyrix M¢º-PR333 (75*3.5 2.9V)
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
6
5
1
8
3
4
1
CPU Speed Setup
7
4 3
SW2
2
ON
2
SW1
51. Cyrix M¢º-PR333 (100*2.5 2.9V)
7
4 3
SW2
2
ON
2
SW1
52. Cyrix M¢º-PR350 (90*3 2.9V)
7
4 3
SW2
2
ON
2
SW1
53. Cyrix M¢º-PR366 (75*4 2.9V)
7
4 3
2
ON
ON
ON
ON
ON
SW2
2
SW1
54. Cyrix M¢º-PR366 (83*3.5 2.9V)
7
4 3
SW2
2
ON
2
ON
SW1
20
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