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MSI MS-95A5 Rev 0A 10A 1B 100 Schematic
Technical Specifications
Technical Summary
The MS-95A5 GEM318 Guardian Enclosure Management Controller is a 1U SAF-TE SCSI backplane board, revision 0A, dated Friday, November 21, 2003. The board number is AMS-95A5 SCSI BACKPLANE, with document number PCB9522-10A. The platform is designed for SCSI backplane management, featuring SCSI LVD connectors, IDE and FDD connectors, a power connector, hardware monitor, and video connector. The board includes logic ICs such as 74HC08 and 74HCT14 for signal management and LED control.
Technician FAQ
Q: What is the board number and revision of this SCSI backplane?
A: The board number is AMS-95A5 SCSI BACKPLANE, revision 0A.
Q: What is the document number for this board?
A: The document number is PCB9522-10A.
Q: What is the platform architecture of this board?
A: The platform is a 1U SAF-TE SCSI BACKPLANE.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Technical Specifications
Technical Summary
The MSI MS-95A5, revision 1.0, is a GEM318 Guardian Enclosure Management Controller 1U SAF-TE SCSI backplane, dated Tuesday, April 6, 2004. The PCB is identified as PCBX_95A5-1.0. It features a single SCA1 Y SCSI80-P connector and four SCSI LVD connectors. The backplane includes a hardware monitor and a video connector. Power is supplied via JPWR1 and JPWR2 D1x4 connectors. The design incorporates a U7 SI9424DY power IC and logic ICs including U1 7407-SOIC14, U17 74HCT14, U18 74HC08, and U19 74HCT14. The SCSI ID is configured via ID0, ID1, ID2, and ID3. The motor spin function supports power-on spin-up, START UNIT command spin-up, and delayed spin-up based on the SCSI device SEL_ID. Differential pair impedance is specified at 122 ohm +/-10%.
Technician FAQ
Q: What is the board number and revision of this SCSI backplane?
A: The board number is MS-95A5, revision 1.0.
Q: What type of SCSI connector is used on this backplane?
A: The backplane uses a single SCA1 Y SCSI80-P connector.
Q: How many SCSI LVD connectors are present?
A: There are four SCSI LVD connectors.
Q: What power IC is used on this backplane?
A: The power IC is U7 SI9424DY.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Technical Specifications
Technical Summary
The MS-95A5 is a GEM318 Guardian Enclosure Management Controller 1U SAF-TE SCSI backplane motherboard, revision 10A, dated April 15, 2004. The board number is MS-95A5, with a PCB identifier of PCB95A5-10A. The platform is built around the GEM318 enclosure management controller, which also serves as the EC/KBC. Power management is handled by a SI9424DY charging IC and a 7407-SOIC14 power IC. The board utilizes 74HC08 and 74HCT14S logic ICs for LAN and WLAN interface control. The backplane supports SCA and LVD SCSI connectors, with integrated SAF-TE SCSI backplane management functionality.
Technician FAQ
Q: What is the board number and revision of this motherboard?
A: The board number is MS-95A5, revision 10A, with PCB number PCB95A5-10A.
Q: What EC/KBC controller is used on this motherboard?
A: The EC/KBC is the GEM318 Guardian Enclosure Management Controller.
Q: What charging IC is used on this motherboard?
A: The charging IC is a SI9424DY.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Technical Specifications
Technical Summary
The MS-95A5 is a 1U SAF-TE SCSI backplane board, revision 1.0, dated July 16, 2007, with PCB identifier PCBX_95A5-1.0. The board is built around the GEM318 Guardian Enclosure Management Controller, serving as the primary enclosure management and SCSI backplane controller. Power delivery architecture includes +12V CHARGE(L), +5V CHARGE(L), and OPT 3.3V CHARGE(L) rails. Logic-level signal processing is handled by multiple 74HC08 and 74HCT14S ICs. The board features a SI9424DY MOSFET for power switching and a 7407-SOIC buffer/driver for signal conditioning. The design supports SCA and LVD SCSI connectors with integrated drive activity LED control and spindle synchronization.
Technician FAQ
Q: What is the primary controller IC on this backplane?
A: The GEM318 Guardian Enclosure Management Controller.
Q: What is the board revision and date?
A: Revision 1.0, dated Monday, July 16, 2007.
Q: What power rails are available on the power connector?
A: +12V CHARGE(L), +5V CHARGE(L), and OPT 3.3V CHARGE(L).
Q: What MOSFET is used for power switching?
A: U7 SI9424DY.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | MS-95A5 |
| Model | GEM318 Guardian Enclosure Management Controller |
| Board Number | AMS-95A5 SCSI BACKPLANE |
| Revision | 0A |
| Date | Friday, November 21, 2003 |
| Document Number | PCB9522-10A |
| CPU Platform | 1U SAF-TE SCSI BACKPLANE |
Technical Summary
The MS-95A5 GEM318 Guardian Enclosure Management Controller is a 1U SAF-TE SCSI backplane board, revision 0A, dated Friday, November 21, 2003. The board number is AMS-95A5 SCSI BACKPLANE, with document number PCB9522-10A. The platform is designed for SCSI backplane management, featuring SCSI LVD connectors, IDE and FDD connectors, a power connector, hardware monitor, and video connector. The board includes logic ICs such as 74HC08 and 74HCT14 for signal management and LED control.
Technician FAQ
Q: What is the board number and revision of this SCSI backplane?
A: The board number is AMS-95A5 SCSI BACKPLANE, revision 0A.
Q: What is the document number for this board?
A: The document number is PCB9522-10A.
Q: What is the platform architecture of this board?
A: The platform is a 1U SAF-TE SCSI BACKPLANE.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | MSI |
| Model | MS-95A5 |
| Motherboard Manufacturer | MSI |
| Board Number | MS-95A5 |
| Revision | 1.0 |
| Date | 星期二, 四月 06, 2004 |
| Document Number | MS-95A5 |
| Title | GEM318 Guardian Enclosure Management Controller 1U SAF-TE SCSI Backplane |
| PCB Number | PCBX_95A5-1.0 |
| SCSI Connector | SCA1 Y SCSI80-P |
| SCSI ID Configuration | ID0, ID1, ID2, ID3 |
| Motor Spin Function | Motor spins up at D.C. power on; Motor spins up only when START UNIT command is received; Motor spins up at D.C. power on after a delay in seconds 12 times the value of the numeric SEL_ID for the SCSI device |
| Differential Pair Impedance | 122 ohm +/-10 % |
| Power Connector | JPWR1 D1x4, JPWR2 D1x4 |
| Front Panel Connector | J3 HEADER 22X2 |
| IDE and FDD Connector | J9 CONN2X8 |
| SCSI LVD Connectors | 4 |
| Hardware Monitor | Yes |
| Video Connector | Yes |
| Power IC(s) | U7 SI9424DY |
| Logic IC(s) | U1 7407-SOIC14, U17 74HCT14, U18 74HC08, U19 74HCT14 |
Technical Summary
The MSI MS-95A5, revision 1.0, is a GEM318 Guardian Enclosure Management Controller 1U SAF-TE SCSI backplane, dated Tuesday, April 6, 2004. The PCB is identified as PCBX_95A5-1.0. It features a single SCA1 Y SCSI80-P connector and four SCSI LVD connectors. The backplane includes a hardware monitor and a video connector. Power is supplied via JPWR1 and JPWR2 D1x4 connectors. The design incorporates a U7 SI9424DY power IC and logic ICs including U1 7407-SOIC14, U17 74HCT14, U18 74HC08, and U19 74HCT14. The SCSI ID is configured via ID0, ID1, ID2, and ID3. The motor spin function supports power-on spin-up, START UNIT command spin-up, and delayed spin-up based on the SCSI device SEL_ID. Differential pair impedance is specified at 122 ohm +/-10%.
Technician FAQ
Q: What is the board number and revision of this SCSI backplane?
A: The board number is MS-95A5, revision 1.0.
Q: What type of SCSI connector is used on this backplane?
A: The backplane uses a single SCA1 Y SCSI80-P connector.
Q: How many SCSI LVD connectors are present?
A: There are four SCSI LVD connectors.
Q: What power IC is used on this backplane?
A: The power IC is U7 SI9424DY.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | MS-95A5 |
| Model | GEM318 Guardian Enclosure Management Controller 1U SAF-TE SCSI Backplane |
| Board Number | MS-95A5 |
| Revision | 10A |
| Date | 星期四, 四月 15, 2004 |
| PCB Number | PCB95A5-10A |
| Document Number | MS-95A5 |
| CPU Platform | GEM318 Guardian Enclosure Management Controller |
| EC / KBC | GEM318 |
| Charging IC | SI9424DY |
| Power IC(s) | 7407-SOIC14 |
| LAN IC | 74HC08 |
| WiFi / WLAN IC | 74HCT14S |
Technical Summary
The MS-95A5 is a GEM318 Guardian Enclosure Management Controller 1U SAF-TE SCSI backplane motherboard, revision 10A, dated April 15, 2004. The board number is MS-95A5, with a PCB identifier of PCB95A5-10A. The platform is built around the GEM318 enclosure management controller, which also serves as the EC/KBC. Power management is handled by a SI9424DY charging IC and a 7407-SOIC14 power IC. The board utilizes 74HC08 and 74HCT14S logic ICs for LAN and WLAN interface control. The backplane supports SCA and LVD SCSI connectors, with integrated SAF-TE SCSI backplane management functionality.
Technician FAQ
Q: What is the board number and revision of this motherboard?
A: The board number is MS-95A5, revision 10A, with PCB number PCB95A5-10A.
Q: What EC/KBC controller is used on this motherboard?
A: The EC/KBC is the GEM318 Guardian Enclosure Management Controller.
Q: What charging IC is used on this motherboard?
A: The charging IC is a SI9424DY.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Technical Specifications
| Parameter | Value |
|---|---|
| Brand | MS-95A5 |
| Model | GEM318 Guardian Enclosure Management Controller 1U SAF-TE SCSI Backplane |
| Board Number | MS-95A5 |
| Revision | 1.0 |
| Date | Monday, July 16, 2007 |
| Document Number | MS-95A5 |
| PCB Number | PCBX_95A5-1.0 |
| Title | MS-95A5 SCSI Backplane |
| EC / KBC | gem318-guardian-enclosure-management-controller/"]GEM318 Guardian Enclosure Management Controller[/URL] |
| Charger Architecture | +12V CHARGE(L), +5V CHARGE(L), OPT 3.3V CHARGE(L) |
| Power IC(s) | U1A 7407-SOIC, U1B 7407-SOIC, U1F 7407-SOIC |
| LAN IC | U7 SI9424DY |
| Card Reader IC | U18A 74HC08, U18B 74HC08, U18C 74HC08, U18D 74HC08, U17A 74HCT14S, U17B 74HCT14S, U17C 74HCT14S, U17D 74HCT14S, U17E 74HCT14S, U17F 74HCT14S, U19A 74HCT14S, U19B 74HCT14S |
Technical Summary
The MS-95A5 is a 1U SAF-TE SCSI backplane board, revision 1.0, dated July 16, 2007, with PCB identifier PCBX_95A5-1.0. The board is built around the GEM318 Guardian Enclosure Management Controller, serving as the primary enclosure management and SCSI backplane controller. Power delivery architecture includes +12V CHARGE(L), +5V CHARGE(L), and OPT 3.3V CHARGE(L) rails. Logic-level signal processing is handled by multiple 74HC08 and 74HCT14S ICs. The board features a SI9424DY MOSFET for power switching and a 7407-SOIC buffer/driver for signal conditioning. The design supports SCA and LVD SCSI connectors with integrated drive activity LED control and spindle synchronization.
Technician FAQ
Q: What is the primary controller IC on this backplane?
A: The GEM318 Guardian Enclosure Management Controller.
Q: What is the board revision and date?
A: Revision 1.0, dated Monday, July 16, 2007.
Q: What power rails are available on the power connector?
A: +12V CHARGE(L), +5V CHARGE(L), and OPT 3.3V CHARGE(L).
Q: What MOSFET is used for power switching?
A: U7 SI9424DY.
Technical data structured and organized by Dr-Bios.com, based on original schematic source analysis.
Indexed motherboard components
Open a component to see every indexed schematic that uses the same part.
AMS-95A5 SCSI BACKPLANE
Board Number
1U Saf-te Scsi Backplane
CPU Platform
MS-95A5
Board Number
PCBX_95A5-1.0
Board Number
U7 SI9424DY
Power IC
PCB95A5-10A
Board Number
GEM318 Guardian Enclosure Management Controller
CPU Platform
GEM318
EC / KBC
SI9424DY
Charging / PD IC
7407-SOIC14
Power IC
74HC08
LAN Controller
74HCT14S
WiFi / WLAN
GEM318 GUARDIAN ENCLOSURE MANAGEMENT CONTROLLER
EC / KBC
U1A 7407-SOIC
Power IC
U1B 7407-SOIC
Power IC
U1F 7407-SOIC
Power IC
U7 SI9424DY
LAN Controller
U17A 74HCT14S
Card Reader IC
U17B 74HCT14S
Card Reader IC
U17C 74HCT14S
Card Reader IC
U17D 74HCT14S
Card Reader IC
U17E 74HCT14S
Card Reader IC
U17F 74HCT14S
Card Reader IC
U18A 74HC08
Card Reader IC
U18B 74HC08
Card Reader IC
U18C 74HC08
Card Reader IC
U18D 74HC08
Card Reader IC
U19A 74HCT14S
Card Reader IC
U19B 74HCT14S
Card Reader IC
Indexed motherboard components
Open a component to see every indexed schematic that uses the same part.
AMS-95A5 SCSI BACKPLANE
Board Number
1U Saf-te Scsi Backplane
CPU Platform
MS-95A5
Board Number
PCBX_95A5-1.0
Board Number
U7 SI9424DY
Power IC
PCB95A5-10A
Board Number
GEM318 Guardian Enclosure Management Controller
CPU Platform
GEM318
EC / KBC
SI9424DY
Charging / PD IC
7407-SOIC14
Power IC
74HC08
LAN Controller
74HCT14S
WiFi / WLAN
GEM318 GUARDIAN ENCLOSURE MANAGEMENT CONTROLLER
EC / KBC
U1A 7407-SOIC
Power IC
U1B 7407-SOIC
Power IC
U1F 7407-SOIC
Power IC
U7 SI9424DY
LAN Controller
U17A 74HCT14S
Card Reader IC
U17B 74HCT14S
Card Reader IC
U17C 74HCT14S
Card Reader IC
U17D 74HCT14S
Card Reader IC
U17E 74HCT14S
Card Reader IC
U17F 74HCT14S
Card Reader IC
U18A 74HC08
Card Reader IC
U18B 74HC08
Card Reader IC
U18C 74HC08
Card Reader IC
U18D 74HC08
Card Reader IC
U19A 74HCT14S
Card Reader IC
U19B 74HCT14S
Card Reader IC
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