Complete these tasks:
Identify the cable you wish to install or replace. Use the information in the following tables and illustrations to determine where to connect each end of the cable.
Each cable connector is keyed so that it can be connected in only one way.
Install the cable according to the routing and cable management instructions provided in the table.
Part numbers listed in this section are correct as of the manual publication date but are subject to change without notice. Consult your authorized Sun sales representative or service provider to confirm a part number prior to ordering a replacement part.
Cable Name |
Connections |
Routing and Management |
---|---|---|
CPU 3.3V Power Cable |
From: Power Distribution Board (J0205, J0206) To: Main Logic Board (J2903) |
Tie-wrapped with other cables to chassis ceiling in two locations near fan tray assembly. |
CPU 5V/Core Voltage Power Cable |
From: Power Distribution Board (J0204) To: Main Logic Board (J2902) |
Tie-wrapped with other cables to chassis ceiling in two locations near fan tray assembly. |
System Interlock Cable |
From: Power Distribution Board (J0501) To: Chassis rear wall To: Chassis front wall near removable media assembly
|
Tie-wrapped with other cables to chassis ceiling in two locations near fan tray assembly. Tie-wrapped alone to chassis ceiling and rear wall in four more locations. Switch at one end of cable is attached to rear chassis wall with two small Phillips screws. Switch at front end of cable is attached to the front chassis wall with two small Phillips screws. |
14-pin Power Sense/I2C Cable |
From: Power Distribution Board (J0202) To: Main Logic Board (J4501) |
Tie-wrapped with other cables to chassis ceiling in two locations near fan tray assembly. |
16-pin Power Sense/Control Cable |
From: Power Distribution Board (J0201) To: Main Logic Board (J2901) |
Tie-wrapped with other cables to chassis ceiling in two locations near fan tray assembly. |
UltraSCSI Power Cable |
From: Power Distribution Board (J0207) To: UltraSCSI Backplane (J0101) |
Routed behind fan tray assembly. |
UltraSCSI Data Cable |
From: Main Logic Board (J1801) To: UltraSCSI Backplane (J0102) |
Routed behind fan tray assembly. |
Keyswitch/LED Cable |
From: Power Distribution Board (J0401) To: UltraSCSI Backplane (J0103) |
Routed behind fan tray assembly. |
Removable Media SCSI Cable |
From: UltraSCSI Backplane (J0501) To: CD-ROM/Tape Drive SCSI Connector |
Includes connectors for two RMA SCSI devices. |
Removable Media Power Cable |
From: UltraSCSI Backplane (J0104) To: CD-ROM/Tape/Diskette Drive Power Connectors |
Includes connectors for two RMA SCSI devices and one optional diskette drive. |
Diskette Data Cable |
From: UltraSCSI Backplane (J0502) To: Diskette Drive Data Connector |
|
Fan Tray Cable |
From: Power Distribution Board (J0303) To: Fan Tray Connector |
Cable end labeled P1 connects to power distribution board. |
Key |
Description |
Key |
Part Number |
---|---|---|---|
1 |
CPU 3.3V Power Cable -- 530-2444 |
8 |
Keyswitch/LED Cable -- 530-2525 |
2 |
CPU 5V/Core Voltage Power Cable -- 530-2441 |
9 |
Removable Media SCSI Cable -- 530-2445 |
3 |
System Interlock Cable -- 530-2482 |
10 |
Removable Media Power Cable -- 530-2440 |
4 |
14-pin Power Sense/I2C Cable -- 530-2480 |
11 |
Diskette Data Cable -- 530-2439 |
5 |
16-pin Power Sense/Control Cable -- 530-2481 |
12 |
Fan Tray Cable -- 530-2685 |
6 |
UltraSCSI Power Cable -- 530-2443 |
13 |
LED/Keyswitch Assembly [To install this part, see "How to Install the LED/Keyswitch Assembly".] -- 540-3604 |
7 |
UltraSCSI Data Cable -- 530-2446 |
14 |
SSP Paddle Card and Cable [To install this part, see "How to Install the SSP Paddle Card".] -- 501-4818 |
To reassemble the system, complete these tasks: