Zip Drive

Before you begin, remove the following 1 Pull up the release tab and bring the Zip drive forward enough to reach the cables on the back. 2 Disconnect the power and SCSI cables from the Zip drive. Caution The power cable connector is a keyed connector. If it is removed with too much force, the keyed latch can break. With a broken latch, the connector can be installed incorrectly and cause the drive to fail. Reinsert the power cable connector with the metal contacts facing up, as shown. 3 Remove...

System Overview

The Performa Power Macintosh 6400 and 6500 computers combine RISC-based PowerPC performance with full multimedia features. Several features are implemented as plug-in modules available as configuration options or later upgrade, such as PCI cards, internal storage devices, and the Apple TV FM Radio System. The modules are designed to be user installed. User controls include the following Soft power-on control from keyboard Front panel sound-control push buttons Front panel brightness-control...

Video

4 Remove all DRAM DIMMs and try replacing them one at a time to test. Replace any bad DIMMs. 5 Replace logic board. Retain customer's DIMMs. Blurry image over entire screen at resolutions of 832 x 624 and higher. Power Macintosh 6500 serial number falls within the range from XB708xxxxx to XB723xxxxx, replace audio monitor connection subassembly (P N 922-2996). To identify audio monitor connection subassembly that needs replacing, see Additional Procedures chapter.

Left Metal Panel

Before you begin, remove the following Caution Review the ESD precautions in Bulletins Safety. 1 Remove the screws that fasten the left metal panel to the computer. Place your fingers in the metal panel holes near the front and pull back about an inch to release the metal panel. 3 Remove the metal panel from the computer. Replacement Note Place the left metal panel over the left side of the computer, about an inch from the front. Slide the metal panel forward until it snaps into place. Replace...

Disk Storage

Expansion bay for one 5.25-inch SCSI CD-ROM or other SCSI device Tray-loading, AppleCD 1800i (12X-speed) or 24X-speed Zip Drive (6400 200 with Zip Drive and 6500) 1.2 GB IDE 3.5-inch hard drive 1.6 GB IDE 3.5-inch hard drive 2.4 GB IDE 3.5-inch hard drive 3 GB or 4 GB IDE 3.5-inch hard drive 4 GB or 6 GB IDE 3.5-inch hard drive

Subassembly

Before you begin, remove the following Caution Review the ESD precautions in Bulletins Safety. 1 Using a hex nut screw driver, remove the two hex nuts on either side of the monitor-out port. 2 Remove the subwoofer adjustment knob by grasping it firmly with a pair of pliers and pulling straight out. 3 Remove the screw that secures the subassembly to the top of the chassis. Audio Moni tor Connection Subassembly Audio Moni tor Connection Subassembly Reach through the left side of the computer and...

Side Panels

Before you begin, remove the following Note This procedure shows removing the left panel. Remove the right panel following the same steps. 1 With a screw driver, pry up the plastic tab at the front middle of the left panel far enough to clear the metal panel. 2 Slide the panel back about an inch. 3 Remove the left panel from the computer. Replacement Note Place the left panel over the left metal panel, about an inch from the front of the computer. Be sure the panel covers the feet at the...

Memory

16 MB DRAM (6420 ships with up to 24 MB DRAM) Expandable to 136 MB using JEDEC-standard DIMM devices in two sockets (168-pin fast-paged mode, 70 ns or faster, 2K refresh rate DIMMs) Expandable to 136 MB using JEDEC-standard DIMM devices in two sockets (168-pin, extended data out EDO mode, 60 ns or faster, 1K or 2K refresh rate DIMMs) Expandable to 136 MB using JEDEC-standard DIMM devices in two sockets (168-pin, extended data out EDO mode, 60 ns or faster, 1K or 2K refresh rate DIMMs)....

Feet

Before you begin, remove the following Caution Review the ESD precautions in Bulletins Safety. 1 Place the right or left side of the computer on a clean, smooth surface. 2 Press in two of the plastic tabs on a foot. 3 Tilt the foot toward the third plastic tab to clear the slots and remove the foot. Replacement Note There is a raised plastic guide post that fits in a notch on the bottom of the computer. Be sure to line up the guide post with the notch.

Software Installation Errors and L Cache Identification

The symptoms during software installation on a Power Macintosh 6500 may appear as follows The installation is interrupted by a dialog box displaying a message like this Unable to decompress file 'xxxx' because of a data mismatch error. After dismissing the dialog box, the user may be able to continue installing or may only have the option to stop the installation, depending on the type of installer. During software installation, the system hangs (cursor arrow still moves), system freezes...

Performa 6500 Scsi

Known-good StyleWriter does not print 1 Verify that Chooser is set correctly. 2 Verify that printer driver and system software are not corrupt. 3 Verify system software is version 7.5.3 or later. 4 Replace printer interface cable. 5 Replace logic board. Retain customer's DIMMs. Verify that Chooser is set correctly. Verify that printer driver and system software are not 1 Check for proper SCSI termination. 2 Check that the SCSI cable is good and firmly connected. 3 Check the SCSI device manual...

Floppy Drive

Before you begin, remove the front bezel. Caution Review the ESD precautions in Bulletins Safety. Note The floppy drive is Floppy located in the second drive Drive bay from the top. 1 Push up the release latch beneath the floppy drive and slide the floppy drive forward just far enough to reach the cable on the back. 2 Disconnect the floppy drive cable from the back of the floppy drive.

Processor

If the processor fan fails, the fan (922-3859) can be ordered separately and replaced. 3 Remove the defective processor fan. 4 Replace the defective fan with the replacement part. 5 Position the fan as shown in the graphic. Attach the two black plastic screws. 6 Connect the fan to the logic board at J17.

Subwoofer Balance Control

With external speakers attached, the subwoofer functions as a bass speaker to augment the stereo sound. Without external speakers, the subwoofer produces full-range sound instead of just bass. ooooooog oooooooo ooooogoo oooooooo oooooooo oooooooo oooooooo oooooooo ooooogoo ooooogoo ooooogoo oooogggo oooggggo ooooooog ooooooog ooooooog oooooooo Adjust the subwoofer balance using the subwoofer balance control. The subwoofer balance control only works with external speakers attached. To increase...

Battery Replacement

Before you begin, remove the logic board. Caution Review the ESD precautions in Bulletins Safety. Awarning If handled or discarded improperly, the lithium battery in the computer could explode. Review battery handling and disposal instructions in Bulletins Safety. 1 Pull up and disconnect the connector. 2 Pull up and remove the battery from its hook-and-loop base.

Digital Audio Video DAV Technology

The optional video input card has a separate connector called the DAV connector. The DAV connector provides access from a PCI card to the video input card by means of a 60-pin cable. This allows the PCI expansion card to use the video card to transfer real-time video data to the computer. The video card accepts video from an external source and displays it in a window on the computer's monitor. Note The interface of the 60-pin DAV connector is a superset of the interface on the 34-pin DVA...

Warranty AppleCareARIS

The Power Macintosh Performa 6400 and 6500 series computers are covered under the Apple One-Year Limited Warranty. The AppleCare Service Plan is also available for these products. Service Providers are reimbursed for warranty and AppleCare repairs made to these computers. For pricing information, refer to Service Price Pages. The Power Macintosh Performa 6400 and 6500 series computers are covered under AppleCare. The Extended AppleCare Service Plan is also available for these products. Service...

Logic Board Reset

Before you begin, remove the logic board. Caution Review the ESD precautions in Bulletins Safety. Pull up and disconnect the battery connector. Pull up and remove the battery from its hook-and-loop base. Wait 5-10 minutes and then replace the battery 4 Press the reset switch on the logic board using a flat plastic tool. 5 Fully seat the logic board in the enclosure. Note This procedure resets PRAM. Be sure to check the computer's time date and other system parameter settings following the...

Hard Drive

Hard drive not found when booted from CD ROM drive Flashing appears at startup in 6400 180 or 6400 200 with 1.6 GB p n 6611107 or 2.4 GB 661-1 202 ATA hard drive , and may be corrected with restart. Use Drive Setup to attempt to recognize or mount hard drive. Be sure system software is not corrupted. See the Software Troubleshooting document in the HW-SW Procedures topic under the Troubleshooting tab on the Service Source CD startup screen. Remove the 1.6 GB or 2.4 ATA hard drive and look at...

TVFM Tuner Card

Note The TV FM tuner card is an option. Caution Review the ESD precautions in Bulletins Safety. 1 Remove the two screws from the TV tuner card access port cover. 2 Remove the TV tuner card access port cover from the computer. Pull the TV tuner card ribbon cable a short way out of the access port. 4 Connect the ribbon cable plug to the TV FM tuner card connector. Slide the TV FM tuner card into place along the guides on both sides of the access port. 6 Replace the two screws that hold the TV FM...

Modems

Some Performa 6400 180 and 6400 200 computers shipped with internal GeoPort modems and some with internal Global Village modems. If the modem isn't replaced like-for-like, the communications software is incompatible with the modem. To identify the modem originally shipped in the computer look at the last three characters of the serial number to compare with characters found in this table. Geoport is a hardware and software communications architecture that has been optimized for...

Sound

The sound system supports 8-bit and 16-bit stereo sound output and input. lt can create sounds digitally and play the sounds through the internal speakers or send the sound signals through the sound output jacks. The 6400 and 6500 computers digitize and records sound as 16-bit samples. It can use two of these sampling rates 11k, 22k, or 44k samples per second. It can record sound from the following sources Microphone connected to the sound input jack Compact disc in the CD-ROM player The 6400...

Expansion Bay or Zip Drive Cover

Before you begin, remove the front bezel. Note Expect a loud cracking noise as you remove the bay cover. 1 Press on one side of the bay cover. 2 Insert a screw driver under the lower corner of the opposite side, and pry off the cover plate. can insert screw drivers under each lower corner of the cover plate and pull the sides outward to release it. Replacement Note Align the three plastic tabs at the top of the bay cover with slots under the top cover. Replacement Note Press the cover into...

Power Macintosh 6400 Bottom

Power Macinyosh 6400

Before you begin, remove the front bezel. Caution Review the ESD precautions in Bulletins Safety. Note The hard drive is located in the lower left drive bay. Press the hard drive release latch to the right. Slide the hard drive forward far enough to reach the cables connected to the back of the hard drive. 3 Disconnect the power cable from the hard drive. 4 Pull the convenience tab to disconnect the data cable from the hard drive. Note For information about removing the hard drive from its...

Logic Board

No preliminary steps are required before you begin this procedure. Note If you are looking at the back of the computer, the logic board is located on the left. Caution Review the ESD precautions in Bulletins Safety. 1 Remove the two screws that secure the logic board to the rear panel. 2 Grasp the two plastic tabs, and gently pull the logic board all the way out of the computer. Note Perform the following steps only if you are replacing a defective logic board. 3 Remove the two Phillips screws...

Front Bezel

Front Bezel

No preliminary steps are required before you begin this procedure. 1 Put the front of the computer on a workbench edge directly in front of you. 2 Push up the release tabs under the front bezel. 3 Pull the bottom of the front bezel out and away from the computer. Replacement Note Align the two plastic tabs at the top of the front bezel with the slots in the front metal chassis below the expansion bay cover. Press the front bezel into place. Press the bottom corners and the middle of the panel...

Power Supply

Power Macintosh 6400 Power Supply

Before you begin, remove the following Note If you look at the back of the computer, the power supply is located on the right. Caution Review the ESD precautions in Bulletins Safety. 1 Remove the two screws that secure the power supply to the back of the computer. 2 Lay the right side of the computer on a clean, smooth surface. The power supply should be to your left and the drive bays to your right. 3 Remove the screw that secures the power supply inside the computer. 4 Set the computer...

Blurry Video Solution

If you identified a blurry video symptom, you need to inspect the audio monitor connection subassembly. 1 Remove the audio monitor connection subassembly from the computer. 2 Turn the subassembly so you can see the area of the monitor board immediately behind the monitor connector. capacitors as pictured in this graphic. Note The capacitors may not be present. See the graphic on the next page. 4 If three red capacitors are not present, replace the audio monitor connection subassembly with part...

Top Cover

Before you begin, remove the following Caution Never operate the computer with the top cover removed. Failure to comply may result in irreparable damage to internal components. 1 Remove the captive cover screw on the rear panel. 2 Slide the top cover back about one-half inch. 3 Lift the top cover from the computer. Replacement Note Place the top cover on top of the chassis, about a half inch from the front of the computer. Slide the cover forward until it is firmly in place. Replace the captive...

Battery Verification

Before you begin, remove the logic board. Caution Review the ESD precautions in Bulletins Safety. 1 Set the voltmeter to the 10 volts DC scale. 2 Hold the positive probe of the voltmeter to the positive end of the battery and the negative probe to the negative end of the battery. 3 If the battery voltage is below 3.0 volts, replace the battery. Refer to Battery Replacement in this chapter.

Avid Cinema Card

Avid Cortion

Before you begin, remove the logic board. Caution Review the ESD precautions in Bulletins Safety. 1 Follow the steps in the PCI Card section of this chapter, choosing to place the card in the top or bottom PCI expansion slot on the PCI adapter card. If a video input card has not been installed, install one now. Connect the Avid Cinema Card to the Video Input Card Note Use the shorter 2.5 DAV ribbon cable. The two ends of the cable are identical. Match the notches on the card connectors to...

Configurations

Card Performa

The 6400 has a PowerPC 603ev processor. Expansion connections on the logic board include the following Communications slot for modems and Ethernet The Power Macintosh 6400 has the same feature set as the Performa 6400. It is available with a PowerPC 603ev processor running at 180 MHz or at 200 MHz. These computers are sold in Japan, Australia, and Europe. They both ship with 8X-speed CD-ROM drives. The 6410 has 16 MB of RAM and a 1.6 GB hard drive. The 6420 has up to 24 MB of RAM, a 2.4 GB hard...

Subwoofer Speaker Assembly

Power Supply Powermac 6500

Before you begin, remove the following Note The subwoofer speaker assembly is in the bottom of the chassis. Caution Review the ESD precautions in Bulletins Safety. 1 Lay the right side of the computer on a clean, smooth surface. 2 Using a T1 0 torx screw driver, remove the screws that secure the subwoofer speaker assembly to the bottom of the chassis. Pull the 2-pin connector from the audio monitor connection subassembly in the upper rear corner inside the chassis. 4 Pull the subwoofer speaker...

High Performance Module Cache

Before you begin, remove the logic board. Caution Review the ESD precautions in Bulletins Safety. Cache Module Slot High Performance Module Cache Module Slot High Performance Module Note The module is designed to fit into the slot only one way. Align the notches in the module with the small ribs inside the slot, and snap the card into place on the logic board.

Front Panel Control Board

Removing Hard Drive From Performa 6400

Before you begin, remove the following Note It isn't necessary to remove the cables from the hard drive. Panel control board is located to Control the right of the hard drive. Caution Review the ESD precautions in Bulletins Safety. 1 Reach through the hard drive bay and behind the front panel control board to push the board forward. Pull the front panel control board out of the computer far enough to reach the cable on the back. Remove the cable attached to the back of the front panel control...