Apple 550C - Manuals
Apple 550C – Manual in PDF format online.
Manuals:
Manual Apple 550C
Summary
Basics General Information - 1 General Information The Macintosh PowerBook 550c features a built-in trackpad, intelligent batteries, two battery bays, an optional PCMCIA expansion module, a darker shade of plastics, and a 10.4" display. The computer is available in Japan only.
Basics Rear Panel - 2 Rear Panel The illustration below shows the location of ports and connectors on the rear panel of the Macintosh PowerBook 550c.
Basics PowerBook Screw Matrix - 3 PowerBook Screw Matrix Nine different types of screws are used in the Macintosh PowerBook 550c. All are Torx screws and require either a T-8 or T-6 Torx screwdriver. Note: The legend for the screws follows on the next page.
Basics PowerBook Screw Matrix - 4 Legend for Macintosh PowerBook 550c Screws 1 Feet2 Hard drive, keyboard, bottom case (middle front), display assembly, floppy drive, daughterboard EMI shield (top edge), inside edge of top case, right side panel 3 Display bezel, display, clutch, DAA4 Trackpad cable ...
Basics PowerBook Cable Matrix - 5 PowerBook Cable Matrix For a matrix of cables that work with specific models of the PowerBook family of computers, refer to the PowerBook Cable Matrix. (The Macintosh PowerBook 550c uses the same cables as the Macintosh PowerBook 520/540 Series.)
Basics PCMCIA Module Handling - 6 PCMCIA Module Handling The PCMCIA (Personal Computer Memory Card International Association) expansion module is an option for the Macintosh PowerBook 550c. The module inserts into the computer’s second (left) battery bay and has two slots that accept a variety of th...
Basics Battery Information - 8 Battery Information The Macintosh PowerBook 550c includes two nickel- metal-hydride (NiMH) batteries. Each battery provides power for up to 3.5 hours of work time, depending on the battery conservation features employed. A smart processor included in each battery pack ...
Basics Battery Information - 9 Battery Handling ± Warning: NiMH batteries contain toxic materials. Send undamaged, dead batteries to Apple for recycling—do not discard dead batteries with other waste. If the battery is damaged, do not return it to Apple. Dispose of damaged batteries according to loc...
Service Source K Specifications Macintosh PowerBook 550c
Specifications Processor - 1 Processor CPU Motorola 68040 microprocessor 66/33 MHz Addressing 32-bit internal registers 32-bit address bus 32-bit data bus
Specifications Memory - 2 Memory RAM 4 MB RAM installed on the daughterboard Expandable to 12 MB with 8 MB Apple RAM expansion card Expandable to 36 MB with third-party RAM expansion card ROM 2 MB PRAM 256 bytes of parameter memory VRAM 512K of static video display memory Clock/Calendar CMOS custom ...
Specifications Disk Storage - 3 Disk Storage Floppy Drive 15 mm high, internal, 1.4 MB Apple SuperDrive Hard Drive 2.5 in., 750 MB hard drive
Specifications I/O Interfaces - 4 I/O Interfaces SCSI HDI-30 SCSI port with 1.5 MB/sec. transfer rate Supports up to six external SCSI devices Connect SCSI device to computer with HDI-30 SCSI system cable. Apple Desktop Bus Apple Desktop Bus (ADB) port 200 mA maximum current draw for all ADB devices...
Specifications Sound and Video - 7 Sound and Video Sound Generator Apple sound chip provides 16-bit sound capable of driving stereo headphones or other stereo equipment through the sound jack Built-in stereo speakers Video Display 10.4-in. diagonal screen Backlit, active-matrix color display; 640 x ...
Specifications Electrical - 8 Electrical Main Battery Two nickel-metal-hydride (NiMH) batteries Up to 3.5 hours of usage per battery before recharging Recharge time: 2 hours in shut down or sleep mode, 4 hours while computer is running Power Adapter 110–240 VAC line voltage 40 W, 50–60 Hz
Specifications Physical - 9 Physical Dimensions Height 2.25 in. (5.7 cm) Width 11.5 in. (29.2 cm) Depth 9.65 in. (24.5 cm) Weight 7.3 lb. (3.3 kg)
Specifications Environmental - 10 Environmental Operating Temperature 50–104°F (10–40°C) Storage Temperature -13 to 140°F (-25 to 60°C) Relative Humidity 20–80% noncondensing Operating Altitude 0–10,000 ft. (0–3048 m) Storage Altitude 0–15,000 ft. (0–4572 m)
Specifications Other - 11 Other Internal Modem Sends and receives data at 19.2 bps; sends and receives faxes at 14.4 bps SCSI Adapter Enables connection between PowerBook computer and desktop Macintosh (PowerBook appears as a hard drive on the desktop) PCMCIA Module Enables use of two Type I or II P...
Service Source K Troubleshooting Macintosh PowerBook 550c
Troubleshooting General - 1 General The Symptom Charts included in this chapter will help you diagnose specific symptoms related to your product. Because cures are listed on the charts in the order of most likely solution, try the first cure first. Verify whether or not the product continues to exhi...
Troubleshooting Power Manager Reset - 2 Power Manager Reset Reset the power manager if• The battery and power adapter are proven good, but the computer will not power on. • The computer will not reset after a system crash. To reset the power manager in the Macintosh PowerBook 550c,• Remove the AC ad...
Troubleshooting AC Adapter Voltage Test - 3 AC Adapter Voltage Test To test the AC adapter voltage,• Use narrow test probes for the leads on your voltmeter • Make all measurements with the negative or common lead touching the outer shield of the connector (ground) • Use the following table to identi...
Troubleshooting Symptom Charts/ Startup - 4 Symptom Charts Startup RAM failure occurs (eight-tone error chord sounds after startup chord) 1 Reseat RAM expansion card and check connection. 2 Replace RAM expansion card. 3 Replace daughterboard. 4 Replace motherboard. Hardware failure occurs (four-tone...
Troubleshooting Symptom Charts/Power - 5 Power Screen is blank; computer doesn’t respond 1 Restart computer. 2 Connect power adapter and restart computer in 3–4 minutes. 3 Try known-good, charged main battery. 4 Check all interconnect board, daughterboard, and motherboard connections. 5 Reset the po...
Troubleshooting Symptom Charts/Video - 9 Video Pixel never comes on or is always on If more than five pixels do not come on or are always on, replace display. Partial or full row of pixels is always on or never comes on 1 Check cables. 2 Replace interconnect board. 3 Replace motherboard. 4 Replace d...
Troubleshooting Symptom Charts/ Hard Drive - 16 Hard Drive Internal hard drive does not operate 1 Make sure power adapter is connected. 2 Disconnect external SCSI devices. 3 Check hard drive cable connection. 4 Use HD SC Setup to reinitialize drive. 5 Replace hard drive cable. 6 Replace hard drive. ...
Troubleshooting Symptom Charts/Peripheral - 17 Peripheral After you connect external SCSI device, computer does not boot 1 Switch on external SCSI device before starting computer. 2 Check cable connections. 3 Verify that SCSI chain is terminated correctly. 4 Verify that SCSI select switch setting on...
Troubleshooting Symptom Charts/ Miscellaneous - 30 Miscellaneous Screen goes blank and computer shuts down every few minutes Computer is going into system sleep to conserve battery power. Adjust sleep delays in Control Panel or connect power adapter. Application seems to run slower after a few secon...
Service Source K Take Apart Macintosh PowerBook 550c
Take Apart Clutch Covers - 14 Clutch Covers Before you begin, remove the battery/PCMCIA module. Clutch Cover Clutch Cover
Take Apart Side Panels - 47 Side Panels Before you begin, remove the following: • Battery/PCMCIA module • Clutch covers • Display access cover • Display assembly • Keyboard • Hard drive • Center base cover • Floppy drive • Top case Right Side Panel Left Side Panel
Take Apart Lifter Feet - 54 Lifter Feet Before you begin, remove the following: • Battery/PCMCIA module • Clutch covers • Display access cover • Display assembly • Keyboard • Hard drive • Center base cover • Floppy drive • Daughterboard EMI shield • Top case • Interconnect-to-logic- bd. cable • CPU ...
Take Apart Inverter Board - 83 Inverter Board Before you begin, remove the following: • Battery/PCMCIA module • Clutch covers • Display access cover • Display assembly • Display bezel assembly Note: The display EMI shield covers the inverter board and attaches to the display with adhesive. Pry up th...
Take Apart Interconnect Board - 85 Interconnect Board Before you begin, remove the following: • Battery/PCMCIA module • Clutch covers • Display access cover • Display assembly • Display bezel assembly Interconnect Board
Take Apart Clutches - 91 Clutches Before you begin, remove the following: • Battery/PCMCIA module • Clutch covers • Display access cover • Display assembly • Display bezel assembly Clutch Clutch
Service Source K Additional Procedures PowerBook 550c
Additional Procedures Backup Battery Verification - 3 Backup Battery Verification The backup battery saves the PRAM and power management information on the logic board when the computer is shut down. To check that the backup battery is working, follow the procedures below.1 Set the date and time.2 P...
Service Source K Exploded View Macintosh PowerBook 550c
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