Apple macbook 13 inch aluminum late 2008 User Manual
Have a look at the manual Apple macbook 13 inch aluminum late 2008 User Manual online for free. It’s possible to download the document as PDF or print. UserManuals.tech offer 195 Apple manuals and user’s guides for free. Share the user manual or guide on Facebook, Twitter or Google+.
MacBook (13-inch, Aluminum, Late 2008) Symptom Charts — Input/Output Devices 101 2010-06-15 4. Does the Apple Remote now work? YesIssue resolved. NoReplace the hard drive front bracket (includes IR/sleep cable). Go to step 5. 5. Does the Apple Remote now work? YesIssue resolved.K99 NoReplace logic board.M15 Built-in Speaker Has No Audio Unlikely cause: LCD, hard drive, optical drive Quick Check SymptomQuick Check Built-in Speaker Has No Audio Can’t hear any audio from within the machine. 1. Make sure all software updates have been applied. 2. Check in System Preferences: Sound: Output that sound output is set to “Internal Speakers”. 3. Use the F12 volume key to set the sound to maximum. 4. Reset PRAM. Deep Dive CheckResultActionCode 1. Check System Preferences: Sound: Output and verify that no external speakers, “Digital Out,” or headphones are being reported connected when there is none present. YesAudio-out port is not damaged. Go to step 3. NoGo to step 2 2. With known-good headphone or speakers, plug in the audio output jack for several cycles. Verify that you get audio through external headphones/ speakers when connected. YesGo to step 4 NoReseat the speaker connectors to logic board. Go to step 3.
MacBook (13-inch, Aluminum, Late 2008) Symptom Charts — Input/Output Devices 102 2010-06-15 3. Verify that you now get audio through internal speakers . YesIssue resolved. NoReplace logic board.M09 4. Disconnect known-good headphones or speakers. Verify that you now get audio through internal speakers. YesIssue resolved. NoReplace affected speaker(s).X08 Distorted Sound from Internal Speaker Unlikely cause: LCD, hard drive, optical drive Quick Check SymptomQuick Check Distorted Sound from Internal Speaker • Distorted audio 1. Reset PRAM. 2. Adjust sound output and level in System Preferences: Sound: Output, and use the Balance to locate a left, right, or woofer speaker distortion source. 3. Compare the same sound and same settings against another unit to make sure the sound is actually distorting. Deep Dive CheckResultActionCode 1. Comparing internal speakers with headphones, is the distortion on both headphones and speakers? YesAudio source or gain issue. Reset PRAM, adjust sound level in System Preferences: Sound: Output, and retest with known-good audio source and external speakers. Go to step 5. NoInternal speaker issue. Go to step 2.
MacBook (13-inch, Aluminum, Late 2008) Symptom Charts — Input/Output Devices 103 2010-06-15 2. Use the Sound Output system preference to test the left and right speakers. If lower bass notes are distorted, right speaker/subwoofer may be defective. Are all speakers free of distortion, sounding clear and loud?. YesIssue resolved. NoAdjust volume to test full range of volume settings. Go to step 3. 3. Is affected speaker cable properly inserted and free from damage? YesGo to step 4. NoReseat speaker cable or replace damaged speaker. Go to step 5. X09 4. Is affected speaker membrane free from dust or debris, and speaker membrane is not deformed/damaged? YesGo to step 5. NoClean any dust or debris. Go to step 5. If membrane is damaged, replace the bad speaker(s). X09 5. Verify that speaker enclosure is not damaged, correctly installed in system, and does not create unneeded vibration when sound is played. YesSpeaker housing and installation is good. Go to step 6. NoProperly install or replace affected speaker. Go to step 6. 6. Verify that internal speakers no longer produce distorted sound. YesIssue resolved.X09 NoReplace logic board.M09 Uncategorized Symptom Quick Check SymptomQuick Check Uncategorized Symptom Unable to locate appropriate symptom code Verify whether existing symptom code applies to the issue reported by the user. If not, document reported symptom and send feedback to smfeedback@apple. com stating that a suitable symptom code could not be found.
MacBook (13-inch, Aluminum, Late 2008) — Symptom Charts / Mechanical Issues: Thermals and Enclosure 1042008-09-18 Mechanical Issues: Thermals and Enclosure Reset/Power Button Stuck Unlikely cause: LCD, hard drive, optical drive Quick Check SymptomQuick Check Reset/Power Button Stuck • System will not power on • System sounds bootROM unlock tone during startup • System automatically starts up repeatedly 1. Diagnose stuck button with SMC keyboard reset sequence 2. Inspect keyboard connection to logic board. 3. Try logic board power-on pads to determine open or closed power-on key. Closed circuit will not allow on-board switch to work. 4. If stuck down or closed, remove keyboard cable from logic board and try on board switch again to determine if top case is defective. 5. If logic board will not power on with keyboard cable removed, troubleshoot no power/no boot. Deep Dive CheckResultActionCode 1. Reset SMC using keyboard 3 keys and power-on key. MagSafe LED can verify SMC reset. Momentary stop of battery charging will indicate SMC reset, orange LED will go green momentarily then return to orange. YesKeyboard reset works while holding 3 keys and toggling power-on key, multiple press and release of power-on key works to show power-on key not stuck or fixed. NoSMC keyboard reset not working, suggests power-on key is open circuit or stuck down. Go to step 2. 2. Remove battery and AC power for 30 seconds to perform a manual SMC reset. Apply AC power. Does power-on key work when pressed? YesSMC restored from power removal sequence. Power-on key now working properly. NoPower-on key stuck or open. Go to step 3.
MacBook (13-inch, Aluminum, Late 2008) — Symptom Charts / Mechanical Issues: Thermals and Enclosure 1052008-09-18 3. Inspect keyboard flex cable for loose or damaged connections. Align and reseat to flex cable to ensure proper connections. Does power-on key now work correctly? YesCable reseat restored power- on key operation. NoPower-on key still appears to be stuck or open. Go to step 4. 4. Use conductive tool to assert power on by touching power- on switch pads (R5015, located just above trackpad connector) on logic board. YesSystem powers on suggesting top case power on key circuit is open. Replace top case for open power-on key. X14 NoPower-on key circuit appears to be closed suggesting a stuck power-on key. Go to step 5. 5. Disconnect the internal keyboard flex cable and assert power-on switch pads on logic board. Removing top case power-on key from circuit should free on-board switch to work properly. YesOn board power-on switch pads now starts the system. Replace top case due to stuck power-on key. X14 NoGo to M01: No power/ not booting System Runs Hot Unlikely cause: LCD, hard drive, optical drive Quick Check SymptomQuick Check System Runs Hot • System feels very warm • Fan(s) not working • Fan(s) are full on 1. Verify the computer operating on a flat, hard surface and the vents are not blocked. 2. Verify the computer is not running hotter than expected for normal operation. If possible, compare to a similarly configured computer. 3. Reset SMC. 4. Inspect fan performance 5. Run thermal sensor test.
MacBook (13-inch, Aluminum, Late 2008) — Symptom Charts / Mechanical Issues: Thermals and Enclosure 1062008-09-18 Deep Dive CheckResultActionCode 1. Is the system running as expected (compared to similar system)? YesUse “Apple Portables: Operating Temperature” (Knowledge Base HT1778) to inform user it is operating normally. NoGo to step 2. 2. Are there runaway applications? See “Runaway applications can shorten battery run time” (Knowledge Base TS1473). YesCheck with the vendor for compatibility and software update. NoGo to step 3. 3. Fans are typically on at minimum speed. Perform SMC reset or remove all power for 15 minutes. Is the fan(s) running properly? YesGo to step 5. NoFan(s) not running or always running at full speed. Go to step 4. 4. Reseat fan connection to logic board or test a known-good fan. Replace a fan that is not spinning or replace logic board that is not spinning a known- good fan. Is fan(s) working properly? YesReseating or replacing bad fan resolved issue. Replace logic board if it does not work with known-good fan. X99 or M18 NoGo to step 5. 5. Is the heatsink installed properly with no damage to heat fins? YesGo to step 7. NoReplace missing screws or damaged heatsink. Go to step 6. 6. Is the system running as expected? YesHeatsink installed incorrectly. Issue resolved. X10 NoGo to step 7. 7. Heatsink thermal grease possibly missing or improperly installed during previous repair? YesReplace heatsink or install thermal grease. X10 NoGo to step 8.
MacBook (13-inch, Aluminum, Late 2008) — Symptom Charts / Mechanical Issues: Thermals and Enclosure 1072008-09-18 8. Inspect and reseat connections to thermal sensors throughout the system, run test for sensor monitoring. YesThermal module or other sensor reseat resolved issue. X99 NoReplace logic board if sensor error. Go to step 9. 9. After logic board replacement, is the computer running as expected? YesBad logic board. Issue resolved. M23 NoUse minimum configuration troubleshooting to isolate the issue. Clamshell does not stay closed when stored vertically Quick Check SymptomQuick Check Clamshell does not stay closed when computer is stored vertically • When stored in a bag, the clamshell pops up • Magnets don’t hold the clamshell onto top case. Verify whether clamshell edges are aligned with top case when closed, and that computer case does not seem to suffer from any physical damage. If no damage is found, proceed with hinge alignment documented in the Additional Procedures chapter. Uncategorized Symptom Quick Check SymptomQuick Check Uncategorized Symptom Unable to locate appropriate symptom code Verify whether existing symptom code applies to the issue reported by the user. If not, document reported symptom and send feedback to smfeedback@apple. com stating that a suitable symptom code could not be found.
© 2008 Apple Inc. All rights reserved. Apple Technician Guide Take Apart MacBook (13-inch, Aluminum, Late 2008)
MacBook (13-inch, Aluminum, Late 2008) Take Apart — General Information 109 2010-06-15 Vertical Insertion (JST ) • Use black stick under cable to remove. • Keep connector level to board when disconnecting and reconnecting. • Press evenly when reconnecting or connector can tip up and not be fully seated. Examples: • fan cable • battery indicator light cable • heatsink sensor • left speaker cable • microphone cable (underside) Locking Lever • Flip up lever 90 degrees for flex cable removal. • Use plastic tweezers to hold cable. • Slide cable into receptacle on same horizontal plane. • Lock down lever after inserting cable. Examples: • IR/sleep cable • backlight cable General Information Connector Types on Logic Board On the logic board are six types of connectors, each requiring special handling. Make sure you read these tips before disconnecting and installing the connectors.
MacBook (13-inch, Aluminum, Late 2008) Take Apart — General Information 110 2010-06-15 • keyboard flex cable Caution: Use black stick to push the keyboard flex cable all the way into connector to prevent “no power” symptoms. Horizontal Install • Pull connector, not cable, to remove. • Slide connector into receptacle on same horizontal plane as board. Examples: • right speaker/ subwoofer cable • MagSafe cable on underside of board • battery power cable on underside of board Multi-Pin Vertical Insert • Use fingernails to remove evenly. • Insert connector parallel to board. Examples: • hard drive connector cable