Apple_Laptop

K Service Source

PowerBook 160/165/180

Series

PowerBook 160, PowerBook 165,

PowerBook 180

K Service Source

Basics

PowerBook 160/165/180

Overview

This manual includes complete repair procedures for the PowerBook 160, PowerBook 165, and PowerBook 180.

Figure: PowerBook 160, 165, 180

Repair Strategy

Service the PowerBook 160, 165, and 180 through module exchange and parts replacement. Customers can request on- site service from an Apple Authorized Service Provider Plus (AASP+) Apple Assurance (US only), or request a courier through the Apple Canada Technical Answerline (Canada only). They can also choose carry-in service from an AASP.

Ordering

Apple Service Providers planning to support the computer systems covered in this manual may purchase Service modules and parts to develop servicing capability. To order parts, use the AppleOrder (US only) or ARIS (Canada only) system and refer to ???Service Price Pages.???

USA Ordering

US Service Providers not enrolled in AppleOrder may fax their orders to Service Provider Support (512-908- 8125) or mail them to

Apple Computer, Inc. Service Provider Support MS 212-SPS

Austin, TX 78714-9125

For US inquiries, please call Service Provider Support at 800-919-2775 and select option #1.

Canadian Ordering

Canadian Service Providers not enrolled in ARIS may fax their orders to Service Provider Support in Canada (1-800-903-5284). For Canadian inquiries, please call Service Provider Support at 905-513-5782 and select option #3.

Warranty/AppleCare/ARIS

US Only

The PowerBook 160, 165, and 180 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.???

Canada Only

The PowerBook 160, 165, and 180 are covered under first-year AppleCare. The Extended AppleCare Service Plan is also available for these products. Service Providers are reimbursed for first-year warranty and Extended AppleCare repairs made to these computers. For pricing information, refer to ???Service Price Pages.???

BasicsDisplay Compatibility Matrix - 6

Display Compatibility Matrix

Important : PowerBook 160/165/180 family includes two displays???an active matrix and an FSTN display. Each of these displays requires a compatible inverter and display cable; the inverters, display cables, and displays are not interchangeable. Before ordering one of these parts, refer to the display matrix shown above.

K Service Source

Speci???cations

PowerBook 160/165/180

Introduction

You can also find specifications information for this product in the

Spec Database, which you can access in one of three ways:

??? Launch it directly by double-clicking the Apple Spec Database runtime alias at the top level of the Main Service Source CD.

??? Select "Apple Spec Database" from the Service Source drop- down main menu.

??? Click the Acrobat toolbar icon for the database, which is near the right end of the toolbar with the letters "SP."

160 CPU

165 CPU

180 CPU

Coprocessor (180

Only)

Processor

Motorola 68030 microprocessor 25 MHz

Motorola 68030 microprocessor 33 MHz

Motorola 68882 floating-point math coprocessor 33 MHz

RAM

ROM

PRAM

VRAM

Clock/Calendar

Memory

4 MB pseudostatic RAM (PSRAM) installed on the daughterboard Expandable to 8 MB with 4 MB expansion card

Expandable to 14 MB with third-party PSRAM expansion cards 1 MB

256 bytes of parameter memory

128K of static video display memory

CMOS custom chip with long-life lithium battery

Disk Storage

Floppy Drive

Hard Drive

19 mm high, internal, 1.4 MB Apple SuperDrive

2.5 in. hard drives (many capacities)

Floppy Drive

SCSI

I/O Interfaces

DB-19 serial port for connecting external floppy drives

HDI-30 SCSI port with 1.5 MB/sec. transfer rate Supports up to five external SCSI devices

Does not provide termination power

Connect SCSI device to computer with HDI-30 SCSI system cable.

Apple Desktop Bus

Apple Desktop Bus (ADB) port (maximum of three ADB devices is recommended)

200 mA maximum current draw for all ADB devices

Video

Power Adapter

Security

Modem

Video-out port; 8 bit, 256 color video support

Supports Macintosh monitors up to 16-in. color and VGA monitors Power adapter port

Slot for third-party security equipment

Slot for optional internal modem

Trackball

Microphone

30 mm diameter, dual button ADB interface

Electret, omnidirectional

Output voltage of 4 mV, peak to peak

Sound Generator

160/165 Video

Display

180 Video Display

Sound and Video

Apple sound chip provides 8-bit sound capable of driving stereo headphones or other stereo equipment through the sound jack 8-bit sound input, sampled at 11 or 22 kHz

10 in. (254 mm) diagonal screen

Flat-panel, film-compensated supertwist nematic (FSTN) liquid crystal display

CCFL on-demand backlight

16 shades of gray; 640 by 400 pixels

10 in. (254 mm) diagonal screen

Flat-panel, active-matrix liquid crystal display CCFL on-demand backlight

16 shades of gray; 640 by 400 pixels

Electrical

Main Battery

Nickel cadmium (NiCad), 2.5 Ah

Provides 2-3 hours of usage before recharging Recharge time: 3 hours

500 power cycles capacity

PRAM Battery

Power Adapter

3 V lithium

110???220 VAC line voltage 17 W, 50???60 Hz

US, Japanese, United Kingdom, Australian, and European versions

Environmental

Operating

Temperature

Storage

Temperature

Relative Humidity

Altitude

Operational Altitude

50???104?? F (10-40?? C)

-13 to 140?? F (-25 to 60?? C)

20???80% noncondensing 0???15,000 ft. (0???4722 m) 0???10,000 ft. (0???3048 m)

Other

Fax/Data Modem

Internal 2400-baud modem with fax send at 9600 baud (includes fax send software)

300/1200/2400 bps transmission rates Serial binary and asynchronous protocols

Error correction and data compression: MNP 4, 5 and V.42, V.42bis

SCSI Adapter

Enables connection between PowerBook computer and desktop Macintosh (PowerBook appears as a hard drive on the desktop

K Service Source

Troubleshooting

PowerBook 160/165/180

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 exhibit the symptom. If the symptom persists, try the next cure. (Note: If you have replaced a module, reinstall the original module before you proceed to the next cure.)

If you are not sure what the problem is, or if the Symptom Charts do not resolve the problem, refer to the Flowchart for the product family.

For additional assistance, contact Apple Technical Support.

TroubleshootingSymptom Charts/Startup - 4

Startup

TroubleshootingSymptom Charts/Power - 5

Power

TroubleshootingSymptom Charts/Power - 6

Power

TroubleshootingSymptom Charts/Power - 7

Power

TroubleshootingSymptom Charts/Video - 8

TroubleshootingSymptom Charts/Video - 9

Video

TroubleshootingSymptom Charts/Video - 10

Video

TroubleshootingSymptom Charts/Video - 11

TroubleshootingSymptom Charts/Video - 12

Video

TroubleshootingSymptom Charts/Video - 13

Video

Display stopped working or dimmed but is fine now

PowerBook 160/165

If temperature is in the approximate range of under 5 or over 40 degrees centigrade, this reaction is normal.

TroubleshootingSymptom Charts/Video - 15

Video

TroubleshootingSymptom Charts/Video - 16

Video

TroubleshootingSymptom Charts/Video - 17

Video

TroubleshootingSymptom Charts/Video - 18

Video

TroubleshootingSymptom Charts/Hard Drive - 19

Hard Drive

TroubleshootingSymptom Charts/Floppy Drive - 20

Floppy Drive

TroubleshootingSymptom Charts/Floppy Drive - 21

Floppy Drive

TroubleshootingSymptom Charts/Floppy Drive - 22

Floppy Drive

TroubleshootingSymptom Charts/Peripherals - 23

Peripherals

Cursor does not move when you are using trackball

1Restart computer.

2Check cables.

3Check interconnect board, daughterboard, and motherboard connections.

4Try low-power mouse. If cursor moves, replace trackball or keyboard.

Peripherals

1Replace interconnect board.

2Replace daughterboard.

3Replace motherboard.

TroubleshootingSymptom Charts/Peripherals - 25

Peripherals

TroubleshootingSymptom Charts/Peripherals - 26

Peripherals

TroubleshootingSymptom Charts/Peripherals - 27

Peripherals

TroubleshootingSymptom Charts/Peripherals - 28

Peripherals

TroubleshootingSymptom Charts/Internal Modem - 29

Internal Modem

TroubleshootingSymptom Charts/Internal Modem - 30

Internal Modem

TroubleshootingSymptom Charts/Internal Modem - 31

Internal Modem

Miscellaneous

Screen goes blank and computer shuts down every few minutes

Adjust sleep delays in Control Panel or connect power adapter.

TroubleshootingSymptom Charts/Miscellaneous - 33

Miscellaneous

TroubleshootingStartup Problems Flowchart/Miscellaneous - 34

Startup Problems Flowchart

START

Reset the power manager.

Press the power button to begin the startup sequence.

Do the No startup tones

sound?

Yes

1.Check the cables.

2.Replace the interconnect board.

3.Replace the daughterboard.

4.Replace the motherboard.

See Startup Problems in

the Symptom/Cure Chart.

1.Check the cables.

2.Replace the inverter board.

3.Replace the interconnect board.

4.Replace the display cable. PowerBook 520, 520c, 540, 540c: Replace the interconnect-

to-display cable.

5.Replace the display. PowerBook 170, 180, 180c: Replace the display (international only) or

return the computer to Apple.

6.Replace the daughterboard.

7.Replace the motherboard.

Startup Problems Flowchart (continued)

1.Reset parameter RAM.

2.Use HD SC Setup to update the SCSI driver.

3.Reinstall System Software.

4.Replace the internal hard drive cable.

5.Replace the hard drive.

6.Replace the motherboard.

7.Replace the daughterboard.

Go to Start

K Service Source

Take Apart

PowerBook 160/165/180

Main Battery

Before you begin, disconnect the power adapter.

Note: This procedure also covers removal of the main battery door.

Important: Before removing the main battery, use the Macintosh Shut Down command. Otherwise, all RAM contents will be lost.

Main Battery

Take ApartMain Battery - 2

??Warning: The main battery contains toxic materials. Review battery-handling and disposal instructions in Bulletins/Safety.

1 Slide open the battery door.

2 Using the battery door as a handle, pull out the main battery.

End Tab

I/O Door

No preliminary steps are required before you begin this procedure.

Caution: The PowerBook 160/165/180 contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/Safety.

I/O Door

Right Door

Peg

1Open the I/O door.

2Carefully bend the door so that the middle bows downward and unhinge the two bottom door pegs.

Take ApartTop Case - 6

Interconnect

Cable

2Lift the back of the top case and disconnect the interconnect cable.

3Lift off the top case and unhook the two tab fasteners from the front of the bottom case.

Replacement Caution:

When connecting the display cable connector, fold the cable as shown. If it is not folded correctly, the cable could short.

Tab Fastener

Trackball

Assembly

Trackball

Assembly

Before you begin, remove the following:

??? Main battery

??? I/O door

??? Top case

Caution: The PowerBook 160/165/180 contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/Safety.

Take Apart

Trackball

Ribbon Cable Locking

Tab

Trackball Assembly - 10

Caution: The trackball ribbon cable is fragile and should be handled with care.

1Pull out the locking tab on the trackball connector and remove the trackball ribbon cable.

Take ApartKeyboard - 12

Keyboard

Ribbon Cables

Caution: The keyboard ribbon cables are fragile and should be handled with care.

1Lift the locking tabs on the two keyboard connectors and remove the keyboard ribbon cables.

Take ApartInverter Board - 15

Inverter

Shield

Inverter

Board

Inverter

Cable

1Remove the two mounting screws.

Note: Do not remove the inverter shield from the inverter board.

2Pull the inverter board and attached shield straight up and off the connector on the interconnect board.

3Disconnect the inverter cable.

Take ApartInterconnect Board - 20

Interconnect Board

Before you begin, remove the following:

??? Main battery

??? I/O door

??? Top case

??? Inverter board

Caution: The PowerBook 160/165/180 contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/Safety.

Interconnect Board

Take ApartActuators - 24

Actuators

Before you begin, remove the following:

??? Main battery

??? I/O door

??? Top case

??? Inverter board

Caution: The PowerBook 160/165/180 contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/Safety.

Take ApartElevation Feet - 26

Elevation Foot

Elevation

Foot

Take ApartDaughterboard - 28

Daughterboard

Before you begin, remove the following:

??? Main battery

??? I/O door

??? Top case

??? PSRAM expansion card (if present)

Caution: The PowerBook 160/165/180 contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/Safety.

Daughterboard

Motherboard

Logic Board

Take-Apart

Tool

1Using a T-8 torx driver, remove the four daughterboard mounting screws.

Caution: Always use the logic board take-apart tool to separate the daughterboard connector from the motherboard connector. Trying to disconnect the daughterboard from the motherboard by rocking or peeling the boards apart damages the connectors.

Take Apart

U27

Daughterboard - 30

2Using the Apple logic board take-apart tool, disconnect the daughterboard from the motherboard.

Replacement Note: If you are replacing a defective daughterboard, be aware that the PowerBook 160/ 165/180 daughterboards are very similar. To differentiate daughterboards, check the underside of the board. PowerBook 180 daughterboards have an FPU chip soldered at location

Motherboard

Take ApartMotherboard - 36

Motherboard

Before you begin, remove the following:

??? Main battery

??? I/O door

??? Top case

??? PSRAM expansion card (if present)

??? Daughterboard

??? Modem card (if present)

Caution: The PowerBook 160/165/180 contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/Safety.

Motherboard

Hard Drive

Caution: The hard drive,

Floppy Drive Cable

Thermistor Cable

Cable

floppy drive, and thermistor cables are fragile and should be handled with care.

1Lift the locking tabs and remove the floppy drive and thermistor cables.

2Remove the hard drive cable.

Hex-Head Screw

Motherboard

3Remove the two hex- head screws and lift the motherboard from the bottom case.

Take ApartHard Drive - 39

Hard Drive

Before you begin, remove the following:

??? Main battery

??? I/O door

??? Top case

??? Modem card (if present)

??? Daughterboard

Caution: The PowerBook 160/165/180 contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/Safety.

Hard Drive

Cable

Caution: The hard drive cable is fragile and should be handled with care.

1Disconnect the hard drive cable from the motherboard.

Retainer

Latch

Drive Retainer

2Using a T-8 torx driver, remove the five screws from the drive retainer.

3Using a jeweler???s screwdriver, release the drive retainer latch and remove the retainer.

Take ApartFloppy Drive - 45

Mylar Insulator

Heat Sink

Note: Follow this procedure if a rectangular green heat sink extends over the floppy drive.

1Remove the screw holding the heat sink over the floppy drive and lift off the heat sink.

2Remove the mylar insulator attached to the drive retainer.

Floppy Drive Cable

Locking

Tab

Caution: The floppy drive cable is fragile and should be handled with care.

3Lift the locking tab and disconnect the floppy drive cable from the motherboard.

Retainer

Latch

Drive Retainer

4Using a T-8 torx driver, remove the five torx screws from the drive retainer.

5Using a jeweler???s screwdriver, release the drive retainer latch and remove the retainer.

Take ApartDisplay Bezel - 50

Display Bezel

Screw

Plastic Plugs

Plastic

Plug

1Remove the two plastic plugs.

2Using a T-8 torx driver, remove the two bezel mounting screws from the display.

Display

Display Bezel

3Pull the display bezel down and away from the display and release the bezel from the mounting tabs at the top and sides of the display.

4Lift the bezel off the display.

Take ApartClutches/Display Housing - 53

Left Clutch

Display Housing

EMI Shield

Note: This topic includes take apart procedures for the left and right clutch assemblies and the display housing.

Display1 Cover the keyboard with a clean cloth or sheet of paper.

2Using a T-8 torx driver, remove the four display mounting screws.

3Remove the display from the housing and EMI shield.

4Place the display face- down on the keyboard.

Take ApartInverter Cable - 58

Take ApartInverter Cable - 60

Replacement Note: To avoid pinching the inverter cable, route the cable behind the top-right corner of the hinge on the right clutch.

4 Disconnect the inverter cable and remove it from the case.

Display

Before you begin, remove the following:

Display??? Main battery

??? Display bezel

Caution: The PowerBook 160/165/180 contains CMOS devices that are very susceptible to ESD damage. Review the ESD precautions in Bulletins/Safety.

Take ApartDisplay - 63

Locking

Tab

Adhesive

4Place the display face- down on the keyboard.

5Lift the locking tab on the display connector and disconnect the display cable.

Backlight Cable

Inverter

Display Cable

Cable

Locking

Tab

Display

Cable

PowerBook 180 Active-

Matrix Display

Caution: The display cable is fragile and should be handled with care.

1Lift the locking tab on the display connector and disconnect the display cable.

2Disconnect the inverter cable.

Housing

EMI Shield

PowerBook 160/165

Display Cable

PB 160/165

Display Cable

Before you begin, remove the following:

??? Main battery

??? I/O door

??? Top case

??? Inverter board

??? Interconnect board

??? Display bezel

??? PowerBook 160/165

??? Display

Replacement Note: Replace the short mounting screw in the top-inside clutch threading. The top-outside threading is used to mount the bezel.

Display

Cable

Take ApartPowerBook 180 Display Cable - 74

PowerBook 180

Display Cable

Before you begin, remove the following:

??? Main battery

??? I/O door

??? Top case

??? Inverter board

??? Interconnect board

??? Display bezel

PowerBook 180

Display Cable

Ferrite Bead

Center

Left Clutch

Clutch Cover

Cover

Replacement Note: Replace the short mounting screw in the top-inside clutch threading. The top-outside threading is used to mount the bezel.

Locking

Tab

Display

Cable

5Lift the locking tab on the display connector and disconnect the display cable.

6Remove the display cable from the case.

K Service Source

Upgrades

PowerBook 160/165/180

UpgradesModem Card - 1

Modem Port Cover

Release

Tabs

Caution: If you install a third-party modem card, make sure that it does not cover any of the heat sinks on the daughterboard or over the floppy drive.

Note: The modem card is an option for the PowerBook 160/165/180.

1Pinch the release tabs and push out the modem port cover.