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Maintenance and Service Guide
Compaq Evo N600c
Document Part Number: 235393-001
August 2001
This guide is a troubleshooting reference used for maintaining
and servicing the notebook. It provides comprehensive
information on identifying computer features, components, and
spare parts, troubleshooting computer problems, and performing
computer disassembly procedures.
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© 2001 Compaq Computer Corporation Compaq, Evo, the Compaq logo, and Premier•Sound are trademarks of Compaq Information Technologies Group, L.P. Microsoft and Windows are trademarks of Microsoft Corporation. Intel and Pentium are trademarks of Intel Corporation. All other product names mentioned herein may be trademarks of their respective companies. Compaq shall not be liable for technical or editorial errors or omissions contained herein. The information in this document is provided “as is”
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Contents 1 Product Description 1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–1 1.2 Clearing a Password . . . . . . . . . . . . . . . . . . . . . . . . . 1–4 1.3 Power Management. . . . . . . . . . . . . . . . . . . . . . . . . . 1–5 1.4 Computer External Components. . . . . . . . . . . . . . . . 1–6 1.5 Design Overview. . . . . . . . . . . . . . . . . . . . . . . . . . . 1–16 2 Troubleshooting 2.1 Computer Setup and Diagnostics Utilities . . . . . . .
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2.8 Nonfunctioning Docking Station (if applicable). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–18 2.9 No Operating System (OS) Loading . . . . . . . . . 2–19 2.10 No OS Loading from Hard Drive, Part 1. . . . . 2–20 2.11 No OS Loading from Hard Drive, Part 2. . . . . 2–21 2.12 No OS Loading from Hard Drive, Part 3. . . . . 2–22 2.13 No OS Loading from Diskette Drive. . . . . . . . 2–23 2.14 No OS Loading from CD- or DVD-ROM Drive . . . . . . . . . . . . . . . . . . . . . .
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5 Removal and Replacement Procedures 5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–2 5.2 Disassembly Sequence Chart . . . . . . . . . . . . . . . . . . 5–3 5.3 Preparing the Computer for Disassembly . . . . . . . . . 5–4 5.4 Computer Feet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–5 5.4 Keyboard. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–6 5.5 Modem/Network Interface Card (NIC). . . . . . . . . . 5–10 5.6 Real T
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1 Product Description The Compaq Evo N600c Series of Personal Computers offers advanced modularity, Mobile Intel Pentium III processors-M with 64-bit architecture, industry-leading Accelerated Graphics Port (AGP) implementation, and extensive multimedia support. Figure 1-1. Compaq Evo N600c 1.1 Features Mobile Intel Pentium III processor 1.066 GHz-M or 866MHz-M, with 512-KB integrated L2 cache, varying by computer model Maintenance and Service Guide 1–1
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Product Description ATI Mobility Radeon with 64-bit video graphics, 16-MB double date rate (DDR) SDRAM, 4X AGP graphics card 128-MB high-performance Synchronous DRAM (SDRAM), expandable to 1024 MB Microsoft Windows 98, Windows NT 4.0, or Windows 2000 preinstalled, varying by computer model 14.1-inch, XGA, TFT (1024 × 768) display, with over 16.7 million colors Full-size TouchPad or pointing stick keyboard, varying by computer model Mini PCI 10/100 network interface card (NIC) o
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Product Description Connectors for: ❏ RJ-11 modem ❏ Mono microphone ❏ Stereo line-out/headphone ❏ MultiPort ❏ Universal Serial Bus ❏ Docking ❏ Parallel devices ❏ Serial devices ❏ Composite TV ❏ External keyboard/mouse ❏ RJ-45 network ❏ External monitor ❏ AC power Stereo speakers providing Compaq Premier·Sound™ 16-bit stereo sound Maintenance and Service Guide 1–3
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Product Description 1.2 Clearing a Password If the notebook you are servicing has an unknown password, follow these steps to clear the password. These steps also clear CMOS. 1. Prepare the computer for disassembly (refer to Section 5.3, “Preparing the Computer for Disassembly,” for more information). 2. Remove the RTC battery (refer to Section 5.7, “Real Time Clock (RTC) Battery”). 3. Wait approximately five minutes. 4. Replace the RTC battery and reassemble the computer. 5. Connect AC powe
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Product Description 1.3 Power Management The computer comes with power management features that extend battery operating time and conserve power. The computer supports the following power management features: Standby Hibernation Setting customization by the user Hotkeys for setting level of performance Smart battery that provides an accurate battery power gauge Battery calibration Lid switch suspend/resume Power/suspend button Advanced Configuration and Power Management (ACP)
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Product Description 1.4 Computer External Components The external components on the front and right side of the computer are shown in Figure 1-2 and described in Table 1-2. . Figure 1-2. Front and Right Side Components Table 1-2 Front and Right Side Panel Components Item Component Function 1 Display release latch Opens the computer. 2 RJ-11 jack (internal Connects the modem cable to an internal modem models only) modem. A modem cable is included with internal modem models. 3 MultiBay Accepts
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Product Description Table 1-2 Front and Right Side Panel Components (Continued) Item Component Function 4 Security cable slot Attaches an optional security cable to the computer. 5 Mono microphone jack Connects a mono microphone, disabling the built-in microphone. 6 Stereo line-out/ Connects stereo speakers, headphones, headphone jack headset, or television audio. 7 Volume control buttons Adjust the volume of the stereo speakers. 8 Infrared port Links to another IrDA-compliant device for wir
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Product Description The computer right side and rear panel components are shown in Figure 1-3 and described in Table 1-3. Figure 1-3. Right Side and Rear Panel Components Table 1-3 Right Side and Rear Panel Components Item Component Function 1 MultiPort Connects wireless communication devices, such as a Bluetooth or 802.11b MultiPort Module, and other options. 2 DC power jack Connects any one of the following: AC adapter Optional automobile power adapter/charger Optional aircraft power
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Product Description Table 1-3 Right Side and Rear Panel Components (Continued) Item Component Function 4 Parallel connector Connects a parallel device. 5 Docking connector Connects the computer to the optional expansion base, convenience base, or port replicator. 6 Serial connector Connects a serial device. 7 External monitor Connects an external monitor or overhead connector projector. 8 Composite TV Connects a television, VCR, camcorder, or connector overhead projector. 9 RJ-45 jack (netwo
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Product Description The keyboard components are shown in Figure 1-4 and described in Table 1-4. Figure 1-4. Keyboard Components 1–10 Maintenance and Service Guide
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Product Description Table 1-4 Keyboard Components Item Component Function 1 Fn key Used with hotkeys to perform preset hotkey functions. 2 Caps lock key Turns on the caps lock function. 3 F1 through F12 Perform preset functions. function keys 4 Embedded numeric Converts keys to numeric keypad. keypad 5 Cursor control keys Move the cursor around the screen. 6 Windows application key Displays a menu when using a Microsoft application. The menu is the same one that is displayed by pressing the r
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Product Description The components on the top of the computer are shown in Figure 1-5 and described in Table 1-5. Figure 1-5. Top Components Table 1-5 Top Components Item Component Function 1 Num lock light On: Num lock is on and the embedded numeric keypad is enabled. 2 Scroll lock light On: Scroll is on. 1–12 Maintenance and Service Guide
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Product Description Table 1-5 Top Components (Continued) Item Component Function 3 Caps lock light On: Caps lock is on. 4 Standby button Turns on the computer if it is off. Initiates and exits Standby. When pressed with the Fn key, initiates Hibernation. 5 Stereo speakers (2) Produce stereo sound. 6 Easy Access buttons (4) Provide quick access to the Internet. Refer to the Hardware Guide that ships with the computer for information about these buttons. 7 Power switch Turns on the computer. T
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Product Description The external components on the bottom of the computer are shown in Figure 1-6 and described in Table 1-6. Figure 1-6. Bottom Components Table 1-6 Bottom Components Item Component Function 1 MultiBay Accepts a diskette drive, CD- or DVD-ROM drive, or secondary battery pack. 2 MultiBay release latch Releases the MultiBay device from the connector. 3 Air vent Allows airflow to cool internal components. 4 Fan Provides airflow to cool internal components. 1–14 Maintenance
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Product Description Table 1-6 Bottom Components (Continued) Item Component Function 5 Certificate of Authenticity label Contains the Product Key, which may need to be entered before using some Windows operating systems. 6 Hard drive security screw Secures the hard drive. 7 Memory expansion Covers the memory expansion compartment cover compartment that contains two memory expansion slots for memory expansion boards. 8 Docking recess latch Secures the computer to an optional expansion base,
