HP ProBook 630 Maintenance and Service Guide - Page 63

Failure classification by boot-up sequence, Failure classification by hardware devices

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the issue and indicate the next steps. For example, when the computer is running the operating system, it can experience an issue with (4) display, (5) I/O devices (keyboard, wireless, and so on), (6) storage, or (7) mechanical components (stuck buttons, thermal shutdown, and so on). NOTE: Uncategorized is used if an issue found is not listed. For example, Bluetooth is offered on certain hardware configurations; therefore, you can classify a Bluetooth issue under I/O Device if needed. Failure classification by boot-up sequence Use this table to locate failure classification information. Table 7-4 Failure classification by boot-up sequence 1. Power-on 2. POST 3. Performance 1. No power on page 64 1. No video (with power) on page 70 2. Intermittent power-on, shutdown, reboot on page 66a 3. AC adapter issue on page 67 2. Blinking lights on page 72 3. Diagnostic error messages on page 72 4. Battery not recognized, not charging 4. BIOS password on page 73 on page 68 5. Battery discharges too fast on page 69 6. Burnt smell on page 70 1. Intermittent shutdown on page 73a 2. Blue screen on page 75b 3. Freeze at Windows Logo (hang or lockup) on page 75 4. Electromagnetic Interference (EMI) on page 76 5. No wake up on page 76 6. Unresponsive on page 77 7. Slow performance on page 78c 8. HP Smart Adapter warning message on page 78 9. Incorrect time and date on page 79 a,b,c similar symptoms Failure classification by hardware devices To determine failure by device, use this table. Table 7-5 Failure classification by hardware devices 4. Display 5. I/O devices 1. Display anomalies on page 79 2. Dead pixel on page 81 3. No video (internal) on page 82d 4. No video (external) on page 82d 5. DisplayPort/VGA on page 83 6. HDMI on page 83 7. No or bad external video via docking on page 83 1. Keyboard on page 85 2. Keyboard pointing stick (select products only) on page 86 3. Keyboard backlight on page 87 4. Touchpad on page 87 5. Network connectivity (RJ-45 jack) on page 88 6. Network connectivity wireless (WLAN) on page 88 7. WWAN on page 89 8. USB on page 89 6. Storage 1. Hard drive or solid-state drive not recognized on page 94 2. No boot to operating system (no read-write error) on page 95 3. Read-write error on page 95 4. Slow performance on page 96c 5. Blue screen (BSOD) error on page 96b 6. Noisy hard drive on page 97 7. Mechanical 1. Noise (sound) on page 97 2. Fan runs constantly on page 98 3. Thermal shutdown (hot) on page 99 General troubleshooting steps 51

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the issue and indicate the next steps. For example, when the computer is running the operating system, it can
experience an issue with (4) display, (5) I/O devices (keyboard, wireless, and so on), (6) storage, or (7)
mechanical components (stuck buttons, thermal shutdown, and so on).
NOTE:
Uncategorized
is used if an issue found is not listed. For example, Bluetooth is offered on certain
hardware configurations; therefore, you can classify a Bluetooth issue under I/O Device if needed.
Failure classification by boot-up sequence
Use this table to locate failure classification information.
Table 7-4
Failure classification by boot-up sequence
1. Power-on
2. POST
3. Performance
1.
No power
on page
64
2.
Intermittent power-on, shutdown,
reboot
on page
66
a
3.
AC adapter issue
on page
67
4.
Battery not recognized, not charging
on page
68
5.
Battery discharges too fast
on page
69
6.
Burnt smell
on page
70
1.
No video (with power)
on page
70
2.
Blinking lights
on page
72
3.
Diagnostic error messages
on page
72
4.
BIOS password
on page
73
1.
Intermittent shutdown
on page
73
a
2.
Blue screen
on page
75
b
3.
Freeze at Windows Logo (hang or lockup)
on page
75
4.
Electromagnetic Interference (EMI)
on page
76
5.
No wake up
on page
76
6.
Unresponsive
on page
77
7.
Slow performance
on page
78
c
8.
HP Smart Adapter warning message
on page
78
9.
Incorrect time and date
on page
79
a,b,c
similar symptoms
Failure classification by hardware devices
To determine failure by device, use this table.
Table 7-5
Failure classification by hardware devices
4. Display
5. I/O devices
6. Storage
7. Mechanical
1.
Display anomalies
on page
79
2.
Dead pixel
on page
81
3.
No video (internal)
on page
82
d
4.
No video (external)
on page
82
d
5.
DisplayPort/VGA
on page
83
6.
HDMI
on page
83
7.
No or bad external video
via docking
on page
83
1.
Keyboard
on page
85
2.
Keyboard pointing stick
(select products only)
on page
86
3.
Keyboard backlight
on page
87
4.
Touchpad
on page
87
5.
Network connectivity
(RJ-45 jack)
on page
88
6.
Network connectivity
wireless (WLAN)
on page
88
7.
WWAN
on page
89
8.
USB
on page
89
1.
Hard drive or solid-state
drive not recognized
on page
94
2.
No boot to operating
system (no read-write
error)
on page
95
3.
Read-write error
on page
95
4.
Slow performance
on page
96
c
5.
Blue screen (BSOD) error
on page
96
b
6.
Noisy hard drive
on page
97
1.
Noise (sound)
on page
97
2.
Fan runs constantly
on page
98
3.
Thermal shutdown (hot)
on page
99
General troubleshooting steps
51