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HP Portable PLUS - Page 8

HP Portable PLUS
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Portable
PLUS
Computer
Contents
vii
Figure
12-9
12-10
12-11
12-12
12-13
12-14
12-15
12-16
12-17
12-18
12-19
12-20
12-21
12-22
12-
23
12-24
12-25
Table
Title Page
Software (ROM) Drawer PCA Component Location Diagram .
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12-14
Softwa
re
(ROM) Drawer PCA Schematic Diagram
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12
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15
Ke
yboard Rows
and
Columns . . . . . .
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. 12-17
U.s
. Keyboard Layout .
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. 12-18
French Keyboard Layout
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12-18
German Keyboard Layout
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12-18
Italian Keyboard Layout . . . . .
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12-19
U.
K.
Ke
yboard
La
yout
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Swiss-French Keyboard Layout . . . . . . . . . .
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19
Swiss-German Keyboard
La
yout
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. 12-20
Bel~an
Ke
yboard Layout .
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. 12-20
Dutch Keyboard Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-20
Danish
Ke
yboard
La
yout
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. 12-21
Norw
e
~an
Ke
yboard
Layout.
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Swedish
Ke
yboa
rd
Layout . .
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. . 12-21
SNALinkj3270 Software Drawer Component Location Diagram .
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. 12-
22
SNALinkj3270 Software Drawer Schematic Diagram .
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. . . . 12-
23
Tables
Title
Page
1-1 Portable PLUS Configurations .
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. 1-2
1-2 Portable
PLUS Specifications . .
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1-3
1-3 Recommended
Tool
s
and
Equipment .
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1-6
5-1 Serial Interface Connector Pin Assignments .
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5-7
5-2 Video Interface Connector Pin Assignments . . . .
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5-3 Modem Interface Connector Pin Assignments .
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5-9
5-4 SNALinkj3270 Cable Pin Assignments
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8-1 Comparison of Diagnostic Tests
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8-1
8-2 Diagnostic
Test
Results . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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8-9
8-3 System
RAM
Diagnostic Identification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-
14
8-4 Software Drawer Jumper Configurations
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. 8-15
8-5 Startup Problems
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. 8-16
8-6 Repairing the Power Supply . . .
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. 8-19
8-7 Repairing the Processors . . .
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8-23
8-8 Repairing the Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-26
8-9 Repairing the Keyboard . .
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8-10 Repairing the Serial Interface . .
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8-30
8-11 Repairing the Modem
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8-32
8-12 Selecting Oscilloscope Routines
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8-36
8-13 Rechargers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8-40

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