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PC-1600
Sharp PC-1600 Manuals
Manuals and User Guides for Sharp PC-1600. We have
1
Sharp PC-1600 manual available for free PDF download: Service Manual
Sharp PC-1600 Service Manual (119 pages)
Brand:
Sharp
| Category:
PDA
| Size: 101.73 MB
Table of Contents
Contents
1
Scope
2
Specifications
2
Display Unit
4
Accessories
5
System Configuration
5
Block Diagram
6
Relation of the Main CPU-1 to the Main CPU-2
7
Sub CPU Role
7
Sub CPU Operation (Interfacing with the Main CPU)
9
Memory Mapping
10
Chip Select Signal
11
Coooh
11
Memory Map as Seen from the LH-5803
11
I/0 Mapping
12
Pc·
12
Power Generation Method
13
Power Supply
13
System Operation
13
System-On/System-Off
13
Table
14
Difference from ALL RESET
15
LCD Block
15
Reset Operation
15
Buzzer Block
16
Keyboard Block
16
RS-232C Interface and SIO Interface
16
RS-232C Interface Signal
17
Replacing the FPC PWB
18
Service Precautions
18
Removing and Installing the LSI and Chip Components on the FPC PWB
20
List of Tools
21
Measurement Check
22
Power-Off Test
22
Shock Test
22
Weak Battery Detection Circuit Test
22
Coooh
23
LSI Pin Descriptions
23
Coooh
24
Main CPU
27
Clock
28
Clock
29
Main CPU
30
Main CPU
31
Clock
33
Clock
34
Clock
35
Clock
36
Connection Locations and Interface Signal Identification
38
Analog Input Connector
40
Sio (Fiver) Connector
40
Slot 1 Connector
40
PCB Views
42
Circuit Diagrams
46
Parts List and Guide
60
Exploded View and Parts List
61
Table of Contents
66
Block Diagram
67
Description of each Block
68
LR38045 Gate Array
68
Printer Drive IC
70
CMT Interface
71
Power Supplv Circuit
71
Read Circuit
71
Remote Circuit
71
Specifications
71
AC Adaptor
72
Soldering FPC and Connector
73
Soldering the FPC PWB and Main PWB
73
Printer Block
74
Circuit Diagram of Printer Circuit Board
75
Clock
75
Wiring Diagram
75
Physical Characteristics of the Printer
76
Disassembly
77
Assembly
78
Maintenance and Repair
84
Repair Guide
86
Circuit Diagram
88
Pwbs View
90
Parts List
94
Exploded View
95
Parts List and Parts Guide
100
Circuit Description
101
Internal Operation
101
Power-On-Reset Signal Generation Circuit
101
Brief Description of Floppy Disk Drive
102
Circuit Diagram and Parts Positions
102
Regulated Power Supply Circuit
102
Parts Layout
103
Operational Test Procedure
104
Preparing Test Media
104
Test Items
104
Test Methods
104
Write Protect Test
105
Model CE-1600M
107
Consumption Current Test
109
Parts Signal Layout
109
Program Module
109
RAM File Module
109
Model CE-1600L
112
Model CE-1601L
113
Model CE-1602L
114
Model CE-1603L
115
Model CE-1604L
116
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