Icom - IC-78 - Transceiver
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Equipment:
IC-78
Date:
2000
Category:
Group:
Sub Group:
2 Manuals
Service manual
Manual type:
Service manual
Pages:
56
Size:
11.7 MB
Language:
english
Revision:
Manual-ID:
S-13707MZ-C1
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
July 19, 2015
MD5:
942f68f2-4d10-911e-f9ab-122662290792
Information
This service manual describes the latest service information
for the IC-78 HF Transceiver at the time of publication.
SECTION 1 SPECIFICATIONS
SECTION 2 INSIDE VIEWS
SECTION 3 DISASSEMBLY INSTRUCTIONS
SECTION 4 CIRCUIT DESCRIPTION
4 – 1 Receiver CIRCUITS
...
4 – 1
4 – 2 Transmitter CIRCUITS
...
4 – 4
4 – 3 PLL CIRCUIT
...
4 – 6
4 – 4 LOGIC CIRCUITS
...
4 – 6
4 – 5 Power Supply CIRCUITS
...
4 – 8
SECTION 5 ADJUSTMENT PROCEDURES
5 – 1 PREPARATION BEFORE
SERVICING...
5 – 1
5 – 2 PLL ADJUSTMENT
...
5 – 2
5 – 3 Transmitter ADJUSTMENTS...
5 – 4
5 – 4 Receiver ADJUSTMENTS...
5 – 8
5 – 5 SET MODE
ADJUSTMENT...
5 – 10
SECTION 6 PARTS LIST
SECTION 7 MECHANICAL PARTS AND DISASSEMBLY
SECTION 8 SEMI-CONDUCTOR INFORMATIONS
SECTION 9 BOARD LAYOUTS
9 – 1 MAIN UNIT
...
9 – 1
9 – 2 PA
UNIT...
9 – 3
9 – 3 PLL UNIT
...
9 – 3
9 – 4 LOGIC UNIT
...
9 – 5
9 – 5 Phone BOARD
...
9 – 5
9 – 6 MIC BOARD
...
9 – 5
9 – 7 VR
BOARD...
9 – 5
9 – 8 SENSOR
BOARD...
9 – 6
9 – 9 FILTER UNIT
...
9 – 7
SECTION 10 BLOCK DIAGRAM
SECTION 11 WIRING DIAGRAM
SECTION 12 VOLTAGE DIAGRAMS
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icom--ic-78--service--ID6901.pdf
User manual
Manual type:
User manual
Pages:
48
Size:
2.6 MB
Language:
english
Revision:
Manual-ID:
A-5658H-1EX-w
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
July 19, 2015
MD5:
015b0ef0-49ca-94fc-b282-dfb28a7a6201
Information
IMPORTANT
... i
EXPLICIT DEFINITIONS
... i
PRECAUTIONS
... i
1 TABLE OF CONTENTS ... 1
SUPPLIED ACCESSORIES ... 1
2 PANEL DESCRIPTION ... 2–7
n Front panel
... 2
n Function display
... 4
n Rear panel
... 5
n Microphone (HM-36) ... 7
3 INSTALLATION AND CONNECTIONS ... 8–12
n Unpacking
... 8
n Selecting a location
... 8
n Grounding
... 8
n Antenna connection
... 8
n Required connections ... 9
n Power Supply connections ... 10
n Advanced connections ... 11
n External Antenna Tuner 12
4 OPERATION
... 13–27
n Selecting a channel
... 13
n Frequency indication
... 14
n Lock function
... 14
n Scan
function... 14
n Basic voice receive and transmit... 15
n Mode selection
... 15
n RF gain and Squelch... 15
n Functions for
transmit... 16
n Functions for receive
... 19
n Filter selection
... 21
n Filter
setting... 22
n Functions for
CW... 23
n Functions for RTTY
... 25
n Channel comment programming ... 27
5 SET MODE
... 28–33
n
General...
28
n Quick set mode items... 29
n Initial set mode
items... 31
6 EXTRA FEATURES... 34–36
n
Instruction...
34
n VFO operation
... 34
n 2-Tone alarm operation ... 36
7 INSTALLATION AND CONNECTIONS... 37–38
n Opening the transceiver’s case ... 37
n Optional bracket and carrying handle... 37
n CR-338 HIGH STABILITY CRYSTAL UNIT ... 38
n Optional IF filters
... 38
8 MAINTENANCE ... 39–40
n Troubleshooting
... 39
n Fuse replacement
... 40
n Resetting the CPU
... 40
9 REMOTE JACK INFORMATION... 41–42
n CI-V remote control
... 41
n Data cloning between Transceiver 42
10 SPECIFICATIONS ... 43
12 OPTIONS
... 44–45
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icom--ic-78--user--ID6912.pdf