Icom IC-H16 User manual

VHF FM TRANSCEIVER
1C:-H16
SERVICE MANUAL
tliICOMI
ICOM
INCORPORATED
1-6-19, Kamikuratsukuri, Hirano-ku, Osaka 547, Japan
Phone: [phone]
Telex: ICOM TR J63649
ICOM AMERICA, INC.
2380 116th Avenue N.E.
Bellevue, Washington 98004
Phone: [phone]
Telex: 230-152210 ICOM AMER BVUE
Fax: [phone]
3331 Towerwood Drive
Suite 307
Dallas, Texas 75234
Phone:
[phone]
Telex: 230-730901 ICOM AMER DAL
1777 Phoenix Parkway
Suite 201
Atlanta, Georgia 30349
Phone: [phone]
ICOM (EUROPE) GmbH
Himmelgeister strasse 100
4000 Dusseldorf 1
West Germany
Phone: [phone]
Telex: 41-8588082
ICOM D
Fax: [phone]
ICOM CANADA LTD.
3071-#5 Road, Unit 9
Richmond,
B.C.
V6X 2T4 Canada
Phone: [phone]
Fax: [phone]
ICOM AUSTRALIA, PTY., lTD.
7 Duke street. Windsor 3181
Victoria. Australia
Phone: [phone]
Telex: 71-35521 ICOMAS

TABLE OF CONTENTS
SECTION 1 SPECiFiCATIONS................................................................................... 1 - 1
SECTION 2 OPERATING CONTROLS ....................................................................... 2 - 1
SECTION 3 INSIDE VIEWS ............................... ... ..... ........... ... ..... ................................ 3 - 1
SECTION 4 BLOCK DIAGRAM ... ..... ...... ..... ... ........ ..... ........................ ..... ...... .............. 4 - 1
SECTION 5 CIRCUIT DESCRIPTION .......... ... ........ ... ..... .............. ... .... ..... ...... ....... 5 - 1 - 7
5 - 1 RECEIVER CIRCUITS ........................................................................... 5 - 1
5 - 2 TRANSMITTER CIRCUITS ................................................................ 5 - 1
5 - 3 PLL CIRCUITS .................................................................................... 5 - 2
5 - 4 POWER SUPPLY CIRCUITS ............................................................... 5 - 3
5 - 5 LOGIC CIRCUITS ................................................................................ 5 - 3
SECTION 6 MECHANICAL PARTS AND DiSASSEMBLy .................................. 6 - 1 - 5
6 - 1 DISASSEMBLY OF THE CASE .......................................................... 6 - 1
6 - 2 DISASSEMBLY OF THE TOP PANEL ............................................... 6 - 3
6 - 3 PA
AND EXTERNAL JACK ASSEMBLy ........................................... 6 - 3
6 - 4 SPEAKER
AND MICROPHONE ASSEMBLy .................................... 6 - 4
6 - 5 DISPLAY
UNIT AND LCD ASSEMBLY .............................................. 6 - 4
6 - 6 PTT SPRING
ASSEMBLY ................................................................... 6 - 5
6 - 7
UNIT BOTTOM ASSEMBLY ................................................................ 6 - 5
SECTION 7 MAINTENANCE AND ADJUSTMENT . ... ......... ... ........... ... .............. 7 - 1 - 5
7 - 1 PREPARATION BEFORE SERVICING ................................................. 7 - 1
7 - 2 POWER SUPPLY CHECKS ................................................................... 7 - 2
7 - 3 PLL
ADJUSTMENT .............................................................................. 7 - 3
7 - 4 TRANSMITTER
ADJUSTMENT .......................................................... 7 - 4
7 - 5 RECEIVER
ADJUSTMENT ................................................................. 7 - 5
SECTION 8 VOLTAGE DIAGRAMS ...................................................................... 8 - 1 - 4
8 - 1 MAIN UNIT ........................................................................................... 8 - 1
8 - 2 PLL
UNIT .............................................................................................. 8 - 2
8 - 3 LOGIC
UNIT ......................................................................................... 8 - 3
8 - 4 DISPLAY
UNIT ................................................................................... 8 - 4
SECTION 9 BOARD LAYOUTS .................................. ... ....................... ......... ...... 9 - 1 - 4
9 - 1 MAl NUN IT ........................................................................................... 9 - 1
9 - 2 PLL
UNIT ............................................................................................... 9 - 2
9 - 3 LOGIC
UNIT ......................................................................................... 9 - 3
9-4 DISPLAY UNIT ................................................................................... 9-4
SECTION 10 PARTS LIST ......................................................................................10 - 1 - 6
SECTION 11 IC SPECIFICATIONS ....................................................................... 11 - 1 - 9
SECTION 12 BATTERY PACK SCHEMATIC DIAGRAMS .................................... 12 - 1 - 2
12-1 IC-CM7 ................................................................................................ 12-1
12 - 2 IC-CM8 ................................................................................................ 12 - 2
SECTION 13 SCHEMATIC DIAGRAM ................................................................. SEPARATE
SECTION 14 PROGRAMING MANUAL .............................................................. SEPARATE

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