Icom IC-F21 Transceiver
Manufacturer:
Model:
IC-F21
Date:
2001
Category:
Group:
Description:
UHF TRANSCEIVER
Service Manual
Manual type:
Service Manual
Pages:
40
Size:
1.60 Mbytes (1675873 Bytes)
Language:
english
Revision:
Manual ID:
S-13806IZ-C1U
Date:
2001
Quality:
Electronic document, no scan, very well readable.
Upload date:
05 February 2012
MD5:
c366dadf373a9117ce235cbaa5d8bc74
Downloads:
1852
Information
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 ... .4-2 4-3 PLL CIRCUITS ... .4-3 4-4 Power Supply CIRCUITS ... .4-4 4-5 PORT ALLOCATIONS ... .4-4 SECTION 5 ADJUSTMENT PROCEDURES 5-1 PREPARATION ... .5-1 5-2 PLL ADJUSTMENT ... .5-4 5-3 SOFTWARE ADJUSTMENT ... .5-5 SECTION 6 PARTS LIST SECTION 7 MECHANICAL PARTS AND DISASSEMBLY SECTION 8 SEMI-CONDUCTOR INFORMATION SECTION 9 BOARD LAYOUTS 9-1 IC-F22.F22S/F22SR MAIN UNIT ... .9-1 9-2 IC-F21.F21S/F21BR/F21GM MAIN UNIT ... .9-3 9-3 SW-A AND SW-B UNITS ... .9-5 SECTION 10 BC-146 OPTIONAL DESKTOP CHARGER INFORMATION 10-1 PARTS LIST ... .10-1 10-2 DISASSEMBLY INFORMATION ... .10-1 10-3 VOLTAGE DIAGRAM ... .10-2 10-4 BOARD LAYOUT ... .10-2 SECTION 11 BLOCK DIAGRAM SECTION 12 VOLTAGE DIAGRAM 12-1 MAIN UNIT ... .12-1 12-2 SW-A AND SW-B UNITS ... .12-2

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