SERVICE
MANUAL
UHF TRANSCEIVERS
Page 1: ...SERVICE MANUAL UHF TRANSCEIVERS...
Page 2: ...F21 MAIN UNIT 1 piece 8810004860 Screw PH M 2 x 6 ZK IC F21 Chassis 10 pieces Addresses are provided on the inside back cover for your convenience 1 Make sure a problem is internal before disassemblin...
Page 3: ...MENT 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...
Page 4: ...2 k normal 8 normal 1st 46 350 MHz 2nd 450 kHz 30 C to 60 C 22 F to 140 F 25 C to 55 C 13 F to 131 F 1 6 A 4 W except A C 1 2 A 2 W except C 0 5 A 0 5 W ERP C only 0 8 A 1 W 70 mA 250 mA 54 W 128 H 3...
Page 5: ...NIT W B UNIT S1 R2 R3 R1 J2 to the MAIN unit J2 1 7 CBI0 VOLOUT VOLIN VCC RLED TLED GND J1 to the MAIN unit J1 1 4 CBI0 CBI1 CBI2 CBI3 S1 W1 W2 R2 R3 R1 B5604C J2 to the MAIN unit J2 1 7 CBI0 VOLOUT V...
Page 6: ...1 1 32 Kamiminami Hirano ku Osaka 547 0003 Japan S 13806IZ C1U 2001 Icom Inc...
Page 7: ...Service Manual Icom IC F21 IC F22 Service Manual Icom IC F21 IC F22 Service Manual Icom IC F21 IC F22 Service Manual Icom IC F21 IC F22 Service Manual Icom IC F21 IC F22 Service Manual Icom IC F21 IC...
