L-band 400–430 MHz
M-band
ML-band 440–480 MHz
MH-band 450–490 MHz
H-band
H1-band 480–512 MHz
H2-band 480–520 MHz
TABLE OF CONTENTS
EXPLICIT DEFINITIONS
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 CIRCUIT .................................................................................................................. 4 - 3
4 - 4 FFSK CIRCUITS ............................................................................................................. 4 - 4
4 - 5 POWER SUPPLY CIRCUITS ......................................................................................... 4 - 5
4 - 6 CPU PORT ALLOCATIONS ........................................................................................... 4 - 5
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 FRONT UNIT .................................................................................................................. 9 - 1
9 - 2 F40G MAIN UNIT ........................................................................................................... 9 - 3
9 - 3 F41G MAIN UNIT ........................................................................................................... 9 - 5
SECTION 10 BC-137 OPTIONAL DESKTOP CHARGER INFORMATION
SECTION 11 BLOCK DIAGRAM
SECTION 12 VOLTAGE DIAGRAM
FREQUENCY COVERAGE CHANNEL SPACING
Wide/Narrow-type 25 kHz/12.5 kHz
Middle/Narrow-type 20 kHz/12.5 kHz
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