Icom IC-7300 Service Manual

2-1
SECTION 2 INSIDE VIEWS
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• MAIN UNIT
• ??? UNIT
(BOTTOM VIEW)
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AF LPF
(IC1002)
32 MB FLASH MEMORY
(IC902)
64 MB FLASH MEMORY
(IC391)
CPU
(IC301)
REAL TIME CLOCK
(IC381)
8-Bit SHIFT REGISTER
(IC141)
DSP
(IC901)
D/A CONVERTER
(IC1331)
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(???)
3.3 V REGULATOR
(IC241)
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ADJUSTABLE STEP-DOWN
CONVERTER
(IC261)
ADJUSTABLE STEP-DOWN
CONVERTER
(IC251)
8 V REGULATOR
(IC271)
8 V REGULATOR
(IC276)
DC AMP
(IC151)
DATA LINE BUFFER
(IC701)
D/A CONVERTER
(IC971)
FPGA
(IC1351)
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(???)
3 V REGULATOR
(IC1318)
USB CODEC
(IC661)
USB HUB
(IC621)
AF AMP
(IC721)
USB HUB CLOCK (6 MHz)
(X621)
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(???)
DSP CLOCK (12.288 MHz)
(X901)
EEPROM
(IC351)
BACKUP BATTERY
(FOR THE REAL TIME CLOCK)
(BT381)
CPU CLOCK (48 MHz)
(X301)
A/D CONVERTER
(IC1001)
CLOCK FILTER
(FI1221)
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D/A CONVERTER
(IC991)
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LVDS DRIVER
(IC121)
DC AMP
(IC135)
DC AMP
(IC791)
USB BRIDGE
(IC641)
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ADJUSTABLE STEP-DOWN
CONVERTER
(IC201)
ELECTRIC DOUBLE-LAYER CAPACITOR
(C243)
ADJUSTABLE STEP-DOWN
CONVERTER
(IC221)
DC AMP
(IC125)
ANALOG SW
(IC691)
DC AMP
(IC972)
AF AMP
(IC992)
1 MB SRAM
(IC1401)
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Icom IC-7300 Specifications

General

Product type	Portable CB radio
Product color	Black
Housing material	Steel
Input voltage	13.8 V
Microphone included	Yes
Output power	100 W
Frequency range	0.5 - 70 MHz
Channels quantity	101 channels
Compatible products	AH-2B; AH-4; AH-5NV; AH-710; AH-740; CT-17; HM-219; MB-118; MB-123; OPC-2321; OPC-420; OPC-599; PS-126; RC-28; SM-30; SM-50; SP-23; SP-33; SP-34; SP-35; SP-35L; SP-38; SP-41;
Display type	LCD

Weight and Dimensions

Depth	238 mm
Width	240 mm
Height	94 mm