Chapter
4
Electric Circuit Diagrams
Overall block diagram of unit............................................................. 4-1
MAIN BOARD block diagram .................................................. 4-2
MAIN CPU section.............................................................. 4-3
MAIN G/A section ............................................................... 4-3
Memory section .................................................................. 4-4
AMP interface section ......................................................... 4-5
LCD controller section......................................................... 4-6
Thermal head control section.............................................. 4-6
CF CARD controller section................................................ 4-7
Serial port control section ................................................... 4-7
Real time clock ................................................................... 4-8
Wait control section ............................................................ 4-8
Reset circuit section............................................................ 4-9
Sensor control section ........................................................ 4-9
Speaker control section .................................................... 4-10
Power generating section ................................................. 4-10
Clock generating section................................................... 4-12
ECG AMP BOARD block diagram ........................................ 4-13
OPERATION BOARD block diagram .................................... 4-14
POWER BOARD block diagram ........................................... 4-17
CARTRIDGE BOARD (Option) ............................................. 4-17
MAIN BOARD circuit diagram (PCB-6956B).................................... 4-19
Power connection table No.1 ................................................ 4-19
Power connection table No.2 ................................................ 4-20
POWER/CAPACITOR/LED block ......................................... 4-21
+1.9 V power supply voltage generating block...................... 4-22
VISO power supply voltage generating block........................ 4-23
Clock generating block.......................................................... 4-24
MAIN CPU block ................................................................... 4-25
MAIN G/A block .................................................................... 4-26
FLASH ROM block................................................................ 4-27
SDRAM/RESET block........................................................... 4-28
Real time clock/wait control block ......................................... 4-29
Содержание FX-7302
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Страница 60: ...Chapter 2 2 40 ...
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Страница 86: ...Chapter 4 4 18 ...
Страница 87: ...4 19 MAIN BOARD circuit diagram PCB 6956B Power connection table No 1 ...
Страница 111: ...4 43 MARK SENSOR BOARD PCB 6942 MARK SENSOR block Recoding paper 1 2 3 J1 DF4 3P 2C 5 3 4 2 1 PH1 ON2253R ...
Страница 112: ...4 44 MAGAZINE UP SENSOR BOARD PCB 6943A MAGAZINE UP SENSOR BOARD block 1 2 J1 DF4 2P 2C 1 2 3 S1 JPS1220 0401 ...
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Страница 131: ...6 1 MAIN BOARD PCB 6956B component side ...
Страница 132: ...6 2 MAIN BOARD PCB 6956B soldering side ...
Страница 133: ...6 3 OPERATION BOARD PCB 6957B component side ...
Страница 134: ...6 4 OPERATION BOARD PCB 6957B soldering side ...
Страница 135: ...6 5 ECG AMP BOARD PCB 6731D component side ...
Страница 136: ...6 6 ECG AMP BOARD PCB 6731D soldering side ...
Страница 137: ...6 7 MARK SENSER BOARD PCB 6942 component side ...
Страница 138: ...6 8 MAGAZIN UP BOARD PCB 6943A component side ...
Страница 139: ...6 9 CONNECTION BOARD PCB 7028 component side ...
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Страница 162: ...39 4 Hongo 3 chome Bunkyo ku Tokyo Japan Phone 81 3 3815 2121 Fax 81 3 3814 1222 4R2149A 200506 F ...