vi
Chapter 3 Disassembly ···································································································· 3
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1
Removing the enclosure cover························································································3
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1
Removing the MAIN BOARD and the ECG AMP unit ·····················································3
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2
Removing the recorder unit ·····························································································3
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4
Chapter 4 Electric Circuit Diagrams ··············································································· 4
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1
Overall block diagram of unit···························································································4
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1
MAIN BOARD block diagram···················································································4
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2
MAIN CPU section ·····························································································4
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3
MAIN G/A section·······························································································4
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3
Memory section··································································································4
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4
AMP interface section ························································································4
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5
LCD controller section························································································4
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6
Thermal head control section ·············································································4
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6
CF CARD controller section ···············································································4
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7
Serial port control section···················································································4
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7
Real time clock···································································································4
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8
Wait control section····························································································4
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8
Reset circuit section ···························································································4
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9
Sensor control section························································································4
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9
Speaker control section······················································································4
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10
Power generating section···················································································4
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Clock generating section····················································································4
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ECG AMP BOARD block diagram ···········································································4
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OPERATION BOARD block diagram·······································································4
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14
POWER BOARD block diagram ··············································································4
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17
CARTRIDGE BOARD (Option) ················································································4
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17
MAIN BOARD circuit diagram (PCB-6956B) ···································································4
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19
Power connection table No.1 ···················································································4
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19
Power connection table No.2 ···················································································4
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20
POWER/CAPACITOR/LED block ············································································4
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21
+1.9 V power supply voltage generating block ························································4
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22
VISO power supply voltage generating block ··························································4
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23
Clock generating block ····························································································4
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24
MAIN CPU block······································································································4
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MAIN G/A block ·······································································································4
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FLASH ROM block ··································································································4
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27
SDRAM/RESET block······························································································4
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28
Real time clock/wait control block ············································································4
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CF card control block ·······························································································4
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SIO block ·················································································································4
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Serial port block ·······································································································4
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KEY/LCD I/F block···································································································4
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33
ECG AMP IF/THERMAL IF block ············································································4
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Sensor/speaker control/JTAG IF block ····································································4
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35
LCD control block ····································································································4
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36
LAN control block·····································································································4
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POWER ON block ···································································································4
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38
ECG AMP BOARD Circuit Diagrams (PCB-6731D) ·························································4
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39
Power connection table/capacitor ············································································4
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ECG AMP block·······································································································4
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OPERATION BOARD (PCB-6957B) ··················································································4
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KEY SWITCH block ·································································································4
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LCD CONTRAST/BACK LIGHT CONTROL block···················································4
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MARK SENSOR BOARD (PCB-6942) ···············································································4
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43
MARK SENSOR block ·····························································································4
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43
MAGAZINE UP SENSOR BOARD (PCB-6943A) ······························································4
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44
MAGAZINE UP SENSOR BOARD block ·································································4
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44
CONNECTION BOARD (PCB-7028)··················································································4
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CONNECTION BOARD block··················································································4
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45
Содержание FX-7302
Страница 10: ...viii ...
Страница 12: ......
Страница 60: ...Chapter 2 2 40 ...
Страница 62: ......
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 ...
Страница 114: ...4 46 ...
Страница 116: ......
Страница 130: ......
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 ...
Страница 140: ...6 10 ...
Страница 142: ......
Страница 151: ...7 9 Outline view 255 315 70 76 ...
Страница 152: ...7 10 ...
Страница 154: ......
Страница 160: ...Chapter 8 8 6 ...
Страница 161: ......
Страница 162: ...39 4 Hongo 3 chome Bunkyo ku Tokyo Japan Phone 81 3 3815 2121 Fax 81 3 3814 1222 4R2149A 200506 F ...