BLOCK DIAGRAM
Phone/Output |
7 seg. LED
LED Latch | IC2, IC3 |
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MD0 ~ MD7 |
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| Amp. |
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— 2 |
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| IC301 |
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| LA4598 |
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| Filter |
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| Q305 |
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DC+9 V IN |
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| Power Supply Circuit |
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| Q301 ~ Q304 |
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| D334, D336 |
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CPU
LSI1
MSM
KO8 ~ KO11
KI0 ~ KI7
KO0 ~ KO7
LX0 ~ LED Driver LX7
Q5 ~ Q8
LY1 ~ | LED Driver |
LY7 |
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Q1 ~ Q4
Buttons
Illuminant
Keyboard
PG
X1, Q11
Reset IC
IC1
