16.3. EXPLANATION OF BLOCK DIAGRAM / CIRCUIT OPERATION
16.3.1. OPTION CARD (KX-TD61291CE)
Composition: / DSP IC (IC14, IC15) / Flash ROM (IC10, IC12) /
Circuit Operation: / This card has two voice message circuits. The voice message circuit is
composed of DSP and Flash ROM. / DSP has the functions that PCM recording and playback,
voice prompting, tone detection and generation. / DSP stores Flash ROM with voice data and
voice prompt.
16.4. TROUBLESHOOTING GUIDE
102
Summary of Contents for KX-TD612NE
Page 23: ...3 3 CAN NOT DIAL Check MAIN BOARD 23...
Page 24: ...24...
Page 25: ...3 4 CAN NOT ACCESS AN EXTENSION Check MAIN BOARD 25...
Page 26: ...26...
Page 31: ...8 3 IC DATA 8 3 1 CPU IC100 PORT MAP 31...
Page 35: ...8 5 1 ACTUAL SIZE OF SCREWS 35...
Page 36: ...8 5 2 SHORT PLUG 36...
Page 37: ...8 6 ACCESSORIES AND PACKING MATERIALS 37...
Page 38: ...38...
Page 72: ...10 2 BLOCK DIAGRAM 72...
Page 83: ...12 2 BLOCK DIAGRAM 83...
Page 93: ...14 2 BLOCK DIAGRAM 93...
Page 95: ...14 4 TROUBLESHOOTING GUIDE 14 4 1 CAN NOT ACCESS TO ISDN 95...
Page 107: ...18 1 SERVICE INFORMATION 18 1 1 ACCESSORIES AND PACKING MATERIALS 107...