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RX DATA

25ch  TALK

RX  46.970MHz

2.55V(0.3V)

TALK/STBY

RX

MODULATION 
FREQUENCY

DEVIATION

1k

TX

1k

3kHz

0kHz

60 dBm

DC

DC

DC

2.482

2.497

DC

+2.6V

TALK

31 55.4mV

2.413mV

32 2.397mV 2.412mV
33 2.388mV 2.402mV
36 0.283mV 2.394mV
37 2.380mV 2.394mV
41 4.5mV

0.1mV

STBY

2.405

2.416

2.389

2.403

MIC INPUT

-40 dBm

DC

2.599 TALK

2.614 STBY

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

(10)

(11)

(12)

(13)

IC801

IC901

KX-TC1040LAB/LAW : SCHEMATIC DIAGRAM (HANDSET) Main

Содержание KX-TC1040LAB

Страница 1: ...0111725C3 Telephone Equipment l KX TC1040LAB KX TC1040LAW Cordless Answering System Black Version White Version for Latin America 2001 Kyusyu Matsushita Electronics CO Ltd All rights reserved Unauthorized copying and distribution is a violation of law TOP NEXT ...

Страница 2: ...en press paging key twice Symptom Remedy The base unit dose not respond to a call from handset Make adjustments in item A The base unit dose not transmit or the transmit frequency is off Make adjustments in item B The transmit frequency is off Make comfirmation in item C The transmit power output is low and the operating distance between base unit and handset is less than normal Make adjustments i...

Страница 3: ...http servis manual com The connection of adjustment equipments are as shown in CIRCUIT BOARD BASE UNIT TOP PREVIOUS NEXT ...

Страница 4: ... The base unit does not respond to a call from handset Make adjustment in item B The base unit does not transmit or the transmit frequency is off Make adjustment in item C The transmit frequency is off Make confirmation in item D The transmit power output is low and the operating distancebetween base unit and handset is less than normal Make confirmation in item E The reception sensitivity of base...

Страница 5: ...http servis manual com The connections of adjustment equipments are as shown CIRCUIT BOARD HANDSET 6 1 Test Mode Flow Chart for Maintenance of the BASE UNIT TOP PREVIOUS NEXT ...

Страница 6: ...http servis manual com 6 1 Test Mode Flow Chart for Maintenance of the BASE UNIT TOP PREVIOUS NEXT TOP PREVIOUS NEXT ...

Страница 7: ... Memory is equipped 3 Confirm the connection of Flash Memory 4 Confirm the power supply of Flash Memory When no error is found in above mentioned items Flash Memory has a defect Replace Flash Memory E4 The defect of DSP was detected The chip in DSP may have a defect 1 Confirm the connection of DSP 2 Confirm the oscillation frequency of DSP When no error is found in above mentioned items DSP has a ...

Страница 8: ...anual com 18 TROUBLESHOOTING GUIDE BASE UNIT TOP PREVIOUS NEXT Base Unit Condition 1 Set the dialing mode selector to Tone Check the base unit as shown by following below flow chart When checking the base unit only ...

Страница 9: ...http servis manual com 18 1 Troubleshooting Step 1 18 2 Troubleshooting Step 2 18 3 Troubleshooting Step 3 TOP PREVIOUS NEXT ...

Страница 10: ...http servis manual com 18 1 Troubleshooting Step 1 TOP PREVIOUS NEXT The base unit does not flash In Use Charge indicator TOP PREVIOUS NEXT ...

Страница 11: ...http servis manual com 18 2 Troubleshooting Step 2 TOP PREVIOUS NEXT The charge indicator does not light TOP PREVIOUS NEXT ...

Страница 12: ...http servis manual com 18 3 Troubleshooting Step 3 TOP PREVIOUS NEXT 1 The INUSE CHARGE indicator does not flash 2 The beep is not heard from the handset TOP PREVIOUS NEXT ...

Страница 13: ...set on the base unit Base unit condition 1 Connect the AC Adaptor PQLV1Z plug into DC IN jack and the another end into a power outlet AC 120 V 60Hz 2 Connect the loop simulator DC 48 V to tel jack Check the handset as shown by following below flow chart 19 1 Troubleshooting Step 1 19 2 Troubleshooting Step 2 19 3 Troubleshooting Step 3 TOP PREVIOUS NEXT ...

Страница 14: ...http servis manual com 19 1 Troubleshooting Step 1 TOP PREVIOUS NEXT The handset does not becomes the battery save mode TOP PREVIOUS NEXT ...

Страница 15: ...http servis manual com 19 2 Troubleshooting Step 2 TOP PREVIOUS NEXT The Beep is not heard on the Handset TOP PREVIOUS NEXT ...

Страница 16: ...REVIOUS NEXT The TALK indicator does not flash Check the data reception Check Point Check the signal of receiver data circuit RECEIVER DATA CIRCUIT TOP PREVIOUS NEXT Stránka č 1 z 1 5 8 2004 file C Documents 20and 20Settings Admin Plocha SCHÉMATA VIDEA PANAS ...

Страница 17: ...3 0kHz devi 8V 1kHz 3 1kHz devi 1kHz TX SIGNAL RX SIGNAL 300mV 20dBm 150mV 26dBm 350mV 16dBm 130mV 27dBm 800mV 8V 9dBm 400mV 15dBm IC801 IC802 ...

Страница 18: ... 8V 4 9V 250mV TX 4 2V 4 2V 4 2V 4 2V 4 2V 4 2V 4 2V 4 2V TX SIGNAL Int com TX RX SIGNAL Int com RX 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 IC702 IC703 IC701 IC301 ...

Страница 19: ...om RX 1800mV TX TX 450mV 450mV RX 100mV 8V RX 8V TX SIGNAL Int com TX RX SIGNAL Int com RX 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 0 IC401 KX TC1040LAB LAW SCHEMATIC DIAGRAM BASE UNIT Main ...

Страница 20: ...DC 50Ω AC RF SEND 1 969 1 973 DC 2 596V TALK 2 613V STBY AC AF AC AF AC AF AC AF AC AF 25 53V 255mV AC AF DC AC AF BETWEEN BOTH TERMINALS 2 046 2 05 DC AC RF SEND SEND 1 2 3 4 5 6 7 8 9 10 11 12 13 IC301 IC101 ...

Страница 21: ... dBm DC DC DC 2 482 2 497 DC 2 6V TALK 31 55 4mV 2 413mV 32 2 397mV 2 412mV 33 2 388mV 2 402mV 36 0 283mV 2 394mV 37 2 380mV 2 394mV 41 4 5mV 0 1mV STBY 2 405 2 416 2 389 2 403 MIC INPUT 40 dBm DC 2 599 TALK 2 614 STBY 1 2 3 4 5 6 7 8 9 10 11 12 13 IC801 IC901 KX TC1040LAB LAW SCHEMATIC DIAGRAM HANDSET Main ...

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