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Aiwa TN-C137 Service Manual

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Download this manual See also: Service Manual
TN-C137
ALH(B) AHR(LT,B)
SERVICE MANUAL
CORDLESS TELEPHONE
This Service Manual does not includeis IC BLOCK DIAGRAM,IC DESCRIPTION
and "ADJUSTMENT".These items will be issued in the next Supplement.
S/M Code No. 09-007-347-7N1

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Summary of Contents for Aiwa TN-C137

  • Page 1 TN-C137 ALH(B) AHR(LT,B) SERVICE MANUAL CORDLESS TELEPHONE This Service Manual does not includeis IC BLOCK DIAGRAM,IC DESCRIPTION and "ADJUSTMENT".These items will be issued in the next Supplement. S/M Code No. 09-007-347-7N1...

  • Page 2: Specifications

    SPECIFICATIONS OPERATING FREQUENCIES Base Handset Transmit Frequency 43-46MHz 43-49MHz Receive Frequency 43-46MHz 48-49MHz GENERAL 10 PPS Pulse Mode Dialing Rate Approximately 3 Seconds Pause Entry Delay Interdigital Pause 700 ms Redial Memory Capacity 32 Digits Power Requirements Base 115/230V AC, 50/60Hz Handset +12 V DC Weight...
  • Page 3 ELECTRICAL MAIN PARTS LIST CHIP RESISTOR PART CODE Chip Resistor Part Coding REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION L501 87-005-696-080 INDUCTOR 100UH L502 87-005-696-080 INDUCTOR 100UH S9-187-400-200 IC,TMP87C405M-1K46 Figure L503 S0-100-140-020 COIL,100UH S9-187-400-190 IC,TMP87C405M-1H35 L504 S0-106-862-000 COIL,68UH...
  • Page 4 SCHEMATIC DIAGRAM-1 (BASE C.B-1/3 SECTION) BASE C. B 1/3 (RF-1 SECTION) BASE C. B 1/3 (RF-1 SECTION) BASE C. B 1/3 (RF-1 SECTION) BASE C. B 1/3 (RF-1 SECTION) 0.001 0.001 0.001 0.001 4.7K 4.7K 4.7K 4.7K 0.001 0.001 0.001 0.001 10/50 10/50...

  • Page 5: Voltage Chart

    VOLTAGE CHART-1 IC301 IC, TB31224F DC Characteristic DC Characteristic STANDBY TALK STANDBY TALK 4.93 4.93 0.68 0.64 4.93 4.93 0.71 0.78 4.88 4.88 0.71 0.55 4.58 4.58 4.97 4.95 4.93 0.11 4.07 4.05 4.58 4.57 4.58 4.57 1.50 1.47 4.97 4.95 1.48 1.46...
  • Page 6 IC201 IC, LTV817C DC Characteristic STANDBY TALK 0.03 0.03 4.81 4.79 TRANSISTORS Location Pin Name STANDBY TALK 14.50 0.15 Q201 0.74 0.22 4.85 Q301 0.20 0.61 0.30 4.90 Q302 4.83 4.21 4.97 4.95 0.30 4.64 Q303 0.28 3.19 2.72 4.91 4.89 Q304 3.16...
  • Page 7 SCHEMATIC DIAGRAM-2 (BASE C.B-2/3 SECTION) SIGNAL SIGNAL SIGNAL SIGNAL BASE C. B 2/3 (RF-2 SECTION) BASE C. B 2/3 (RF-2 SECTION) BASE C. B 2/3 (RF-2 SECTION) BASE C. B 2/3 (RF-2 SECTION) : TX RF : TX RF : TX RF : TX RF : TX AUDIO : TX AUDIO...
  • Page 8 SCHEMATIC DIAGRAM-3 (BASE C.B-3/3 SECTION) BASE C. B 3/3 (MCU/LINE INTERFACE SECTION) VCC3 D107 1N5232B 5.6V +12V VCC1 VCC3 47/16 TONE/PULSE REGULATOR TONE Q501 R501 L501 D504 2SC1815BL L503 IN4001B 100uH 1/2W 100uH IC101 TMP87C405M-1H35 VCC1 LED101, 103 C108 LAL04 LAL02 SE3001DT RED R502...
  • Page 9 WIRING-1 (BASE C.B) BASE C. B (PATTERN SIDE) BASE C. B (TOP VIEW) J501 J201 SW101 DC12V BASE UNIT TEL. LINE PULSE< >TONE ANTENNA R124 C504 E C B E C B SW102 R129 R205 PAGE Q201 R206 C204 R212 C301 C302 C304...
  • Page 10 SCHEMATIC DIAGRAM-4 (HANDSET FRONT/ZENER SECTION) HANDSET FRONT C. B HANDSET FRONT C. B HANDSET FRONT C. B HANDSET FRONT C. B KTC9014C KTC9014C KTC9014C KTC9014C 1.8M 1.8M 1.8M 1.8M KTC9014C KTC9014C KTC9014C KTC9014C Q1, 2, 4 Q1, 2, 4 Q1, 2, 4 Q1, 2, 4 MCU RESET MCU RESET...
  • Page 11 WIRING-2 (HANDSET FRONT/ZENER C.B) HANDSET FRONT C. B (PATTERN SIDE) BUZZER SW21 SW19 SW20 SW12 MEMO/ ZENER DIODE C. B MUTE SW23 WXYZ STORE U901 SW22 SW17 SW11 SW15 FLASH 12 10 8 1 3 5 7 SW18 LED1 SW10 SW14 SW13 SW16...
  • Page 12 SCHEMATIC DIAGRAM-5 (HANDSET RF C.B-1/2 SECTION) HANDSET RF C. B 1/2 HANDSET RF C. B 1/2 HANDSET RF C. B 1/2 HANDSET RF C. B 1/2...
  • Page 13 VOLTAGE CHART-2 U1 IC, TB31224F DC Characteristic DC Characteristic STANDBY TALK STANDBY TALK 3.80 3.62 0.43 3.80 3.62 1.65 3.56 0.85 3.21 3.82 3.67 3.79 3.24 2.79 3.77 0.60 3.30 3.80 3.30 1.42 3.82 3.82 1.41 2.86 2.86 0.93 1.39 0.90 1.46 0.94...
  • Page 14 U901 IC, TC74VHC20FT/SN74LV20A DC Characteristic DC Characteristic STANDBY TALK STANDBY TALK 3.79 3.23 3.79 3.23 3.79 3.60 0.51 3.60 1.23 3.79 3.79 3.23 3.79 3.60 3.79 3.30 3.79 3.60 3.79 3.60 TRANSISTORS (HANDSET RF) Location Pin Name STANDBY TALK 0.35 3.71 0.31 3.28...
  • Page 15 SCHEMATIC DIAGRAM-6 (HANDSET RF C.B-2/2 SECTION) HANDSET RF C. B 2/2 HANDSET RF C. B 2/2 HANDSET RF C. B 2/2 HANDSET RF C. B 2/2 SIGNAL SIGNAL SIGNAL SIGNAL : TX RF : TX RF : TX RF : TX RF : TX AUDIO : TX AUDIO : TX AUDIO...
  • Page 16 MECHANICAL EXPLDED VIEW 1/1 WIRING-3 (HANDSET RF C.B) HANDSET RF C. B HANDSET RF C. B SPKR,FELT SPKR,FELT SPKR,FELT SPKR,FELT 18-0.18MM 18-0.18MM 18-0.18MM 18-0.18MM H/S RECEIVE H/S RECEIVE H/S RECEIVE H/S RECEIVE CUSHION CUSHION CUSHION CUSHION HANDSET ANTENNA P.C.B P.C.B P.C.B P.C.B P.C.B...

  • Page 17: Color Name Table

    MECHANICAL MAIN PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION 1 SZ-PC5-270-020 BTN,SEARCH 2 SZ-PC5-280-200 WINDOW LCD<ALHB,AHRJB> 2 SZ-PC5-280-300 WINDOW LCD<AHRJLT> 3 SZ-PC5-210-200 CAB,FRONT<ALHB,AHRJB> 3 SZ-PC5-210-300 CAB,FRONT<AHRJLT> 4 S0-301-500-020 DYNAMIC RECEIVER 28-7.5 5 SA-PC5-220-010 H/S KEYPAD HOLDER<AHRJLT> 5 SA-PC5-220-000 H/S KEYPAD HOLDER<ALHB,AHRJB>...
  • Page 18 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 737004 Printed in Singapore...