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Aiwa TN-C920 Service Manual

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SERVICE MANUAL
CORDLESS TELEPHONE
This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-004-345-0T1).
This Service Manual does not includeis IC BLOCK DIAGRAM,IC DESCRIPTION
and "ADJUSTMENT".These items will be issued in the next Supplement.
TN-C920
S/M Code No. 09-005-345-0R1
ALH(B) AHJ(B)

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  • Page 1 TN-C920 ALH(B) AHJ(B) SERVICE MANUAL CORDLESS TELEPHONE This Service Manual is the "Revision Publishing" and replaces "Simple Manual" (S/M Code No. 09-004-345-0T1). This Service Manual does not includeis IC BLOCK DIAGRAM,IC DESCRIPTION and "ADJUSTMENT".These items will be issued in the next Supplement.

  • Page 2: Specifications

    SPECIFICATIONS ACCESSORIES LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 SA-PC3-910-100 INSTRUCTION BOOK(AHJ/ALH,E,C92 6 S0-220-117-000 CONVERTOR 220V-117V 2 SA-PC3-910-200 INSTRUCTION BOOK<ALHS> 7 S4-360-000-050 BATT,IN-CD 3.6V 3 SA-PC3-910-300 INSTRUCTION BOOK<ALHS> 8 S0-570-000-010 TELCORD-ST2USUS2.2UL TRANSPARE 4 SA-PC3-910-400 INSTRUCTION BOOK(AHJ,A,C920)<AHJB>...

  • Page 3: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION S4-730-850-010 SFR,47K S1-030-850-000 SFR,10K S8-331-160-000 IC,TA31161FN S6-080-004-000 X’TAL,8MHZ S9-874-050-100 IC,TMP87C405M-1F95 S4-650-150-010 IC,DBL5015-V 87-027-536-010 IC,LM324M/LM324D BASE RF C.B S9-330-020-000 IC,3VXC62FP3002PR CF501 S0-001-070-350 CER,FILTER 10.7MHZ 150KHZ 87-A20-751-010 IC,L7805CV S1-200-402-000...

  • Page 4: Chip Resistor Part Code

    CHIP RESISTOR PART CODE Chip Resistor Part Coding Figure Resistor Code Value of resistor Chip resistor Dimensions (mm) Symbol Wattage Type Tolerance Resistor Code Form 1/16W 1005 0.35 1/16W 1608 0.45 1/10W 2125 1.25 0.45 1/8W 3216 0.55 TRANSISTOR ILLUSTRATION E B C 2SC5065 BF998R...
  • Page 5 BLOCK DIAGRAM-1 (BASE SECTION)
  • Page 6 BLOCK DIAGRAM-2 (HANDSET SECTION)

  • Page 7: Voltage Chart

    VOLTAGE CHART BASE SECTION HANDSET SECTION U1 (TA31161FN) U1 (TA31161FN) Pin No. 10 11 12 13 14 15 16 Pin No. 10 11 12 13 14 15 16 IN-USE VOLTAGE 4.7 4.6 3.0 3.4 0.0 4.7 4.7 4.7 4.7 2.4 3.9 3.9 4.7 0.9 0.0 0.0 IN-USE VOLTAGE 2.3 2.3 1.9 1.0 0.0 2.3 0.0 2.3 2.3 2.3 2.3 2.2 0.0 0.0 0.0 0.0 STANDBY VOLTAGE 4.7 4.6 3.0 3.4 0.0 4.7 4.7 4.7 4.7 1.5 3.9 3.9 4.7 0.9 0.0 0.0...
  • Page 8 SCHEMATIC DIAGRAM-1 (BASE MAIN SECTION) BASE MAIN C.B CHARGE IN USE DC12V 5, 6, 7, 19, 26...
  • Page 9 WIRING-1 (BASE MAIN C.B) BASE MAIN C. B (TOP VIEW) BASE MAIN C. B (PATTERN SIDE) DC12V PULSE TONE JP30 JP38 JP11 JP44 JP22 JP12 JP16 JP29 JP14 JP40 JP23 JP24 JP25 JP26 JP36 JP27 E B C IN USE CHARGE JP33 JP34...
  • Page 10 SCHEMATIC DIAGRAM-2 (BASE RF SECTION) BASE RF C.B...
  • Page 11 WIRING-2 (BASE RF C.B) BASE RF C. B BASE RF C. B BASE RF C. B BASE RF C. B L506 L506 C593 C593 L507 L507 L506 L506 R517 R517 C521 C521 R514 R514 C518 C518 C570 C570 R594 R594 R595 R595 C519...
  • Page 12 SCHEMATIC DIAGRAM-3 (HANDSET MAIN SECTION) HANDSET MAIN C.B 9, 10, 13 7, 3 5, 14, 15, 16, 17...
  • Page 13 WIRING-3 (HANDSET MAIN C.B) HANDSET MAIN C. B HANDSET MAIN C. B (PATTERN SIDE) (TOP VIEW) (BUZZER) <RED> <BLK> REC1 (RECEIVER) NOTE Cxxx Cxxx Rxxx JPxxx TO HANDSET FRONT C.B...
  • Page 14 SCHEMATIC DIAGRAM-4 (HANDSET FRONT SECTION) HANDSET FRONT C.B 18 18 10, 11 19, 20, 21, 22 12, 13...
  • Page 15 WIRING-4 (HANDSET FRONT C.B) HANDSET FRONT C. B HANDSET FRONT C. B NOTE Cxxx LED2 Cxxx Rxxx LED2 TALK/ Hxxx, Jxxx, JPxxx BATT. LOW : THROUGH HOLE SW19 SW20 FLASH CHANNEL SW19 SW20 TALK SW21 LED1 SW18 LED1 MEMO/ REDIAL/ FLASH STORE PAUSE...
  • Page 16 SCHEMATIC DIAGRAM-5 (HANDSET RF SECTION) HANDSET RF C.B...
  • Page 17 WIRING-5 (HANDSET RF C.B) ANT501 ANT501 HANDSET HANDSET ANTENNA ANTENNA HANDSET RF C. B HANDSET RF C. B HANDSET RF C. B HANDSET RF C. B Q508 Q508 R556 R556 C585 C585 Q512 Q512 R576 R576 Q555 Q555 C595 C595 Q520 Q520 G1 S...

  • Page 18: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1/1 MECHANICAL MAIN PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION 1 SA-PC3-020-100 H/S LENS 2 S9-012-120-020 HANDSET TOP(REAR) BASE ANTENNA 3 SA-PC3-030-000 CAP,ANT CONTACT PLATE 4 S7-150-280-100 RUBBER WASHER 28-15-1.0 5 S0-300-280-010 DYNAMIC RECEIVER 6 S0-905-230-010 RECEIVER HOLDER 7 SA-PC3-060-100 RUBBER KEYPAD...
  • Page 19 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 931261 750038 123456 123456 123456 Printed in Singapore...

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