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Aiwa FR-A705 Service Manual

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SERVICE MANUAL
RADIO RECEIVER
This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No.09-99B-337-3T2).
FR-A705
9
6
SPECIFICATIONS
•
Design and specifications are subject to change
.
without notice
S/M Code No. 09-99B-337-3R2
3
1,710
U(S)

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Summary of Contents for Aiwa FR-A705

  • Page 1 FR-A705 U(S) SERVICE MANUAL RADIO RECEIVER SPECIFICATIONS 1,710 • Design and specifications are subject to change without notice This Service Manual is the “Revision Publishing” and replaces “Simple Manual” (S/M Code No.09-99B-337-3T2). S/M Code No. 09-99B-337-3R2...

  • Page 2: Electrical Main Parts List

    ELECTRICAL MAIN PARTS LIST REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION L101 S0-981-650-700 COIL,MW 70MMx4 PVC101 S3-222-000-000 PVC,AM/FM 8Z-RU2-607-010 IC,CXA1619BS SP101 S2-280-005-210 SPKR,2.25' 8 OHM 0.5W S9-104-000-0A0 IC,TMP04CH00F350 S2-200-711-000 SW,SLIDE SK22F03G7 87-001-486-080 IC,PROTECTOR ICP-N15 S2-200-711-000 SW,SLIDE SK22F03G7 S2-300-611-000 SW,SLIDE SK23E01G6...

  • Page 3: Voltage Chart

    VOLTAGE CHART...
  • Page 4 WIRING-1 AC 120V 60Hz SP101 (SPEAKER) MAIN C.B ALARM MODE BUZZER RADIO BAND ALARM STANDBY RADIO ON PVC1 TUNING L101 NOTE E C B...

  • Page 5: Schematic Diagram

    SCHEMATIC DIAGRAM-1 MAIN C. B PVC1(PVC-A~D, PVC-C1~C4) VOLUME TUNING AM/FM TUNER PROCESSOR BAND SP101 (SPEAKER) MUTE ALARM SWITCH INV. 1N4148 1N4148 ALARM POWER MODE CONTROL REG. 60Hz REG.
  • Page 6 SCHEMATIC DIAGRAM-2 CONTROL C. B EL101 ARK-10028 (LCD BACK LIGHT) IC201 TMP04CH00F350 SYSTEM CONTROL RESET KEY C. B Q201-207 +B CONTROL (DOWN/UP) POWER C. B...
  • Page 7 WIRING-2 CONTROL C.B SW205 SNOOZE C132 POWER C.B IC201 LCD201 NOTE E C B KEY C.B JOG201...
  • Page 8 IC BLOCK DIAGRAM IC, CXA1619BS...
  • Page 9 IC DESCRIPTION IC, TMP04CH00F350 Pin No. Pin Name Description Regulator-2 output. 2, 3 C1, C2 — Capacitor terminal for LCD step-up voltage. — Power supply (–). Regulator-1 output (It is outputted in 3.0 V type only). BRESET Reset input (active at low). XLIN Terminal to which external crystal for low speed oscillation is connected.

  • Page 10: Lcd Display

    LCD DISPLAY...

  • Page 11: Electrical Adjustment

    ELECTRICAL ADJUSTMENT PRACTICAL SERVICE FIGURE < FM SECTION > Sensitivity: Less than 16dB (at 88MHz) Less than 14dB (at 98/108MHz) Intermediate frequency: 10.7MHz < AM SECTION > Sensitivity: Less than 46dB (at 600kHz) (S/N 10dB) Less than 45dB (at 1000/1400kHz) Signal to noise ratio: More than 30dB (Input 74dB)

  • Page 12: Mechanical Exploded View

    MECHANICAL EXPLODED VIEW 1/1...

  • Page 13: Mechanical Parts List

    MECHANICAL PARTS LIST 1/1 REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION 1 SZ-RU2-110-200 LENS,TUNER 21 SZ-RU2-160-000 KNOB,SLIDE 2 SZ-RU2-100-100 LENS,CLOCK 22 SZ-CM2-230-000 BAR BRACKET 3 SZ-RU2-170-100 PANEL,FRONT 23 S0-100-800-000 BAR FERRITE 10-80 4 SZ-RU2-060-010 CORD,COVER 24 S2-280-005-210 SPKR,2.25' 8 OHM 0.5W 5 SZ-RU2-090-010...
  • Page 14 2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 Printed in Singapore 931196...

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Fr-a705u(s)

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