Table of Contents
Related Manuals for Aiwa XP-R231AHR
Summary of Contents for Aiwa XP-R231AHR
- Page 1 XP-R231 AHR(S) XP-R234 AEZ(S), AHK(S) AHR(S) SERVICE MANUAL COMPACT DISC PLAYER BASIC CD MECHANISM : KSM-780 ATA • This Service Manual is the “Revision Publishing” and replaces “Simple Manual” (S/M Code No. 09-022-456-3T3). S/M Code No. 09-025-456-3R3...
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Page 2: Specifications
SPECIFICATIONS Tracking system 3-beam laser Laser pickup Semiconductor laser D/A conversion 8-times oversampling digital filter + 1-bit DAC Frequency response 20 – 20,000 Hz Output PHONES/LINE OUT jack (stereo mini-jack) Frequency range AM: 531/530 kHz – 1,602/1,710 kHz (9 kHz/10 kHz steps) FM: 87.5 –... -
Page 3: Protection Of Eyes From Laser Beam During Servicing
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING CAUTION This set employs laser. Therefore, be sure to follow carefully the instructions below when servicing. Use of controls or adjustments or performance of proce- dures other than those specified herin may result in WARNING!! hazardous radiation exposure. -
Page 4: Electrical Parts List
ELECTRICAL PARTS LIST = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. - Page 5 = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
- Page 6 = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
- Page 7 = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
- Page 8 = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
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Page 9: 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 B C E 2SA2018 2SK360E... - Page 10 WIRING – 1 (MAIN) <1 / 2> – 10 –...
- Page 11 WIRING – 1 (MAIN) <2 / 2> – 11 –...
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Page 12: Schematic Diagram - 1 (Main : 1 / 2)
SCHEMATIC DIAGRAM – 1 (MAIN : 1 / 2) – 12 –... - Page 13 SCHEMATIC DIAGRAM – 2 (MAIN : 2 / 2 <TUNER SECTION>) – 13 –...
- Page 14 WIRING – 2 (FLEX) TO MAIN C.B FLEX C.B CN301 SKIP/ SEARCH TO LCD1 (DISPLAY) PRESET CALL UP SKIP/ SEARCH PRESET CALL DOWN STOP/ OFF/CHARGE SW10 BAND SW10 MODE ENTER/DISPLAY PLAY/PAUSE – 14 –...
- Page 15 SCHEMATIC DIAGRAM – 3 (FLEX) – 15 –...
- Page 16 LCD DIAGRAM PIN NO. COM1 COM2 COM3 COM4 – – – COM1 – – – – – – – – – – – – – – – COM2 – – – – – – E A S S – – – –...
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Page 17: Ic Block Diagram
IC BLOCK DIAGRAM – 17 –... - Page 18 – 18 –...
- Page 19 IC DESCRIPTION IC, MN101C54AAA Pin No. Pin Name Description VLC1 – LCD drive voltage setting terminal. VLC2 – LCD drive voltage setting terminal. VLC3 – LCD drive voltage setting terminal. – Connected to capacitor. – Connected to capacitor. CHRG1 Main charge output. CHRG2 Sub charge output.
- Page 20 Pin No. Pin Name Description WAKEUP Wake up key input. SWIL Limited switch input. – Connected to VDD. CDRW CD-RW play gain level selection output. Off at "L". PU-ON H/A power down output. "H": Power down. EASS–ON EASS gain up selection output. "L": EASS on. MUTE Audio mute output.
- Page 21 IC, MN662786SBM Pin No. Pin Name Description DRVDD DRAM interface power (terminal No. 2 to 19). DRAM data input/output signal 0. DRAM data input/output signal 1. DRAM write enable signal. NRAS DRAM RAS control signal. DRAM data input/output signal 2. DRAM data input/output signal 3.
- Page 22 Pin No. Pin Name Description DSLF DSL loop filter terminal. Bias terminal for DSL. PLLF PLL loop filter terminal. VCOF Jitter free VCO loop filter terminal. AVDD2 Analogue circuit power (for DSL, PLL, VCOF, AD, DA). AVSS2 Analogue circuit GND (for DSL, PLL, VCOF, AD, DA). OUTL Lch audio output.
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Page 23: Mechanical Exploded View
MECHANICAL EXPLODED VIEW – 23 –... -
Page 24: Mechanical Parts List
MECHANICAL PARTS LIST = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. -
Page 25: Color Name Table
COLOR NAME TABLE Basic color symbol Color Basic color symbol Color Basic color symbol Color Black Cream Orange Green Gray Blue Transparent Blue Gold Pink Silver Titan Silver Brown Violet White Transparent White Yellow Transparent Yellow Metallic Blue Light Blue Transparent Green Dark Blue Transparent Orange... -
Page 26: Accessories Parts List
ACCESSORIES PARTS LIST = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. -
Page 27: Other Parts List
OTHER PARTS LIST = ! SAFTY PARTS = Components marked All components used on this model at the production line are shown in this service manual. However, please note that not all components will be available as spare parts for after-sales service. Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers. - Page 28 2-11, IKENOHATA 1-CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111 9420025 921338...