KDC-1022/122P COMPONENTS DESCRIPTION 3 7 63 1515 0 SWITCH UNIT (X16-2370-12/13) Ref. No. Application/Functions Operation/Condition/Compatibility LCD driver & key matrix Key scan start When Q1 base goes Lo, key scan start. ELECTRIC UNIT (X25-9600-13/14) Ref. No. Application/Functions Operation/Condition/Compatibility System control µ-com System µ-com...
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KDC-1022/122P MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Name Description Processing Operation AVREF1 Not used (connected to 9pin) ∆3 non communication : H IC10-DATA IC10, E2PROM data communication ∆3 non communication : H IC10-CLK IC10, E2PROM clock communication...
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KDC-1022/122P MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Name Description Processing Operation Power supply IC SW1 control 0 BA4911 SW1 Power supply IC output PS1-0 Audio 8V, P-CON PS1-2 PS1-1 PS1-0 P-CON P-ANT Power supply IC SW1 control 1...
KDC-1022/122P MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 System µ-com Destination type list TYPE2 TYPE1 TYPE0 MODEL NAME KDC-2024SA/SYA, 2024SG/SYG KDC-2022, 2022V, 202MR UPD780058GC499 RY-391CD, RX-491CD KDC-4023, 2023, 3023 KDC-122, 122S, 1022, 122P UPD780058GC501 KDC-1023, 1023S KDC-222, 222S KDC-3024G/YG, 307G/YG...
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KDC-1022/122P MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Name Description Processing Operation Not used ASEL Audio output polarity switching terminal L : Reverse, H : Non reverse MSEL0 Destination type selection port (set 2bit) Order “MSEL 0” and “MSEL 1” Set up...
KDC-1022/122P ADJUSTMENT 3 7 63 1515 0 1-3. Adjustment of FM_ANT & RF Coil 1. IC10 (TDA7513) -The Tuner adjustment method Voltage Check Point : S_METER-Check Land • When IC10 and its circumference are fixed, according to (PWB Side_B, around W572) the following order, it readjusts if needed.
KDC-1022/122P ADJUSTMENT 3 7 63 1515 0 2. IC10 (TDA7513) Replacement -Parts vs Adjustment Item Table • When the parts in the following tables are exchanged, please readjust according to a table. • When other parts are exchanged, please perform only a check of operation. There is no necessity for readjustment.
KDC-1022/122P PC BOARD (COMPONENT SIDE VIEW) 3 7 63 1515 0 CD PLAYER UNIT X32-5380-00 (J74-1485-12) L 13942296513 X32-5380-00 Refer to the schematic diagram for the values of resistors and capacitors. u163 Ref No. Address...
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KDC-1022/122P PC BOARD (FOIL SIDE VIEW) 3 7 63 1515 0 CD PLAYER UNIT X32-5380-00 (J74-1485-12) B/TE VREF VDET LDON A/TE TRCRS REFNV TRK IN TRK OUT D/ARF NRFDET FCS UP GCTL FCS DOWN VREF2 D.GND BU.5V D.OUT SLED IN...
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KDC-1022/122P PC BOARD (FOIL SIDE VIEW) 3 7 63 1515 0 L 13942296513 Refer to the schematic diagram for the values of X25-9600-1x u163 Ref No. Address Ref No. Address Ref No. Address Ref No. Address Ref No. Address resistors and capacitors.
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KDC-1022/122P PC BOARD 3 7 63 1515 0 (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) SWITCH UNIT X16-2370-1x (J74-1285-32) SWITCH UNIT X16-2370-1x (J74-1285-32) DATAS L-CE ILL GND L 13942296513 X16-2370-1x Ref No. Address u163 Refer to the sche- matic diagram for the values of resistors and capacitors.
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TP15 u163 turned to the customer. • DC voltages are as measured with a high GND LINE impedance voltmeter. Values may vary slightly B LINE due to variations between individual instru- ments or/and units. KDC-1022/122P (2/2) X16-2370-1x (2/2)