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COMPONENTS DESCRIPTION
Synthesizer Unit (X14-6260-xx)
Ref. No. Components Name Application / Functions Operation / Condition / Compatibility
IC2 UPD72042BGT MZ-BUS Interface IC MZ-BUS Communication Interface
IC3 784215YGC-038 Microcomputer System Microcomputer
IC4 M5237ML Regulator IC Tuner+B
IC5 S-24C01B E2PROM Tuner Adjustment Data Memory
IC6 TDA7400 Electronic Volume EVOL, LOUD,TONE, BAL, FAD, FMNC, MPX
IC7 TC7W02F Logic IC (NOR) Logic circuit for muting
IC9 S-80830ANNP Power source detection System Microcomputer Reset
IC10 NJM4565M-TE2 Ope Amp (2 enclosed) Isolation Circuit (DSP Input Lch)
IC11 NJM4565M-TE2 Ope Amp (2 enclosed) Isolation Circuit (DSP Input Rch)
IC12 L9820D013TR P-CON P-CON, ANT-CON output control
IC13 TC4W66F Analog Switch Switch for head and slave unit switching
IC14 NJM4565M-TE2 Ope Amp (2 enclosed) Isolation Circuit (DSP Input Lch)
IC15 NJM4565M-TE2 Ope Amp (2 enclosed) Isolation Circuit (DSP Input Rch)
IC16 NJM4565M-TE2 Ope Amp (2 enclosed) Reference voltage output, level meter circuit
Ic17 TDA7401 Electronic Volume HPF, LPF, VOL, MUTE
IC19 M5237ML Regulator IC Audio+B
IC20 TDA7386 Power IC Power amp for speaker output
IC21 BA6219BFP-Y Motor Driver Panel mechanism motor control
IC23 NJM2130F Ope Amp (1 enclosed) Panel mechanism motor control
IC24 LM2675M-ADJ Switching Regulator Servo+B
IC25 BA05T Regulator IC 5V switch for CD mechanism
IC26 M5278D05 Regulator IC Backup 5V
Q1 DTC144EUA Illumination switch ON when Micon 56 pin is “H”
Q2 DTA144EUA for BUS communication (BUS communication illumination output)
Q3 DTA144EK Switch for head ON when Micon 84 pin is “H” (When outputting own source)
and slave unit switching OFF when Micon 84 pin is “L” (When inputting other source)
Q5 UMC2N DC/DC+B switch ON when Micon 56 pin is “H” (DC/DC+B output)
Q6 DTC124EK AM+B switch ON when Micon 7 pin is “H” (AM+B output)
Q7 DTC124Ek FM+B switch ON when Micon 8 pin is “H” (FM+B output)
Q8 CPH3105 AM+B switch ON when Micon 7 pin is “H” (AM+B output)
Q9 CPH3105 FM+B switch ON when Micon 8 pin is “H” (FM+B output)
Q10 DTC124EK Buzzer switch ON when Micon 87 pin is “H”
Q11 DTC114YK Switch for guide illumination ON when Micon 49 pin is “H” (Guide illumination lights up)
Q12 DTC114EK Switch for head ON when Micon 84 pin is “H” (When outputting own source)
and slave unit switching OFF when Micon 49 pin is “L” (When inputting other source)
Q13 DTC144EK Reset Switch ON when panel reset request is “H” (Resetting action)
Q14 UMG2N System ON/OFF Request Switch ON when Micon 95, 96 pin is “L” or slaves BUS
ON/OFF request (each requelsing system ON/OFF)
Q16 DTA124EK Mute Switch ON when Micon 74,75 pin is “H”, backup detection,
and reset request from panel (Mute ON)
Q17 UMA2N System ON/OFF Switch ON when Micon 95, 96 pin is “L”
(Each requesting system ON/OFF)
Q19 2SB1277(Q,R) Antenna Control ON when Micon 3 pin is “H” (Antenna control output)
Q20 2SV2412K
Q21 DTA123JK External Amplifier Control ON when Micon 83,75 pin is “H”
Z919
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
