
9
DDX8019/8029/8029Y/8039
Ref. No. Application / Function Operation / Condition / Compatibility
IC309 On-Screen Display Controller On-Screen Display analog signal output
IC316 Triple Inverter Dot Clock (14.4MHz) Buffer
IC322 CPLD 2/3 frequency dividing and PAL thinning control (compression processing circuit)
IC332 Low Dropout Voltage Regulator A8V →A5V (for Stereo DAC and LPF)
IC336 Triple Schmitt Inverter VSY, HSY Buffer
IC337 Triple Schmitt Inverter CPV, STH Buffer
Q302 General Purpose Transistor OSD ROUT Current Amplifier
Q303 General Purpose Transistor OSD GOUT Current Amplifier
Q304 General Purpose Transistor OSD BOUT Current Amplifier
●DVD UNIT (X37-1120-03)
Ref. No. Application / Function Operation / Condition / Compatibility
IC1 One chip LSI for DVD player
RF signal processing / Servo processing / Decoding processing / AV decoding processing
IC5 FLASH ROM To retain F/W for one chip LSI (Nonvolatile memory)
IC9 EEP ROM To retain data for one chip LSI (Nonvolatile memory)
IC10 Driver IC Fo coil / Tr coil / SP motor / SLD motor / LO-EJ motor drive
IC12 1ch video AMP +6dB amplifier with internal composite video output filter
IC15 Audio DAC DA converter for 2ch analogue audio output
IC21 2-output switching REG 5V →3.3V/1.2V
IC39 OP-AMP for Iop measurement For Iop measurement
IC42 Logic IC for port extension For port extension
IC49 Low voltage logic For S/PDIF signal amplitude conversion (3.3V →1.2V)
IC50 OP-AMP for audio LPF LPF for 2ch analogue audio output (Rch)
IC51 OP-AMP for audio LPF LPF for 3ch analogue audio output (Lch)
IC54 SDRAM To retain data for one chip LSI (Nonvolatile memory)
IC55,56 Logic IC for port extension For port extension
IC57 3ch video amplifier With built-in filter +6dB amplifier for component/RGB video output
IC60 Power supply for 5.0V 8V →5V (Exclusively for audio DAC)
Q1 Transistor with internal resistor LO_MUTE control
Q2 Transistor with internal resistor For FG signal
Q3 Transistor with internal resistor For BMS
Q4 Transistor with internal resistor DRMUTE control
Q10 Front end transistor for APC Control of CD laser diode emission
Q11 Front end transistor for APC Control of DVD laser diode emission
Q12 Rear end transistor for APC Control of CD laser diode emission
Q13 Rear end transistor for APC Control of DVD laser diode emission
Q14 MOS-FET ON/OFF control of CD laser diode
Q15 MOS-FET ON/OFF control of DVD laser diode
Q20 MOS-FET for level shifter Level shifter for I2C clock
Q21 MOS-FET for level shifter Level shifter for I2C data
Q24 MOS-FET For Iop measurement
Q25 Transistor with internal resistor IFSEL control
Q27 Transistor with internal resistor HFM ON/OFF control
Q28 Transistor for APC For CD laser diode protection (Current limiter)
Q29 Transistor for APC For DVD laser diode protection (Current limiter)
COMPONENTS DESCRIPTION