Kenwood DDX7032 Service Manual page 10

DDX7032/7032M/712
DNX7120/7220/7320
Ref. No. Application / Function
IC202,203 SDRAM 256Mbit
IC207 iPod Authentication Coprocessor
IC211 NOR Flash Memory 256Mbit
IC302 Color TV signal encoder
IC305 Dual OP-Amp (LPF)
IC901 Stereo DAC
IC902 Low Dropout Voltage Regulator
IC903 Dual 2-input AND Gate
● DAUGHTER UNIT (X89-3062-71)
Ref. No. Application / Function
Q1 AMP
● DVD UNIT (X37-1120-06)
Ref. No. Application / Function
IC1 One chip LSI for DVD player
IC5 FLASH ROM
IC9 EEP ROM
IC10 Driver IC
IC12 1ch video AMP
IC21 2-output switching REG
IC39 OP-AMP for Iop measurement
IC42 Logic IC for port extension
IC49 Low voltage logic
IC54 SDRAM
IC55,56 Logic IC for port extension
Q1 Transistor with internal resistor
Q2 Transistor with internal resistor
Q3 Transistor with internal resistor
Q4 Transistor with internal resistor
Q10 Front end transistor for APC
Q11 Front end transistor for APC
Q12 Rear end transistor for APC
Q13 Rear end transistor for APC
Q14 MOS-FET
Q15 MOS-FET
Q20 MOS-FET for level shifter
Q21 MOS-FET for level shifter
Q24 MOS-FET
Q25 Transistor with internal resistor
Q27 Transistor with internal resistor
Q28 Transistor for APC
Q29 Transistor for APC
10
COMPONENTS DESCRIPTION
SDRAM for work memory
iPod Authentication
Flash Memory for program data and graphic data
Graphic signal digital/analog converter
Stereo DAC Output LPF
Audio signal digital/analog converter
A8V→A5V (for Stereo DAC and LPF)
Output ENABLE for MIC2005-08YM6
GAIN_AMP in FM band
RF signal processing / Servo processing / Decoding processing / AV decoding
processing
To retain F/W for one chip LSI (Nonvolatile memory)
To retain data for one chip LSI (Nonvolatile memory)
Fo coil / Tr coil / SP motor / SLD motor / LO-EJ motor drive
+6dB amplifi er with internal composite video output fi lter
5V 3.3V/1.2V
→
For Iop measurement
For port extension
For S/PDIF signal amplitude conversion (3.3V
To retain data for one chip LSI (Nonvolatile memory)
For port extension
LO_MUTE control
For FG signal
For BMS
DRMUTE control
Control of CD laser diode emission
Control of DVD laser diode emission
Control of CD laser diode emission
Control of DVD laser diode emission
ON/OFF control of CD laser diode
ON/OFF control of DVD laser diode
Level shifter for I2C clock
Level shifter for I2C data
For Iop measurement
IFSEL control
HFM ON/OFF control
For CD laser diode protection (Current limiter)
For DVD laser diode protection (Current limiter)
Operation / Condition / Compatibility
Operation / Condition / Compatibility
Operation / Condition / Compatibility
1.2V)
→