Switch Unit; Processor Unit; Cd Player Unit - Kenwood DPX-MP3110 Service Manual

DPX-MP3110/MP3110S
DPX-MP5110U/MP5110US
Ref. No. Application / Function
Q690 SRAM-STBY (MP3110/S)
Q690 SOC Stop (MP5110U/US)
● SWITCH UNIT (X16-620x-xx)
Ref. No. Application / Function
IC1 LCD Driver
IC2 Remote Control Receiver
IC4 LED Controller
IC5 IC2 Output Buffer AMP
Q1 SW5V
Q2 Key Input Timing SW
Q3 VLCD
Q200 LED Driver
Q201 LED Driver
Q202 LED Driver
Q210 LED Driver
Q211 LED Driver
Q212 LED Driver
Q220 LED Driver
Q221 LED Driver
Q222 LED Driver
● PROCESSOR UNIT (X17-2000-00) *DPX-MP5110U/US only
Ref. No. Application / Function
CD Mecha μ-COM
IC700
USB Host Controller
(IC751) ROM Collection (Not used)
IC770 Power Control SW
IC771 IC700 Power Supply
SOC Stop Input SW
Q701
(SOC: System On Chip)
Q702,703 SW3.3V
Q704 SRAM Standby SW
Q705 LOE Input SW
● CD PLAYER UNIT (X32-6130-00)
Ref. No. Application / Function
IC3 4ch BTL Driver
IC4 Servo DSP with built-in Audio DAC
IC5 D1.5V REG.
6
COMPONENTS DESCRIPTION
CD mechanism standby SW.
X17 unit standby SW.
ED1 Driver.
Programmable LED's brightness. (LCD back light, Key, Rotary encoder, Red, Green, Blue)
Remote control receiver and buffer AVR.
Display contrast adjuster circuit.
LCD back light driver. (Red)
LCD back light driver. (Green)
LCD back light driver. (Blue)
Rotary encoder illumination driver. (Red)
Rotary encoder illumination driver. (Green)
Rotary encoder illumination driver. (Blue)
Key illumination driver. (Red)
Key illumination driver. (Green)
Key illumination driver. (Blue)
CD mechanism control.
USB decoder and transmiter "Bitstreem data".
For IC700.
USB power control supply SW with over current detection and protection.
Series regulator. (5V to 3.3V)
SOC is IC700
When SW is active, SOC is ON.
POWER ON in active time.
CD mechanism SRAM standby control.
CD mechanism loading end detection.
Driver for focusing & tracking coil, driver for sled & spindle motor, and operation for disc
loading & ejection.
With built-in MP3/WMA/AAC decoder and 1M-bit-SRAM.
Power supply for digital 1.5V.
Operation / Condition / Compatibility
Operation / Condition / Compatibility
Operation / Condition / Compatibility
Operation / Condition / Compatibility