Components Description - Kenwood DDX512 Service Manual

DDX5022/5022Y/5032/5032M/512/52RY
DNX5120/512EX/5220/5220BT
● VIDEO CONTROL UNIT (X15-108x-xx)
Ref. No. Application / Function
IC100 DC/DC converter IC
IC101 DC/DC converter IC
IC201 AUDIO ISO AMP
IC202 VIDEO ISO AMP
IC203 Regulator
IC205 Video selector
IC206 Video selector
IC207 Video selector
IC301 AND x 4
IC501 OP-AMP X 2
IC502 BUS BUFFER X 2
IC601 Video amplifi er
IC602 Video amplifi er
IC651 AUDIO DAC
IC652 OP-AMP X 2
IC653 Regulator
IC654 OP-AMP X 2
IC691 INVERTER
IC692 AND
IC701 MPEG DECODER
IC702 64M FLASH
IC703,704 128M SDRAM
IC705 Regulator
IC801 USB HOST CONTROLLER
Fixed Current Limit
IC804
Power Distribution Switch
IC805 Regulator
IC806 Regulator
iPod Authentication
IC851
Coprocessor
IC853 D-TYPE LATCH X 8
Q1~3 SW
Q4 SW FET
Q100~103 SW
Q104 SW
Q105 SW
Q106 SW
6

COMPONENTS DESCRIPTION

DC/DC control for USB5V/D5V
DC/DC control for SW3.3V/V6V
iPod audio signal
iPod video signal
V6V→V5V regulator
5IN 2OUT DVD-BE/NAVI/TV/Ipod/BackCamera COMPOSITE signal Select
Selector for selecting FRONT AUX output or IC205 output for external video output
DVD-BE and NAVI RGB selector
KAB IF 3.3V→5V LEVEL SHIFT
LPF for BT-AUDIO
BUFFER for BT control signal wave shaping
DVD-BE COMPOSITE SIGNAL LPF/BUFFER
DVD-BE RGB SIGNAL LPF/BUFFER
DVD-BE AUDIO D/A CONVERTER
DVD-BE AUDIO LPF
Regulator for 8.4V→A5V AUDIO DAC
For AUDIO REFERENCE4V
SPDIF OUT BUFFER
For DVD-BE IC RESET signal
DVD/USB MPEG DECODER
FLASH MEMORY(PMP 4Z3 / MP 4Z4) for MPEG DECODER
SDRAM for MPEG DECODER
3.3V→1.8V regulator for MPEG DECODER
2 ports (For external and GARMIN NAVI) USB HOST CONTORLLER
Large current distribution switch for USB
5V→3.3V regulator for USB
SW3.3V→1.8V regulator for USB
iPod Authentication
Address latch for USB H/C
P-ON 14V control
P-ON 14V ON/OFF
DC/DC protection control
DC/DC SW FET (USB5V)
DC/DC SW FET (D5V)
DC/DC SW FET (SW3.3V)
Operation / Condition / Compatibility