Samsung DVD-V5450 Service Manual page 194

13-12 DVD System Control
(1) Outline
The main micom circuit is composed of 1MB flash memory (DIC2) to bosting system and data saving, 64Mbit
SDRAM (DIC5) for temporary data read and write
The Micom (U1,ES6629) mounted in main board analizes the key commands of front panel or instructions of remote
control through communication with Micom (IC601) MPD790006GF of VCR an d controls the devices on board to
execute the corresponding commands after initializing the devices connected with micom on board at power on.
(2) Block Diagram
IC601
MPD790006GF
IC605
EEPROM
Samsung Electronics
RIC1
SP3723D
DIC4
TC74VHCT125
Fig. 13-40
DRIC1
FAN8026G3
U1
Vlbratto II
DIC2 IMB FLASH
MEMORY
MBM29LV800BA
Circuit Operating Descriptions
AIC2
PCM1742KE
DIC5
IS42S16400A-7T
13-43