SERVICE MANUAL
USED IC LISTS
MAINBOARD (
16M 31-1
Sti5100 (IC101)
MAX232 (IC601)
74LVC244 (IC878)
74LVX00 (IC902)
74LVT14 (IC903)
74LVTH244A (
IC900
FLASH (IC1)
74LVTH16245A (IC901)
LM1117 ( IC500 ,IC473)
LDO (DPAK) (IC606)
REG LM7808 8V/1A (IC102)
DDRAM(IC2)
POWER BOARD
(1 PW81 -2)
STRW-6252 (IC1
)
SFH617A (IC2)
TL431(IC3)
LM7812 (IC5)
SCART BOARD (16SC31-2)
STV6414 (IC200)
FRONT BOARD (16FP38-3)
IC PT6311(IC2)
B
)
Set Top Box Backend Decoder with Integrated Host Processor
RS232 Driver / Rec
IC 3-ST BUFFER
Low Voltage Quad 2-Input NAND
3.3V Hex inverter Schmitt trigger
)
Low Voltage Octal Buffe
32MBIT 3.3V ROHS
Low Voltage 16-Bit
LDO 1.8V/80
1.2V/800mA
1A REGULATORS
IC DDRRAM32MX16
6
0
SMPS primary
Optocoupler
Programmable Precision Refere
12V Voltage Regulator
IC S
WITCH A/V
VFD Driver/Controller
eiver
r/Line Driver
Transceiver with 3-STATE Outputs
0mA
IC
nce
Page 22
Gate