Fld/Micom/Tuner Block Diagram - Zenith DVR313 Series Service Manual

4. FLD/MICOM/TUNER BLOCK DIAGRAM

A.Switch
IC715,717
NJM2520
X501
10MHz
G( )
16 FLD_TXD
FLD MICOM
FLD501 IC501
BJ879GNK P( ) PD780232
20
4
FLD_CLK,RXD,
ENA_L,RESET_L
HOST_TXD
E5
IC1099
HOST_RXD,RESET 2
DMM8600
PWR_CTL_H
POWER BOARD
X704
18.432MHz
TU_L/R_IN
2
Multi Sound
IC706
ITL_RESET_L MSP3407
X702 X701
10MHz 32.768MHz
I2C_DATA,CLK
2
AFT
Sync.Sep.
C_SYNC_IN
A/V MICOM
MM1109
IC704
H8S/2196 6dB AMP
TU_V_IN
MM1510
PWR_FAIL_L
KIA7042
C799
3-17 3-18
SIF
EEPROM
IC707 TUNER
TU701
AT24C16
IC706
IC706
TU_V_IN
V.DEC
IC708
IC4009
SAA7115