Ic & Tr Internal Diagrams - Samsung MAX-810 Service Manual

9-3 IC & TR Internal Diagrams
9-3-1 Main
BA3950 : RIC1
M65840 : EIC1 (OPTION KEY+CON)
HPFIN
20
20
REF
22
LPF1IN
Samsung Electronics
V
CC
6
Vref
ST.BY
10
Selector
MODE
9
PRE GND
11
GND
12
HPFOUT TEST1 TEST2 TEST3
19 4 10 11
HPF
REF
LPF1
A/D
21 23 24 1 9
ADINTIN ADCONT
LPF1OUT ADINTOUT STROBE
8
1
2
5
3
XIN XOUT Vcc
5 6 14
CLOCK
RAM
LOGIC
D/A1
8 7 25 26 2
CLOCK DA1NTIN DA1CCNT
DATA DA1INTOUT DA2INTIN
MAIN
SIGNAL 12V
0.8A
MOTOR
13.3V
CDP 10V
600mA
µ-COM 5.6V
250 mA
GND MIXIN MIXOUT
13 16 15
MIX
LPF2
D/A2
27 28 3 18 17
DA2INTOUT LPF2IN LPF2OUT
DA2CONT
Block Diagrams
9-3