Ic Block Diagram & Description - Sanyo DC-MP7500(BK)/(XE) Service Manual

IC BLOCK DIAGRAM & DESCRIPTION
IC110 TA2153FN (RF Amp)
FEO 16
FEN 17
SEB 18
VRO 19
RFRP 20
BTC 21
RFCT 22
PKC 23
RFRPIN 24
RFGO 25
GVSW 26
AGCIN 27 AGC Amp.
RFO 28
GND 29
RFN2 30
IC121 TC74HC14AFN-EL (HEX Schmitt Inverter)
1A 1
1Y 2
2A
3
2Y
4
3A
5
3Y
6
GND
7
BOTTOM
PEAK
IC140 TC74CU04AFN-EL (HEX Inverter)
14 Vcc
13 6A
12 6Y
5A
11
5Y
10
4A
9
4Y
8
- 10 -
36pF
3pF
SW3
15pF
15pF
40pF
PIN CONNECTOR
14
1A 1 Vcc
1Y 2 13 6A
3 12 6Y
2A
2Y 4 11 5A
3A 5 10 5Y
3Y 6 9 4A
GND 7 8 4Y
(TOP VIEW)
15 SBAD
14 TEO
10pF
13 TEN
12 2VRO
3 STATE
11 TEB
DET.
SW1
10 SEL
SW2
9 LDO
8 MDI
7 TNI
I-I
6 TPI
I-I
5 FPI
4 FNI
3 GMAD
2 RFGC
1 Vcc
LOGICAL CIRCUIT
1A (1)
1
(3)
2A
3A (5)
4A (9)
(11)
5A
(13)
6A
TRUTH VALUE
A Y
L H
H L
(2)
1Y
(4)
2Y
(6)
3Y
(8)
4Y
(10)
5Y
(12)
6Y