Denon AVR-2985 - Page 31

31
AVR-2805/985/AVC-2890
2. OTHERS
GP1UM271XK (Remote Control Sensor) (VI: IC704)
3. OPTICAL
TORX141 (AD: IC501~504) TOTX141 (AD: IC505, 506) GP1FM313RZ (AD: IC204)
4. LED
SML1216W (LED) (CV: LD701)
1
45
8
2 3 4 5 6 7 8
1
IN
ABLC
C1
C2
GND
fo
N.C.
OUT Vcc
Detector &
Comparator
Integrator
TOP
VIEW
CXA1511M (CO: IC501)
Except Japan model
Head
Amp
Limiter
Amp
BPF
BEF
Hysteresis
Comparator
NJM2229S (CV: IC452)
6
7
9
10
13
14
15
16
8 11 12 4 3 2 1
5
1
16
Sync Sepa
Sync Det
Phase
Det
Vsync Sepa
32fH
VCO
1/32
FRONT VIEW
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1G
1A
1B
1Y0
1Y1
1Y2
1Y3
GND
V
CC
2G
2A
2B
2Y0
2Y1
2Y2
2Y3
FUNCTION TABLE
(each decoder/demultiplexer)
INPUTS
OUTPUTS
G
SELECT
OUTPUTS
G
B A Y3 Y2 Y1 Y0
L L L H H H L
L L HHHLH
L H LHLHH
L H HLHHH
H X X H H H H
SN74LVC139APWR (AD: IC902)
3
1 2 3 4
ON/OFF control terminal (V C )
DC output (V
O )
Bias input (V
B )
DC input (V
IN )
GND
1
2
3
4
5
4
1
2
3
FCX0-03 (AD: IC514)
1. OE or ST
2. GND
3. OUT
4: V
DD
5
PQ012FZ01ZP (AD: IC901)
GND
Vcc
Vout
GND
VOUT
Vcc
Head
Amp
Limiter
Amp
BPF
Detector &
Comparator
Integrator
Hysteresis
Comparator
1. Vcc
2. GND
3. Vout
1
2
3
1. Vin
2. Vcc
3. GND
1
2
3
RED GREEN