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Denon AVR-2985 Service Manual page 16

Av surround receiver/amplifier

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SEMICONDUCTORS
Only major semiconductors are shown, general semiconductors etc. are omitted to list.
主な半導体を記載しています。汎用の半導体は記載を省略しています。
1. IC's
Note : Abbreviation ahead of IC No. indicates the name of P.W.B., etc.
注 ) : IC No. の前の記号は、基板の名称を表します。
PO : Power P.W.B.
CV : Connect/Video P.W.B.
CO : Control P.W.B.
M30624MGAFP (CO: IC506)
M30624MGAFP Terminal Function
Pin
Pin Name
Symbol
No.
1
P96/SOUT4 PLRDS DATA
2
P95/CLK4
PLRDS CLK
3
P94/TB4
PLL STB
4
P93/TB3
OSD RST
5
P92/SOUT3 OSD DATA
6
P91/SIN3
OSD STB
7
P90/CLK3
OSD CLK
8
BYTE
BYTE
9
CNVCS
CNVSS
10
P87
ISEL B
11
P86
ISEL A
12
RESET
_RESET
13
XOUT
X1
14
V
VSS
SS
15
XIN
X2
16
V
VCC
CC
17
P85/NMI
_NMI
18
P84/INT2
_B. DOWN
19
P83/INT1
_PROTECT
20
P82/INT0
REMOCON
21
P81
VSEL A
AC : Amp Connect P.W.B.
AD : Audio/Digital P.W.B.
VI : Video Convert P.W.B.
100
1
TOP VIEW
30
31
Op
Op
I/O
Type Det
(Ext.) Res STBY Stop
(Int.)
O
C
Z
O
C
Z
O
C
Z
O
C
Z
O
C
Z
O
C
Z
O
C
Z
I
Lv
Eu
Z
I
Lv
Eu
Z
I
Lv
Eu
L
O
I
I
 E↓&L 
I
Eu
Z
 E↓&L 
I
Ed
Z
 E↑&L 
I
Z
I
Lv
Eu
Z
16
81
80
51
50
O/L
O/L PLL & RDS control pin (LC72131 & LC72722)
O/L
O/L PLL & RDS control pin (LC72131 & LC72722)
O/L
O/L PLL control pin (LC72131)
O/L
O/L OSD control pin (M35015)
O/L
O/L OSD control pin (M35015)
O/L
O/L OSD control pin (M35015)
O/L
O/L OSD control pin (M35015)
GND (Ext. data bus bit width switching, 16bit: L)
Single-chip/Micro-processor mode switching
(Normal single-chip: L, Rewrite boot program start:
H input set)
Input selector rotation detect input
O/L
O/L
(Rotary encoder)
Input selector rotation detect input
O/L
O/L
(Rotary encoder)
I
I
Reset input
Oscillator connection
GND
I
I
Oscillator connection
+5V
Not used (Fixed to H)
I
I
Power down detect (Power down: L)
I
I
Protection detect input (Detected: L)
I
I
Remote control signal input
I
O/L Master VR rotation detect input (Rotary encoder)
AVR-2805/985/AVC-2890
Function

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Avc-2890Avr-3805