21
21
AVR-3805 / AVC-3890
22
P80
VSEL B
I
Lv
Eu
Z
O/L
O/L Master VR rotation detect input (Rotary encoder)
23
P77
FUNC STB1
O
C
Z
O/L
O/L
STB output for function switching control
(
ZONE 1/2/3
)
24
P76
FUNC CLK
O
C
Z
O/L
O/L CLK output for function switching control
25
P75
FUNC DATA
O
C
-
Z
O/L
O/L DATA output for function switching control
26
Z3MUTE
FUNC STB2
O
C
Z
O/L
O/L
ZONE3 muting control,
L: Muting
27
P73/CTS2
FL DATA
O
C
Z
O/L
O/L FL tube control pin (LC75721E)
28
P72/CLK2
FL CLK
O
C
Z
O/L
O/L FL tube control pin (LC75721E)
29
P71/RXD2
H/P DET
I
Z
O/L
O/L H/P detect input (Detected: H)
30
P70/TXD2
TUNER POWER
O
N
Eu
Z
O/L
O/L TUNER power on/off switching (H: ON)
31
P67/TXD1
TxD
O
C
Z
O/L
O/L Data transfer pin to outside
32
P66/RXD1
RxD
I
Lv
Z
I
I
Data receive pin from outside
33
P65/CLK1
RESET2
O
C
Ed
Z
O/L
O/L SUB-
µ
com reset output
34
P64/CTS1
ACK
O
C
Ed
Z
O/L
O/L MAIN-SUB
µ
com comm. control pin
35
P63/TXD0
MOSI
O
C
Ed
Z
O/L
O/L MAIN-SUB
µ
com comm. control pin
36
P62/RXD0
MISO
I
Lv
Ed
Z
I
I
MAIN-SUB
µ
com comm. control pin
37
P61/CLK0
TRIGGER.SW2
O
C
Z
O/L
O/L
TRIGGER SW 2 control pin
38
P60/CTS0
E.VOL STB
B
O
C
Z
O/L
O/L E-VR control output (TC94A32F)
39
P57
E.VOL CLK
O
C
Z
O/L
O/L E-VR control output (TC94A32F, TC9459)
40
P56
E.VOL DATA
O
C
Z
O/L
O/L E-VR control output (TC94A32F, TC9459)
41
P55/EPM
FRASH EPM
I
Lv
Z
I
I
Rewrite boot program start: L input set
42
P54
VSDA
I/O
C
Z
I
O/L VIDEO IC (Chroma decoder, 3D Y/C) control pin
43
P53
VSCL
I/O
C
Z
I
O/L VIDEO IC (Chroma decoder, 3D Y/C) control pin
44
P52
FL RST
O
C
Ed
Z
O/L
O/L FL tube control pin (LC75721E)
45
P51
FL CE
1
O
C
Z
O/L
O/L FL tube control pin (LC75721E)
46
P50/CE
FRASH CE
I
Z
I
I
Rewrite boot program start: H input set
47
P47
V.EXP CLK
O
C
Z
O/L
O/L
CLK output for video switching expander control
(BU4094B)
48
P46
V.EXP DATA
O
C
Z
O/L
O/L
DATA output for video switching expander control
(BU4094B)
49
P45
V.EXP OE
O
C
Ed
Z
O/L
O/L
OE output for video switching expander control
(BU4094B)
50
P44
V.EXP STB
O
C
Z
O/L
O/L
STB output for video switching expander control
(BU4094B)
51
P43
H/P RELAY
O
C
Z
O/L
O/L H/P relay control (H: ON)
52
P42
S BACK RELAY
O
C
Z
O/L
O/L Relay control for SURROUND BACK SP
53
P41
SA-RELAY
O
C
Z
O/L
O/L Relay control for SURROUND A SP
54
P40
SB-RELAY
O
C
Z
O/L
O/L Relay control for SURROUND B SP
55
P37
C-RELAY
O
C
Z
O/L
O/L Relay control for CENTER SP
O
C
Z
O/L
O/L Relay control for FRONT SP
O
C
Z
O/L
O/L FRONT PREOUT output muting control, L: Muting
O
C
Z
O/L
O/L
CENTER PREOUT output muting control,
L: Muting
O
C
Z
O/L
O/L
SURROUND PREOUT output muting control,
L: Muting
O
C
Z
O/L
O/L
SURROUND BACK PREOUT output muting
control, L: Muting
O
C
Z
O/L
O/L
SUB WOOFER PREOUT output muting control,
L: Muting
+5V
O
C
Z
O/L
O/L Pin-jack output muting control of MULTI, L: Muting
64
V
SS
VSS
GND
65
P27
VOL MUTE
O
C
Z
O/L
O/L POWER AMP input muting control, L: Muting
66
P26
S.BACK VOL MUTE
O
C
Z
O/L
O/L
SURROUND BACK POWER AMP input muting
control, L: Muting
67
P25
TUNER MUTE
O
C
Z
O/L
O/L TUNER muting control
Pin
No.
Pin Name
Function
I/O
Symbol
Type Det
Op
(Int.)
Op
(Ext.)
Res STBY Stop
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