Pin No.
Pin Name
51
S.CLK
52
S.DATA
53
LC.LAT
54
VCC
55
TC.LAT
56
V.POWER OFF
57
GAIN FRONT
58
GAIN CENTER
59
GAIN SW
60
GAIN REAR
61
RY-POWER
62
SLV/REQ
63
VSS
64
M/REQ
65
/DATA
66
DISP/CLK
67
STOP
68
VIDEO (SW2-1)
69
VIDEO (SW2-2)
70
VIDEO (SW2-3)
71
VIDEO (SW1)
72
VIDEO (SW2)
73
X1A
74
X0A
75
VIDEO (SW3)
76
VIDEO (SW4)
77
AC MUTING
78
PROTEC
79
RY-FRONT/A
80
RY-FRONT/B
81
RY-CENTER
82
RY-REAR
83
RY-WOOFER
84
RY-HP
85
RY-PRE
86
HSTX
87
MD2
88
MD1
89
MD0
90
RESET
91
VSS
92
XO
93
XI
94
VCC
95
PO0
96
PO1
97
VIDEO (SW2-4)
98
NO USE
99
SURRMUTEING
100
LAT
72
I/O
O
To tuner clock
O
To tuner data
O
To tuner latch
—
Power supply +5 V
O
To TC9164AF latch
O
Video power off output
O
Front gain swtich output
O
Center gain switch output
O
SUB WOOFER gain switch output
O
Rear gain switch output
O
Power relay
O
Display MCU slave data/request
—
Ground
I
Display MCU slave master request
I
Display MCU data
I
Display MCU clock
I
AC power check
O
To NJM2296 video select switch 2-1
O
To NJM2296 video select switch 2-2
O
To NJM2296 video select switch 2-3
O
To NJM2296 video select switch 1
O
To NJM2296 video select switch 2
—
Not used (Not connected, open)
—
Not used (Not connected, open)
O
To NJM2296 video select switch 3
O
To NJM2296 video select switch 4
O
Power amp uPC2581 on/off
I
Protecter in
O
Front speaker A relay
O
Front speaker B relay
O
Center speaker relay
O
Rear speaker relay
O
Sub woofer relay
O
Headphones relay
O
Pre amp out
—
Hardware standby (Connected to power supply +5 V)
O
MD 2 (Display MCU)
—
MD 1 (Connected to power supply +5 V)
O
MD 0 (Display MCU)
I
Display MCU reset
—
Ground (Connected to ground)
—
External ceramic filter 4 MHz is connected to this terminal
—
External ceramic filter 4 MHz is connected to this terminal
—
Power supply +5 V
—
Flash memory rewrite (Connected to ground)
—
Flash memory rewrite (Connected to ground)
O
To NJM2296 video select switch 2-4
—
Not used (Connected to ground)
O
Surround muting
O
EVR latch
Description