JVC RX-7000RBK Service Manual page 17

MN101C15FDE (IC401) : System control micon
1. Pin layout
80 61
1 60
20 41
21 40
2. Pin function
Pin
Symbol
No
1 Ground
GND
2 DVD S/C signal select terminal
DVD-S/C
3 VCR1 S/C signal select terminal
VCR1-S/C
4
VIDEO S/C signal select terminal
VIDEO-S/C
5 TV S/C select terminal
TV-S/C
6 4 ohm / 8 ohm select signal terminal
4/8-IN
7
8 Ground
GND
9 Protect
PROTECT
10
Ground
GND
11 Power supply
VDD
12 Oscillation terminal
OSC 12
13 Oscillation terminal
OSC 11
14 Ground
VSS
15
Ground
X1
16 No use
X0
17 Ground
GND
18 Text signal output terminal
TEXT-OUT
19 Text signal input terminal
TEXT-IN
20 Master signal terminal
MASTER
21
DSP control signal terminal
DSP-COMMAND
22 DSP control signal terminal
DSP-STATUS
23 DSP control signal terminal
DSP-CLK
24 No use
25 Reset signal input terminal
RESET-IN
26
Tuner chip enable
TUNER-CE
27 Tuner clock signal terminal
TUNER-CLK
28 No use
29 Tuner control signal terminal
TUNER-DATA
30 Tuner mute signal terminal
TUNER-MUTE
31 Tuner signal input terminal
TUNER-IN
32 Stereo signal input terminal
STEREO-IN
33 Data start signal for block data to
RDS-ST
output serial data.
34 Busy signal from IC400
M-BUSY
35 Inhibit signal input
INH
36
OSD data signal input terminal
OSD-DATA
37 OSD standby signal terminal
OSD-STB
38 OSD clock signal terminal
OSD-CLK
39 VIDEO 1 signal terminal
VIDEO1
40 VIDEO 2 signal terminal
VIDEO2
Pin
Functions
No
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
Symbol
VIDEO3
VIDEO 3 signal terminal
VIDEO4
VIDEO 4 signal terminal
S.MUTE
Source mute control terminal
No use
No use
No use
RDS-DATA
RDS control signal terminal
No use
RDS-CLK
RDS control signal clock
DSP-READY
DSP control signal clock
DSP-RESET
DSP reset signal terminal
M/CS
Control signal from IC400
M-RESET
Reset signal from IC400
M-STATUS
Status signal from IC400
M-COMMAND
Command signal from IC400
M-CLK
Clock signal from IC400
SEA-CLK
SEA clock signal from terminal
SEA-DATA
SEA data signal terminal
VL/VH
Connect to power supply board
4/8 OUT
4 ohm / 8 ohm select signal terminal
SW-DATA
Switch data signal terminal
SW-CLK
Switch clock signal terminal
VOL-STB
Volume strobe signal terminal
VOL-DATA
Volume data signal terminal
VOL-CLK
Volume clock signal terminal
SW-STB
Switch strobe signal terminal
No use
No use
FR1-RELAY
Relay 1 signal terminal
FR2-RELAY
Relay 2 signal terminal
CNTR-RELAY
Center speaker relay terminal
SUR-RELAY
Surround speaker relay terminal
SUB-MUTE
SUB woofer out mute control
LED-LCK2
LED latch clock signal terminal
C.TONE3
Center tone 3 signal terminal
C.TONE2
Center tone 2 signal terminal
C.TONE1
Center tone 1 signal terminal
LED-LCK1
LED latch clock signal terminal
LED-DATA
LED data signal terminal
LED-CLK
LED clock signal terminal
RX-7000RBK
Functions
1-17