JVC MX-J270V Service Manual page 33

3. Pin function
PIN PIN Name
1 A-GND Analog system ground
2 IN1 Terminal for 1ch volume
input
3 NF1 Terminal for gain adjustment
of input step AMP
4 BVN1 Terminal for connection of
1ch low-frequency filter
5 BIN1 Terminal for connection of
1ch low-frequency filter
6 BV01 Terminal for connection of
1ch low-frequency filter
7 TIN1 Terminal for connection of
1ch high-frequency filter
8 TV01 Terminal for connection of
1ch high-frequency filter
9 OUT1 Terminal for 1ch volume
output
10 Vcc Terminal for power supply
11 SC Terminal for time constant
attachment for switching
shock protection
12 PORT1 Terminal for port output
13 PORT2 Terminal for port output
14 PORT3 Terminal for port output
15 PORT4 Terminal for port output
16 VSS Digital system ground
Function PIN PIN Name
17 VREF Terminal for 3.8V reference
voltage output
18 LATCH Terminal to receive latch data
19 DATA Terminal to receive data
20 CLK Terminal to receive clock
21 BC Terminal for time constant
attachment for switching
shock protection
22 TC Terminal for time constant
attachment for switching
shock protection
23 VC Terminal for time constant
attachment for switching
shock protection
24 OUT2 Terminal for 2ch volume
output
25 TV02 Terminal for connection of
2ch high-frequency filter
26 TIN2 Terminal for connection of
2ch high-frequency filter
27 BV02 Terminal for connection of
2ch low-frequency filter
28 BIN2 Terminal for connection of
2ch low-frequency filter
29 BVN2 Terminal for connection of
2ch low-frequency filter
30 NF2 Terminal for gain adjustment
of input step AMP
31 IN2 Terminal for 2ch volume
output
32 RIP Terminal for filter
MX-J270V
BH3854
Function
1-33