XOCECO NXT1333, Руководство по обслуживанию

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13
Pins function
LA72700
pin function pin function
1 AC coupling input 19 dbx RMS detection
2 AC coupling output 20 Dbx main signal V/I charge filter
3 Stereo VCO PLL filter 21 Decoupling filter
4 Pilot level check 22 AC coupling output
5 Signal input 23 AC coupling input
6 GND 24 ALC filter
7 SAP carrier level check 25 R output
8 26 L output
9 SIF decoupling filter 27 Reference voltage(DC3.8V)
10 mute(5V) 28 AC coupling input
11 Serial data input(SDA) 29 AC coupling output
12 Serial clock input (SCL) 30 Voltage regulation filter
13 Decoupling filter 31 VCC(9V)
pin function pin function
1 Inverting input 5 Ver. output
2 VCC 6 Output stage vcc
3 Pump up output 7 NON inverting input
4 GND