Service manual

24
PIN CONNECTIONS AND SHORT DESCRIPTIONS
NC = not connected
LV = if not used, leave vacant
OBL = obligatory; connect as described in circuit diagram
IN = Input Pin
OUT = Output Pin
SUPPLY = Supply Pin
Pin
No Pin Name Type
Connection
(If not
used) Short Description
1 GND SUPPLY OBL Ground Platform
2 VSUP8.0AU SUPPLY OBL Supply Voltage Analog Audio, 8.0 V
3 VREFAU OBL Reference Voltage, Audio
4 SPEAKERL OUT LV Analog Loudspeaker Output, Right
5 SPEAKERR OUT LV Analog Loudspeaker Output, Right
6 AOUT1L OUT LV Analog Audio 1 Output, Left
7 AOUT1R OUT LV Analog Audio 1 Output, Right
8 AIN3L/AOUT2L IN/OUT LV Analog Audio 3 Input, Left / Analog Audio 2 Output, Left
9 AIN3R/AOUT2R IN/OUT LV Analog Audio 3 Input, Right / Analog Audio 2 Output, Right
10 AIN2L IN GND Analog Audio 2 Input, Left
11 AIN2R IN GND Analog Audio 2 Input, Right
12 AIN1L IN GND Analog Audio 1 Input, Left
13 AIN1R/SIF IN/OUT GND Analog Audio 1 Input Right/Analog 2nd Sound IF Output
14 TAGC OUT LV Tuner AGC Output
15 VREFIF OBL Reference Voltage, IF ADCs
16 IFIN- IN VREFıf Differential IF Input
17 IFIN+ IN VREFıf Differential IF Input
18 RESETQ IN/OUT OBL Reset Input/Output
19 VSUP5.0FE SUPPLY OBL Supply Voltage Analog IF Front-end, 5.0 V
20 VSUP5.0IF SUPPLY OBL Supply Voltage IF ADC, 5.0 V
21 VSUP3.3DIG SUPPLY OBL Supply Voltage Digital Core, 3.3 V
22 GND SUPPLY OBL Ground Platform
23 GND SUPPLY OBL Ground Platform
24 VSUP1.8DIG SUPPLY OBL Supply Voltage Digital Core, 1.8 V (main and stand by supply)
25 XTAL1 IN OBL Analog Crystal Input
26 XTAL2 OUT OBL Analog Crystal Output
27 P22 IN/OUT LV Port 2, Bit 2 Input/Output
28 P23 IN/OUT LV Port 2, Bit 3 Input/Output
29 VIN11 IN GND Analog Video 11 Input
30 VIN10 IN GND Analog Video 10 Input
31 VIN9 IN GND Analog Video 9 Input
32 VIN8 IN GND Analog Video 8 Input
33 VIN7 IN GND Analog Video 7 Input
34 VIN6 IN GND Analog Video 6 Input
35 VIN5 IN GND Analog Video 5 Input
36 VIN4 IN GND Analog Video 4 Input
37 VIN3 IN GND Analog Video 3 Input
38 VIN2 IN GND Analog Video 2 Input
39 VIN1 IN GND Analog Video 1 Input
40 VOUT1 OUT LV Analog Video 1 Output
41 VOUT2 OUT LV Analog Video 2 Output
42 VOUT3 OUT LV Analog Video 3 Output