Pin Connections And Short Descriptions - Beko K1 CHASSIS Service Manual

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
1 GND
2 VSUP8.0AU
3 VREFAU
4 SPEAKERL
5 SPEAKERR
6 AOUT1L
7 AOUT1R
8 AIN3L/AOUT2L IN/OUT
9 AIN3R/AOUT2R IN/OUT
10 AIN2L
11 AIN2R
12 AIN1L
13 AIN1R/SIF
14 TAGC
15 VREFIF
16 IFIN-
17 IFIN+
18 RESETQ
19 VSUP5.0FE
20 VSUP5.0IF
21 VSUP3.3DIG
22 GND
23 GND
24 VSUP1.8DIG
25 XTAL1
26 XTAL2
27 P22
28 P23
29 VIN11
30 VIN10
31 VIN9
32 VIN8
33 VIN7
34 VIN6
35 VIN5
36 VIN4
37 VIN3
38 VIN2
39 VIN1
40 VOUT1
41 VOUT2
42 VOUT3
Connection
(If not
Type used)
SUPPLY OBL
SUPPLY OBL
OBL
OUT LV
OUT LV
OUT LV
OUT LV
LV
LV
IN GND
IN GND
IN GND
IN/OUT GND
OUT LV
OBL
IN VREFıf
IN VREFıf
IN/OUT OBL
SUPPLY OBL
SUPPLY OBL
SUPPLY OBL
SUPPLY OBL
SUPPLY OBL
SUPPLY OBL
IN OBL
OUT OBL
IN/OUT LV
IN/OUT LV
IN GND
IN GND
IN GND
IN GND
IN GND
IN GND
IN GND
IN GND
IN GND
IN GND
IN GND
OUT LV
OUT LV
OUT LV
Short Description
Ground Platform
Supply Voltage Analog Audio, 8.0 V
Reference Voltage, Audio
Analog Loudspeaker Output, Right
Analog Loudspeaker Output, Right
Analog Audio 1 Output, Left
Analog Audio 1 Output, Right
Analog Audio 3 Input, Left / Analog Audio 2 Output, Left
Analog Audio 3 Input, Right / Analog Audio 2 Output, Right
Analog Audio 2 Input, Left
Analog Audio 2 Input, Right
Analog Audio 1 Input, Left
Analog Audio 1 Input Right/Analog 2nd Sound IF Output
Tuner AGC Output
Reference Voltage, IF ADCs
Differential IF Input
Differential IF Input
Reset Input/Output
Supply Voltage Analog IF Front-end, 5.0 V
Supply Voltage IF ADC, 5.0 V
Supply Voltage Digital Core, 3.3 V
Ground Platform
Ground Platform
Supply Voltage Digital Core, 1.8 V (main and stand by supply)
Analog Crystal Input
Analog Crystal Output
Port 2, Bit 2 Input/Output
Port 2, Bit 3 Input/Output
Analog Video 11 Input
Analog Video 10 Input
Analog Video 9 Input
Analog Video 8 Input
Analog Video 7 Input
Analog Video 6 Input
Analog Video 5 Input
Analog Video 4 Input
Analog Video 3 Input
Analog Video 2 Input
Analog Video 1 Input
Analog Video 1 Output
Analog Video 2 Output
Analog Video 3 Output
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