Ics Functional Description - Grundig K 15 PFCD 2602 Txt Service Document

ICs functional description

IC101:TDA9351
SYMBOL
STANDBY 1
SCL 2
SDA 3
VT 4
SYSTEM 5
KEY IN 6
B1AND0(VOL) 7
VOL0 8
GND 9
DVD POWER 10
BAND1 11
VSSA 12
SEC PLL 13
VCC 14
DECDIG 15
PH2LF 16
PH1LF 17
GND3 18
DECBG 19
AVL 20
VDIVERB 21
VDIVERA 22
IFIN1 23
IFIN2 24
IREF 25
VSC 26
RF AGC 27
SIF 1 28
SIF 2 29
GND2 30
SIF AGC 31
AV SWITCH 32
H DIR VER 33
FBT 34
AMIN 35
EHT 36
PLL IF 37
VIDEO OUT 38
8V 39
V IN 40
GND 41
CVBS/Y 42
C IN 43
AUDIO 44
INSW2 45
S.R 46
S.G 47
S.B 48
BCL 49
BLKI 50
RO 51
GO 52
BO 53
VDDA 54
VPE 55
VDDC 56
OSCGND 57
XTALIN 58
XTALOUT 59
RESET 60
VCC 61
AV/TV 62
SCARTIN/DVD 63
TRIGGER
REMOTE 64
Note
Pin
62
63
PIN
In STAND BY mode, low level (Power OFF).
For Power ON this pin will be high.
2
I C-bus clock line
2
I C-bus data line
TUNER voltage
TV system control
Control keys input
Sound Volume control PWM output
Sound mute output
Digit ground for µ-controller core and periphery
DVD power control
STANDBY control
Analog ground of digital ground of TV-processor
Internally connected
nd
2 supply voltage TV-processor(+8V)
decoupling digital supply of TV-processor
Phase-2 filter
Phase-1 filter
Ground 3 for TV-processor
Band gap decoupling
Automatic volume levelling
Vertical drive B output
Vertical drive A output
IF input 1
IF input 2
Reference current input
Vertical sawtooth capacitor
Tuner AGC output
Audio deemphasize or SIF input
Decoupling sound demodulator
Ground 2 for TV processor
Narrow band PLL filter
Avswitch
Horizontal output
Flyback input/sandcastle output
AM input
EHT/over voltage protection input
IF-PLL loop filter
IF video output / selected CVBS output
8v
internal CVBS input
ground for TV processor
CVBS/SVHS(Y) input
SVHS (C) input
Audio output
YUV insertion input
R input / V (R-Y) input / PR input
G input / Y input
B input / U (B-Y) input / PB input
Beam current limiter input
Black current input
Red output
Green output
Blue output
Analog supply of Closed Caption decoder and digital supply of TV-processor (3.3 V)
Ground
Digital supply to core (3.3 V)
Oscillator ground supply
Crystal oscillator input
Crystal oscillator output
Ground
Digital supply to periphery (+3.3 V)
AV1 / AV2 mode Output.
SCARTINPUT/DVDmode Output.
Remote control signal input.
TV SVHS
1
1
DESCRIPTION
AV1
0 0
1 0
AV2
1
0
K 15 PFCD 2602 Txt