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GRUNDIG Service
IN/OUT, VCT-IF - X1P.190
§
C411
C308
3.3U50V
100N
GND
GND
*R422 eski AGC devresi için, dizilmeyecek
C689 VCTI'a çok yak ın olmalı
power on (trigger: +12V)
GND
2
2
RESETQ
L314
VDD5VIF
VDD3V3D
switch on with RC
C413
22P
2
GND
C414
22P
SC1_CVBS_IN
W_SVIDEO_C_OUT
C472
W_SVIDEO_Y_OUT
C473
SC2_CVBS_IN
R432
R433
75R
75R
GND
GND
8V
R335
3K3
GND
R359
1K
C443
AOUT2R
47U16V
C390
1N
GND
8V
R336
3K3
R360
1K
AOUT2L
C392
1N
GND
8V
C327
100N
GND
8V
C356
C309
10U25V
100N
U303
GND
GND
1
GND
GND
2
26
VSUP8.0AU
3
VREFAU
SPEAKERL
4
SPEAKERL
SPEAKERL
SPEAKERR
5
SPEAKERR
SPEAKERR
AOUT1L
6
AOUT1L
VDD5VFE
AOUT1R
7
AOUT1R
AOUT2L
8
R422
AIN3L/AOUT2L
AOUT2R
9
6k8
AIN3R/AOUT2R
C689
AIN2L
10
AIN2L
AIN2R
11
AIN2R
AIN1L
12
22N
AIN1L
AIN1R
13
SIF/AIN1R
14
AGC
TAGC
15
C310
GND
VREFIF
100N
16
IFIN-
IFIN-
17
L309
IFIN+
IFIN+
18
RESETQ
8.2uH
19
VDD5VFE
VSUP5.0FE
Ferrite Bead
20
VSUP5.0IF
Ferrite Bead
21
VSUP3.3DIG
L315
22
GND
GND
23
GND
GND
Y300
24
VDD1V8D
VSUP1.8DIG
20.25MHz
25
XTAL1
26
XTAL2
UART_RX
0R
J305
27
P22
28
VS_VCT
P23
FBLIN
29
VIN11
BIN
30
10
VIN10
GIN
31
VIN9
RIN
32
C316
VIN8
100N
33
VIN7
34
VIN6
35
100N
VIN5
SVHS_C
36
VIN4
SVHS_Y
37
100N
C322
VIN3
38
VIN2
RCA_CVBS
39
VIN1
100N
VOUT1
40
VOUT1
VOUT2
41
VOUT2
42
VOUT3
43
VDD1V8FE
VSUP1.8FE
44
GND
GND
VCT-IF PSSDIP88(2)
C441
R399
330R
47U16V
C388
Q305
1N
BC858B
GND
GND
J309
R401
1
3
GND
Signal
Gnd
330R
C391
1N
GND
GND
C442
R400
330R
47U16V
C389
Q306
1N
BC858B
GND
GND
GND
J310
C444
R402
1
3
GND
Signal
Gnd
330R
47U16V
C393
1N
GND
GND
Q310
R325
BC848
R326
22R
C385
R329
33R
47U16V
2K7
GND
3
BLUE
D301
R330
BAV99L
150R
VDD5VBE
VDD5VBE
VCT-IF AND PERIPHERALS
88
GND
87
VSUP5.0BE
86
TEST/SUBW
85
VERT+
84
VERT-
83
EW
82
RSW2
81
RSW1
80
SENSE
79
GNDM
78
FBIN
77
RIN
76
GIN
75
BIN
74
SVMOUT
73
ROUT
72
GOUT
71
BOUT
70
VRD
1K
69
XREF
68
VSUP3.3BE
67
GND
66
GND
65
VSUP3.3IO
64
VSUP3.3DAC
63
GNDDAC
62
SAFETY
61
HFLB
60
HOUT
59
VPROT
58
SDA
57
SCL
56
P21
55
P20
54
P17
53
P16
52
P15
51
P14
50
P13
49
P12
48
P11
47
P10
46
VSUP3.3VFE
45
GND
L318
SC2_OUT_R
10uH
5V_STBY
SDA5V
3
4
L321
SC2_OUT_L
10uH
IF
IFIN+
Frontend
Processor
IFIN-
CVBS in
Video
YCrCb in
Frontend
RGB in
CVBS out
Slicer
Arbiter
24kB
CharROM
20k BX
256kB
RAM
ProgROM
C335
R327
C336
560P
33R
560P
Q311
Q312
GREEN
BC858ALT1
BC858ALT1
R331
150R
BLUE_VCT
R347
R348
270R
270R
VDD5VBE
GND
GND
2 -
GND
VDD5VBE
SUBWOOFER
@
!
GND
GND
GND
GND
GND
GND
GND
#
9
GND
11
GND
12
VDD5VBE
RED
GREEN
13
BLUE
R358 GND
C313
C412
VDD3V3BE
100N
4.7U50V
GND
GND
GND GND
GND
VDD3V3IO
VDD3V3DAC
C423
GND
33P
SAFETY
9
HS_VCT
GND
SDA3V3
SCL3V3
0R
J314
UART_RX
UART_RX
0R
J315
UART_TX
UART_TX
7
GND
A connector for the
Light Sensor option.
VDD3V3FE
GND
7
3
J224
5
Q200
0R
SCL5V
R233
R234
2N7002
3K3
3K3
R202
R203
10K
10K
Q201
4
J225
2N7002
6
0R
5
6
PROT
IF
Sound
Audio
HOUT
Demod.
Processor
HFLB
VERT
Comb
Color
Display
EW
Video
Filter
Decoder
&
Panorama
SVM
Backend
Deflection
Component
Scaler
RGB out
Processor
RGB in
Interface
SENSE
RSW
Bus
Display
I2C
I2C
Generator
Timer
RESETQ
CPU
Reset &
CRT/PWM
8051
TestLogic
ADC/UART
TEST
Watchdog
Memory
RTC
Clock
XTAL1
Interface
I/O-Ports
Generator
XTAL2
Pxy
ADB, DB, PSENQ,
PSWEQ, WRQ, RDQ
R328
C363
33R
560P
Q313
RED
BC858ALT1
R332
150R
GREEN_VCT
RED_VCT
R357
270R
VDD5VBE
GND
Chassis LH
3V3_STBY
R338
R337
3K3
3K3
5
6
S304
1
2
SCL3V3
3V3_STBY
SDA3V3
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