Grundig Davio 20 LCD 51-5732 DVB-T User Manual

GRUNDIG Service Chassis LX IDTV (iX)
2 - 10
Hauptplatte – Netzteil / Main Board – Power Supply
INV_ON/OFF
ADJ_PWM
Dimming
ON/OFF
C370
0.1uF
C363
0.1uF
12
C333
100uF/10V
C335
0.1uF
C327
1uF
1 2
L310
600R Bead 0603
R305
2.2K
C375
0.1uF
C325
1uF
T307
BC847B
R301
47K
+
C381
100uF/10V
1 2
L315
600R Bead 0603
C371
0.1uF
R306
10K
T305
BC847B
C342
0.1uF
C356
0.1uF
1 2
L312
600R Bead 0603
12
C378
10uF/16V
C360
0.1uF
C338
0.1uF
C336
0.1uF
1 2
L321
600R Bead 1206
C337
1uF
ADJ
1
VOUT
2
VIN
3
TAB
4
IC302
FAN1117A_DPAK(FAN1587A_D2PAK)
C341
0.1uF
C355
0.1uF
C359
0.1uF
C372
0.1uF
R331
1K
C362
0.1uF
C373
0.1uF
12
C379
10uF/16V
1
2
L320
600 OHM Bead 0603
C340
0.1uF
C368
0.1uF
ADJ
1
VOUT
2
VIN
3
TAB
4
IC305
FAN1587A_D2PAK
C369
0.1uF
C349
0.1uF
C357
0.1uF
1 2
L314
600R Bead 0603
1
2
L313
600R Bead 0603
C365
0.1uF
ADJ
1
VOUT
2
VIN
3
TAB
4
IC303
NCP1117ST25T3 G SOT-223
R336 56R 1%
R304
10K
R328
47k
C358
0.1uF
1 2
L311
600R Bead 0603
1 2
L316
600R Bead 0603
C361
0.1uF
C374
0.1uF
C367
0.1uF
12
C352
10uF/25V
R337 120 1%
C364
0.1uF
R333
1K
C376
0.1uF
C366
0.1uF
1 2
L309
600R Bead 0603
C326
1uF
C339
0.1uF
T303
BC847B
ON_PBACK
ADJ_PWM
VDDC
VCC1.8V
AVDD_MPLL
GND
AVDD_DVI
+3.3V
+3.3V
GND
GND
+3.3V
GND
AVDD_AU
GND
+3.3V AVDD_MemPLL
GND
+3.3V
VCC1.8V
GND
+5V_ST
GND
GND
AVDDA+3.3V
GND
GND
GND
GND
+5V_ST
+5V_ST
GND
+3.3V
+5V_ST
+3.3V
AVDD_SIF
GND
+2.5MVDD
+5V_ST
GND
GND
+3.3V
GND
GND
VDDM
+2.5MVDD
VDDP
+12V
GND
+3.3AVDD for AVDD_DVI
+3.3V for AVDD_MPLL
+3.3V for AVDD_AU
Pin 6, 12
Pin70
Pin194, 256
+3.3V for AVDD_MemPLL
Pin133
+3.3V for AVDD_SIF
Pin97, 162, 180, 196, 209, 223, 237, 252
Pin36
+3.3AVDD for AVDDA
Pin 99, 146, 182, 195, 242
+3.3V(SDRAM) for VDDM
Inverter Connector (small size)
Vcc3.3 for analog and digital
Pin63
+2.5MVDD(DDR) for VDDM
Pin 106, 112, 117, 132, 144
SMPS: 1-ON 0- OFF
L301
120R/100MHz
+
C316
220U/25V LESR
GND
+12V
ON_PANEL
GND
R323
47k
R325
15K
C306
100n
R326
47k
GND
S1
1
G1
2
S2
3
G2
4
D2
5
D2
6
D1
7
D1
8
T314
FDS9933A
T302
BC847B
R322
47k
R327
15K
C305
100n
ST.BY
1-Enable
R324
47k
+12V_SW
+12V
L303
120R/100MHz
+5V_ST
L304
120R/100MHz
C383
10nF
1
2
L322
600R Bead 0603
+
C351
47uF/10V
C348
0.1uF
5V-IF
GNDGND
T304
BC847B
ON PANEL - LVDS on/off
ON_PBACK - Panel invertor on/off
DPMS - ST.BY
ADJ_PWM - Analog dimming
GND
R307
10K
+5V_ST
R308
10K
GND
P1
1
P2
2
P3
3
P4
4
P5
5
P6
6
P7
7
S301
5mm
GND
For 15"/20" - 4pin
For 23"/32" - 7pin
Vcc for DDR only (26"/32")
R335 200 1%
R334 120 1%
T306
BC847B
GND
R329
47K
+5V_ST
3,5mA8mA
85mA
27mA
6.5mA
200mA
725mA
35mA
L305
120R/100MHz
DDR için
SDRAM için
GND
C382
1uF
1 2
L317
600R Bead 0603
VMEM
1
1
2
2
S302
ON/OFF*
GND
+
C616
100uF/10V
VPANEL
ST.BY
ST.BY
1
2
L357
FB1206
C617
100nF
GND
+5V_LIPS
R703
22K
GND
+
C643
10uF
C328
56P
GND
GND
+24V_LCD
IC300
TL 431/SOT89
24V SENSE
R300
1K
R496
10K%1
R571
33K%1
T300
BC847B
R577
3.3K
R576
10K
R579
2.7K%1
R368
10K
1
1
2
2
S300
24V_LCD
GND
R355
10K
+3.3V
C334
100n
C300
100p
R582
10K
+5V_ST
R578
10K
R495
10K
+5V_ST
R741
*
+12V
C710
0.1uF
GND
C712
0.1uF
C719
100N
GND
L375
120R/100MHz
C932
100N
GND
+
C933
220U/25V LESR
GND
+
C937
470uF/10V
C938
100n
LOW ESR
L909 055622R
C931
2.2uF X7R
GND
C926
10n
R936 4.7K
R939
39K 1%
R935
5,36k 1%
C930
27n X7R
C928
100n
295476R
C927
4.7u
R937
4R7
C925
10n
GND
GND
L908
B82464–G4472 –M
3
2
1
4
8
7
6
5
T201
STS5DNF20V
R941
10
C929
3n3
C934
1u
C935
22u X7R
R938
1k8 1%
C936
22u X7R
R942
10
R943
10
R940
10
FB
1
SS
2
VL
3
GND
4
DL
5
BST
6
LX
7
DH
8
IN
9
OCSET
10
IC204
MAX8576
GND
D200
BAS40-00-V
VL
FDS6984AS olabilir
GND
T344
BC847B
T345
2N7002
R944
47k
R945
10k
R947
100
R948
*
GND GND
SS
GND
R946
T301
BC847B
GND
R654
2,2K
+12V
+5V_LIPS
+5V_ST
T337
PMV60EN
R949
47K
1
2
L362
FB1206 3A
+12V
+5V_ST
C947
100n
GND
+
C380
100uF/10V
R952
2,2K
T346
PMV60EN
5V_DVB
+5V_ST
+12V_SW
GND
GND
R957
*
LOW ST-BY
ACTIVE ST-BY
ON_PANEL ON_PBACKST.BY
ENABLE(HIGH) DISABLE(LOW) DISABLE(HIGH)
DISABLE(LOW)
)H
GIH(E
LB
ASI
D
)WOL(E
LBASI
D
P1
1
P2
2
P3
3
P4
4
P5
5
P6
6
S304
CON6
1
2
L308
10uH/Inductor/10A
C354
0.1uF
12
C353
100uF/25V
C377
1nF
+12V
GND
GND
P1
1
P2
2
P3
3
P4
4
P5
5
P6
6
P7
7
P8
8
P9
9
P10
10
P11
11
P12
12
GND
0
GND
0
S303
SMD
For 15/23
GND
GND
for backlight inverter
default 5pin/ 6pin for LIPS
5V_A
5V_A
L100
120R/100MHz
L101
120R/100MHz
L100 L101
DVB STBY POWER
DVB ON POWER
V
V--
--
L911
055622R
OPTIONS LIPS
15/20 not used
R958
3.9k
R321
*1K
INVERTOR comp.
LIPS comp.
GND
LIPS comp.
24V Reset interface
+3.3V
R933
100R
Option Adaptor&ON/OFF switch
R330
10k
C304
2.2uF
GNDGND
C330
2.2uF
1
2
L323
600R Bead 0603
C329
0.1uF
GND
GND
5V_A
+5V
+5V
R934
10k
1
1
0.3
0.75V
0.05V
OVP
LX
FAULT
SS
V
CC
VL
REFOK
VLOK
GND
IN
FB
OCSET
MAX8578
MAX8579
EN
SS
RAMP
LOGIC
DRIVERS
GND
VL REG
POK
REF
DHI
DLI
MAX8576–MAX8579
BST
DH
LX
DL
MAX8578
MAX8579
MAX8576
MAX8577

Grundig Davio 20 LCD 51-5732 DVB-T Specifications

General

Brand	Grundig
Model	Davio 20 LCD 51-5732 DVB-T
Category	TV
Language	English