Grundig 28 VLE 4500 BF User Manual

GRUNDIG Service Chassis TY
2 - 30
Chassisplatte – Netzteil, USB, Keyboard / Chassis Board – Power Supply, USB, Keyboard
(VTY190R-23)
VCC3V3
C625
1uF
VCC3V3-ST VCC3V3
C630
2,2uF6.3V
VCC3V3-ST
2.2UF
C628
VCC2V5
VCC2V5
126mA
Pd=160mW
VCC1V5
VCC2V5
IRIN
C626
NC/100n
Vout
1
GND
2
CE
3
Vin
4
EPAD
5
IC606
XC6221A252GR-G
R603
10k
SAR0
LED_R
IRIN
2.2K
R616
VCC3V3-ST
R605
1K
R609
47K
C604
47pF
C602
47pF
1K
R613
R614
10K
VCC3V3-ST
240R
0.25A
L600
1
32
T600
401623R
LED
LED_R
R643
1K
OUT
1
GND
2
FLT
3
EN
4
IN
5
IC605
TPS2530
VCC5V_EDID
R644
1K
352mA
F600
FUSE ???
C600
100nF
1
PWR
2
GND
3
GND
S600
KONDCJACK
240R
L612
VCC5V VCC5V_EDID
D606 D607D608
C618
4.7uF
R675
22K
TCON_ON
PANEL-VCC
VCC3V3-ST
Hi: Off
Lo: On
1
32
T603
PMV65XP
C660
NC
2
1 6
T604B
BC847BDW1T1G
R676
22k
TCON_ON
5
4 3
T604A
BC847BDW1T1G
L618
NC
VCC12V
D603
10UF
6.3V
C613
VCC1.5V
900mA
10UF
C617
Vin
3
GND
5
CE
2
Lx
4
EPAD
7
FB
6
NC
1
IC603
XCA201A06
Vo=0.6*(1+(R631+R632)/R636)
EN HI>1.5V LO<0.4V
60R
3A
L608
Vo=1.5V
NR3015T2R2M
L607
10PF
C619
VCC3V3-ST
100K
R634
0R
R632
15.4K
R631
10K
R636
100K*4R617
10UF
25V
C609
1UF
C611
60R
3A
L602
8.2NF
C612
C601
100nF
NRS5040T4R7NMGK
L601
2100mA
C606
10uF
C607
10uF
VCC3V3-ST
C605
10uF
84.5K
R625
26.1K
R626
8.2PF
C608
1UF
6.3V
C616
10UF
25V
C627
1UF
C629
60R
3A
L611
8.2NF
C633
C620
100nF
2100mA
10UF
10V
C621
VCC1V25
VCC3V3-ST
VCC5V
POWER_SW
R640
4*10k
VCC3V3
10UF
10V
C622
10UF
10V
C623
VCC12V
NRS5040T4R7NMGK
L610
VCC1V5
Vo=0.765*(1+(R625+R623)/R626)
C640
100nF
84.5KR647
R649
26.1K %1
66.5KR648
10PF
C624
C663
100nF
VCC5V
EN HI>1.6V LO<0.6V
EN HI>1.6VLO<0.6V
VBST
1
VIN
2
SW
3
GND
4
VFB
5
VREG5
6
EN
7
SS
8
EPAD
9
IC604TPS54339E
VBST
1
VIN
2
SW
3
GND
4
VFB
5
VREG5
6
EN
7
SS
8
EPAD
9
IC601TPS54339E
6.2K
R623
R622
10K
Vo=0.765*(1+(R647+R648)/R649)
60R
3A
L606
C615
10uF
C614
10uF
VCC1V25
1600mA
VCC3V3-ST
Vout=0.6*(1+(R?+R?)/R?)
150K
R628
15.4K
R629
150K
R630
NR4018T3R3M
L605
3.3uH
POWER_SW
EN HI>1.2V LO<1.1V
PG
1
VIN
2
SW
3
OUT
5
EN
8
FB
7
AGND
6
PGND
4
MP2161GJ
IC602
VCC12VV_adp.
VCC12V
POWERINPUT BLOCK
12V to 5V CONVERSION BLOCK
3.3V to 1.25Vand 1.5V
CONVERSION BLOCK
12Vto3.3VCONVERSION BLOCK. ST-BYPOWER
370mA
465mA
195mA
P1
1
P2
2
P3
3
P4
4
GND
6
GND
5
S602
KEY
C610
100nF
R608
470R
R602
1K
1 2
3 4
S606
1 2
3 4
S604
1 2
3
4
S603
1 2
3 4
S601
270R
R615
ST-BY
(-)
V/P
(+)
47R
R611
SAR0
VCC3V3-ST
Keypad
IR Interface
PanelPower
L620
VCC5V
12VPANEL OPTION
POWER_SW
VCC3V3-ST
C659
1nF
Hi: ON
Lo: OFF
POWER_SW
R674
10K
USB1_N
USB1_P
USB1_N
USB1_P
C638
10uF
10V
Side USBBlock
031602R-1
VBUS
VCC
D-
D-
D+
D+
GND
GND
SHLD
5
SHLD
6
S611
SST081016-01
1
3
2
4
D604
NC
VCC5V_USB
USB_EN
VCC3V3
FAULT
FAULT
USB_PRTO=L,USB Powerabnormal
R663
10k
C647
NC/100nF
R662
1K
L615
3.3uH
C635
10uF
10V
C636
10uF
10V
R653
4.7K
VCC5V_USB
VCC5V
USB_EN
VOUT
1
VSS
2
FLG
3
CE
4
VIN
5
IC611
XC8107AC05MR-GW
P1
1
P2
2
P3
3
P4
4
GND
8
GND
7
P5
5
P6
6
S607
TP79
TP44
TP61
TP157
TP163
1
2
3
5
7 8 9
6 10
Trigger
Trigger
SW
VBS
T
EN
VFB
GND
7
5
1
VIN
VREG5
EN Logic
SW
PGND
Protection
Logic
Ref
SS
UVLO
UVLO
Softstart
SS
REF
TSD
Ref
VREG5
4
SS
2
VIN
6
SW
PGND
ZC
8
3
OV
+25%
OV
PWM
Control Logic
1 Shot
VREG5
XCON
VREG5
OCP
TPS54339E
Const.
On-
Pulse
Bias &
Voltage Reference
0.6V
EN
FB
SW
COMP
+
-
VIN
+
+
-
FBCOMP
EN
Driver
PDRV
NDRV
Soft start
GN
D
OUT
PWM
COMP
+
-
+
-
0.66V
0.54V
PG
Hi-Z
FB for
fixed
output
IN
E.A.
+
-
+
Ramp
generator
COMP
+
-
VOUT
RST
SW
Lo-Iq
Lo-Iq
Lo-Iq
Lo-Iq
Lo-Iq
V
TH
MP2161
CE
V
IN
V
SS
V
OU
T
R1
R2
Error
Amp
-
+
Voltage
Reference
Curr.
Limit
each
circuit
ON/OFF
Control
CE CE/
XC6221A
Charge
Pump
Driver
UVLO
Current
Limit
Thermal
Sense
8-ms
Deglitch
IN
GND
OU
T
Current
Sense
OTSD
EN
FLT
TPS2530
CS
1
2
3
5
XC8107
V
ss
V
IN
V
OUT
FLG
Thermal
Shutdown
ON/OFF
Control
UVLO Control
Current
Limit
Current
Sense
7.5ms
Delay
4ms
Delay
Reverse Current Prevention
each
circuit
CE

Grundig 28 VLE 4500 BF Specifications

General

Brand	Grundig
Model	28 VLE 4500 BF
Category	TV
Language	English