Netzteil - Grundig Davio 14 P 37-4501 FR/Text Service Manual

Schaltpläne und Platinenabbildungen / Circuit Diagrams and Layout of PCBs
Netzteil / Power Supply - XCL.190-05
VCC
ICE1QS01
20V Overvoltage
Foldback - Protection
Point Corr.
+
PCS
UVLO
+
- 1
Burst-Mode
-
1.5V
+
Reference
Voltage and
SRC
+ + Current
5V
X601
- -
2V
+ 5V
Ringing
1
+ 4.8V
-
Suppression
-
Time
1V 20k
+
2
4.4V
-
Start
5V
MAINS
+
3.5V
-
50µs Timer
Latch
50ms Timer Primary
25mV
Regulation
+
Digital Processing
RZI
-
ZC-Counter
5.7V
Power
UP/DO-Counter
Driver
OUT
SET
S Q
-
R Q
+ CLR
1V
OFC
+
SET
D Q
-
1V
L Q
CLR
GND
X602
C608
DEGAUSS
R604
10n/275V
1
2
PTC
C635
2.2n/250V
POWER SWITCH
SW601
F601 V601
L601
C621
S14K385
T 3.15AH 250V
330n/275V
2 4
1 3
R614
470k 0.5W
LINE FILTER
1
(R613) (R615)
(C620)
C616
(0R)
(33k)
560p
IC601
(2.2n)
ICE1QS01
_ _
(TDA16846)
R611
1
OR
OTC VCC
2
PCS OUT
_
4
3
RZI GND
OFC
R603
4
SRC (PVC)
***
(5)
(OCI) (FC1)
C618
R612
1.5n (6)
(FC2) (REF)
P601
2.2k _ (7)
_ _ (SYNC) (PMO)
(C619)
Only used with
C617
56p
TDA16846
Nur bestückt mit
TDA16846
_
4
3 5
2
D605 D606
R605
RF2007 RF2007
C626
*** R608
C609 68u/400V 68k 1.5W
1n/1kV
C622
_
*** C610 D610
C627
1n/1kV RGP10J
220p/2kV
D607 D608
_
RF2007 RF2007
R616
1M 1W
T603
FQPF3N60FP
2 R621
47R 1/4W
(R617)
(3.9M 1W)
C634
47p _ _
8 (14)
_
D604
R629
L604
7 (13)
LL4148
0R(27R)
47uH
6 (12)
C636
100n
5 (11) _ C625
C605
10n 22u/50V
(10)
_ _ _
(9)
_ _ _
(8) (C624)
R618
(1u/50V)
0R (39k)
SMPS HEATSINK
R619
(15k) 47k HS601
_
R620
D603
1N4148 6.8k
C623 *** siehe Variantenliste Seite 23
100p
*** see variant list page 23
_
1W OPT.
45V
R610
3.3k 1/4w
C613
220p/2kV
C606 ZD601
10n
5
C612 TR601 L602
50uH
33n/630V
***
1 2
D609
RGP15J
R609
C614
22k 1/4w
6 47u/160V
C611
1n/1kV
_
5
3
R624 D612
12.5V
C628
0.1R RGP15J
470p/2kV
10
C631
12 C602
1000u/25V
47n
R623
0.1R
14
9
13 SMT FAN1117AD33X (NCP1117DTARK)
D611 6V IC602
RGP10D
_
IN
R622 GND
4.7M 0.5W
C630
220u/16V C603 C632
47u/16V
C629 47n
2.2n/250V
_
B+
***
33V
33V
B+ ***
C615
33u/160V
CAB. 4B
3.3V
OUT
R541 R542
240R%1 3k3
C604
R540 C633
47n
47u/16V
390%1
C533
10n