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GRUNDIG Service
Konverter / Converter ZPY193R-3
Ansicht von der Lötseite / View of Solder Side
FID3
BARCODE
R2610
T2600
IC2600
FID2
R2618
R2609
180
170
160
150
J2600
2
1
180V_W1
TP14
2
1
50V_W1
J2601
180V
TP13
R2607
10R
GATE_HI
C2606
+
R2612
10R
TP80
P_GND
P_GND
Freq: 2.7K & 10nF ==> 55kHz
100R
R2635
R2636
100R
R2649
0R
100R
R2633
D2611
FB
2
R2650
100K
3
C2611
OPAMP_NI
FB
R2651
1
BUCK_FB
5.6K
C2612
C2614
BAT54C
C2613
R2625
R2627
C2619
R2600
C2622
AGND
AGND
Clock
4
RT
5
OSC
CT
6
1.25V
Ramp
7
E/A Out
3
Wide Bandwidth
(Set Dom.)
NI
2
+
Error
Amp
INV
1
Inhibit
Soft Start
8
I LIM
CPRTR
1V
Shutdown
I LIM /SD
9
CPRTR
1.4V
UVLO
VCC
15
9V
GATE REF
Gnd
10
VCC Good
T2605
R2643
R2611
R2654
D2608
R2655
140
130
120
110
180V
TP4
+
C2601
47UF
250V
TP15
180V_W2/50V_W2
180V
R2644
R2645
HS2600
TP18
HEATSINK
P_GND
R2643
L2601
L2602
D2608
R2608
TP72
TP67
BAT54C
10R
T2603
T2602
C2625
1
1
TP75
TP76
SW
D2609
R2655
TP78
47K
R2654
BAT54C
47K
TP81
D2600
D2603
100R
R2634
D2605
180V
100K
UF4007F
R2648
IC2601
2
11
NI
OUT
14
INVOUT
1
INV
1NF
12
PWR GND
P_GND
3
E/A OUT
22K
5
13
C2618
RT
VC
6
15
12V_F
CT
VCC
7
RAMP
8
10
SOFT START
GND
C2621
UC3824
R2642
P_GND
UC1824
UC2824
UC3824
R
S
PWM Latch (Set Dom.)
V IN
V C
13
9mA
Out
11
INV OUT
14
Pwr Gnd
12
Output
Inhibit
Internal
Bias
4V
VREF Good
VREF
5.1V
10
GEN
T2502
T2501
C2621
R2642
FS2501
D2610
C2617
100
90
80
70
12V/24V: Nominal--> 4mA Load-->197V
Buck DC Out ==>120V -> Feedback 2.5V
R high_side=47K x 3
R low_side=3K
R low_side_2= option
LED+
TP50
R2606
R2601
TP64
47K
47K
TP66
TP71
R2602
C2615
47K
+
+
L2600
1
4
BUCK_FB
R2614
R2615
10K
10K
TP82
R2646
100K
R2647
100K
R2626
10R
D2610
IC2602
2
7
IN
HO
12V_F
1
8
VDD
VB
D2612
C2600
D2613
3
5
15V
C2617
NC
NC
4
6
GND
VS
FAN73611
AGND
OPAMP_NI
TP94
D2604
T2607
BC848B
2
R2603
1
TP97
3
1
10K
TP98
C2624
TP99
R2611
BAT54C
10K
AGND
FAN73611
VDD
1
UVLO
Canceller
IN
2
GND
4
2 - 35
T2504
T2503
T2507
T2506
T2505
T2508
T2510
T2509
60
50
40
30
T2600
R2609
R2604
12V_F
2
3
TP23
TP28
BC858B
R2618
R2605
TP73
R2610
TP74
R2637
TP79
1
IC2600
C2609
AP432SRG-7
C2610
R2616
R2617
180V
AGND
R2622
TP85
TP84
12V_F
T2605
R2638
R2619
R2620
3
TP87
TP88
R2621
R2641
R2623
TP90
TP91
1
IC2603
R2624
AP432SRG-7
C2620
R2628
C2623
P_GND
AGND
T2606
1
BC848B
TP93
TP95
8 VB
UVLO
R
R
Noise
7 HO
S
Q
6 VS
Chassis KR
90
80
FID4
70
60
50
40
30
20
10
FID1
0
Y
X
20
10
0
OVP
Buck OVP ==>65" ==>130V
R high_side=56K x 3
R low_side=3,3K
R low_side_2= option
Buck OVP ==>55" ==>108V
R high_side=56K x 2 + 27K
R low_side=3,3K
R low_side_2= option
Buck UVLO ==>65" ==>148V
R high_side=47K x 4 +4,7K
R low_side=3,3K
R low_side_2= option
Hysteresis ==> 15V ==>163V
R2628=33K
TP86
2
UVLO
BC848B
TP89
C2616
R2631
R2632
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