Power Supply - Zenith H19F34DT Series Service Manual

1 2
G
CN4T8
366-043B
TP3900
1
TP3901
2
F
CN4R8
366-043C
TP3400
1
2
E
3
Deg-Ctl
D-CTL
TP3401
RX3400
Power Control
8.2M
1/2W
ICX3612
P/L
P/L
4920V00085A
SANKEN
This schematic refers to
STR-F6654R (19,20,25,27V)
CL Chassis models
STR-F6456R (32V)
H19F34DT
5
GND
H20F34DT 4
VIN WF1
D
3
D
H25F34DT
2
S
H25F39DT
1
H27F34DT
CX3600
2200pF
H27F39DT 2000V
H25F36DT
H27F36DT
C
H32F36DT
WF1
416 V
5.00 µS
B
WF2
20.4 V
2.50 µS
A
SR25-3828VD0171B
Power Supply Circuit
3 4
THX3902
PROV
THX3901
6322V62206A
FX3400
0FS4001B51D
(19,20V)
4A 250V
Type 218 004
0FS5001B51D
(25,27,32V)
5A 250V
SLOW BLOW
Mfd by Littelfuse
LX3400
Type 218 005
CX3404
P/L
1000pF
FH3400A 1000V
FH3400B
431-813A
431-813A
CX3402
0.01
VRX3400
CX3401
164-003D
0.47
560V
275VAC CX3405
SPGND 1000pF
1000V
387-917F
CX3400
2200pF
RX3600
4KV
56K
2W
BFD3565R2F
FB3600
FB3600A
125-022K
DX3601
DX3602
125-123A RX3603
PROV
680
0DD414809ED 0DD414809ED
1N4148 1N4148
FB3601A
FB3601
125-022K
125-123A RX3601
CX3602
PROV DX3600
0.12
BFD3565R2F 470pF
2W
50V
CX3601
0DD100009AM
270pF
EU1ZV(1)
1KV
CX3603
220µF
35V
RX3604
3.3K
CX3604 CX3605
470pF 100pF
50V 50V
CRITICAL SAFETY COMPONENTS ARE IDENTIFIED BY THE LETTER "X" IN THEIR
COMPONENT DESIGNATORS. REPLACE ONLY WITH PART NUMBERS SPECIFIED.
5 6
HOT COLD
KX3900
+12
141-018E VSB
+VL
DG12D1-O(M)
12V
DX3900
0DD414809ED
1N4148 CX3850
1000µF
35V
C
RX3900
QX3900 B
0TR322809AA
4.7K
KTC3228-0
E
HOT COLD
BRX3400
0DD560000AA
D5SB60
+VM
BRX3400A
0DD260000BB
+VM
D2SBA60(STK)
RX3410
0.68
5W
THX3410
CX3620
470pF
163-048D CX3415
FX3610 1000V
COLD
P/L
KL15L2R5
0FS3001A282
PROV 250V FB3610 DX3610
0DD420000BB
1µH
3A 125V
D4L20U
125-022K
SLOW BLOW
HOT MFD BY BELL FUSE
Type MS3
CX3621
470pF
1000V
+VM
TX3601
FB3611
6170VMCA042
125-123A
10
6
DX3611A DX3611
BFD3565R2F
12
5
0DD410000AD 4921V00N11V
14 FB3611A
RU4AM 0DRON00182A
9 PROV
MUR860
125-022K
8
FX3612 408-002E
RX3605
7 0FS3001A282
FB3612
1.8K
17
2
0.273µH
3A 125V
4
6200JB8011R
SLOW BLOW
MFD BY BELL FUSE
16 3
RX3606 CX3623
Type MS3
10
470pF
1/2W
1000V
FX3613
0FS3001A282
FB3613
DX3613
0.273µH
3A 125V
HOT COLD
6200JB8011R 0DD420000BB
SLOW BLOW
D4L20U
MFD BY BELL FUSE
Type MS3
+12
VE
ICX3700
VSB
RX3700
0ILI817000G
LTV817M RX3706
1.5K
RX3701
4 1 P/L
1/2W
1.5K
1%
1/2W
3 2
RX3705
JUMPER
CX3702
0.1%
0.047
CX3701
ICX3701 50V
220pF
RX3704
P/L
50V RX3702
162K
C P/L
560K
0.1%
R
RX3703
A
3.57K
+12
0.1%
VSB
ICX3500
0ILI817000G
RX3500
LTV817M
1.5K
1/2W
+8V
4 1
SW
C
3 2
RX3501
B
QX3500
0TR102009AB 10K 2.2K
KRC102M
10K
HOT COLD E
6-1
7 8
ICX3870 CX3853
0ICTMNS001A
LM2675N-ADJ 0.01
WF2
1
50V
CB
LX3851
7 8
INPUT OUTPUT
47µH
GND FB ON/OFF RX3852
CX3855
CX3851 DMX3851
6 4 5 10
470µF
0.1 0DRON00198A
1/2W
16V
50V MBRD835LT4
CX3852
CX3854
0.1
470pF
50V
50V
RX3851
15K
RX3850
1%
1.6K
+14VAUD
1% RX3610
+14V
+14V
8.2K
VSB
AUD
1/2W
DX3800
E C
0DR150009EA
QX3510
RGP15J
0TR104600AB
B
KTA1046YU
RX3511
10K RX3512
2.2K
1/2W
+8V
C
+14 SW
QX3505
RX3505
VSB B
0TR102009AB
KRC102M 10K 2.2K
+14VSB
1/2W
10K
CX3610
E
1000µF
RX3810
35V
2.2
CMX3810
2W
0.1
16V
B+
VE
LX3611 B+
VE F S
82µH
CX3801
CX3611
150-C02F
100µF
220µF
160V
160V
CX3622
470pF
+VL
1000V
LX3612
DX3612
+VL RX3820
S F
82µH
0DD420000BB +12 P/L
150-C02F
D4L20U VSB 2W
LX3820
RX3611 S F
CX3612
100K 82µH
1000µF
1/2W 150-C02F
35V 8V
+12 ICX3830
+12
VSB
HDR 0IMCRKE001A
KIA78R08PI
+12VSB LX3833 +12HDR
IN OUT
RX3830
220µH
2.2
CTL GND
CX3613 2W
CTL GND
1000µF
CMX3830
16V
0.1
16V
RX3831
4.7K
RX3832
10K
LX3840
FRX3840
IN
220µH
5.6
1/2W
CX3840
470µF
VE
16V
+VL
+12
VSB RX3713 RX3714
6.8K 6.8K
+9V
5W 5W
RX3711 RX3712
RX3710 SW
22K 22K
12K
1% 1/2W RX3715
1% C
CX3703 ZDX3710 68K
B
1/2W
0.1
0DZ510009AB E
RX3716
50V
5.1V 1/2W
1.6K
QX3711
C
1% MTZ5.1B
0TR233009CA
R
KSC2330-Y
ICX3710
RX3717
0ICTMFA001A
120K
A
KA431LZ
ALL SYMBOLS WITH "M" IN THE DESIGNATOR
INDICATE SURFACE MOUNTED COMPONENT.
9 10
DEG-CTRL
D-CTL
+11
LSP
LX3852
+11LSP
S F
82µH
150-C02F
CX3856 RX3853
470µF 10K
16V 1/2W
+13V
AUD
+13VAUD
DX3801
0DR150009EA
RGP15J
ICX3810
4921V00163A
0IMCRKE002A
+9V
408-002F SW
KIA78R09PI
+9VSW
IN OUT
CX3811
CTL GND
470µF
16V
CTL GND
+35V
ZDX3810
RX3812
6.8K
0DZ180009BE
RX3811
1/2W
18V 1/2W
2.2K
GDZJ18B
1/2W
+8.7
VSB
+8.7VSB
ZDX3826
CX3822
3.6V
1/2W
220µF
MTZ3.6B
0DZ360009DA 16V
ZDX3821
5.1V 1/2W
MTZ5.1B
ICX3835 +5V
+8V 0DZ510009AB
SW
SW 0IKE780500P
5V
150mA KIA78L05BP(AT)
+8VSW +5VSW
IN OUT
CX3836
CX3831 CMX3835 GND
GND
220µF
470µF 0.1
10V
16V 16V
PWR-CTRL
ICX3840
+5
0IKE780500P
VSB
KIA78L05BP(AT)
OUT +5VSB
GND ICX3816
5V CX3841
GND 150mA 0IKE780500P
220µF 5V
150mA KIA78L05BP(AT)
10V
IN OUT
GND
GND
RX3815
ICX3815
+5V
0IKE7805001
2.2
TNR
KIA78R05PI
2W
5V
+5VTNR
FRX3815 IN OUT
5.6
CTL GND
1/2W
CTL
GND
RX3816
CX3816
CMX3815
P/L
0.1 P/L
10V
16V