Schematic Diagram - Sw Power Board - Sony HCD-HX50BTR Service Manual

6-27. SCHEMATIC DIAGRAM - SW POWER Board -

F1
CN1
FH1 T5A
2P T1
250V FH2
AC_L LINE FILTER
(AC IN) AC_N TH3
R2
C1
2.2M
0.22
1/2W
275V
EP11
(HX50BTR:CND,E51,MX,BR)
(CHASSIS)
S1
VOLTAGE SELECTOR
(HX50BTR:CND,MX)
120-127V
220-240V
(HX50BTR:E51,BR)
HX50BTR:AEP,RU,SP,AR,KR/
HX70BTR/HX80R/HX90BTR
(HX50BTR:CND,E51,MX,BR)
∗R7
150K (HX50BTR/HX80R/HX90BTR)
180K (HX70BTR)
R13
R7
R8 4.7M
∗
1k
C6 R5
0.01
270K (HX50BTR/HX80R/HX90BTR)
Q2 330K (HX70BTR)
2SC3052F
INVERTER R14
470k
C13
0.01
C14
1000p
R15
∗
R10
150k
(HX70BTR)
C15
10
35V
C16
4.7
50V
C18
0.1
C17
R17
1000p
82 (HX70BTR)
R16
100 100 (HX50BTR/HX80R/HX90BTR)
∗R15
15K (HX50BTR/HX80R/HX90BTR)
18K (HX70BTR)
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
• See page 44 for IC Block Diagrams.
D1
D3SB60F3
C4
VR001
470p
250V
C2
C5
0.22
470p
250V
R1
VR003 VR002
2.2M TH2
JW4
HX50BTR:
E51,BR
(HX50BTR:CND,E51,MX,BR)
JW3
JW28
TH1
JW6
JW5
R51 R52 R58
2.2M 2.2M 100k
C11
C12
∗
390 250V
R53
220k
R3 C51
R4
1M 1/2W 1
1M 1/2W
D2
D3
S2V60-TA
S2V60-TA
Q51
ISA1235AC1TP-1EF
(HX50BTR:E51,BR)
R12
FB11 FEED BACK
4.7M
1.1μH
SWITCH
∗ C11
100 450V
HX50BTR:AEP,RU,SP,AR,
KR/HX80R/HX90BTR
R22 Q12
130 450V
1k 2SK3561(LB2SONY)
POWER CONTROL
(HX70BTR)
SWITCHING
IC11
390 250V
CXD9841P
(HX50BTR:CND,E51,MX,BR) R27
10
VD
VSENSE
F/B
VG(H)
CT
D17
R20
RB751V-40TE-17
10k
VS
RT
D16
C21 Q11
UDZW-TE17
0.22 2SK3561(LB2SONY)
-15B
VB SWITCHING
GND
D11 R29
UF4005/23 10
PROTECT
VG(L)
SS
D15
R18
UDZW15B
10k
P-GND
VC1
C19 C20
0.01 47
35V
VC2
OCP
R11
0
• See page 50 for IC Pin Function Description.
T51
SUB POWER
R56 TRANSFORMER
1
C73
220
10V
D52
ST02D-200TA
D72
10ERB20-TB3
IC51
MIP2F2
POWER
D51
CONTROL 10ERB20-TB3
C54 R54
C52
1 47
0.1
50V
R60 470k
C53 2200p
R55 R57 R71
R72
15k 0 1k
470
PH51
TLP421F(D4-GRJ)
R62
ISOLATOR 0.1
1W
C22
220p
1kV
T31
MAIN POWER
TRANSFORMER
D31
D10SC6M
C24
HX50BTR/HX80R
0.033 800V
HX90BTR C31
2200
0.039 1KV (HX70BTR) 10V
R23
C23
0.1
220p
2W
1kV
R25
D32
33
RB085T-90
D14
10ERB20-TB3
PH11
TLP421F(D4-GRJ)
ISOLATOR
R24
1k
C25
220
35V
100k
PH12
TLP421F(D4-GRJ)
ISOLATOR
43 43
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
L72 R73
10μH 47 L53
Q71
ISA1235AC1TP-1EF
Q71,72
C74
220 PROTECTOR
Q72
10V
R70 RT1N141C
R74
2.2k
2.2k
R75
R79
4.7k
10k
R76
22k
SHUNT R77 C72
47 0.1
REGULATOR
R78
47k
IC71
FAN431AZXA Q60-63
Q60
R63
2SC3052F AC DETECT
2.2k
R64
2.2k
Q61
2SC3052F
R65
C60
10k
1
Q82
R86 R82 R84
ISA1235
1k 10k 10k
Q84 AC1TP-1EF
ISA1235AC1TP-1EF
Q81 Q83
C48 C47 2SC3052F 2SC3052F
1 1
C35 C34 R88
1 1 1k C82 R83 R85 R67
R89 R81 0.01 47k 10k 47k
1k 470
Q81
POWER ON/OFF
R68
CONTROL SWITCH
470
R80
0.1
Q64
1W
RT1P141C
C33
C37 47
1 25V
C39 Q64,82-84
1
DC DETECT
C32 ∗
∗C32
1800 35V (HX50BTR/HX80R/HX90BTR)
2200 35V (HX70BTR)
R33
470
C38
0.01
JW36
D33
R32
MTZJ-T77-27A
1k
(HX50BTR/HX80R/HX90BTR)
MTZJ-T77-27B
(HX70BTR)
R41
Ver. 1.1
Q63 R66
ISA1235AC1TP-1EF 10k
Q62
2SC3052F
C62 (HX80R/HX90BTR)
0.01
W1
(CHASSIS)
C81
FB51
10
1.1 μH (Page 32)
50V CNA32
5P
ST-BY 4V
L54 POWER ON
GND
FB52
D12V
1.1 μH
D7.5V
FB53 CN31 (HX50BTR/HX80R/HX90BTR)
1.1 μH 4P
GND
27V
FB54
GND
1.1 μH
27V
C41
1
EP12
C42
0.1 (HX70BTR)
C43
1000p
(CHASSIS)
(Page
35)
(Page
37)