Panasonic SA-PT570EE / SA-PT870EE / SA-PT870GN / SA-PT875GA / SA-PT875GC / SA-PT875GS / SA-PT875GN Service Manual / Supplement ▷ View online
PSG0907023SE
DVD Home Theater Sound System
Model No.
SA-PT570EE
SA-PT870EE
SA-PT870GN
SA-PT875GA
SA-PT875GC
SA-PT875GS
SA-PT875GN
SA-PT870EE
SA-PT870GN
SA-PT875GA
SA-PT875GC
SA-PT875GS
SA-PT875GN
Product Color: (K)...Black Type
Subject : Update to SMPS Circuit
TABLE OF CONTENTS
PAGE
PAGE
1 Notes ----------------------------------------------------------------- 2
2 Block Diagram (Update) ---------------------------------------- 3
2 Block Diagram (Update) ---------------------------------------- 3
2.1. Power (SA-PT570EE & SA-PT870EE)--------------- 3
2.2. Power (SA-PT870GN & SA-PT875GN)-------------- 4
2.3. Power (SA-PT875GA/GC/GS) ------------------------- 5
2.2. Power (SA-PT870GN & SA-PT875GN)-------------- 4
2.3. Power (SA-PT875GA/GC/GS) ------------------------- 5
3 Schematic Diagram (Update) --------------------------------- 6
3.1. SMPS Circuit (SA-PT570EE & SA-PT870EE) ----- 6
3.2. SMPS Circuit (SA-PT870GN) -------------------------- 8
3.3. SMPS Circuit (SA-PT875GA/GC/GS) ---------------10
3.4. SMPS Circuit (SA-PT875GN) -------------------------12
3.2. SMPS Circuit (SA-PT870GN) -------------------------- 8
3.3. SMPS Circuit (SA-PT875GA/GC/GS) ---------------10
3.4. SMPS Circuit (SA-PT875GN) -------------------------12
4 Printed Circuit Board (Update)------------------------------14
4.1. SMPS P.C.B. (SA-PT570EE & SA-PT870EE) ----14
4.2. SMPS P.C.B. (SA-PT875GA/GC/GS) -------------- 15
4.3. SMPS P.C.B. (SA-PT870GN) ------------------------ 16
4.4. SMPS P.C.B. (SA-PT875GN) ------------------------ 17
4.3. SMPS P.C.B. (SA-PT870GN) ------------------------ 16
4.4. SMPS P.C.B. (SA-PT875GN) ------------------------ 17
5 al Replacement Parts List ------------------------- 19
Please file and use this supplement manual together with the service manual for
Model No. SA-PT570EE-K, Order No. PSG0905017CE
Model No. SA-PT870EE-K, Order No. PSG0905018CE
Model No. SA-PT870GN-K, Order No. PSG0904026CE
Model No. SA-PT875GA/GC/GS-K, Order No. PSG0903011CE
Model No. SA-PT875GN-K, Order No. PSG0904013CE
Model No. SA-PT570EE-K, Order No. PSG0905017CE
Model No. SA-PT870EE-K, Order No. PSG0905018CE
Model No. SA-PT870GN-K, Order No. PSG0904026CE
Model No. SA-PT875GA/GC/GS-K, Order No. PSG0903011CE
Model No. SA-PT875GN-K, Order No. PSG0904013CE
2
1 Notes
This supplement includes additional and revised contents to the original service manual for below sections:-
1. Update to Block Diagram (Power)
2. Update to Schematic Diagram (SMPS Circuit)
3. Update to Printed Circuit Board (SMPS P.C.B.)
4. Update to Electrical Replacement Parts List.
2. Update to Schematic Diagram (SMPS Circuit)
3. Update to Printed Circuit Board (SMPS P.C.B.)
4. Update to Electrical Replacement Parts List.
3
2 Block Diagram (Update)
2.1.
Power (SA-PT570EE & SA-PT870EE)
With reference to original service manual (section 14.8) on page 111 for model no. SA-PT570EE-K & SA-PT870EE-K
FEED BACK
FEED BACK CIRCUIT
PC5720
SHUNT
REGULATOR
REGULATOR
IC5801
Q5863
C0DABFC00002
3, 4
H5801*
7, 8
H5801*
11
CN2016
H2901*
VSS
- 13V
DC18V
VDD
CN5500
CN5500
-7V
REGULATOR
Q2901
4
CN2017
H2900*
Q5841
DC DETECT
SYSTEM CONTROL
TO
-7V
5.3V
SW+5V
D+3.3V
NSW1.2V
DCDET
ECO CTL
6,7
CN2016
H2901*
VDDP
VSSP
ADAC5V
+ 18V
1
H5801*
CN5500
FAN 18V
FAN DC
5
H2900* CN2017
C0DBFZG00001
SWITCHING
REGULATOR
REGULATOR
1.2V
D +3.3V
VCC 3
VCC 1
6
7
RST O
2
SYSTEM CONTROL
TO
IC8111
+7V REGULATOR
Q2903
Q2923, Q2924
Q2909
DC DETECT
DC DETECT
DC DET1
+7V
A+5V
13, 23, 25, 27
CN2001
FP8101
1
CN2017
H2900*
11
CN2001
FP8101
D+5V
ADAC5V
M+9V
SYS5V
PCONT
SYNC
SYS5V
SYSTEM CONTROL
TO/FROM
Q2919
DC DETECT
13
H2901* CN2016
6
CN2017
H2900*
14
H2901* CN2016
9
H2901* CN2016
OUT
VCC 1
2
8
CN2016
H2901*
OUT
VCC 1
2
POWER
CONTROL
Q2902
QR5840
DC DETECT
PC5799
1
2
3
FEED BACK
RY5701
C0DAEMZ00001
SHUNT
REGULATOR
REGULATOR
PC5702
SYNC
SWITCH
SWITCH
Q5899
RELAY DRIVE
Q5898
INVERTER
IC5899
T5751
D5896
D5798
BACKUP
TRANSFORMER
TRANSFORMER
D
VCC
5
4
3
2
6
7
3
TR
FB
SWITCHING
REGULATOR
REGULATOR
MIP2F20MSSCF
2
IC5799
D5804
D5803
D5805
MAIN
TRANSFORMER
TRANSFORMER
D5801
T5701
D5802
D5701
L5702
L5701
DZ5701
Q5720
CURRENT
LIMITING
SWITCH
F1
AC IN
P5701
SWITCHING
REGULATOR
REGULATOR
C5HACYY00003
VCC
D
FB
4
1
6
5
2
8
4
7
18
15
17
11
14
L5703
IC5701
POWER BLOCK DIAGRAM
D5799
F2
D5843
7
CN2017
H2900*
TUNER PACK
T+9V
9
CN2002*
TH5702
FROM
SYSTEM CONTROL
C0DAAYY00042
C0DAAYG00001
C0DAAYG00001
SWITCHING
REGULATOR
REGULATOR
IC2900
CHANGE
C0DAAMH00012
C0DAAYH00001
C0DAAYH00001
IC2903
SWITCHING
REGULATOR
REGULATOR
CHANGE
4
2.2.
Power (SA-PT870GN & SA-PT875GN)
With reference to original service manual (section 14.8) on page 109 for model no. SA-PT870GN-K
With reference to original service manual (section 14.8) on page 113 for model no. SA-PT875GN-K
With reference to original service manual (section 14.8) on page 113 for model no. SA-PT875GN-K
FEED BACK
FEED BACK CIRCUIT
PC5720
SHUNT
REGULATOR
REGULATOR
IC5801
Q5863
C0DABFC00002
3, 4
H5801*
7, 8
H5801*
11
CN2016
H2901*
VSS
- 13V
DC18V
VDD
CN5500
CN5500
-7V
REGULATOR
Q2901
4
CN2017
H2900*
Q5841
DC DETECT
SYSTEM CONTROL
TO
-7V
5.3V
SW+5V
D+3.3V
NSW1.2V
DCDET
ECO CTL
6,7
CN2016
H2901*
VDDP
VSSP
ADAC5V
+ 18V
1
H5801*
CN5500
FAN 18V
FAN DC
5
H2900* CN2017
C0DBFZG00001
SWITCHING
REGULATOR
REGULATOR
1.2V
D +3.3V
VCC 3
VCC 1
6
7
RST O
2
SYSTEM CONTROL
TO
IC8111
+7V REGULATOR
Q2903
Q2923, Q2924
Q2909
DC DETECT
DC DETECT
DC DET1
+7V
A+5V
13, 23, 25, 27
CN2001
FP8101
1
CN2017
H2900*
11
CN2001
FP8101
D+5V
ADAC5V
M+9V
SYS5V
PCONT
SYNC
SYS5V
SYSTEM CONTROL
TO/FROM
Q2919
DC DETECT
13
H2901* CN2016
6
CN2017
H2900*
14
H2901* CN2016
9
H2901* CN2016
OUT
VCC 1
2
8
CN2016
H2901*
OUT
VCC 1
2
POWER
CONTROL
Q2902
QR5840
DC DETECT
PC5799
1
2
3
FEED BACK
RY5701
C0DAEMZ00001
SHUNT
REGULATOR
REGULATOR
PC5702
SYNC
SWITCH
SWITCH
Q5899
RELAY DRIVE
Q5898
INVERTER
IC5899
T5751
D5896
D5798
BACKUP
TRANSFORMER
TRANSFORMER
D
VCC
5
4
3
2
6
7
3
TR
FB
SWITCHING
REGULATOR
REGULATOR
MIP2F20MSSCF
2
IC5799
D5804
D5803
D5805
MAIN
TRANSFORMER
TRANSFORMER
D5801
T5701
D5802
D5701
L5702
L5701
DZ5701
Q5720
CURRENT
LIMITING
SWITCH
F1
AC IN
P5701
SWITCHING
REGULATOR
REGULATOR
C5HACYY00003
VCC
D
FB
4
1
6
5
2
8
4
7
18
15
17
11
14
L5703
IC5701
POWER BLOCK DIAGRAM
D5799
F2
D5843
7
CN2017
H2900*
TUNER PACK
T+9V
9
CN2002*
TH5702
FROM
SYSTEM CONTROL
Q2928
SWITCHING
AMBP
C0DAAMH00012
C0DAAYH00001
C0DAAYH00001
IC2903
SWITCHING
REGULATOR
REGULATOR
CHANGE
C0DAAYY00042
C0DAAYG00001
C0DAAYG00001
SWITCHING
REGULATOR
REGULATOR
IC2900
CHANGE