Marantz PM-KI-PEARL /N1B/U1B Service Manual page 31

P891 00MWA27AJ2100
POWER SW PWB
S891
C891
470p
1 2 J891
W003
W002
J851 2 J852
1 2 1
C852
0.01
C853
10/50V
D-GND
L851
SUB TRANSFORMER
TPZ853
D851 D855
1 5
1D3 1D3
D852 D856
1D3 1D3
EX07
D853
NC
3
TPZ851
1D3
TPZ852 D854
4 9
EX06 TPZ854
1D3
TPZ207
EX21
F
EX22
L
EX23
P851 00MWA27AJ2080
U
EX24
K
EX25 STANDBY PWB
P851
N
R831
10k
Q831
KTA1267
R833
10
B-GND
Q832 R834
2SD1415
100
B-GND
TPZ855 C856
0.01
F851
J855 J856
F,U: T8A L 250V
N,K: T4A L 250V
R858
47k
R859
11V
4.7k
R851
22
D857
D-GND
18V
R860
D-GND
11V
Q853
4.7k
NJM78M05FA
+5V
IN OUT
GND
Q854
KTC3200
TPZ858
D-GND
3.3V
3.9V
+30V D821
11EQS10
D822
TPF826
11EQS10
D823
A-GND
11EQS10
B-GND
D824
-30V 11EQS10
D-GND
J861 J862 J825 J824
EARTH EARTH
35
J831
TPF832
+28V 1
+28V
TPF833
PROT_1 2
PROT_1
TPF834
D_GND 3
W013
D_GND
TPF835
TO SPK PWB
SP_ON 4
SP_ON J907
TPF836
SPK 5
SPK
B-GND
TPF810
V-DET
TPF811
5
PROT-2
TPF812
4
C850
D_GND
3
0.1
D_GND
TPF813
2
B-GND
+28V
Q833
1
NJM78M15FA
J833
+15V
OUT IN
GND
L001
MAIN TRANSFORMER
B-GND
J853
TPF855 2 1
TPF856 1
2
J854
L853
TPF857
1
+28V
L854
TPF858
2
+15V
L855
TPF859
3
+5VL
L856
TPF860
4
+3.3VL
L862 W023
TPF861
5
P-ON TO U-COM PWB
L857
TPF862
6 JB01
PROT_1
L858
TPF863
7
PROT_2
L859
TPF864
8
SPK
L860
TPF865
9
P_DOWN
L861
TPF866
10
D-GND
NORMAL 0V
J822
TPF821
1
SP_ON
TPF822
2
D_GND
TPF823
3 W040
+24V
TPF824
TO PRE AMP PWB
4
+30V J871
TPF825
5
-30V
B-GND
J821
R825
TPF827 1
1
AC 23V
1/2W 1
TPF828 2
2
R826 AC 23V
TPF829 3
3
1/2W 1
TPF805
V-DET
TPF806
5
PROT-2
TPF807
4
D_GND
3
D_GND
TPF808
2
+28V
1
J804
TPF841
R838 1D3
1/4W 1 D833
1D3
D834
1D3
3
D835
2
AC 22V 1D3
4
1
D836
5 TPF842
6 J832
7
8
9
10
AC 36V TPF801
2
TPF802
AC 36V
1
J801
G801
0.68/4.7
P801 00MWA27AJ2050
36
NORMAL 0V
C834
35V
1000UF
D-GND
1D3 R836
NORMAL 6.5V
D831 33k
D-GND D-GND
NORMAL 0V
10k
R827
TPF803
D-GND
W015
+50V TO C001
TO GND PLATE
TPF804
-50V
W016
TO C002