HP LaserJet Pro 400 color M451 - FSR diagram

FSR diagram
Figure 2-15 FSR diagram
CD1-8
A
432
C B D E F
765 1
J2P
V
V
V
J2P
check
J
J J
J
(A505)
(CPU-36p)
(A505)
(A505)
6: FSR
2
1
JP3
RK73Z1JT/NOTMNT
2
1
JP4
RK73Z1ET/NOTMNT
21
JP5
RK73Z1JT/NOTMNT
2
1
JP2
RK73Z1ET/NOTMNT
FSRRLD2
21
JP6
RK73Z1JT/NOTMNT
21
JP7
RK73Z1JT
+3.3VD
+3.3VA
21
8.2K,0.063W
R854
+3.3VD
+3.3VD
+3.3VD
1
2
0.1U,25V/NOTMNT
C872
21
R851
2.2K,0.1W
21
4.7K,0.1W
R850
1 2
0.1U,25V/NOTMNT
C871
2
1
2.2K,0.1W
R831
2
1
4.7K,0.063W
R830
12
0.1U,25V/NOTMNT
C832
SUB2TH
3 2 1
JNT803
1 2 3
JNT5
1 2 3
JNT802
3 2 1
JNT801
1
CP100
21
R860
750,0.1W
21
10K,0.1W
R869
21
3
Q863
2SC3624-@-A
12
3.3K,0.1W
R863
FSRRLD1
21
10K,0.1W
R868
21
3
Q861 2SC2712-Y(F)
21
R861
4.7K,0.1W
21
4.7K,0.1W
R865
2
1
C843
0.01U,50V
3
21
Q831
RT1N436M-@111
2
J157
2
1
C844
0.1U,25V/NOTMNT
1
2
3
RB558W@
DA841
3
21
DA821
RB558W@
3
2
1
Q851
RT1N436M-@111
21
C841
0.1U,25V
21
R856
4.7K,0.1W
21
3.3K,0.063W
R866
21
R857
150,0.063W
21
R837
150,0.063W
21
R836
4.7K,0.063W
4 8
1
2 3
LM393EDT
IC831
3 2
1
84
IC841 LM393EDT
48
7
6 5
LM393EDT
IC841
2
1
C842
0.1U,25V
1
J157
21
R852
4.7K,0.063W
21
R862
750,0.1W
12
R864
3.3K,0.1W
21
R844
1K,0.1W
12
C851 47U,35V
1
2
C831
47U,35V
21
R833
4.3K,0.063W
21
R853
4.3K,0.063W
21
R843
4.7K,0.1W
2
1
6.8K,0.063W
R841
21
R842
2K,0.063W
21
R845
10K,0.063W
21
R832
4.7K,0.063W
21
8.2K,0.063W
R834
21
C852
0.1U,25V/NOTMNT
21
3.3K,0.063W
R867
3
12
2SC2712-Y(F)
Q862
1
2
R870
10K,0.1W
SUPRT
+3.3VD
+3.3VD
+3.3VD
+3.3VD
+3.3VD
+3.3VD
+3.3VD
+3.3VD
+3.3VD
+3.3VB
+3.3VA
ENWW
Tools for troubleshooting
121
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