Main Board(3) - Panasonic DP-MB310EU Service Manual

KX-MB2230EU/ KX-MB2270EU/ KX-MB2515EU/ KX-MB2545EU/ KX-MB2575EU/ DP-MB310EU

16.3.3. Main Board(3)

1
TO SMPS
P12V
CN504
A
F600
1
+12V
32 2
2
P24VA
GND
3
GND
P24VB
4
24Va
5
24Va
6
GND
7
24Vb
8
RLYCTL
9
C
PWRDWN
10
HTRCTL
E
1-292161-0
C
1:2E
B
E
Q520
+24VB
B
Q600
TO OPC
Q601
292161-2
CN506
0.5mm
1
OPC
2
GND
+24VB
Q608
C
TO TONER
Q609
2-292161-2
CN508
0.5mm
1
TONER
2
GND
TO HVPS
292161-7
24V
7
NC
6
GND
5
CHG
4
DEV
3
TRS
D
2
+3.3V
HVERR
1
CN505
CN507
+24VA
1
24VOUT
2
-
3
24VIN
4
3.3VIN
5
-
6
3.3VOUT
292161-6
2-292161-9
E
CN500
1
GND
2
L3.3V
3
XHSYNC
4
VIDEO+
5
VIDEO-
R502
6 100
XAPC
100 R501
7
XLDEN
8
LDPWR
9
GND
@Doub
AP1
1
POLCLK
2
XREADY
3
POLON
+24VB
4
GND
C
5
24V
F
CN501 E
292161-5
TO LSU
2
Q527
R534
2.2k
+3.3V
IC504
6
Q500
R582
7
47k 5
R583
100k
R577
Q530
S3.3V
4.7k
R578 47k
+3.3V
B
Q529
C538
PWRDWN1 Q528
K1u
R538
1.5k
R607
2.2k(1608)
R605
Q602
C
1:2F
2.2k(1608)
B
S5V
E
S3.3V
Q604
R604
D600
1:4F
4.7k
S5V
R611
1:4F
Q605
18k
R691
2.2k(1608)
R692
Q610
C
1:2F
2.2k(1608)
B
S5V
E
S3.3V
Q613
D601 R694
1:4D
4.7k
S5V
R696
1:4D
Q614
18k
C
1:4D
B
C E Q506
1:4D
B
E
C
Q504 1:4D
B
E
Q501
1:4D
S3.3V
+3.3V
3E;1:4F
TOPCVR
Q611
Q612 +3.3V
6D
EHSYNC
4D
VDO_P
4D
VDO_N
6D
APC
1:2E
NLDEN
1:1F
LDPWR
+3.3V
VIDEOCLK
L509
1:4E
NREADY
15HD102
Q505
C
1:2F
B
POLON
Q503
E
1:4D
B
POLCLK
3
1:2F
HTRCTL
R575 560k 5C;1:2C
THRMSTR0
+3.3V
TO Pick Relay
CN511
R579 470
1
S3.3V
2
THRM1
3
CSOPEN
4
PAPER
5
PICK
6
GND
292161-6
+24VB
R537
47k
TO Print Relay
1:2E
24VMON
CN509
1
S3.3V
2
RESIST
3
ADU
4
PTOP
5
TNR
OPCFUSECUT
6
GND
2-292161-6
OPC_LIFE
292161-4
CN503
OPC_CNTCT
1
S3.3V
2
THRMO
3
POUT
4
GND
TO Fuser Relay
TNRFUSECUT
2-292161-3
TNR_LIFE
CN519
1
S3.3V
2
REARCVR
TNR_CNTCT
3
GND
TO Rear Relay
CHG
DEV
TRS
HVERR
R500 22
J180p
1:7D
DOTCLK
R507
C500 D8p
220
C511 K0.1u
C501 J22p
C512 K0.1u
R508
2E;1:4F
TOPCVR
33
R674
1:2D
SPTRST
100
1:2D
1:2E
VIDEOEN
1:4E
NVIDEO
1:2E
NAPC
1:4F
NHSYNC
358
+3.3V
S3.3V
R562 1k
5.6k
R595
R598 5.6k
R596 5.6k
+3.3V
S3.3V
R634 5.6k
R647 5.6k
R585 5.6k
R527 5.6k
+3.3V
S3.3V
R509 1k
R510 5.6k
+3.3V
S3.3V
R599 5.6k
+1.2V
R516
C506
37
VDDVCLK
38
VCLKO
39
VSS3
40
TEST3
41
CLKO
IC500
42
CLKI
43
LVDD3
44
VSS4
45
HVDD2
46
TOPCVR
47
TEST4
48
NRESET
C509
J180p
+3.3V
R524 0
R525 0
R526 33
R529 0
R528 33
KX-MB2270EU MAIN BOARD (No.3) (1/2)
4 5
1/2 2/4
3
-1
1:2C
THRMSTR1
1:4E
CSOPEN
1:4E
PAPER
1:4E
PICK
1:4E
RESIST
1:4F
ADU
1:4F
PSTART
1:4E
TNR
3A;1:2C
THRMSTR0
1:4E
POUT
1:4E
REARCVR
(1)
R531 33
(2)
+3.3V
+3.3V
+2.5VT
R545 33
(3)
R547 33
(4)
6.2k
+3.3V
C532
R548 33
J180p
24
NFRE (5)
23
NFCS
RA500
22 1 8
FRA0 (6)
21 2 7
FRA1 (7)
20
3 6
FRA2 (8)
19 4 5
FRA3 (9)
C576 K0.1u
18
LVDD2 47
17
VSS2
C555 K0.1u
16
HVDD1
RA501
15 1 8
FRD0 (10)
14
2 7
FRD1 (11)
13 3 6
(12)
FRD2
C542
4 5
(13)
47
J180p
RA502
1 8
(14)
2 7
(15)
3 6
(16)
4 5
(17)
47