Main Board(3) - Panasonic KX-MB2230JT Service Manual

KX-MB2230JT/ KX-MB2270JT/ KX-MB2515JT/ KX-MB2545JT/ KX-MB2575JT/ DP-MB310JT

16.4.3. Main Board(3)

1
TO SMPS
Q527
P12V
CN504
F600
1
+12V
A
32 2
2
GND
P24VA
3
GND
4
P24VB
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
D
3
TRS
2
+3.3V
HVERR
1
CN505
CN507
+24VA
1
24VOUT
S3.3V
2
-
3
24VIN
4
3.3VIN
+3.3V
5
-
6
3.3VOUT
292161-6
E
2-292161-9
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
L509
2
XREADY
15HD102
F
3
POLON
+24VB
4
GND
Q503
C
5
24V
CN501 E
292161-5
TO LSU
2
R534
2.2k
+3.3V
IC504
6
Q500
R582
7
5
47k
R583
100k
R577
Q530
S3.3V
4.7k
R578 47k
B +3.3V
Q529
C538
PWRDWN1 Q528
K1u
R538
1.5k
2.2k(1608)
R607
2.2k(1608)
Q602
R605 C
1:2F
B
S5V
E
S3.3V
Q604
D600
R604
4.7k
1:4F
S5V
Q605
R611
1:4F
18k
2.2k(1608)
R691
2.2k(1608)
Q610
R692
C
1:2F
B
S5V
E
S3.3V
Q613
D601
R694 4.7k
1:4D
S5V
Q614
R696
1:4D
18k
C
1:4D
B
C E Q506
1:4D
B
E
C
Q504
1:4D
B
E
Q501
1:4D
3E;1:4F
TOPCVR
Q611
DOTCLK
+3.3V
Q612
6D
EHSYNC
4D TOPCVR
VDO_P
4D
VDO_N SPTRST
6D
APC
1:2E
NLDEN
1:1F
LDPWR
+3.3V
VIDEOCLK
VIDEOEN
NVIDEO
1:4E
NREADY
NAPC
Q505
C
NHSYNC
1:2F
B POLON
E
1:4D
B POLCLK
3
1:2F
HTRCTL
R575 560k 5C;1:2C
THRMSTR0
+3.3V
TO Pick Relay
R579
470
+24VB
R537
47k
TO Print Relay
1:2E
24VMON
OPCFUSECUT
OPC_LIFE
OPC_CNTCT
TNRFUSECUT
TO Fuser Relay
TNR_LIFE
TNR_CNTCT
TO Rear Relay
CHG
DEV
TRS
HVERR
C506
R500 22 J180p
1:7D
220
C500 D8p R507
C501 J22p C511 K0.1u
C512 K0.1u
R508
2E;1:4F
33
R674 100
1:2D
C509
J180p
+3.3V
1:2D
1:2E
1:4E
1:2E
1:4F
362
+3.3V
S3.3V
CN511
1
S3.3V
2
THRM1
3
CSOPEN
4
PAPER
5
PICK
6
GND
292161-6
+3.3V
S3.3V
CN509
1
S3.3V
R634 5.6k
2
RESIST
R647 5.6k
3
ADU
R585 5.6k
4
PTOP
R527 5.6k
5
TNR
6
GND
2-292161-6
+3.3V
S3.3V
292161-4
CN503
1
S3.3V
R509 1k
2
THRMO
R510 5.6k
3
POUT
4
GND
+3.3V
S3.3V
2-292161-3
CN519
1
S3.3V
2 R599 5.6k
REARCVR
3
GND
+1.2V
R516 6.2k
37
VDDVCLK NFRE
38
VCLKO NFCS
39
VSS3 FRA0
40
TEST3 FRA1
41
CLKO FRA2
IC500
42
CLKI FRA3
43
LVDD3 LVDD2
44
VSS4 VSS2
45
HVDD2 HVDD1
46
TOPCVR FRD0
47
TEST4 FRD1
48
NRESET FRD2
R524 0
R525 0
R526 33
R529 0
R528 33
KX-MB2515JT MAIN BOARD (No.3) (1/2)
4
1/2 2/4
3/4 4/4
3
-1
R562 1k
(1)
5.6k
R595
(2)
R598 5.6k
(3)
R596 5.6k
(4)
1:4E
RESIST
1:4F
ADU
1:4F
PSTART
1:4E
TNR
3A;1:2C
THRMSTR0
1:4E
POUT
1:4E
REARCVR
(5)
33
R531
(6)
+3.3V
+3.3V
+2.5VT
33
R545
(7)
R547 33
(8)
+3.3V
C532
J180p R548 33
24
(9)
23
RA500
22
1 8 (10)
21
2 7
(11)
20
3 6
(12)
19
4 5
(13)
C576 K0.1u
18
47
17
C555 K0.1u
16
RA501
15 (14)
1 8
14
2 7 (15)
13
3 6 (16)
C542
4 5
(17)
47
J180p
RA502
1 8 (18)
2 7
(19)
3 6
(20)
4 5
(21)
47