HP LaserJet Enterprise M552 - Page 206

Figure 2-69 General circuit diagram (printer base) (2 of 2)
A
6 5 4 3
2
1
B
C D
DUPM BOUT2
DUPM BOUT1
DUPM AOUT2
DUPM AOUT1
DUP_SL
+24VB
SL
1234
21
M
J48
M8
SL3
123
J59
1234
J2503
321 12123 321
1110982345617
SGND
SGND
RM_CL
+24VAFU3
TOP_SNS
+3.3VCS
SGND
+3.3VCS
PAP_WIDTH_R
PAP_WIDTH_F
+3.3VCS
J118
J67D
12
J67DH
12
J16J20 J21
J67L
SR6
J30
SR13 SR14
+24VA
SGND
I2C_SDA
I2C_SCL
+5VC
12345
CL
CL2
SGND
SSSCLK
1234567
J3
321
J4
321123 321
1110982345617
SGND
SGND
+3.3VCS
SGND
+3.3VCS
PAP_WIDTH_R
PAP_WIDTH_F
+3.3VCS
TOP_SNS
J16N
SR6NSR13N SR14N
J20N J21N
321
J4N
SGND
SSSCLK
1234567
J3N
+24VA
SGND
I2C_SDA
I2C_SCL
+5VC
12345
J124J118NJ124N
2
1
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
+3.3VA
WAKE_VC
WAKE_ENG
CLEI
SGND
CLEO
SGND
/BD2_O
SGND
/VDO11
VDO11
SGND
/VDO21
VDO21
SGND
/TOP
SGND
/VDO31
VDO31
SGND
/VDO41
VDO41
SGND
/VDO12
/VCRST
ENG_TYPE
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
30
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
ENG_TYPE
VDO12
SGND
/VDO22
VDO22
SGND
/VDO32
VDO32
SGND
/VDO42
VDO42
31
32
33
34
35
36
37
38
39
40
2
1
3
4
5
6
7
8
9
10
40
40
J1804E
J106E
GND
FPO
FPI
FPCK
nFPCS
GND
+3.3V Unswitched
+5V Unswitched
+5V Switched
+5V NFC Switched
I2C SDA
I2C SCL
GND
I2C interrupt
NFC detect
+3V NFC Switched
SPACE
1234581234567
3.3V
SCL
GND
SDA
VBUS
VBUS
GND
GND
D+
D-
Shield
nOFF_On
IOD_nPD
J1821S J1820
12345
J1822
76543218
J1829S
345612
J1816
81234567 910
J1815
17 1816151413121181234567 910
J1812D
17 1816151413121181234567 910
J1812S
CP_WAKE/nPD
CP_WAKE/nPD
GND
FPO
FPI
FPCK
nFPCS
GND
+3.3V Unswitched
+5V Switched
982345617
J1813
SB-D cableSB-S cable
HDMI cable
Contorl panel
(4 line panel)
Contorl panel
(STP panel)
NFC PCA WL PCA Memory PCA
HVT-T PCADC controller PCA
Formatter
WU-USB cable HIP USB cable
<Duplex model>
<Duplex model><Simplex model>
Media sensor Media sensor
<Duplex model>
178 Chapter 2 Solve problems ENWW