Schematic Diagrams - Samsung Msys5100P Service Manual

11. Schematic Diagrams

11-1 Main Circuit Diagram
1
SMPS
CN14-1
A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
B
HVPS
CN8-1
1
2
3
4
5
6
7
8
C
GND24
D
LIU
CN13-1
14
13
12
11
10
9
8
7
6
5
4
3
2
1
E
PAPER SENSOR
CN15-1
1
2
3
4
F
1
Samsung Electronics
2 3
24V
+5V -5V +24VS
C108 C118
C106
C101 C100
C103 100nF 100nF
100uF
100nF
16V 22uF
100nF
16V
GND24 GND24
FUSER_ON
*EXIT
GND5 AGND GND24
+5V +5V +5V
+24VS
+5V
R9 R16 R10
10K
10K 10K
U2-5
7407D
10 11
THVPWM
1
R15 12 13
*THV_EA
2.2K
3
THVREAD
2
Q1
KSC1623-G
6 5
*MHV
4 3
BIASPWM
8 9
*SUPPLY_EA
GND5 +5V +5V
+5V
+5V R129 R194
47K 47K R197
5.6K
R195 100
R196
C130 C131 C132 C133
1nF 1nF 1nF 1nF
AGND GND5
GND5
+5V
*PEMPTY
*FEED
C147 C148
100nF 100nF
GND5 GND5 GND5
2 3
4 5
*STBIN
PPD(0:7)
PPD(0)
PPD(1)
PPD(2)
PPD(3)
PPD(4)
PPD(5)
PPD(6)
PPD(7)
C22 C32 C42 C51
1nF 100pF 100pF 100pF
R163
5.1K
*ACK
BUSY
PERROR
SELECT
R171 200
*AUTOFD
R172 200
*INIT
*FAULT
*SLCTIN
C120 C121 C94
330pF 330pF 220pF
GND5
APOLLO-T ONLY
TAD
RX
TX CN10-1
E_RECALL
REMOTE
*EXT_PHONE
CML1
AGC
CML2
*DP
*HOOK1
100
*RING
4 5
6 7
+5V
R28 R45 R59 R79 R47 R46 R64
1K 1K 1K 1K 1K 1K 1K
R162 100
R39 39
R50 39
R73 39
R42 39
R41 39
R54 39
R53 39
R74 39
C34 C33 C45 C44 C53
100pF 100pF 100pF 100pF 100pF
+5V
GND5
R164 R165 R166 R167 R168 R169 R170
5.1K 5.1K 5.1K 5.1K 5.1K 5.1K 5.1K
R75 39
R87 39
R88 39
R101 39
R114 39
R173
200
C67 C75 C76 C81 C82
100pF 220pF 220pF 220pF 220pF
24V
-5V +5V +5V
1 R176
2 10K
3
4
AUDIO_IN
5
AUDIO_OUT
6
BATCHK
7 R183 150
*DSP_FLAG
8 R184 150
*DSP_ACK
9
DSP_HL
10
*DSP_RESET
11 R185 150
*DSP_CS
12
*POR
13
*WR
14
*RD
15
16
17
18
19
20
21
22
23
C136
C134 C135
1nF
1nF 1nF
Engineer:
GND5 GND5 GND5 GND5
Drawn by:
R&D CHK:
TITLE:
DOC CTRL CHK:
APOLLO MAIN
MFG ENGR CHK:
QA CHK: REV:
6 7
8
+5V
R63 R80 R115
1K 1K 1K
A
CN2-1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
B
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36 C
1
1
GND5 FGND
D
E
D(0:7)
D(7)
D(6)
D(5)
D(4)
D(3)
D(2)
D(1)
D(0)
SAMSUNG
PRINTER DIV
F
APOLLO
Size:
A3
Drawing Number: Page:
1
8
11-1