Samsung ML-6050 User manual

SERVICE
LASER PRINTER
ML-6050
QwikLaser 6050
LASER PRINTER CONTENTS
1. Precautions
2. Specifications
3. Reference Information
4. Disassembly and Reassembly
5. Troubleshooting
6. Exploded Views and Parts List
7. Electrical Parts List
8. Schematic Diagrams
MANUAL

Samsung Electronics
8-1. Engine Controller (1/6)
Samsung Electronics 8-1
VCC
RA33
RA1
12 34 56 78
18PF
C70
456 78
RA12
RA33
12 34 56 78
RA10 12 34 56 78
RA33
RA9 12 3
C77 18PF
C160
0.1UF
RA33
12 34 56 78
R130
1K
RA33
RA6
0.1UF
C192
678
0.1UF
C14
RA5
RA33
12 34 5
C191
33UF/16V RA33
RA14 12 34 56 78
0.1UF
C22
RA11
RA33
12 34 56 78
C74 18PF
18PF
C73
C62 18PF
78
18PF
C63
VCC_U1
RA8
RA33
12 34 56
33UF/16V
C1
678
C52 18PF
C83 18PF
RA33
RA7
12 34 5
C58 18PF
0.1UF
C20
0.1UF
C6
C23
0.1UF
18PF
C84
0.1UF
C18
18PF
C81
C59 18PF
18PF
C61
0.1UF
C12
C161
10NF
18PF
C60
C15
0.1UF
18PF
C75
C19
0.1UF
74F08
U36-2
4
56
33R153
10K
R43
RA13
RA33
12 34 56 78
18PF
C54
R46
10K
VCC
R159 0
33R154
18PF
C85
C13
0.1UF
R42
470
C7
0.1UF
VCC
33
R142
10K
R44
13
12 11
U36-3
74F08
9
10 8
74F08
U36-4
18PF
C66
C64 18PF
18PF
C57
0.1UF
C47
4
REF
1
6
RES
7
SEN
VCC 8
_RES 5
2_RIN 0
R290
U30
7705A
3CT
GND
18PF
C56
18PF
C72
C71 18PF
10K
VCC
R45
0.1UF
C16
13 12
U35-6
74F14
23
74F14
U35-2
34
FILTER_22NF
LF4
1
U36-1
74F08
12
3
C65 18PF
VCC
C17
0.1UF
18PF
C51
0.1UF
C10
C53 18PF
0.1UF
C9
VCC
0.1UF
C24
C55 18PF
74F14
U35-1
12
C82 18PF
nSELECT_IN 11
nSRD0 144
nSRD1 146
12
nSTROBE
145
nSWR0
147
nSWR1
nWE0 33
34
nWE1 35
nWE2
nWE3 36
VCC
171 nENGREADY
nFAULT 19
14
nINITIAL
37
nOE
nRAS0 122
123
nRAS1
nRAS2 124
125
nRAS3 126
nRAS4
nRAS5 127
nRCS0 69
72
nRCS1
nRCS2 73
74
nRCS3
195 nRESET
28
nSC5
nAUTOFD 13
nBK0HW 198
121
nCAS0
nCAS1 118
nCAS2 117
116
nCAS3
172 nCPUPRINT
nCPUPSYNC
170
nDOE 115
114
nDWE
nECS0 29
30
nECS1
nECS2 31
32
nECS3
169 nENGHSYNC
nENGPRQ
166
168
VDD14 VDD15 183 VDD16 184
199
VDD17 VDD18 200
21
VDD2 22 VDD3 VDD4 46
61
VDD5 VDD6 62 VDD7 80
95
VDD8 103 VDD9
VIDEO_OUT
173
WTROUT 194
15
nACK
SIO_TXD 152
TCK
208
TDI
202
203 TDO
TMODE
197
204 TMS
TXD 150
196 TnRST
UCLK 156
VCLK0
164
VCLK1 165
VDD1 20
VDD10 113
142
VDD11 143 VDD12 VDD13 167
GPIO7 182
GPIO8 185
186
GPIO9
MCLK
206
18
PERROR
PPD0 3
4
PPD1
PPD2 5
6
PPD3 7
PPD4
PPD5 8
9
PPD6
PPD7 10
151
RXD
SELECT 17
153
SIO_RXD
GND7
52 53 GND8
GND9
70
175
GPIO0
GPIO1 176
187
GPIO10
GPIO11 188
189
GPIO12
GPIO13 190
GPIO14 191
192
GPIO15
GPIO2 177
178
GPIO3
GPIO4 179
180
GPIO5 181
GPIO6
GND14
119 120 GND15
GND16
134 154 GND17
GND18
155 157 GND19
2GND2
GND20
159 174 GND21
GND22
193 205 GND23
GND24
207
GND3
26 27 GND4
GND5
38 39 GND6
DA4 132
133
DA5 135
DA6
DA7 136
137
DA8
DA9 138
DSR 148
149
DTR
24
EXMACK
EXMREQ 23
EXTNWAIT 25
GND1
1
71 GND10
GND11
88
GND12
104 105 GND13
78 D3
D30
111
D31
112
D4
79
81 D5
D6
82
83 D7
D8
84
85 D9
128
DA0
DA1 129
DA10 139
140
DA11
DA12 141
DA2 130
131
DA3
92 D15
D16
93
94 D17
D18
96
97 D19
D2
77
D20
98
99 D21
D22
100
D23
101
102 D24
D25
106
107 D26
108 D27
D28
109
110 D29
A8
49
50 A9
16
BSY
201 CLKSEL
158 COMCLK
CnEBSY
162
163 CnEMSG
CnPESY
160
161 CnPMSG
D0
75
76 D1
D10
86
87 D11
D12
89
90 D13
D14
91
A14
57
58 A15
A16
59
60 A17
A18
63
64 A19
A2
42
A20
65
66 A21
A22
67
68 A23
43 A3
A4
44
45 A5
A6
47
48 A7
KS32C6100
U1
A0
40
41 A1
A10
51
54 A11
A12
55
56 A13
18PF
C78
C21
0.1UF
R272
10K
C68 18PF
C11
0.1UF
C69 18PF
220PF
C301
18PF
C80
18PF
C67
C79 18PF
C25
0.1UF
78
RA33
RA4
12 34 56 78
RA2
RA33
12 34 56
C76 18PF
VCC
RA3
RA33
12 34 56 78
VCC_U1
A(0:23)
TXD
RXD
nECS0
nECS1
CBSY*
A(1)
A(0)
VIDEO*
VBUS
EIRQ0*
A(17)
A(16)
A(15)
A(14)
A(13)
A(12)
A(11)
A(10)
A(9)
A(8)
A(7)
A(6)
A(5)
A(4)
A(3)
A(2)
WE(0)
nRAS(0:5)
PP_STROBE*
DA(0:12)
RESET*
WTROUT
LSYNC*
A(23)
A(22)
A(21)
A(20)
A(19)
A(18)
nCAS(1)
nCAS(2)
nCAS(3)
nDWE
MC_FAULT*
PP_INIT*
OE*
nRAS(0)
nRAS(2)
nRAS(3)
nRCS(0)
nRCS(2)
PP_SELIN*
PPD(3)
PPD(4)
PPD(5)
PPD(6)
PPD(7)
MC_SELECT
WTROUT
MC_ACK*
PP_AUTOFD*
nCAS(0)
LED(4)
LED(1)
LED(2)
LED(3)
E2PROM_DO
DPO_RST*
E2PROM_DI
MC_PERROR
PPD(0)
PPD(1)
PPD(2)
DA(3)
DA(4)
DA(5)
DA(6)
DA(7)
DA(8)
DA(9)
PANEL_KEY
WR_FLASH
DEMO*
SEL_DEMO
EXITP*
E2PROM_CS
E2PROM_SK
DA(8)
DA(9)
DA(10)
SYSCLK
VCLK
MC_BUSY
DA(0)
DA(1)
DA(10)
DA(2)
EMSG*
PSYNRQ*
READY*
PRINT*
nRCS(0:2)
nCAS(0:3)
PPD(0:7)
D(0:31)
DA(0)
DA(1)
DA(2)
DA(3)
DA(4)
DA(5)
DA(6)
DA(7)
D(26)
D(27)
D(28)
D(29)
D(30)
D(31)
TDO
CCLK*
CMSG*
EBSY*
D(15)
D(16)
D(17)
D(18)
D(19)
D(20)
D(21)
D(22)
D(23)
D(24)
D(25)
D(4)
D(5)
D(6)
D(7)
D(8)
D(9)
D(10)
D(11)
D(12)
D(13)
D(14)
A(23)
A(3)
A(4)
A(5)
A(6)
A(7)
A(8)
A(9)
TnRST
D(0)
D(1)
D(2)
D(3)
A(0)
A(1)
A(10)
A(11)
A(12)
A(13)
A(14)
A(15)
A(16)
A(17)
A(18)
A(19)
A(2)
A(20)
A(21)
A(22)
8. Schematic Diagrams

Schematic Diagrams
8-2 Samsung Electronics
Engine Controller (2/6)
1
2
1
2
3
SLCON3P-TONER
CN103
1
2
3
+5V
CN10
SLCON2P-FAN
1NF
C31
50V
JS5
CN7
SLCON3P-CLN
24
3
4
5
6
7
8
9
+24V
0.5
R62
1/2
1
10
11
12
13
14
15
16
17
18
19
2
20
21
22
23
1NF
C41
50V
+5V
D225
1N4148
CN5
DLCON_24P-VIDEO
74LS06
U205-3 56
100R293 1/4
+5VT
50V
C42
1NF
Q10
KSC1008
B
C
E
+5VS+24VS1
10NF
C36
50V
1/8
R59
5.6K
JS6
+5V+5V
+5V
5.6K
R26
1/8
D232
1N4148
5.6K
R51
1/8
1N4148
D227
1/8
R48
2.2K
50V
C231
10NF
50V
C24
10NF
D231
1N4148
D226
1N4148
+24VS1
50V
C17
1NF
5.6K
R61
1/8
+5V
+5V
5.6K
R60
1/8
+5V
1/8R283 100
1N4148
D230
100R284 1/8
BD1
1N4148
D224
1/8R285 100
D228
1N4148
U203-3
7407
56
33
R517
1/2
BDCORE
2
3
4
10V
47UF
C11
+5V
+5VT
+5V
1K
R42
1/8
50V
C30
100PF
SLCON4P-DCU
CN2
1
C22
1NF
50V
C503
100UF
1/8R29 100
1/2
R8
1
1/8
R63
12K
50V
100NF
C46
50V
50V
C26
100NF
100NF
C32
50V
8
9
1N4148
D233
+5V
1N4148
D229
R282 1/8
CN3
SLCON11P
1
10
11
2
3
4
5
6
7
CN6
SLCON8P-SCF
1
2
3
4
5
6
7
8
+5V
100
100PF
C16
50V
JS4
CLN
TONER
VDI
LDON
HSYNC
LREADY
1/8
R28
5.6K
+5V
EBUSY
READY
HSYNC
CMSG
EMSG
CCLK
PRINT
PSYNC
DCU_DATA
DCU_CLK
PMOTOR
PT_LAMP
SEL_CASSET
SCF_MOTOR
SCF_CLUTCH
SCF_EMPTY
VDO

Samsung Electronics 8-3
Schematic Diagrams
Engine Controller (3/6)
+5V
NOT USED
50V
C227
100NF
KSD526
Q201
B
C
E
50V
C209
100NF
1/8
R224
47K
100NF
C226
50V
+18V
1/8
R234
86.6K
50V
C229
100NF 2.2NF
C223
500V
+24VS1 470PF
C204
3KV
50V
C217
10NF
HS201
HEAT_SINK2
50V
C228
100UF
1/4
BR
R201
10M
+24VS1
C220
2KV
1/8
R415
3.3K
50V
C222
100NF
2KV
1/8
R238
100K
ZD203
1N5274B
100PF
3.3M
R212
1/2
SUPPLY
HP11
30M
R412
BR
100PF
C403
DEV
1
U201-1
LM324
Q0 1
Q13
2Q2
1/8
R257
33K5.6K
R261
1/8
VR203
10KOHM
HP2
C
E
50V
C210
33NF
+24VS1
470PF
C201
3KV
D210
ESJA57-04
U203-4
7407
98
2SA1413
Q402
B
C E
KSC1008
Q403
B
1/8
R237
16.2K
2KV
C404
68PF
75K
R269
1/8
TRANS10P
T204
110
2
4
56
1/8
R413
33K
3.3M
R229
1/2
1/2
R210
3.3M
UZ33B
ZD205
MHV
HP31
1/8
R218
390
1/2
R226
3.3M
15K
R222
1/8
1N4148
D215
+18V
47K
R223
1/8
12
1/8
R258
180K
4.7M
R204
1/4
10
R217
1/2
TRANS10P
T202
1
10
2
4
5
6
7407
U203-6
13
+18V
9.1K
R262
1/8
U202
KA7818
2
GND
IN
13
OUT
3.3M
R239
1/2
2.2K
R416
1/8
10K
R418
1/8
UZ33B
ZD204
1/8
R253
27K
10K
R417
1/8
+24VS1
+18V
33NF
C208
50V
Q204
KSD526
B
C
E
50V
C230
2.2NF
10M
R205
1/4
SLCON2P-MHV
CN8
1
2
1/2
R230
10
R268
17.4K
47K
R227
1/8
10KOHM
VR204
U203-1
7407
12
2M
R208
1/4
1/8
Q211
KSC1008
B
C
E
1/8
R419
33K
+24VS1
1K
R414
1/8
LM324
U201-3
8
Q0
10 Q1
Q2
9
1/4
R207
4.7M
3KV
C219
470PF
ESJA57-04
D201
D202 ESJA57-04
1/4
R209
2M
93.1K
R233
1/8
D223
1N4148
BIASPWM
MHV
SUPPLY
1/8
R266
33K
390
R231
1/8

Schematic Diagrams
8-4 Samsung Electronics
Engine Controller (4/6)
MLC AXIAL
+5V
MLC AXIAL
MLC AXIAL
500V
C10
10NF
50V
C43
1NF
50V
C37
100NF
1/8
R37
4.3K
+5V
D4
1N4148
1/8R30 100
50V
C1
10NF
1/8
R57
3.3K
CN4
1
2
+5V
150
R512
1/8
150
R23
1/8
510R20 1/8
OP3
S58VT
SLCON2P-THER
D222
1N4148
1/8
R41
1K
10NF
C502
500V
+5V
KSB1151-Y
Q9
B
C E
15K
R43
1/8
1/8
R49
1K
1NF
C237
50V
+24VS2
1/8
R39
1.2K
1K
R18
1/8
U5-1
LM393
Q0 1Q1
3
2Q2
Q8
KSC1008 B
C
E1NF
C45
50V
+5V
100UF
C504
50V
1/8
R35
5.6K
1N4148
D220
+5V
1K
R58
1/8 BDCORE FB2
+5V
5.6K
R40
1/8
100R24 1/8
FEED_CLUCH
1
2
FB3
BDCORE
+24V
1N4148
D221
100R514 1/8
+5V
4.7K
R47
1/8
5.6K
R19
1/8
OP1
S58VT
50V
47UF
C506
1/8R15 100
+5V
1/2
R292
2.2K
1/8
R513
15K
S58VT
OP4
10NF
C12
500V
1/8
R44
1K
Q4
KSC1008
B
C
E
1/8
R64
150
1/8
R16
150
1
10
2
3
4
5
6
7
8
9
S58VT
OP2
+24VS1
5.6K
R38
1/8
Q208
KSC1008
B
C
E
DLCON_10P
CN104
C
E
74LS06
U205-4
98
1/8
R22
15K
R17
1/8
+24VS2 +24VS1
+5V
KSC1008
Q3B
MOTOR_PA
MOTOR_PB
MOTOR_EA
FAN_E
MP_PAPER
MP_CLUTCH
D1
1N4003
15K COVER
FUSER
FUSERON
CLUTCH
FEED
PEMPTY
EXIT
SLEEP
THERM
PSIZE

Samsung Electronics 8-5
Schematic Diagrams
Engine Controller (5/6)
ESJA58-06
D206
Q202
KSD526
B
C
E
1.8K
R274
1/8
2.2K
R250
1/8
U201-2
LM324
Q0 7Q1
5
6Q2
309K
R511
1/8
LM324
U201-4
14 Q0
12
Q1
Q2 13
+18V
+18V
1/8
R505
56K
68K
R515
1/8
6K
1N4148
D502
+18V
+18V
VR201
10KOHM
+18V
1/8
R501
2.2K
JP641
470PF
C211
7407
U203-5
11 10
4.7M
R277
1/4
68PF
C203
2K
D501
+24VS1
6K
C213
100PF
1/8
R252
100
1/2
R216
56
75K
R506
1/8
1N4148
ESJA58-06
D205
1/8
R256
2.2K
6K
C215
470PF
1N4003
D216
1K
R213
1/8
1/8
R504
2.2K
50V
C505
4.7nF
D217
1N4003
+18V
30M
R280
BR
Q502
KSA708
B
C
E
470K
R243
1/8
12.1K
R245
1/8
Q203
B
C
E
Q207
KSA708
B
C
E
ESJA58-06 D207
1/8
R247
78.7K
1N4148
D209
HS202
HEAT_SINK2
KSD526
BR
R220
200M
2.2nF
C221
50V
33NF
C207
50V
R215
100K
1/8
R221
390
470PF
C216
6K
56
R219
1/2
VR205
100KOHM
1/8
10KOHM
VR202
6K
C212
470PF
33K
R500
1/8
R263
33K
1/8
R507
33K
KSC1008
Q503
B
C
E
D503
1N4003
10nF
C501
50V
1/8
ZD201
UZ5.6BCB UZ7.5BM
ZD202
50V
C225
2.2nF
1/8
R509
619K,MF
33NF
C224
50V
T201
TRANS10P
1
10
2
4
5
6
1/8
R225
2.2K
1/8
R240
68K
33K
R249
1/8
1/8
R251
1.2K THV
HP41
680K
R236
1/8
KSA708
Q209
B
C
E
T203
TRANS10P
110
2
4
56
D203
ESJA57-04
6K
C206
470PF
50V
C214
33NF
1/8
R260
5.6K
+5V
1/8
R508
21.5K,MF
34
1M
R502
1/8
D500
1N4148
D208 ESJA58-06
C
E
1/8
R503
33K
6K
C202
470PF
U203-2
7407
ESJA57-04 D204
+5V
50V
C500
2.2nF
Q500
KSC1008
B
KSA708
Q501
B
C
E
1/8
R248
56K
THVPWM
THVEA
THVREAD
30M
R211
BR
17.4K,MF
R510
1/8

Schematic Diagrams
8-6 Samsung Electronics
Engine Controller (6/6)
220UF,200V
5
LOCATIONNO
R106,R107
0.1OHM,2WR114
T101
250V/T5A
F151
8
9
10
7
SMPS[V1]
6
125V/8A
125V/5A
IRF840
4
100KOHM,1/2W
DESCRIPTION
3
F101
220NF,250V
47NF,250V
1
1900UH
C102
C107
250V/5A
2
C101
F101
F151
PC152,PC153
Q102
MLC RADIAL
[V2] [V1]
50V
1UF
C152
THERMISTER
TH101
PC817
JP614
3W
R158
470
1N4148
D154
+5VS
2.2NF
C103
250V
47K
R108
2W
+24V
C114
47UF
50V
FH3
BDCORE
BD151
23
4
FH1
+24V
+5V+5VS
4.7NF
50V
C113
BDCORE
BD103
ZD152
UZ33B
6MH
L102
1
C151
2200UF
16V
BD152
BDCORE
D102
UF4007
500V
C106
10NF
TNR-471K
TNR101
C107
150UF
400V
1/8
R153
3.16K
SW151
M_SW
132
L152
9UH
D3SBA60
DB101
1
2
3
4
BDCORE
BD102
470
R157
3W
270
R112
1/4
1W
R114
0.22
470k
R105
1/2
+24VS2
MOC3061
PC151
1
24
6
100NF
C110
50V
PC152-1
PC123FY
1
2
PC123FY
PC153-2
43
PC123FY
PC153-1
1
2
BD101
BDCORE
1N4148
D101
M_SW
SW152
132
KA7552
U101
8
CS CT 72 FB
4GND
IS+
3
OUT 5
RT
1
6
VCC
1
2
3
300UH
L103
SLCON2P-LAMP
CN102
1
2
250V
C102
100NF
CN101
SLCON2P-AC
1
2
1N4148
D6
D153
STPR1020CT
250V
C115
2.2NF
C157
1000UF
35V
6UH
L151
1/4
R113
5.6
FH4
250V
C104
2.2NF
1/8
R110
4.7K
C154
470UF
10V
D103
1N4937GB
1/2
R103
180
PC152-2 PC123FY
43
50V
1UF
C109
250V
C108
10NF
330
R151
1/8
50V
C111
680PF
KR
UZ5.6BCB
ZD151
3K
R154
1/8
200K
R107
1/2
470UF
C155
10V
1/2
R101
470k
STL431_S
U151
A
1/4
R14
1.5K
1/8
R156
470
+24VS1
ZD103
UZ27BM
JP623
JP622
35V
1000UF
C156
D10SC4M
D152
1
2
3
ZD102
5.1V
47
R109
1/4
G
MT1 MT2
FH2
100
R104
1/4
+5V
1/8
R152
2K
330
R111
1/8
+24VS2
TRIAC
Q101
1/2
R106
100K
SLCON4P-POW
CN12
1
2
3
4
10V
470UF
C153
1N5274B
ZD601
HS101
HEAT_SINK2
120
R102
1/2
1/8
R155
100
470NF
C101
250V
0.1UF
C112
50V
GS
L101
11MH
1 23
4
D5
1N4148
FUSERON
TRANS
T101
1
3
5
6
7
10
11
12
Q102
SSP5N90 D

Samsung Electronics 8-7
Schematic Diagrams
VCC
RA33
RA1
12 34 56 78
18PF
C70
456 78
RA12
RA33
12 34 56 78
RA10 12 34 56 78
RA33
RA9 12 3
C77 18PF
C160
0.1UF
RA33
12 34 56 78
R130
1K
RA33
RA6
0.1UF
C192
678
0.1UF
C14
RA5
RA33
12 34 5
C191
33UF/16V RA33
RA14 12 34 56 78
0.1UF
C22
RA11
RA33
12 34 56 78
C74 18PF
18PF
C73
C62 18PF
78
18PF
C63
VCC_U1
RA8
RA33
12 34 56
33UF/16V
C1
678
C52 18PF
C83 18PF
RA33
RA7
12 34 5
C58 18PF
0.1UF
C20
0.1UF
C6
C23
0.1UF
18PF
C84
0.1UF
C18
18PF
C81
C59 18PF
18PF
C61
0.1UF
C12
C161
10NF
18PF
C60
C15
0.1UF
18PF
C75
C19
0.1UF
74F08
U36-2
4
56
33R153
10K
R43
RA13
RA33
12 34 56 78
18PF
C54
R46
10K
VCC
R159 0
33R154
18PF
C85
C13
0.1UF
R42
470
C7
0.1UF
VCC
33
R142
10K
R44
13
12 11
U36-3
74F08
9
10 8
74F08
U36-4
18PF
C66
C64 18PF
18PF
C57
0.1UF
C47
4
REF
1
6
RES
7
SEN
VCC 8
_RES 5
2_RIN 0
R290
U30
7705A
3CT
GND
18PF
C56
18PF
C72
C71 18PF
10K
VCC
R45
0.1UF
C16
13 12
U35-6
74F14
23
74F14
U35-2
34
FILTER_22NF
LF4
1
U36-1
74F08
12
3
C65 18PF
VCC
C17
0.1UF
18PF
C51
0.1UF
C10
C53 18PF
0.1UF
C9
VCC
0.1UF
C24
C55 18PF
74F14
U35-1
12
C82 18PF
nSELECT_IN 11
nSRD0 144
nSRD1 146
12
nSTROBE
145
nSWR0
147
nSWR1
nWE0 33
34
nWE1 35
nWE2
nWE3 36
VCC
171 nENGREADY
nFAULT 19
14
nINITIAL
37
nOE
nRAS0 122
123
nRAS1
nRAS2 124
125
nRAS3 126
nRAS4
nRAS5 127
nRCS0 69
72
nRCS1
nRCS2 73
74
nRCS3
195 nRESET
28
nSC5
nAUTOFD 13
nBK0HW 198
121
nCAS0
nCAS1 118
nCAS2 117
116
nCAS3
172 nCPUPRINT
nCPUPSYNC
170
nDOE 115
114
nDWE
nECS0 29
30
nECS1
nECS2 31
32
nECS3
169 nENGHSYNC
nENGPRQ
166
168
VDD14 VDD15 183 VDD16 184
199
VDD17 VDD18 200
21
VDD2 22 VDD3 VDD4 46
61
VDD5 VDD6 62 VDD7 80
95
VDD8 103 VDD9
VIDEO_OUT
173
WTROUT 194
15
nACK
SIO_TXD 152
TCK
208
TDI
202
203 TDO
TMODE
197
204 TMS
TXD 150
196 TnRST
UCLK 156
VCLK0
164
VCLK1 165
VDD1 20
VDD10 113
142
VDD11 143 VDD12 VDD13 167
GPIO7 182
GPIO8 185
186
GPIO9
MCLK
206
18
PERROR
PPD0 3
4
PPD1
PPD2 5
6
PPD3 7
PPD4
PPD5 8
9
PPD6
PPD7 10
151
RXD
SELECT 17
153
SIO_RXD
GND7
52 53 GND8
GND9
70
175
GPIO0
GPIO1 176
187
GPIO10
GPIO11 188
189
GPIO12
GPIO13 190
GPIO14 191
192
GPIO15
GPIO2 177
178
GPIO3
GPIO4 179
180
GPIO5 181
GPIO6
GND14
119 120 GND15
GND16
134 154 GND17
GND18
155 157 GND19
2GND2
GND20
159 174 GND21
GND22
193 205 GND23
GND24
207
GND3
26 27 GND4
GND5
38 39 GND6
DA4 132
133
DA5 135
DA6
DA7 136
137
DA8
DA9 138
DSR 148
149
DTR
24
EXMACK
EXMREQ 23
EXTNWAIT 25
GND1
1
71 GND10
GND11
88
GND12
104 105 GND13
78 D3
D30
111
D31
112
D4
79
81 D5
D6
82
83 D7
D8
84
85 D9
128
DA0
DA1 129
DA10 139
140
DA11
DA12 141
DA2 130
131
DA3
92 D15
D16
93
94 D17
D18
96
97 D19
D2
77
D20
98
99 D21
D22
100
D23
101
102 D24
D25
106
107 D26
108 D27
D28
109
110 D29
A8
49
50 A9
16
BSY
201 CLKSEL
158 COMCLK
CnEBSY
162
163 CnEMSG
CnPESY
160
161 CnPMSG
D0
75
76 D1
D10
86
87 D11
D12
89
90 D13
D14
91
A14
57
58 A15
A16
59
60 A17
A18
63
64 A19
A2
42
A20
65
66 A21
A22
67
68 A23
43 A3
A4
44
45 A5
A6
47
48 A7
KS32C6100
U1
A0
40
41 A1
A10
51
54 A11
A12
55
56 A13
18PF
C78
C21
0.1UF
R272
10K
C68 18PF
C11
0.1UF
C69 18PF
220PF
C301
18PF
C80
18PF
C67
C79 18PF
C25
0.1UF
78
RA33
RA4
12 34 56 78
RA2
RA33
12 34 56
C76 18PF
VCC
RA3
RA33
12 34 56 78
VCC_U1
A(0:23)
TXD
RXD
nECS0
nECS1
CBSY*
A(1)
A(0)
VIDEO*
VBUS
EIRQ0*
A(17)
A(16)
A(15)
A(14)
A(13)
A(12)
A(11)
A(10)
A(9)
A(8)
A(7)
A(6)
A(5)
A(4)
A(3)
A(2)
WE(0)
nRAS(0:5)
PP_STROBE*
DA(0:12)
RESET*
WTROUT
LSYNC*
A(23)
A(22)
A(21)
A(20)
A(19)
A(18)
nCAS(1)
nCAS(2)
nCAS(3)
nDWE
MC_FAULT*
PP_INIT*
OE*
nRAS(0)
nRAS(2)
nRAS(3)
nRCS(0)
nRCS(2)
PP_SELIN*
PPD(3)
PPD(4)
PPD(5)
PPD(6)
PPD(7)
MC_SELECT
WTROUT
MC_ACK*
PP_AUTOFD*
nCAS(0)
LED(4)
LED(1)
LED(2)
LED(3)
E2PROM_DO
DPO_RST*
E2PROM_DI
MC_PERROR
PPD(0)
PPD(1)
PPD(2)
DA(3)
DA(4)
DA(5)
DA(6)
DA(7)
DA(8)
DA(9)
PANEL_KEY
WR_FLASH
DEMO*
SEL_DEMO
EXITP*
E2PROM_CS
E2PROM_SK
DA(8)
DA(9)
DA(10)
SYSCLK
VCLK
MC_BUSY
DA(0)
DA(1)
DA(10)
DA(2)
EMSG*
PSYNRQ*
READY*
PRINT*
nRCS(0:2)
nCAS(0:3)
PPD(0:7)
D(0:31)
DA(0)
DA(1)
DA(2)
DA(3)
DA(4)
DA(5)
DA(6)
DA(7)
D(26)
D(27)
D(28)
D(29)
D(30)
D(31)
TDO
CCLK*
CMSG*
EBSY*
D(15)
D(16)
D(17)
D(18)
D(19)
D(20)
D(21)
D(22)
D(23)
D(24)
D(25)
D(4)
D(5)
D(6)
D(7)
D(8)
D(9)
D(10)
D(11)
D(12)
D(13)
D(14)
A(23)
A(3)
A(4)
A(5)
A(6)
A(7)
A(8)
A(9)
TnRST
D(0)
D(1)
D(2)
D(3)
A(0)
A(1)
A(10)
A(11)
A(12)
A(13)
A(14)
A(15)
A(16)
A(17)
A(18)
A(19)
A(2)
A(20)
A(21)
A(22)
8-2. Controller Diagram(1/10)

Schematic Diagrams
8-8 Samsung Electronics
Controller Diagram(2/10)
47PF
C107
C34
0.1UF
C165
22PF
10R56
0.1UF
C33
R80 10
47PF
C105
R76 10
C36
0.1UF
R66 10
DQ9 49
1
GND1
GND2 39
72
GND3
PD0
67
68 PD1
PD2
69
70 PD3
RAS0*
44
45 RAS1*
RAS2*
34
33 RAS3*
47 WRITE*
R83
10
35
DQ26
DQ27 50
52
DQ28
DQ29 54
DQ3 8
56
DQ30
DQ31 58
60
DQ32
DQ33 62
64
DQ34
DQ35 38
20
DQ4
DQ5 22
24
DQ6
DQ7 26
36
DQ8
DQ11 53
55
DQ12
DQ13 57
61
DQ14
DQ15 63
65
DQ16
DQ17 37
3
DQ18
DQ19 5
6
DQ2
7
DQ20
DQ21 9
21
DQ22
DQ23 23
25
DQ24
DQ25 27
17 A5
A6
18
28 A7
A8
31
32 A9
29 BS0*
BS1*
46
66 BS2*
BS3*
71
40 CAS0*
CAS1*
43
41 CAS2*
CAS3*
42
2
DQ0
DQ1 4
51
DQ10
SIMM
J7
10 +5V_1
+5V_2
30
59 +5V_3
A0
12
13 A1
A10
19
A2
14
15 A3
A4
16
C104
47PF
10R67
10R77
R55 10
10R131
R69 10
0.1UF
C181
16 NC1
NC2
15
NC3
11
NC4
12
32 NC5
OE*
29
14 RAS*
UCAS*
30 1
VCC1
VCC2 6
21
VCC3
13 WR*
C110
22PF
DQ13 38
39
DQ14
DQ15 40
41
DQ16
3
DQ2
DQ3 4
5
DQ4
DQ5 7
8
DQ6
DQ7 9
10
DQ8
DQ9 33
GND1 22
37
GND2
GND3 42
31 LCAS*
17 A0
A1
18
19 A2
A3
20
23 A4
A5
24
25 A6
A7
26
27 A8
A9
28
DQ1 2
34
DQ10
DQ11 35
36
DQ12
R132 10
C32
0.1UF
U4
KM416C1200
0.1UF
C35
R71 10
VCC
C112
22PF
10R75
R68
22PF
C109
VCC
R57 10
10
22PF
C111
C2
33UF/16V
VCC
10R70
C108
22PF
0.1UF
C37
R72 10
VCC
0.1UF
C183
10R73
10R58
10R74
10R79
GND3
LCAS*
31
NC1
16
15 NC2
11 NC3
12 NC4
NC5
32
29 OE*
RAS*
14
30 UCAS* VCC1 1
6
VCC2
VCC3 21
WR*
13
DQ11
DQ12 36
38
DQ13
DQ14 39
40
DQ15
DQ16 41
DQ2 3
4
DQ3
DQ4 5
7
DQ5
DQ6 8
9
DQ7
DQ8 10
33
DQ9
22
GND1
GND2 37
42
KM416C1200
U3
A0
17
18 A1
A2
19
20 A3
A4
23
24 A5
A6
25
26 A7
A8
27
28 A9
2
DQ1
DQ10 34
35
C182
0.1UF
CAS(0)
CAS(3)
CAS(2)
RAS(2)
RAS(3)
DW*
DAA(0:10)
DEMO*
RESET*
SEL_DEMO
D(6)
D(7)
D(8)
D(9)
D(10)
D(11)
D(12)
D(13)
D(14)
D(15)
D(16)
D(17)
D(18)
D(19)
D(20)
D(21)
D(22)
D(23)
D(24)
D(25)
D(26)
D(27)
D(28)
D(29)
D(30)
D(31)
D(0:31)
CAS(1)
DAA(10)
RAS(0)
RAS(2)
RAS(3)
CAS(0)
CAS(1)
CAS(2)
CAS(3)
nRAS(0:5)
DAA(0) D(0)
DAA(1)
DAA(2)
DAA(3)
DAA(4)
DAA(5)
DAA(6)
DAA(7)
DAA(8)
DAA(9)
DAA(10)
D(1)
D(2)
D(3)
D(4)
D(5)
DAA(1)
DAA(0)
nDWE DW*
DA(0)
DA(1)
DA(2)
DA(3)
DA(4)
DA(5)
DA(6)
DA(7)
DA(8)
DA(9)
DA(10)
DA(0:12)
DAA(0)
DAA(1)
DAA(2)
DAA(3)
DAA(4)
DAA(5)
DAA(6)
DAA(7)
DAA(8)
DAA(9)
D(16)
D(25)
D(26)
D(27)
D(28)
D(29)
D(30)
D(31)
D(17)
D(18)
D(19)
D(20)
D(21)
D(22)
D(23)
D(24)
DAA(9)
DAA(8)
DAA(7)
DAA(6)
DAA(5)
DAA(4)
DAA(3)
DAA(2)
nRAS(3)
CAS(3)
CAS(0)
DW*
RAS(0)
DW*
CAS(1)
RAS(0)
DAA(9)
D(0)
D(9)
D(10)
D(11)
D(12)
D(13)
D(14)
D(15)
D(1)
D(2)
D(3)
D(4)
D(5)
D(6)
D(7)
D(8)
DAA(0)
DAA(1)
DAA(2)
DAA(3)
DAA(4)
DAA(5)
DAA(6)
DAA(7)
DAA(8)
CAS(2)
nCAS(0:3)
nCAS(1)
nCAS(0)
nCAS(2)
nCAS(3)
nRAS(0)
nRAS(2)

Samsung Electronics 8-9
Schematic Diagrams
Controller Diagram(3/10)
(H)
(L)
VCC
(L)
(H)
4
56
74F32
U34-2
19
21
D3
D4 24
26
D5
D6 28
30
D7
D8 16
18
D9
OE*
14
44RESET*
1RY_BY*
23
VCC
13
VSS1
VSS2 32
WE*
43
A4
A5
6
5A6
A7
4
42 A8
A9
41
BYTE* 33
12 CE*
D0 15
17
D1
D10 20
22
D11
D12 25
27
D13
D14 29
31
D15
D2
MBM29F800B
U32
11 A0
A1
10
40 A10
A11
39
38 A12
A13
37
36 A14
A15
35
34 A16
A17
3
2A18
9A2
A3
8
7
C186
0.1UF
VCC
10KR133
VCC
30
D7
D8 16
18
D9
OE*
14
44RESET*
1RY_BY*
23
VCC
13
VSS1
VSS2 32
WE*
43
A9
41
BYTE* 33
12 CE*
D0 15
17
D1
D10 20
22
D11
D12 25
27
D13
D14 29
31
D15
D2 19
21
D3
D4 24
26
D5
D6 28
40 A10
A11
39
38 A12
A13
37
36 A14
A15
35
34 A16
A17
3
2A18
9A2
A3
8
7A4
A5
6
5A6
A7
4
42 A8
VCC
VCC
MBM29F800B
U31
11 A0
A1
10
C189
0.1UF
R125 100
68R126
0.1UF
C187
68R84
VCC
18
NC1
1
43NC2
NC3
44
14 OE*
VCC 23
VSS1 13
32
VSS2
22PF
C190
12
15
D0
D1 17
20
D10
D11 22
25
D12
D13 27
29
D14
D15 31
19
D2
D3 21
24
D4
D5 26
28
D6
D7 30
16
D8
D9
38
37 A13
A14
36
35 A15
A16
34
3A17
A18
2
A2
9
8A3
A4
7
6A5
A6
5
4A7
A8
42
41 A9
33
BHE
CE*
U27
KM23C8105DG-L
A0
11
10 A1
A10
40
39 A11
A12
VCC
22PF
C157
R134 10K
10 8
VCC
U34-1
74F32
1
23
U34-3
74F32
9
C188
0.1UF
R298
10K
C120
22PF
VCC 23
VSS1 13
32
VSS2
0.1UF
C185
22PF
C158
25
D12
D13 27
29
D14
D15 31
19
D2
D3 21
24
D4
D5 26
28
D6
D7 30
16
D8
D9 18
NC1
1
43NC2
NC3
44
14 OE*
3A17
A18
2
A2
9
8A3
A4
7
6A5
A6
5
4A7
A8
42
41 A9
33
BHE
CE*
12
15
D0
D1 17
20
D10
D11 22
A(18)
U28
KM23C8105DG-H
A0
11
10 A1
A10
40
39 A11
A12
38
37 A13
A14
36
35 A15
A16
34
A(19)
F_WE* F_WE*
RCS0*
RCS0* RCS0*
RESET* RESET*
F_RD* RCS2*
nRCS(0)
OE*
RCS0*
nRCS(2) RCS2*
OE#
F_RD* RCS2* OE# OE#
A(18)
OE# F_RD*
F_WE*
WR_FLASH
WE(0)
D(15)
D(0)
D(1)
D(2)
D(3)
D(4)
D(5)
D(6)
D(7)
D(0:31)
D(24)
D(25)
D(26)
D(27)
D(28)
D(29)
D(30)
D(31)
D(16)
D(17)
D(18)
D(19)
D(20)
D(21)
D(22)
D(23)
A(21)
A(20)
A(19)
A(21)
A(20)
A(0:23)
A(13)
A(14)
A(15)
A(16)
A(17)
A(18)
A(0)
A(1)
A(2)
A(3)
A(4)
A(5)
A(6)
A(7)
A(8)
A(9)
A(10)
A(11)
A(12)
A(13)
A(14)
A(15)
A(16)
A(17)
A(18)D(8)
D(9)
D(10)
D(11)
D(12)
D(13)
D(14)
D(15)
D(16)
D(17)
D(18)
D(19)
D(20)
D(21)
D(22)
D(23)
D(24)
D(25)
D(26)
D(27)
D(28)
D(29)
D(30)
D(31)
A(0)
A(1)
A(2)
A(3)
A(4)
A(5)
A(6)
A(7)
A(8)
A(9)
A(10)
A(11)
A(12)
A(0)
A(1)
A(2)
A(3)
A(4)
A(5)
A(6)
A(7)
A(8)
A(9)
A(10)
A(11)
A(12)
A(13)
A(14)
A(15)
A(16)
A(17)
D(1)
D(2)
D(3)
D(4)
D(5)
D(6)
D(7)
D(8)
D(9)
D(10)
D(11)
D(12)
D(13)
D(14)
A(0)
D(0)
A(1)
A(2)
A(3)
A(4)
A(5)
A(6)
A(7)
A(8)
A(9)
A(10)
A(11)
A(12)
A(13)
A(14)
A(15)
A(16)
A(17)