Schematic Diagrams - Samsung CF21M Service Manual

10 Schematic Diagrams

10-1-1 Main Part Schematic Diagram
RESET
Delete on CF21M
W_PROTECT
BNC_DSUB
H_LIN
TILT
C210
C208
47UF
100nF
16V
50V
MO
H_SUBSIZE
H/V_ADJ
X-RAY
C220
C216
4.7uF
10NF
50V
50V
KEY1
KEY2
USBDM
USBDP
R227
H_SYNC_IN
100 1/6W
R226
V_SYNC_IN
100 1/6W
MO
ZD203 C213 ZD204
UZ6.2BSB 100nF UZ6.2BSB
50V
R250
100
1/6W
H_SYNC_OUT
100
1/6W
V_SYNC_OUT
H_SIZE
D250
1N4148
Q252
R273
KSC945-Y
10K
C
1/8W
B
CC
E
C272
10NF
50V
H_FOCUS
C258
100pF
500V
H_FLB
CF21M*
+12V +5V_1
C202
C201
R220 ZD201
100nF 100UF
12K MTZ7.5C
16V
50V
1/6W
C207
100nF
50V
IC201
MO
KS88P6232N
1 W_PROTECT S1
2 GND
BNC/DSUB
R215 4.7K 1/8W
3
H LIN RESET
4
DETECT_12V S2
R218
19NS 2.2K
R216
5 TILT S3
4.7K
1/6W 3.9K
1/8W OTHER
6 H_SUBSIZE S4
C209
R214 10K 1/8W
1uF 7
RESET S5
50V
R221 10K 1/8W
8
H/V_ADJ S RAST
9
X-RAY LED
+5V
R219 R233 10
D254 ABL OSC IN
3.3K 4.7K
1N4148
11
1/8W 1/8W OSC OUT
KEY1
R229
12
R231
1K KEY2 DEGAUSS
1K
1/8W R230 1/6W 200
1/8W 13
VDD SDA
R228 1/6W 200
14
USBVCC SCL
R270 100 1/6W
15
USBDM DDC DATA
R271 100 1/6W
16
USBDP DDC CLK
R272 1.5K 1/8W
17
GND CLAMP
18
BB
HSYNCIN
19
AA
VSYNCIN
20 CC
VSYNCOUT
ABL
21
H SYNC OUT
SOG IN
R225
C212 C211
1M
100pF 1nF
1/6W
50V
50V
MO
ZD286
UZ6.2BSB
C214
100nF
50V
BD202 BD205
B B
BD203 BD206
B B
BD204 BD207
B B
BD208
B
13
IC250
TDA9112
1 32
H_HV-IN V_Focus
R251
2 31
VSYNC-IN SDA
R252
3 30
HlockOut SCL
27K
C250
1/8W 4 29
100nF
FC1 VCC
50V
C251 MO
5 28
10nF
PLL2C Bout
100V
P C252
6 27
0.82NF
CO GND
50V
MO
7 26
Hgnd Hout
R253
5K
8 25
RO Xray
1/4W
R274 MF
560 9 24
C254
PLL1F EWout
1/8W
4.7uF
C253
50V R254 C255
C256 27nF
1K 10 23
1uF
H-pos VOUT
10nF 100V
1/8W 63V
100V P
MP
P
11 22
HVFocus VCAP
12 21
Hfly VGND
R256
C259
R255
90K
10uF 13 20
2.2K Href VAGCCAP
1/4W
16V
1/8W
MF
14 19
Comp VRB
C260
C257
100nF
1nF 15 18
50V
Reg-In VEHTcomp
100V
MO
P
16 17
HEHTcomp
Isense
C280
IC280
100nF
KS24C080
50V
1
8
MO
2 7
3
6
4
5
+5V_1
R211 R209 R200 R243 R242 R240 R238
3.3K 3.3K 3.3K 15K 15K 2.7K 2.7K
1/6W
1/8W 1/8W 1/8W 1/6W 1/6W 1/6W
42
S1
41
40
39
S2
38
16 S3
37
S4
36
S5
R210 100 1/6W
35
34
LED
X201
C204
24MHZ
33
33pF
R206
50V
32
4.7M
C203
1/6W
31
33pF
50V
R236 100 1/6W
30
DEGAUSS
R239 100 1/6W
29
R237 100 1/6W
28
R207 56 1/8W
27
DDC_DATA
R208 56 1/8W
26
DDC_CLK
17
R204 100 1/6W
25
BB
R222 3.9K 1/6W
24
AA
R205 100 1/6W
23
CC
R278 100 1/6W
22
SOG_SYNC
D201
1N4148
ZD236
UZ4.7BSA
D202
1N4148
DDC5V
C269
R269
10uF
1/6W
50V
100
V_FOCUS
R267
+12V
1/8W
SDA
56
R266
1/8W
SCL
56 BD201 +12V
C
C270
Q250
100nF
B
R268 50V KSC945-Y
R265
4.7K
1.2K E
C268
1/8W
1/8W
10uF
100V E
Q251
B
KSA733-Y
R264
C
120K
R285 1/6W
R286
9 22K
22K
C286
1/6W
1/6W
10NF
EW_OUT
100V
P
V_OUT
AQ19N* ONLY
C266
CF21 : R286 = Jumper
150nF
100V
R261
P
10K
1/8W
C265
470nF
10
63V
MP
C264
16V
47uF
+5V
+12V
R284 +80V
100
1/6W +6.3V
W_PROTECT
SCL G1
R280 100 1/6W
H_FLB
SDA
R281 100 1/6W
V_SYNC_OUT
CLAMP
SCL
SDA
ABL
DC_FOCUS
C281
R203 10nF
150K 100V
1/6W P
+12V
S_RASTER
+5V
V_SYNC_IN
CN212
slcon5p
1 1
SOG_SYNC
CN211
2 2
slcon5p
3 3
H_SYNC_IN
SDA
H_SYNC_OUT 4 4
SCL
5 5
DDC_CLK
DDC_DATA
S_RASTER
ZD280 ZD281 ZD282 ZD284
V_SYNC_OUT
UZ6.2BSB UZ6.2BSB UZ6.2BSB UZ6.2BSB
H_SYNC_OUT
CN205
slcon5p
CLAMP 1
2
USBDM
3
USBDP
4
BNC_DSUB 5
R283
270
1/6W
+5V
+5V_1
LED
JP332/JP575/JP594
JP586/JP698
D281 D282 Delete on 21"
1N4148 SB020
C285
100nF
50V
MO
JP221/JP538/JP539/JP540/JP541/JP551/JP552/JP553/JP554
AQ19N* ONLY JP561/JP562/JP580/JP584 Delete on 21"
+5V
CN207
slcon3p
1
H_DRIVE
TEMP
2
3
+14V
+12V
Q253
KTA1281-Y
R275 R276
10K 47K
1/8W 1/6W
R277 C273
ZD287
2.2K 100UF
ZPD5,6
1/8W 16V
C
Q254
B
KSC945-Y
E
CN201
slcon15p
1
2
3
BD280
B 4
5
6
7
8
R282
9
1.5K 1/2W
10
11
12
13
14
15
C284 C283
CN209
100pF 100pF slcon1p
50V 50V
1
1
CN210
slcon1p
CN202
slcon16p
SYNCMASTER
1
2
3
4
5
6
7
DDC5V
1 8
9
2 10
11
3 12
13
4 14
15
5 16
6
7
8
CN203
slcon8p
OEM
ZD283 ZD285
UZ6.2BSB UZ6.2BSB
CN204
slcon10p
1
2
KEY1
3
KEY2
4
5
+5V
OP201
6
LTL-10233W
7
8
9
10
CN206
slcon13p
ABL 1
2
TEMP 3
4
5
+5V
6
RESET
7
SDA
8
SCL
9
10
-14V
11
12
13
+12V
10-1