Service Manuals, User Guides, Schematic Diagrams or docs for : Samsung Monitor Monitor 2493HM chassis LS24KIE Schematic Diagram
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Audio
Video
24C02 2.5V
For DDC
HDMI
HDMI / DVI DDR RAM
Switch 24C32
EEPROM 128M
(PI3HDMI1210)
DVI
L
7-1. Circuit Descriptions
24C02 180MHz C
7. Schematic Diagram
For DDC
D
SCALER LVDS
(MST97889CDL-LF) P
(PC)ANALOG Audio Out A
N
24C02
14.318
For DDC E
MHz
PC Audio
L
Serial Flash SOUND AMP
MX25L4005M (TDA 7266)
L R
1.2V HEAD-
SPEAKER
5V PHONE
DC/DC 3.3V
or 9V
SMPS Regulator
18V
5V
24V
INVERTER
7. Schematic Diagram
7-1
7. Schematic Diagram
7-2. Schematic Diagram
7-2-1 Analog, Function, Sound input, Speaker out Block
- This Document can not be used without Samsung's authorization.
+5V_DDC
Do Not Place
1 8
A0 VCC R101 R164
2 7 1TP_DDCA_WP 10Kohm 10Kohm
3
A1 WP
6 1TP_DDCA_SCL XREF DDC_WP
A2 SCL
4 5 1TP_DDCA_SDA R106
TP_DDCA_GND
1
VSS SDA
0ohm
R105 1Kohm XREF
IC100 PC_VSYNC_IN
24LC02B-E/SN
R108 1Kohm XREF
C100 PC_HSYNC_IN
100nF R109
R112 0ohm
16V R111
2.7Kohm 10Kohm
R113 R114
100ohm 100ohm C101 C102
22pF 100pF
DSUB_INPUT XREF
DDC_SDA_A
BD101 CB1608GA180T R117 22 C103 47nF XREF
RED_IN
R115 0ohm
+5V_DDC_A BD102 CB1608GA180T R120 22 C104 47nF XREF
XREF
R118 0ohm
DDC_SCL_A GREEN_IN +5V_DDC
BD103 CB1608GA180T R121 22 C105 47nF XREF
BLUE_IN
R122 R123 R124
75ohm 75ohm 75ohm +3.3V_LIVE
XREF
MGND2 B_GND
XREF
R_GND G_GND
6 pin1 R125
R126 XREF
10Kohm
1 pin11 R_GND
100ohm
11 G_GND XREF
CHK_DSUB R345
7 pin2
pin12
1Kohm
2 DDC_WP
12 B_GND D100 D101 D102
3
3
3
8
3
pin3
pin13
+3.3V_LIVE C
1/10W
B
13 pin9 XREF R127 22 C106 47nF VD XREF
E R346 4.7Kohm XREF DDC_CTL
R_GND R_GND_S Q310
SPEC_STRESS_1
9 pin4 XREF
R_GND
C107 47nF VD 2SC2412K-Q
1
2
1
2
1
2
4 pin14 XREF R128 22 XREF
G_GND G_GND_S R311
14 pin10 XREF
G_GND 47nF 1/10W
10 pin5 XREF R129 22 C108 VD XREF
4.7Kohm
5 pin15 XREF B_GND B_GND_S
B_GND
15
1
1
MGND1
D118
SBFR151-D02-1-NP D115 +5V_DDC_A +5V_DDC_D +5V_DDC_H +5V_MICOM
CN101 D103 D104 D113 D114
1
UDZS5.6B-TE-17,5.6V
BZX84C5V6LT1,5.6V
C109 C110
1uF 1uF
+5V_DDC
D116 D117
BAT54C BAT54C
DSUB_INPUT
SPEAKER OUT
CN503 SMAW250-04 WHT
1
SPK_R+
PC_SOUND_INPUT
2
SPK_R- 3
SPK_L+
4
SPK_L-
L504 3.3UH R510 10Kohm XREF
L505 3.3UH PC_ALIN
1 R524 10Kohm XREF
PC_ARIN
3
1
2
1
1
4 R511 R512
FUNCTION UEJ-CV-022
CN500
5
C510
1.5nF
50V
C518
1.5nF
50V
2
D511 D512
CDS3C05GTA
10Kohm
1/10W
10Kohm
1/10W
+3.3V_LIVE 1
R718 R714
Sound input
R713
0ohm 3.3Kohm 3.3Kohm
CN702 1/10W 1/10W 1/10W
12507WR-05L(P)
1 KEY2 1/10W100ohm R716
MGND1
2
KEY2
1
XREF
3 KEY1 1/10W100ohm R717
U654 KEY1
4
1
XREF
U653 C755 C754 C753 LED_GREEN
5
1
MGND2
1 10nF 10nF 100nF
1
U655 50V 50V 25V
D734 D733 D732
MMBD4148SE MMBD4148SE MMBD4148SE
3
3
3
2
1
2
1
2
1
FUNCTION
7-3
7. Schematic Diagram
7-2-2 DVI, HDMI input Block
- This Document can not be used without Samsung's authorization.
+3.3V_LIVE
HDMI_INPUT +5V_DDC
BD1004
25V
100nF
2
1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
C1141
C1148
25V
GND CP
100nF
MGND3
MGND5 DDC_SCL_HDMI
25
1B2 /EN
24
+5V_DDC
3
3
3
3
3
3
3
3
D105 D106 D107 D108 D109 D110 D111 D112 26 23
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