Schematic Diagram - Samsung BQ1Q4T090 Service Manual

8. Schematic Diagram

8-1 Schematic Diagram
PTC101
270M
LIVE
R107
C101
1.2M
100nF
NEUTRAL
INTERRUPT
R101 R102 R103 R104
47K 47K 47K 47K
+5V
R106
D105
20K
1N4007
PC101
TLP-181
DIVIDER &
+5V
-TWIN & PYROLYTIC
R401
2K
DV-SW
R402 2K
1
2
AD_U
3
4
AD_L
5
6
C301 C302
10uF 10uF
DISPLAY PCB
+12V +5V +5V
1
2 1
4 RXD 2
5 TXD 3
8 SCL 4
SDA 5
7
6 6
WAKE-UP
TOGGLE
9 7
3 8
IC401
KIA358F
VCC=+6V,GND=DGND
SL
+
5 S-LEVEL
OUT
7
-
6
IC401
KIA358F
VCC=+6V,GND=DGND
WH
+
3 W-H
OUT
1
-
2
On board writing
+5V
+5V
R701
5
2K
4
1
2 RXD1
C701
TXD1
3
100nF
RESET
6
CN701
SMW200-06P
L101
LF-2CTOP
BD101
4 3
DF06S
ZNR101
560V
TVR14561
C102 C103
1 2 10uF 10uF
IC02
OVP
78L05
R07 R08
D01 LIVE-2 C04
8 470K 1K
EM518 100nF
D02 R03 Vcc +5V
EM518 10K
7 3
KRA226
R01 In Out
TR01
470K 6
R04 Thr
100K 1 5 R10
Isw RC 1K
R11 2 PC01
R09
470K Ire TLP-181
R105 C02 470
1 6
1uF
Gnd
2K
4
R05 3 4
C114
1nF 47
C01 R02 R12 C03 R06 C05
4.7uF 10K 10K 10uF 12K 1nF
TEMP SENSOR STEAM TEMP
+12V
RY203
DU12D1-1P
MEAT PROBE D203
+5V
MM4148
+5V
TR203
RY204
KRC246
DU12D1-1P
R501 R503
13K 2K
R801 R803 D204
13K 2K MM4148
4
TR204
3 2 RY205
KRC246
DU12D1-1P
R502
2 1
80.6K
R802
D205
1 3
80.6K MM4148
TR205
RY206
KRC246
DU12D1-1P
D206
MM4148
TR206
RY207
LIVE KRC246
T9AS1D22-12
R410 LATCH-1
D207
MM4148
2K
R409
LATCH-2
LIVE-2
TR207
RY208
KRC246
G5T-1A-ASI-12VDC
2K
R408
SIDE-RACK
D208
MM4148
2K
R407
DOOR-SW
RY209
TR217
G5T-1A-ASI-12VDC
2K
KRC246
LATCH
D209
1
MM4148
MODULE
TR209
3 RY210
KRC246
G5T-1A-ASI-12VDC
IC402
KIA358F
D210
VCC=+6V,GND=DGND
5
MM4148
WM
+
3 W-M
TR210
7 RY211
OUT
1 KRC246
G5T-1A-ASI-12VDC
-
2
D211
9
MM4148
IC402 TR211
RY212
KIA358F KRC246
G5T-1A-ASI-12VDC
VCC=+6V,GND=DGND
WL
+ D212
1
MM4148
5 W-L
OUT
7
- TR212
3
RY213
6 KRC246
G5T-1A-ASI-12VDC
D213
MM4148
TR213
1
SSR201
KRC246
AQG22212
+5V
P
3
TR218
M
KRC246
2 SL 5
SSR202
AQG22212
EMU0
1
P
TR219
3 WH 7
KRC246
WM M
4
WL
5 SSR203
NEUTRAL AQG22212
TR220
6 WATER
P KRC246
7
LEVEL
M
POWER SUPPLY
D103
ST101
MBRF5100
ST-ALCD
KIA7812API
1 10 A C
TR101
KRA226 C108
R108 C104
470uF
150K 1nF 2 9
D104
MBRF5100
TR102
KRC246
3 8 A C
STAND-BY
+6V
4
D102
D101
UF4007
1N4007
C105 KIA78D05PI
5 6
10uF
C107
2.2nF
IC102 R109 R110
TNY276P 12K 220
4 2
D B
1
C110
E
470uF
5 8 R111
S5 S8 C106
1K
OVP 100nF
6 7
S6 S7
ZD101
PC102
UZ5.1B
TLP-181
RESET
+5V
R112
+12V
RELAY
2K
CONTROL
RY214
G5T-1A-ASI-12VDC
C113
10uF
D214
1
MM4148
2
TR214 W-VALVE
3 RY215
KRC246
G5T-1A-ASI-12VDC OSCILLATOR
4
D215
UPPER-HT MM4148
C116
TR215 OPTION
KRC246
RY201
DU12D1-1P C117
LOWER-HT
D201
MM4148
EEP ROM
TR201
RY202 GRILL-MAIN
STEAM-HT KRC246
DU12D1-1P
D202
MM4148
1
A0
+5V TR202 2
GRILL-SUB
A1
KRC246
C201 3
A2
10nF
4
SOURCE
Vss
C202
TR216 IC601
10uF
KRA226 24C04
LATCH-CONTROL
+5V
TR208
KRC246
R201
+5V +5V +5V +5V
2K
LATCH-OPEN
R305
TR221
100K
KRC246 TR222
KRC246
R301 R302
VCC
26.1K 26.1K
LATCH-CLOSE
IC301
R303 10K KIA75S393F
AD_U
VEE
UPPER-LP R304
C307
1.87K
100nF
+6V
LOWER-LP
VCC
IC302
KIA75S358
R307 10K
W-PUMP C303 R308 R309
VEE
10nF 1K 12.7K
+5V
SPIT
R312 +6V
26.1K
VCC
UPPER-FAN IC303
R313 10K KIA75S358
AD_L
LOWER-FAN C305 R314 R315
VEE
10nF 1K 12.7K
COOLING
- 51 -
IC101
+5V
TMP91FW60FG
+12V
IC104
27 DVCC
66 DVCC1
C109
85 DVCC2
470uF
3 VREFH
5 AVCC
26 AM0
+5V 31 AM1
IC103
C112
100nF
29 DVSS
64 DVSS1
C111 86 DVSS2
470uF
4 AVSS
C115
100nF
32 RESET
RESET
37
+5V INT
38
OVP
R113
2K
IC105
28 X2
X2
7033P
X1 30 X1
R114
2K
WAKE-UP 65 NMI
TXD 42
RXD 43
SDA 77 SDA0
X2 SCL 78 SCL0
12pF
80
TOGGLE
XTL1
16.000MHz
23 TXD1
TXD1
12pF
24 RXD1
X1 RXD1
35 EMU0
EMU0
R702
+5V
330
36 EMU1
C601
100nF
95
L-BAND-1
R601
8 96
L-BAND-2
Vcc 2K
7 9
DATA
WP
6 10
CLK CLK
SCL
5 89
DATA S-LEVEL
SDA
14
63
W-H
67
W-M
W-L 68
41
DOOR-SW
19
22
R306
62
STAND-BY
470
18
11
LATCH-CONTROL
33
DV-SW
34
LATCH-1
39
LATCH-2
40
SIDE-RACK
TEMP SENSOR
PYROLYTIC
R311 2K
+5V
S-U R322
TEMP SENSOR
100K
R323
C304 N/P TWIN
3.01K
10nF
+5V
AD_L
R310
30.1K
+5V
1 R318
100K
2
AD_U
PYROLYTIC TWIN R319
4
3.01K
3 AD_U
TEMP SENSOR
R317 2K
S-L
C306 R902 2K
Engineer
10nF
MS_JEON
PCB-TEMP
+5V
Drawn by
R901
MS_JEON
R316 C901
5.1K
R&D CHK
30.1K 1uF
DOC CTRL CHK
PCB TEMP
+5V
MFG ENGR CHK
Changed by Date Changed Time Changed QA CHK
M S _ J E O N 1 7 J A , N 2 0 1 1 09:00 AM
97
S-U
90
S-L
98
PCB-TEMP
91
PROBE
99
AD-IN-U
100
AD-IN-L
92
STEAM-TEMP
1
8
7
2
88
69
87
84
83
82
81
79
6
76
TEST-1
75
TEST-2
70
21
72
71
74
73
20
25
12
13
17
16
15
52
SOURCE
60
LOWER-FAN
59
UPPER-FAN
47
GRILL-MAIN
48
GRILL-SUB
49
BOT-HT
50
UPPER-HT
51
LOWER-HT
46
STEAM-HT
44
W-VALVE
45
OPTION
53
LATCH-OPEN
54
LATCH-CLOSE
55
UPPER-LP
56
LOWER-LP
57
W-PUMP
61
COOLING
58
SPIT
94
U-BAND-2
93
U-BAND-1
D303 MM4148
L-BAND-1
D304 MM4148
L-BAND-2
R324
2K
AD-IN-L
R325 2K
D301 MM4148
U-BAND-1
D302 MM4148
U-BAND-2
R320
2K
AD-IN-U
R321 2K
N/P SINGLE
SAMSUNG ELECTRONICS
416, Maetan-3Dong, Yeongtong-Gu,
Suwon-Si, Gyeonggi-Do, KOREA 443-742
Size
TITLE
A2
24" OVEN_MD
REV Drawing Number Sheet 1 of 1