Casio Qt 7300 Service Manual

							Ñ 69 Ñ
R315
10K R314
10K R316
10K C385
0.1U C384
0.1U C387
0.1UC389
0.1UC381
0.1UC350
0.1UC176
0.1UR274
10KR377 R309
10K-NI
8.2KR378
10K R310
51K-NIR311
51K-NIR312 R313FAN3x1D2
1N4148
D5
1N4148 D4
1N4148
R304
10K R301
10KR49
4.7K
R45
4.7K R44
4.7K CN29
HEADER 2x1
C124
0.1U C136
10U
R306
4.7K R305
4.7KR74
20K R73 R257
U33 VCC VCCVCC
VCC133VSB
CPUFAN
-5VD+
-5VD-
-12VD+
-12VD-
+12VD
VCCD
VCC3D
VCORE
VTTD
W83781D 16
18
19
20
28
29
31
30
32
33
34
36
35
37
40
39
38
42 MR
SDA
SCL
CLKIN
IOR-
IOW-
A0
A1
A2
CS-
D0
D1
D2
D3
D4
D5
D6
D7
VID0
VID1
VID2
VID3
VID4
SMI-
RSTOUT- 
BEEP/GPO-
IRQ
R290 11 BEEP 6.14 EXTSMI- 1,17 VID[0..3]4.7K R152
VCC3 5 PGCS1-
5,7,8,10,14,15,21 SD[0..7] 5,7,8,10,14,15,21 SA[0..2]16 OSC781
5,7,8,10,14,15,21 IOR-
5,7,8,10,14,15,21 IOW-5,8 RSTDRV
4.7K VCC
GNDD 14
27
GNDA
15
22
21
3
1
2CASEOPEN
FAN1 IN/OUT
FAN2 IN/OUT
FAN3 IN/OUT
-5VIN
-5VOUT
-12VIN
-12VOUT
+12VIN
+5VIN
+3.3VIN
VCOREA
VCOREB
VREF
VTIN1
VTIN2
VTIN3
OVT. 47
46
45
48
11
10
9
8
7
6
5
4
41
12
24
25
17 SA0
SA1
SA2
SD0
SD1
SD2
SD3
SD4
SD5
SD6
SD7
VID0
VID1
VID2
VID3
44
23
26
43
1
2
20K 10M-NI+12V
+12V
+12V
+12V+12V
+12V
R302
20K
R303
10K
FAN 3x1 FAN 3x1CN1 CN7CN26
3
2
1 3
2
1 3
2
1
-5V
-12V
+12V
VCC3
VCCCORE
VTT 20K-NI 20K-NI
R291
210K
R292
20K
R266
R319
R29810K
10K
10KVCC R275
51K
C383
0.1U
12V
G S PU5
SYSTEMCPU  TEMPCN30
HEADER2x1         CN28
TRJT-1              TC1
TR-1S 10K
1 2 1 2
FAN1FAN3
FAN2
2 1
3
4
5
6
7
82 1
3
4
5
6
7
8 BCDE FGH I J K A
BCDE FGH I J K A
Description: Board No. Drawing No.
SBC8360 18/23 SBC8360 SYSTEM MONITOR 
						

							Ñ 70 Ñ
U35
J18
J17
H19
G20
H18
G19
F20
G18
F19
E20
F18
D20
E19
F17
E18
D19 D15
B16
A17
C15
A16
B15
C14
A15
B14
C13
A14
B13
D12
C12
A13
B12 D10
A10
B10
C10
A9
B9
A8
C9
B8
A7
C8
B7
A6
C7
B6
A5
VAA0 VAA5D18
C19
B20
C18
A20
B19
A19
B18
C17
D16
MC0
MC1
MC2
MC3
MC4
MC5
MC6
MC7
MC8
MC9
MC10
MC11
MC12
MC13
MC14
MC15MB0
MB1
MB2
MB3
MB4
MB5
MB6
MB7
MB8
MB9
MB10
MB11
MB12
MB13
MB14
MB15MA0
MA1
MA2
MA3
MA4
MA5
MA6
MA7
MA8
MA9
MA10
MA11
MA12
MA13
MA14
MA15AA0
AA1
AA2
AA3
AA4
AA5
AA6
AA7
AA8
AA9 U2
T3
R4
T2
U1
R3
T1
R2
R1
P2
N3
P1
N2
M4
M3
N1
J1
J2
H1
J3
J4
H2
G1
H3
G3
F2
E1
F3
D1
E2
F4
E3
W6
V7
Y6
W7
V8
Y7
W8
U9
V9
Y8
W9
Y9
V10
W10
Y10
U10
U11
Y11
W11
V11
Y12
Y13
V12
U12
W13
Y14
V13
W14
Y15
V14
W15
Y16
V15
Y17
W16
U15
P35
P34
P33
P32
P31
P30
P29
P28
P27
P26
P25
P24
P23
P22
P21
P20
P19
P18
P17
P16
P15
P14
P13
P12
P11
P10
P9
P8
P7
P6
P5
P4
P3
P2
P1
P0
GD31
GD30
GD29
GD28
GD27
GD26
GD25
GD24
GD23
GD22
GD21
GD20
GD19
GD18
GD17
GD16
GD15
GD14
GD13
GD12
GD11
GD10
GD9
GD8
GD7
GD6
GD5
GD4
GD3
GD2
GD1
GD0
AD0
AD1
AD2
AD3
AD4
AD5
AD6
AD7
AD8
AD9
AD10
AD11
AD12
AD13
AD14
AD15
AD16
AD17
AD18
AD19
AD20
AD21
AD22
AD23
AD24
AD25
AD26
AD27
AD28
AD29
AD30
AD31
P0
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
P21
P22
P23
P24
P25
P26
P27
P28
P29
P30
P31
P32
P33
P34
P35
MD0
MD1
MD2
MD3
MD4
MD5
MD6
MD7
MD8
MD9
MD10
MD11
MD12
MD13
MD14
MD15
M 20
ENABKL 20
SHFCLK 20
FLM 20
ENAVDO 20
LP 20
ENAVEE 20R2
560AVSS1
AVSS1 20
DDDA 20
DDCK 20
RED 20
GREEN 20
BLUE 20
HSYNC 20
VSYNC 20
CT69030
P[0..35] 20R140
VAA5
VAA0 R139
4.7K 4.7K
C3
VCC3
VCCVP
VCCVA
VCC3
VCC3 VCC3
5.14.15.22 PIRQA-
3.14 GPAR
3.14 GDEVSEL-
3.14 GSTOP-
3.14 GFRAME-
3.14 GTRDY-
3.14 GIRDY-
3 -GBE0
3 -GBE1
3 -GBE2
3 -GBE3
3 GCLKO
3.5.12.15.21.22 PCIRST-
3 GD[D..31] R87
4.7KR90
4.7K
R138
4.7KAVSS1
20 AVSS1VCCVSGNDVP
GNDVS L11
VCC3
VCC3
VCC3BEAD
BEAD
BEADL10 C121
      1U
C120
0.1U
C77
0.1U C82
1U L5
BEAD
BEAD L14
L12 C123
 0.1U C122
   1URCLK/EXTMCLK
SGCLKI
SGCLKO
MVCC
MVCC
MVCC
CVCC
VVCC
IVCC
IVCC
PVCC
PVCC
DVCC
SVCC
AVCC
BVCC
BVCC
AGND
RGND
SGND
PGND
PGND
GND
GND
GND
GND
GND
GND
GND
GND
INT#
PA R
DEVSEL
SERR
PERR
STOP
FRAME
TRDY
IRDY
C/BE-0
C/BE-1
C/BE-2
C/BE-3
IDSEL
STBY
BCLK
RST 16 OSCVGA
E17
C20
H17
N17
D13
W1
U13
D9
W12
D5
C4
U8
B3
U5
N4
H4
Y2
Y1
A2
A3
B4
D14
P17
G17
U7
P4
G4
D7
U14
A4
M1
L4
L3
L2
L1
K2
K4
K1
P3
M2
K3
F1
G2
E4
D2
C1 -GSERR
-GPERR
GD25
STBYDQMAH/CASAH
DQMAL/CASAL
RAS0
SWE/WEA
DQMBH/CASBH
DQMBL/CASBL
SCAS/WEB
DQMCH/CASCH
DQMCL/CASCL
RAS1
AA10/WEC
DQMDH/CASDH
DQMDL/CASDL
SCKE/WED
VCLK
HREF
PCLK
VREF
VRDY
M/DE/BLANK
ENABKL
SHCLK
FLM
ENAVOD
LP/DE
ENAVEE
RSET
GPIO2/DDDA
GPIO3/DDCK
RED
GRN
BLUE
HSYNC
VSYNCY3
V4
W3
U3
V2
V1
T4
C6 Y18
W17
V17
V16
U16
V6
U6
Y5
W5
V5
Y4
W4
W2
V3
U4 A11
D11
C11
B11
B17
C16
A18
J19
H20
K18
J20
R19
P18
T20 R18
U20
T19
R17
T18
U19
V20
T17
U18
V19
W20
W19
U17
V18
Y19
W18 R20
P19
N18
P20
N19
M17
M18
N20
M19
M20
L18
L19
L20
L17
K17
K20
GP0/ACTI
GP1/32KHZ
ROMEN/MCLKOUTVP0
VP1
VP2
VP3
VP4
VP5
VP6
VP7
VP8
VP9
VP10
VP11
VP12
VP13
VP14
VP15
2 1
3
4
5
6
7
82 1
3
4
5
6
7
8 BCDE FGH I J K A
BCDE FGH I J K A
Description: Board No. Drawing No.
SBC8360 19/23 SBC8360 CT69030 
						

							Ñ 71 Ñ
VCCM
CN11
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
37
39
41
43 1
3
5
7
9
11
13
15
C79
180P C112
180P
AVSS1 C148
180P C137
180P2
4
6
8
10
12
14
16
1
3
5
7
9
11
13
15
17
192
4
6
8
10
12
14
16
18
20
S1
G1
S2
G2 U17
SI9953-P 2N3904 Q4
2N3904 Q3 R1 +12V
51K
R48
51K
R76
4.7K R82
ENABKL
 19 ENAVDD4.7KD1
D1
D2
D28
7
6
5 1
2
3
42
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
38
40
42
44+12VM
-12V
P1 19
P3 19
P5 19
P7 19
P9 19
P11 19
P13 19
P15 19
P17 19
P19 19
P21 19
P23 19
FLM 19
LP 19
ENABKL 19 19 ENAVEE
19  P0
19  P2
19  P4
19  P6
19  P8
19 P10
19 P12
19 P14
19 P16
19 P18
19 P20
19 P22
19  M
19 P24
19 P26
19 P28
19 P30
19 P32
19 P34 P25 19
 P27 19
 P29 19
 
 P31 19 
 P33 19 
 P35 19     19 SHFCLK HEADER 8X2H R-1
G-2
B-3CN22
AVSS1
AVSS1
AVSS1
HS-13
VS-14 AVSS1DDCDAT DDCDAT L6 R396
R401
R400
R399
33 33 33BEAD
L16
L13
L9 BEAD
BEAD
BEADDDCCLK
VS-14
HS-13
DDCCLK
HEADER 22X2H 2.0
U0504D
74HCT14
GNDCN6
HEADER 10X2H 2.0
+12VM
+12VM +12VM
C1 C62
0.1U
C4
0.1U C69
47U/10V
JP9
HEADER 3X1 C80
27P C93
27P C74
27P
C60
0.1U C81
27P C90
27P C75
27PL4
BEADL8
L7 BEAD
R94
75 R83
75
L53R397 R402
19 RED 19 GREEN
19 BLUE19 VSYNC
19 HSYNC19 DDDA
19 DDCK
0
0
0 R398
BEADR86
75
+12V
   C68
3.3U/25V
C59
0.1U   C58
0.1UVCCM
VCCM VCCM DVCC
VCCBEAD BEAD
AVSS1L15 G-2
B-3
R-1
3.3U/25V-NIGND
GND
AVSS1
 19 AVSS1
VCC3 VCC
3
2
1
DVCCGND
GND
VCCM
+12VMVCCM
+12VM 98
33
2 1
3
4
5
6
7
82 1
3
4
5
6
7
8 BCDE FGH I J K A
BCDE FGH I J K A
Description: Board No. Drawing No.
SBC8360 20/23 SBC8360
CRT AND LCD CONNECTORS 
						

							Ñ 72 Ñ
VCC
U32
74F174 3
4
6
11
13
14 HAND
SA0
SD3
SD2
SD1
SD0 VCC 21
0
0
1
10
1
0
11
1
1
11
1
1
11
1
1
1 0
0
0
00
0
0
00
0
1
10
1
0
1D0000-01FFF
D2000-03FFF
D4000-05FFF
D5000-07FFF 20 19 18 17 16 15 14 13
JP2
HEADER 2X2
U12
5 PGCS0-
20V8 DIP20
R308
BKLENA
PGCS0-IOW- 5,7,8,10,14,15,18
5,7,8,10,14,15,18 IOR-
5,7,8,10,14,15,18 SA[0..14]U13
DOCCSJSD0
SD13
6
8
11
14 SD2
SD3U29
B1
B2
B3
B4A1
A2
GA1#
GA2#
A3
A4
GA3#
GA4#DID0
DID1
DID2
DID3
74F125 VCC VCC2
5
1
4
9
12
10
13R307
10K
DIORDJVCCSD0
SD1
SD2
SD3D1
D2
D3
D4
D5
D6
CLK
CLRQ1
Q2
Q3
Q4
Q5
Q6
DOD1
DOD3
DID0
DID2 1
3
5
7
92
4
6
8
103
4
6
11
13
14
9
12
5
7
10
12
15DOD0
DOD1
DOD2
DOD3
3,5,12,15,19,22 PCIRST-U11
74F174
CN24
HEADER 5X2H DIOWRJ
PCIRST-
DOD0
DOD2
DID1
DID3 VCC
DOC/SRAM
DIO  CONN
VCCVCC
DOD0R264
4.7K
R261
R263
R262 4.7K
4.7K
4.7KR299
4.7K
R284
R300
R295 4.7K
4.7K
4.7K DOD1
DOD2
DOD3DID0
GND
DID1
DID2
DID3
VPP
SOCKET-DIP32SD[0..7] 5,7,8,10,14,15,18
1 5,14,15 SMEMW-
5,14,15 SMEMR-R322
    4.7K
R379
4.7K 4.7K R321
4.7K VCC
S2
S11
2
3
4
5
6
7
8
9
10
11
13
14
23
SA14
SA13
SA12
SA11
SA10
SA9
SA8
SA7
SA6
SA5
SA4
SA3
SA2
SA1
SA0A16
A15
A14
A13
A12
A11
A10
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0DQ7
DQ6
DQ5
DQ4
DQ3
DQ2
DQ1
DQ021
20
19
18
17
15
14
13SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0 2
3
29
28
4
25
23
26
27
5
6
7
8
9
10
11
12
31
24
22
30WE#
OE#
CE#
PWD#15
16
17
18
19
20
21
22DOCCSJ
DIOWRJ
DIORDJ
BKLENA
WDTTR SA14
SA13
SA0
SA1
SA2 5,14,15 SA19
5,14,15 SA18
5,7,14,15 SA17
5,7,14,15 SA16
5,7,8,14,15 SA15I0
I1
I2
I3
I4
I5
I6
I7
I8
I9
I10
I11
I12
I13F0
F1
F2
F3
F4
F5
F6
F7 1
32
4
9
1CLK
CLRD1
D2
D3
D4
D5
D61
2
3
4
5
6
7
8
9RA2
RA3
RTCC
RST
GND
RB0
RB1
RB2
RB3RA1
RA0
CLKI
CLKO
VCC
RB7
RB6
RB5
RB418
17
16
15
14
13
12
11
101
2
3
Q1
Q2
Q3
Q4
Q5
Q62
5
7
10
12
15HANDSK
COMD1
PICD3
PICD2
PICD1
PICD0
WDTTRVCC
R317
4.7K
C386
0.1UR318
4.7K
U15
PIC16C54R410
1501% 5,14,15 IOCHK-
WDT OUT
11 WDTRST
HEADER 3X1JP7
OSCPIC 16
VCC VCC
R287
4.7K
VCC
VCC3
2 1
3
4
5
6
7
82 1
3
4
5
6
7
8 BCDE FGH I J K A
BCDE FGH I J K A
Description: Board No. Drawing No.
SBC8360 21/23 SBC8360 DIO, DOC AND WDT 
						

							Ñ 73 Ñ
VCC
11 WAKEUP
LANVDD
RTL8139B
MD5
MD6
MD7
LED0
LED1
LED2
VDD
CEXT4
CEXT3
GND
TXD+
TXD-
VDD
CEXT2
CEXT1
RXIN+
RXIN-
RTSET
GND
RTT1
RTT2
RTT3
GND
XTAL50
REXTPHY
VDD
LFTS
LFTM
GND
VDD
VDD
GND
MA16
MA15
MA14
MA13
MA12
MA11102
101
100
99
98
97
96
95
94
93
92
91
90
89
88
87
86
85
84
83
82
81
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128  AD31
AD30
AD29
AD28
AD27
AD26
AD25
AD24 3,4,15,19 PIRQA-
5,19,21 PCIRST-
16 LANPCLK
3,14 PGNT4-
3,14 PREQ4-
LANVDD
3,5,12,15 CBE3-
3,5,12,15 CBE2-
3,5,12,14,15 FRAME-
3,5,12,14,15 IRDY-
3,5,12,14,15 TRDY-
3,5,12,14,15  DEVSEL-
3,5,12,14,15 STOP-
AD6
AD7
AD8
AD9
AD10
AD11
AD12
AD13
AD14
AD15
AD16
AD17
AD18
AD19
AD20
AD21
AD22
AD23
AD24
VDD
CBE3B
IDSEL
AD23
AD22
AD21
GND
AD20
AD19
AD18
AD17
VDD
AD16
CBE2B
FRAMEB
IRDYB
TRDYB
GND
DEVSELB
STOPB
PERRB
SERRB
PA R
CBE1B
VDD
AD15
AD14
AD13
AD12
GND
AD11
AD10
AD9
AD8
VDD
CBE0B
AD7
AD6 1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
MD4
MD3
MD2
VDD
MD1
MD0
VDD
ROMCSB
GND
GND
GND
INTAB
RSTB
CLK
GNTB
REQB
VDD
AD31
AD30
AD29
AD28
GND
AD27
AD26
AD25
AD24 LANVDD
R269
330
R210
10K R211
R226
R221 1K
1.8K 1%
10KR270
330 LANVDD Q10
LT1117
5VSB
L45
1
2
3
4
1 24 3BEAD
JP17
HEADER 4X15VSB 5VSB
CBE0- 3,5,12,15
CBE1- 3,5,12,15
PAR 3,5,12,15
SERR- 3,5,14,15
PERR- 14,15RTL8139
AD[0..31] 3,5,12,15 LANVDD LANVDD
U8 L47 AVCC2L22AVDD L46 C217
27P Y4
25MHZR329
49.9
C405
27PR324
49.9R296
49.9
L41
L42
L43
L44BEAD U16
LF8275BEAD
BEAD
BEAD
RJ-1
RJ-2 TRX+
TRX-
TTX-
TTX+ R297
49.9C380
0.1U
C403
27PC391
0.1UR325
75R323
75
C394
0.01U/1KV C392
0.1UR326
75R320
75 TXD+RXIN+
RXIN-
TXD-1
3
2
11
10
916
15
14
6
7
8 RD+
RD-
CT
TD-
CT
TD+RX+
CT
RX-
TX-
CMT
TX+
R404
33
R403
33 C213
27P
R406
1.8K 1%
R407
0AVDD
AVDD
AVDD BEAD BEAD
LGND5
GND4
GND3
GND2
GND1
LANVDD
EECSR408
0
R409L20
BEAD
5VSB
NC
NCLANVDD U28
93C46 RMA2
RMA1
RMA01
2
3
4CS
CK
DI
DOVCC
NC
NC
GNDGND1
GND2
GND3
GND4
GND5
8
7
6
5CN25
HEADER 4x2H 1
3
5
7
9 TTX+
TRX+
RJ-2
RJ-1TTX-
RJ-2
TRX- 2
4
6
8
10
R405
10K MA10
MA9
GND
MA8
MA7
VDD
VDD
MA6
GND
GND
PCITSTB
MA5
MA4
MA3
EECS
MA2
MA1
MA0
VDD
AD0
AD1
AD2
AD3
AD4
GND
AD564
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40
39RMA2
RMA1
RMA0
AD0
AD1
AD2
AD3
AD4
AD5LANVDD LANVDD
LANVDD
C277
1U
C268
1UC278
0.1UC279
1U
8139B:
8139C:ON: L45,L46,L47,R407 MAKE_OM_LAN:
R41,R43 ON
OSC=50MH3:
ORY=25MH2R125  OFF
R125  ON
ON: Q10,R406,R226 OFF: Q10,R406
OFF: L45,L46,L47,L22,
            R407, R221C328
0.1UC282
0.1U C326
0.1U C222
0.1U
C252
0.1UC243
0.1UC224
0.1U LANVDD LANVDD
AVDDBEAD L23
AVDD LANVDD LANVDD LANVDD LANVDD LANVDD
2 1
3
4
5
6
7
82 1
3
4
5
6
7
8 BCDE FGH I J K A
BCDE FGH I J K A
Description: Board No. Drawing No.
SBC8360 22/23 SBC8360 LAN 
						

							Ñ 74 Ñ
VCCCORE
VCCCORE
VTT
VTT
VCC3
VCC3VCC3 VCC3
VCC3
VCC3 VCC3
VCC3
VCC3
VCC
VCC
VCC5VSB
+12V -12VC299
1U
C39
0.1UC3
0.1UC218
0.1UC290
0.1UC367
0.1UC266
0.1UC323
0.1UC339
0.1UC318
0.1UC324
0.1UC341
0.1UC390
0.1UC234
0.1UC361
0.1UC360
0.1UC274
0.1UC404
0.1U C151
0.1UC86
0.1UC85
0.1UC108
0.1UC99
0.1UC101
0.1UC135
0.1UC119
0.1UC88
0.1UC154
0.1UC84
0.1UC109
0.1UC118
0.1UC97
0.1UC76
0.1UC70
0.1U C2
1000UC35
1000UC411
1UC280
1UC388
1UC161
0.1UC160
0.1UC159
1UC407
1UC167
0.1UC166
0.1UC172
0.1UC128
0.1UC139
0.1UC89
0.1UC83
0.1UC96
0.1U C153
0.1UC152
0.1UC150
0.1UC170
0.1UC163
0.1UC146
0.1U C343
1UC42
1UC40
1UC38
1UC41
1UC43
1UC44
1UC396
1UC399
1UC398
1UC397
1UC269
1U
FOR CPU
C238
1UC168
0.1UC145
0.1U C73
1UC216
1UC149
0.1UC162
0.1U C408
1UC178
1U C295
1UC284
1UC317
1UC47
1UC296
1UC37
1UC36
1U C336
1U C375
1UC329
1UC363
1UC225
1UC227
1U C303
1UC226
1UC346
1UC335
1UC250
1UC262
1UC285
1UC316
1UC302
1UC315
1UC327
1U
C294
1UC298
1UC313
1UC333
1UC356
1UC374
1UC430
1UC431
1U
C71
10UC67
10UC413
10UC66
1UC126
1UC165
0.1UC116
0.1UC211
0.1UC210
0.1UC127
0.1UC125
0.1UC111
0.1UC421
1UC422
1UC409
1UC65
1UC230
1U C115
0.1UC106
0.1UC104
0.1UC103
0.1UC102
0.1UC191
0.1UC140
0.1UC155
0.1UC156
0.1UC157
0.1UC131
0.1UC5
0.1UC194
0.1U C382
1UC358
1U
   C78
3.3U/25V   C95
3.3U/25VC110
1U C393
0.1UC406
0.1UC63
0.1UC372
0.1UC325
0.1UC301
0.1UC232
0.1U
C64
1U
2 1
3
4
5
6
7
82 1
3
4
5
6
7
8 BCDE FGH I J K A
BCDE FGH I J K A
Description: Board No. Drawing No.
SBC8360 23/23 SBC8360 
						

							Ñ 75 Ñ
MOUSEPS/2 and K/B
AU-DATA
KB-GND L2
INDUCTOR
C8
22PC6
22PC7
22P KV1 KB-VCC
AU-CLK
PS2-61
2
3
4
5
6
PS&KB
KB-VCC
KB-CLK
AU-DATA
KB-GND
KB-GNDKB-DATA
KB-GND
KB-VCC
AU-CLK VCC
JP2X5A1
3
5
7
92
4
6
8
10
USB
USB
USBVCC
UV0-
UV0+USBVCC
UV1-
UV1+
HEADER 4X2A1
2
3
45
6
7
8
CN1
JP2X5A1
3
5
7
92
4
6
8
10
KB
KB-DATA
KB-GND L1
INDUCTORL3
INDUCTOR
C5
22PC3
22PC4
22P KV2 KB-VCC
KB-CLK
PS2-61
2
3
4
5
6
UV0-
UV0+USBVCC
UV1-
UV1+
C9
0.1UFDD CN
FDDA
DSKCHG-
SIDE1-
R D ATA -
WPT-
TRK0-
WGATE-
W D ATA -
STEP-
DIR-
DRVS0-
MOTE0-
INDEX-
REDWC-
JP2X17A33
31
29
27
25
23
21
19
17
15
13
11
9
7
5
3
134
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
FDD
SCSI2626
25
24
23
22
21
20
19
18
17
16
15
1413
12
11
10
9
8
7
6
5
4
3
2
1
DSKCHG-
MOTE0-
DIR-
STEP-
WGATE-
TRK0-
WPT- F1
FUSE VCCFDDDVCC
INDEX-
DRVS0-
REDWC-
W D ATA -
R D ATA -
SIDE1-
C2
10U/6V FDDDVCC
C1
0.1U
2 1
3
4
5
6
7
82 1
3
4
5
6
7
8 BCDE FGH I J K A
BCDE FGH I J K A
Description: Board No. Drawing No.
PANEL 2120 PANEL
PS/2 AND K/B, USB, FDD CN 
						

							Ñ 76 Ñ
NOTES :
1. Price and specifications are subject to change withput prior notice.
2. As for spare parts order and supply, refer to the ÒGUIDEBOOK for Spare Parts SupplyÓ, published
separately.
3. The numbers in item column corespond to the same numbers in drawing.
4. CASIO does not supply the spare parts without parts code.
5. Remarks
Qty : Quantity used per unit
RANK: A = Essential
B = Stock recommended
C = Less recommended
X = No stock recommended
10. PARTS LIST
PARTS LIST
MODEL : QT-7300 (EX-963)
CONTENTS
EXPLODE VIEW ............................................................................................................................ 77
  1. MAIN COMPONENTS .............................................................................................................78
  2. FDD/MOUSE/KB PCB ............................................................................................................. 79
  3. LCD UR PCB ........................................................................................................................... 79
  4. MULTI I/O PCB ........................................................................................................................ 79
  5. TOUCH PANEL CONTROL PCB ............................................................................................ 80
  6. DRAWER DRIVE PCB ............................................................................................................80
  7. RELAY PCB ............................................................................................................................. 80
  8. LCD CONVERTOR PCB ......................................................................................................... 80
  9. OTHERS .................................................................................................................................. 81
10. DRAWER ................................................................................................................................. 82
DL-2773 (M Type) .................................................................................................................... 82
DL-2915 (M Type) .................................................................................................................... 84
DL-3615 (L Type) ..................................................................................................................... 86
11. DRAWING ............................................................................................................................... 88 
						

							Ñ 77 Ñ
37
40
38
40
35
41
36
39
43
42
39
34
40
30
31
10
19
2
13
3
21
29
15
33
33
32
20
12
25
14
23
27
28
18
26
9
11
22
1
4
16
177
5
5
6
8 
						

							PARTS PRICE LIST
QT-7300
N Item Code No. Parts Name Specification Q Price Code R
1. Main components
N
1 9487 0558FRONT COVER /with LED COVER EDM-2313 (380/CASIO)
00-415009351CP C
N 2 9487 0529 COVER/REAR EDM-2314 (380/CASIO) 00-41500955 1 DE X
3 1904 9027 CAP/DUST SPILL 6332000010 (345) 00-41500970 1 AM X
4
1904 9070RUBBER/WATERPROOF 6322000000 (EX960AC) (50) 00-12301080
1BO X 5 1904 9044 LCD SET PIECE EAM-1420 00-11100215 4 AC X
6 9487 0617 LCD-STAND-RSL EBM-1565 00-33900305 1 BL X
7 9487 0618 LCD-STAND-LSF EBM-2394 00-33900400 1 BK X
N
8 9487 0619 BASE/METAL EBM-2395 00-25400300 1 CT X
9 1904 9077 PLATE/SLOT EBM-1381 00-10100785 1 AQ X
10  9487 0745  PANEL/CONNECTOR  ECM-1405B  00-40500306B  1  BF  X
11 1904 9032 COVER/SLOT  EAM-1001 (T) 00-46501110 1 AD X
1904 9030
PLATE/41P-PRESS EAM-138600-101007841AE X
N 12 9487 0533 BRACKET/KEYBOARD FDD EBM-2126 00-41501980 1 AT X
13 1904 9029 STAND/FAN  EBM-1384 00-40500305 1 AK X
N
14 9487 0550 SEPARATOR/ALUMI EBM-2252 00-40504420 1 AZ X
15 1904 9022 PLATE/LCD-REINFORCE ECM-1411 00-10101250 1 BK X
16 1904 9063 PANEL/TOUCH N010-0550-T711 00-12900030 1 EA A
17 9487 0620 LCD AA121SJ02 00-12900221 1 EU A
9487 0621
INVERTER/CFL CXA-L0612A-VJL00-028020401CZ C
N 9487 0534HARNESS ASSY EAH-0239C (T)00-47416475C1AG C
1904 8980 HARNESS ASSY EAH-0120A (T)00-474151001AF C
N 9487 0535HARNESS ASSY EAH-0119B (T)00-47415090B1AC C
N 9487 0536HARNESS ASSY EAH-0118B (T)00-47415080B1AC C
1904 9004 HARNESS ASSY EAH-0114 (T)00-474133651AV C
N 9487 0563CABLE ASSY/LCD 050009-0220-050009-021CY C
18 1904 8977FAN KD1204PKB-2 (DC12V0.9W) 00-00501423
1CE C
N 19 9487 0763 SUPPLY/POWER VLT100-4000 00-20105025 1 EG A
N
20 9487 0670 MOTHER BOARD SBC8360VE-4M(B1) 00-05100510B1 1 FF A
1904 9008
HARNESS ASSY EAH-0113 (T)00-474133641AO C
N 21 9487 0525CARD/RISER RISER W/O ISA CONNECTOR 00-05100033
1CR C
N 22 9487 0746 HDD MHR2010AT 00-60702500 1 EM C
N
23 9487 0532 CABLE/HDD EAH-0433 00-47418261 1 BM C
N
LED CABLE 9487 0524 HARNESS ASSY EAH-0434 00-47418262 1 AE C
N
PS CABLE 9487 0523 HARNESS ASSY EAH-0432B 00-47418260 1 BR C
1906 9292
CLAMP/FERRITE ZCAT1518-073000-210020001AV C
CLIP S-50800-402000304 X
N 9487 0528COOLER/CPU  CM2100-005000861CT B
9487 0215 CORE/FERRITE T5 T-221013 (22X14X10t) 00-40300110
1AD C
N 9487 0671CPU RB80526RY850128SL5 4Q 00-00500160
1EG A
N 9487 0539CUSHION EAM-1450B (3X12X54)00-602005801AB X
N 9487 0641DIMM/64MB HSD-B DN128B00-038002101DX A
N 9487 0537DUCT/FAN 726200300700-415013761BL C
1904 9055 HARNESS ASSY EAH-0115(T)00-474133661AT C
1904 9066 HARNESS ASSY EAH-0107 (T)00-474133611AM C
9487 0217 HARNESS ASSY EAH-0151 (T)00-474161201AB C
N 9487 0562HARNESS ASSY EAH-0448 (T)00-474182911CR C
9487 0206 HOLDER/CARD 633700000100-415014201AM C
INLET/AC JR-101S (U420)00-203005101 X
LABEL/RATING 00-000004951 X
N 9487 0541MYLAR/PC-B EAM-178300-131000301AY X
N 9487 0542PARTITION QT7000/710000-224106022AF X
N 9487 0564PLATE/INSULATION EAM-225300-415009951AY C
RIVET CR-HT52 KASAMI00-606002001 X
N 9487 0559SCREW 3X12 BLACK00-5510019312AA X
1904 9035 SCREW S 3X6 (NI)00-551005303AA X -78-