Sharp AR-M455N Service Manual page 246

Engine
(1/5)
BOARD to BOARD
RK-H401SD-0190
TX24-80R-LT-H1
1 /RESET (NC)
2 GND2 (NC)
3 DD7 PCU_VCCW
4 DD8 (NC)
5 DD6 GND
DD9 GND
6
7 DD5 HSYNC
GND
8 DD10
GND
9 DD4
GND
10 DD11
DTEN
11 DD3
12 DD12 GND
13 DD2 GND
14 DD13 GND
15 DD1 VIDEO1
16 DD14 VIDEO0
17 DD0 GND
18 DD15 GND
+12V_FAN
19 GND2
20 KEY +12V2
21 DMAREQ +12V2
22 GND2 GND
+3.3V2
23 /DIOW
24 GND2 +3.3V2
+3.3V2
25 /DIOR
GND2 +3.3V2
26
GND
27 IORDY
HDD-VCC
28 CSEL
HDD-VCC
/DMACK
29
GND
30 GND2
+5V1
31 INTRQ
32 /ICCS10 +5V1
DA1 +5V1
33
34 /PDIAG/CBLID +5V2
+5V2
35 DA0
36 DA2 GND
37 /CS0 +24V3
38 /CS1 +24V3
39 /DASP GND
40 GND2 +12V1
DTR_PCU
DSR_PCU
TXD_PCU
RXD_PCU
POF
MSW_MON
RES_PCU
(NC)
BUR_PR
DCCNT
HDDFAN_MON
CNTFAN_MON
PWM
GND
GND
GND
GND
GND
+12V_FAN
+12V2
MFP
+12V2
GND
CONTROL
+3.3V2
+3.3V2
BOX
+3.3V2
+3.3V2
GND
HDD-VCC
HDD-VCC
GND
+5V1
+5V1
+5V1
+5V2
+5V2
GND
+24V3
+24V3
GND
+12V1
CN1
TX25-80P-LT-H1
(NC)
1 1
2 2 (NC)
PCU_VCCW
3 3
4 4 (NC)
GND
5 5
6 6 GND
7 7 HSYNC
GND
8 8
9 9 GND
10
10 GND
11
DTEN
11
12
12 GND
13 13 GND
14 14 GND
15 15 VIDEO1
16 16 VIDEO0
17 17 GND
18 18 GND
19 19 +12V_FAN
20 20 +12V2
21 21 +12V2
22
22 GND
23 23 +3.3V2
24
24 +3.3V2
25 25 +3.3V2
+3.3V2
26 26
27
27 GND
28
28 HDD-VCC
29
29 HDD-VCC
+12V2
30 30 GND
31 31 +5V1
32 32 +5V1
33 33 +5V1
34 34 +5V2
+5V2
35 35
36 36 GND
37 37 +24V3
38 38 +24V3
39 39 GND
40 40 +12V1
41
41 DTR_PCU
42 42 DSR_PCU
43 43 TXD_PCU
44 44 RXD_PCU
45 45 POF
46 46 MSW_MON
47 47 RES_PCU
48 48 (NC)
BUR_PR
49 49
50 50 DCCNT
HDDFAN_MON
51 51
52 CNTFAN_MON
52
PWM
53 53
54 GND
54
55 55 GND
56 GND
56
57 57 GND
58 58 GND
+12V_FAN
59 59
60 60 +12V2
MOTHER
+12V2
61 61
62 62 GND
BOARD
+3.3V2
63 63
64 64 +3.3V2
PWB
65 65 +3.3V2
S08B-PASK-2
66 66 +3.3V2
67 67 GND
68 68 HDD-VCC
69 69 HDD-VCC
70 70 GND
71 71 +5V1
72 72 +5V1
73 73 +5V1
74 74 +5V2
75 75 +5V2
76 76 GND
+24V3
77 77
+24V3
78 78
79 79 GND
80 80 +12V1
AR-M355N/M455N ELECTRICAL SECTION 13 - 8
1 /RESET
2 GND2
3 DD7
39
/DASP
40
GND2
CN2
SLD30R-1
30
PCU_VCCW 29
GND 28
DTR_PCU 27
GND 26
DSR_PCU 25
GND 24
TXD_PCU 23
GND 22
RXD_PCU 21
POF 20
MSW_MON 19
GND 18
RES_PCU 17
GND 16
HSYNC 15
GND 14
DTEN 13
BUR_PR 12
GND2
11
VIDEO1 10
VIDEO0
9
GND 8
+5V1 7
+5V2
6
+5V2 5
+5V2
4
+5V2 3
+5V2
2
+12V1 1
CN4
BR
HDD-MON 1
GY
GND2
2
BR
CFM-PWM
3
PL
+12V_FAN 4
BR
HDD-MON
5
GY
6
GND2
BR
7
CFM-PWM
PL
8
+12V_FAN
HDD
PCU
PWB
CN2
SLD30R-1
30 +12V2
PCU_VCCW
29
28 GND
DTR_PCU
27
26 GND
25 DSR_PCU
24 GND
TXD_PCU
23
22 GND
21 RXD_PCU
20 POF
19 MSW_MON
18 GND
17 RES_PCU
16 GND
15 HSYNC
14 GND
13 DTEN
12 BUR_PR
11 GND2
10 VIDEO1
9
VIDEO0
8
GND
7
+5V1
6 +5V2
5
+5V2
4
+5V2
3
+5V2
2 +5V2
1 +12V1
1
HDD-MON
2 GND2
FM_HDD
3
CFM-PWM
4 +12V_FAN
1 HDD-MON
2 GND2
FM_CNT
3 CFM-PWM
4 +12V_FAN
T
T
G
/S
G
G
G
L
V
G
G
T
V
/V
/L
G
G
+
G
+
+
+
/V
G
/S
/V
/P
/R
G
G
+
G