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Hitachi RAS-PH18PHLAE Service Manual page 57

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TRO
R1
R24
0
100K
R2
R3
10K
BAT0
BAT1
300
1
Q3
S8050
R5
R6
100K
39
C1
100uF/16V
BAT _+
GND
BAT_-
TP_TOOL 0
T P_RE SET
BAT1
T P_BAT1
TP _GND
GND
BAT1
R12
R13
IC1
C6
4.7K
4.7K
1
8
0.1uF
A0
VCC
2
7
A1
WP
3
6
SCL
A2
SCL
4
5
SDA
GND
SDA
BL24C04
GND
GND
U2
D1
L1
IN5817HS
47uH
BL8531
+3.3V
R17
47
BAT0
R19
Q2
C3
C15
4.7
47uF/16V
R21
1uF
LP34 01LT1G
100K
R22
IEN
1K
BAT0
1
Q1
L85 50QLT1G
TR
R8
1
BAT1
R7F0C004M2DFB-C
R9
R10
10K
1K
JP2
GND
JP1
IEN
R11
TRO
0
32.768KHZ MC-146 (20PPM) 7.0PF
C5
SW1
0.1uF
C4
10
10pF
11
X1
12
C7
IRC
13
14
GND
GND
15
10pF
16
GND
17
18
SCL
19
SDA
20
R14
R15
BAT1
10K
10K
C8
1uF
C9
0.1uF
GND
GND
GND
RE C
BAT1
R23
100K
IC4
IRC
R18
Q4
1
S8050
100K
C16
R20
0.1uF
100K
BAT1
R4
10K
TH1
C2
R7
0.1uF
10K 0.5%
GND
1
P130(SO00)
SEG47/ P04
2
P47/(SDA00)
SEG48/ P05
3
P46/(SCL00)
SEG49/ P06
4
P45
SEG50/ P07
5
P44
COM0
6
P43/(INTP7)/(RxD1)
COM1
7
P42/(TxD1)/TI05/TO05
COM2
8
P41/TO07
COM3
9
P40/TOOL0/TO00
SEG0/COM4
RESET
SEG1/COM5
P124/XT2/EXCLKS
SEG2/COM6
P123/XT1
SEG3/COM7
P137/INTP0
SEG4/P5 0
P122/X2/EXCKL
SEG5/P5 1
P121/X1
SEG6/P5 2/INTP1
REGC
SEG7/P5 3/INTP2
VSS
SEG8/P5 4
VDD
SEG9/P5 5/INTP5
P60/SCLA0
SEG10/ P56
P61/SDAA0
SEG11/ P57/INTP6
C10
1uF
C11
4.7uF
R16
C12
0
4.7uF
C13
GND
4.7uF
C14
4.7uF
GND
- 57 -
COM4
1
28
COM3
COM4
COM3
COM5
2
29
COM2
COM5
COM2
COM6
3
30
COM1
COM6
COM1
COM7
4
31
COM0
COM7
COM0
SEG0
5
SEG13
32
SEG0
SEG13
SEG1
6
33
SEG14
SEG1
SEG14
SEG2
7
34
SEG15
SEG2
SEG15
SEG3
8
35
SEG16
SEG3
SEG16
SEG4
9
36
SEG17
SEG4
SEG17
SEG5
10
37
SEG18
SEG5
SEG18
SEG6
11
38
SEG19
SEG6
SEG19
12
39
NC
NC
13
40
NC
NC
14
41
NC
NC
15
42
NC
NC
16
43
NC
NC
U1
17
44
SEG20
NC
SEG20
SEG7
18
45
SEG21
SEG7
SEG21
SEG8
19
46
SEG22
SEG8
SEG22
SEG9
20
47
SEG23
SEG9
SEG23
SEG10
21
48
SEG24
SEG10
SEG24
SEG11
22
49
SEG25
SEG11
SEG25
60
SEG9
SEG12
23
50
SEG26
SEG12
SEG26
59
SEG8
COM7
24
51
COM0
COM7
COM0
58
SEG7
COM6
25
52
COM1
COM6
COM1
57
SEG6
COM5
26
53
COM2
COM5
COM2
56
COM0
COM4
27
54
COM3
COM4
COM3
55
COM1
54
COM2
LCD
53
COM3
52
COM4
51
COM5
50
COM6
49
COM7
48
SEG5
47
SEG4
46
SEG3
45
SEG2
44
SEG1
43
K4
42
SEG0
41
K3
SWB
SWC
SWD
SWF
SWG
SWH
SWI
SWK
SWL
SWM
SWN
SWP
SWQ
SWR
SWS
SWU
SWW
SWX
SWV
SW2
SW3
SW4
SWZ
SW8
SW7
SW9
SW6
Line1
Line2
Line3
Line4
Line5
Line6
Line7

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