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IC7501
C2CBJG000381
(TIMER)
104
KEY IN3
FL RESET
97
KEY IN2
96
KEY IN1
2
IR
FAN PWM OUT
FAN LOCK
P SAVE
POWER ON
74
TIME WARP LED
DR P ON
JC P ON
SYS PFAIL
80
P FAIL
L
XT MUTE
SYNC IN
69
VCC
L1 SWIDE
IC7502
C0HBB0000033
(DISPLAY DRIVE)
84
1
RESET
FL CS
87
2
CS
FL CLK
6
3
SCK
FL TXD
4
4
SDATA
FL RXD
5
IC7506
C0ABBA000146
(FAN MOTOR DRIVE)
23
5
B+IN
A OUT
64
L
56
H
88
H
86
H
89
81
H
X IN
14
X7501
10MHz
(MAIN CLK)
X OUT
12
XC IN
9
X7502
32.768KHz
(REAL TIME CLK)
XC OUT
10
XT MUTE
20
109
CV IN
113
99
DIG00
63
DIG07
56
SEG00
44
SEG09
35
SEG19
25
DIG00-DIG07
SEG00-SEG41
SEG25
19
SEG26
17
SEG31
12
SEG35
45
SEG41
51
X SW13V
Q7512
1
(FAN MOTOR SWITCH)
FANPWM
P7503
1
P7503
3
P SAVE
L
POWER ON
H
TO/FROM
POWER
DR P ON
H
BLOCK SECTION
JC P ON
H
SYS PFAIL
H
TO AUDIO BLOCK SEC.
(QR4001,4004)
SLICER VIDEO
FROM VIDEO
BLOCK SECTION
L123 SWIDE
49
DP7501
T7501
F+
FIP
1
DISPLAY
REGULATOR
DISPLAY
F-
5
4
IP7501
IC
1
2
PROTECTOR
FAN MOTOR
M
DMR-E55PLS
TIMER BLOCK DIAGRAM
DMR-E55PL
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