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DMR-EH58EC / DMR-EH58EP / DMR-EH585EG
12.13. Timer (2/4) Section (Main P.C.B. (4/4)) Schematic Diagram (T)
1
2
3
4
5
6
R7598
8200
7
8
9
10
11
IC7503
RESET,REGULATORR IC
IC-DETAIL BLOCK DIAGRAM
12
VOUT
6
VIN
7
REG2
V SW1
DETECTOR
CS
V SW2
5VDETOUT
VOLTAGE
4
DETECTOR
DETECTOR
SWITCH
CONTROLLER
GND
1
REG1
11
12
L7501
G
G0C390JA0055
IP7501
K5H751Z00003
(0494.750NR)
R7597
8200
3.3VDET
NC
NC
Vout
Vdd
GND
R7594
$(10K)
C7529
$(0.01)
C7513
QR7502
$(0.01)
$[UNR521200L]
$[B1GBCFLL0042]
$[UNR5212J0L]
M1
VBATIN
3
PREEND
2
PREEND
VOLTAGE
DETECTOR
AA
DD
Z
BB
CC
EE
FF
RESET
5
RESET
VOLTAGE
DETECTOR
XSW5VOUT
8
13
14
D7510
MA2C165001VT
T7501
D7505
G4D1A0000117
B0AADM000003
G
-VP
G
D7506
B0AADM000003
Vin
TU
F+
F-
C7569
R7614
ECQB1H392KF3
47
D7507
QR7508
B0JAMD000026
UNR521400L
or
B1GBCFJN0039
or
UNR5214J0L
R7587
1 2
10K
R7623
180
R7621
*
C7584
F4D55473A013
C7580
QR7507
$(0.1)
*
GG
NOTE:PARTS INDICATED WITH "$" MARK ARE NOT MOUNTED.
NOTE:DO NOT USE THE PART NUMBER SHOWN ON THIS DRAWING FOR ORDERRING.
THE CORRECT PART NUMBER IS SHOWN IN THE PARTS LIST,AND MAY BE
SLIGHTLYDIFFERNT OR AMENDED SINCE THIS DRAWING WAS PREPARED.
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED WITH THE MARK
WHEN REPLACING ANY OF THESE COMPONENTS.ONLY THE SAME TYPE.
15
16
17
68
LOCATION MAP
1/4
3/4
D7504
MAZ4220NLF
M:Main Net Section (Page:
AV:AV I/O Section (Page:
TU:Tuner Section (Page:
T:Timer Section (Page:
T_UNREG_38V
M
R7617
ERDS2TJ271T
DDGND
M
DCDC_12R4V
M
TIMER5V
M
5VREG+5VDET+RESET
8
7
6
5
1
2
3
4
GND
M
HH
II
DMR-EH58EC/EP,EH585EG
Timer (2/4) Section (Main P.C.B. (4/4))
HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
Schematic Diagram (T)
18
19
D
2/4
4/4
A
)
B
)
C
)
D
)
TO
TIMER SECTION
(4/4)
20
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