HBD-E370/E470/E570/E870/T57
HBD-E370/E470/E570/E870/T57
6161
• See page 67 for IC Block Diagrams.
5-34. SCHEMATIC DIAGRAM - REG Board -
(2/5)
CN506
BOARD
MAIN
N
(3/13)
CN303
BOARD
MB-134
E
POWER
CN906
BOARD
Q
IC B/D
IC B/D
13.4
-73.3
13.4
9
0
3.1
3.3
1.3
4.2
3.3
-9.7
-1.2
R406
1k
E
ET400
R402
0
R404
0
CL400
CL401
CL402
CL405
CL406
CL407
CL408
CL409
CL410
CL411
CL412
CL414
CL415
C400
0.1
16V
C401
220
CL404
C404
0.1
C405
25V
470
C408
1000p
R411
1k
C411
1
1
13
3
4
5
6
7
8
9
10
11
12
13P
CN400
P.CONT1
A-GND
EN
2
NC
E+4V
6V
6V
D-GND
FAN-GND
V-GND
-9V
14V
12V
1
12
2
4
5
6
7
8
9
10
11
12P
CN403
EN
BD_PCONT
NC
3P_CONT1
D+3.3V
E+4V
6V
DGND
MGND(FAN)
14V
A12V
AGND
UDZSTE-1733B
D405
D402
UDZSTE-1713B
D403
UDZSTE-1718B
1
13
2
4
5
6
7
8
9
10
11
12
13P
CN402
UNSW12V
GND
NC
3
FE_UNSW12V
FE_GND_M
GND
GND
FE_UNSW6V
UNSW6V
UNSW6V
UNSW6V
UNSW-6V
GND
0.01
C428
33k
R417
68k
R420
1k
R421
47k
R415
25V
220
C426
47k
R422
35V
C431
220
C414
1
47k
R423
4.7uH
L401
TK72270CS
IC402
1
CONT
2
Vin
3
NP
4
GND
5
Vout
S
RSR25P03TL
Q402
CL416CL417
CL418
CL419
CL420
CL421
CL422
C403
0.1
1
C409
1
C415
1000p
C412
RT1N141M-TP-1
Q401
5
43
2
1
TK11133CSCL-G
IC400
CONT
GND
NP Vout
Vin
D406
EK19LF-F7
D407
EK19LF-F7
IC400
+3.3V REGULATOR
IC402
-7V REGULATOR
(CHASSIS)
REG BOARD
Q401, 402
B+ SWITCH
E
113
D
F
87
A
109
C
426
B
51
(Page 65)
(Page 55)
(Page 37)