DVR-220-S
20
1
2
3
4
1
2
3
4
C
D
F
A
B
E
3.1.4 POWER BLOCK DIAGRAM
LIVE
FLDC (–)
AC IN
F1
NEUTRAL
1
2
3
5
4
7
9
11
13
3
5
4
7
9
11
13
FLDC (+)
FL–28V
EV+37V
V+37E
EV+6V
SW+13V
SW+6V
SW+12V
1
4
1
SW+5V
DRIVE ASSY
R7R
DC FAN
MOTOR
CN101
CN203
(4P)
CN201
(13P)
SW+6V
V+13FAN
CN105
(2P)
2
4
6
7
8
V+6SW
V+13SW
Q104
Q102
Q101
Q103
SW+2.5V
SW+4V
SW+4V
SW+4V
SW+6V
SW+2.5V
SW+4V
SW+4V
SW+4V
CN202
(8P)
2
4
6
7
8
CN4001
(8P)
POWER SUPPLY UNIT
G
FLKY ASSY
D
TUNB ASSY
A
JCKB ASSY
B
MAIN ASSY
C
CN104
(13P)
V–28V
VEE
1
2
3
14
18
19
18
17
6
V+5VO
V+5VI
V+13SW
CN701
(32P)
CN2001
(32P)
32
32
V+5VO
CN702
(24P)
CN3001
(24P)
21 23
21 23
V+5VI
V+13SW
CN301
(19P)
13 11
7
9
V+6E
V+37E
FLDC –
FLDC +
NC
V+5E
V+5E
CN1001
(19P)
CN2005
(19P)
V+6E V+13SW V+6SW
IC101
5V REG.
V+6E
V+5M
V+5E
IC102
3.3V REG.
V1001
FL TUBE
IC1001
FL Driver
V+6E
V+6SW
V+6E
V+3_3E
V+5VO
V+13V
V+4V
V+4V
V+6V
V+2R5V
V+5VO
Q4000
V+12A
V+5VI
V+5RP
IC103
9V REG.
V+13SW
V+9
1
1
6
3
1
3
30
V+9
V+37E
V+6E
CN402
(13P)
CN401
(19P)
CN451
(13P)
3
11
V+9
V+9
V+37E
V+6E
V+5A
IC4004
5V REG.
5
1
V+6V
V+5D
IC4006
5V REG.
5
1
V+3D
IC4002
3.3V REG.
1
3
V+3D
V+2R5
IC5002
2.5V REG.
7
1
V+2R5V
V+PRA
IC4008
1.2V REG.
1
3
V+4V
V+3V
IC4007
3.3V REG.
5
4
2