
1-9-7
Power Supply Block Diagram
T6001BLP
LINE
FIL
TER
BRIDGE
RECTIFIER
T601
IC601
ERR
OR
V
O
LT
A
GE DET
W601
F2601
4A/125V
L601
D603 D606
DEGA
USSING
COIL
CN601
DG601
PS601
HO
T
COLD
SUB CB
A
MAIN CB
A
NO
TE :
The v
oltage f
or par
ts in hot circuit is measured using
hot GND as a common ter
minal.
CA
UTION !
Fix
ed v
oltage po
w
er supply circuit is used in this unit.
If Main Fuse (F2601) is b
lo
wn, chec
k to see that all components in the po
w
er supply
circuit are not def
ectiv
e bef
ore y
ou connect the A
C
plug to the A
C
po
w
er supply
.
Otherwise it ma
y cause some components in the po
w
er supply circuit to f
ail.
4A 125V
SWITCHING
Q601
Q604
Q605
Q683
Q606
Q609
Q607
Q613
Q614
Q688
Q681
Q221
IC682
Q602
VR601
+B ADJ
Q1610,1611
CN1602
CN502
CN503
CN602
CN301
P-DO
WN
D
VD-MAIN-PO
WER
P-ON-H
Q1612
Q1616
Q1617
Q1615
SW+5V
T
O
CR
T/H.V
.
BLOCK DIA
GRAM
CN502
CN602
+33V
1
2
3
4
10
11
17
12
15
16
14
13
9
8
6
3
FEED
BA
CK
FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
REPLACE ONLY WITH SAME TYPE 4 A, 125V FUSE.
CAUTION:
ATTENTION:
UTILISER UN FUSIBLE DE RECHANGE DE MÊME TYPE DE 4A, 125V.
4A 125V
1+
B
2+
B
8
+26V
M+12V
TIMER+5V
AL+5V
P-ON+12V
P-ON+8V
P-ON+9V
P-ON+5V(4)
P-ON+5V(2)
P-ON+5V(3)
P-ON+5V(1)
+5.7V REG.
+5V REG.
SW +5V
SW +5V
SW +5V
IC1602
IC0604
IC0603
+1.2V
REG.
1
2
4
SW CTL
SW CTL
TO SYSTEM
CONTROL/SERVO
BLOCK DIAGRAM
77
D
V
D-MAIN-PO
WER
17
17
EV+4V
18
18
EV+4V
11
AL+9V
11
EV+1.2V
22
EV+1.2V
88
EV+9V
99
EV+9V
77
D
VD-ON+5V
66
D
VD-ON+3.3V
33
EV+3.3V
44
EV+3.3V
55
EV+3.3V
17
17
PO
WCON
D
VD MAIN CB
A UNIT
EV+9V
D
VD-ON+5V
D
VD-ON+3.3V
EV+1.2V
EV+3.3V
PWRCON
T
O
D
VD SYSTEM
CONTR
OL
/SER
V
O
BLOCK
<D
VD SECTION>
RL601
Q603
+5V
-CTRL
TO TV PROCESS
BLOCK DIAGRAM
DG-ON-H