DV-K750/S700
11
BLOCK DIAGRAM
DV-S700/DV-K750
POWER SUPPLY
DISPLAY
-
-
W86
W84
-
-
-
-
W155
W156
+
+
(MECHA)
12V
D503
D502
D501
5V
IC501
IC503
MAIN CONT.
IC602
Q27,28
OSD CONT.
Q503
-12V
IC506
12V
Q502
3.3V
5V
IC502
TRANSFORMER
POWER
IC504
D5V
FL-AC
V-FL
MAIN CONT.
MUTE CONT. 1,2,3,4
OSD CONT.
DRIVE CONT.
KARAOKE CONT.
DOT DRIVER
u-COM 5V
IC605
S-RAM
KEY/SWITCH
REMOTE
STANDBY/DVD
DECODER
LED
D611,612
FL-DISPLAY
MUTE3
MUTE4
Q7,9
Q1-4
MUTE1
MUTE1
Q21-24
Y
COMP.
C
75 DRIVER
IC303
C
(2/2)
IC302
75 DRIVER
Y
(1/2)
IC302
75 DRIVER
309
C
Q306-
6dB
FILTER
Y
6dB
Q301-
305
IC301
O.S.D.
FILTER
SR
SL
CENTER
-5.0
dB
SW
(2/2)
IC17
dB
-15.0
IC18
Lch
Rch
dB
-4.5
(2/2)
(1/2)
IC8
IC8
IC31
IC20
MIX Lch
MIX Rch
IC11
IC11
ED1
IC603
VFD
C623
POWER BACK-UP
IC609
CD-TEXT
CONTROL u-COM
A601
SENSOR
IEC OUT
COAX: 0.5Vp-p/75
(Wave length 660nm)
OPT: -15dBm~-21dBm
1.2V/300
1Vp-p/75
1Vp-p/75
0.286Vp-p/75
Y
COMP.
C
COAXIAL
OPTICAL
MUTE2
Q15-18
Q8,10
36
38
9BIT
D/A
9BIT
D/A
D/A
REF.
9BIT
D/A
(2/2)
(1/2)
Ω
Ω
Ω
Ω
Ω
Ω
Ω
Ω
DV-K750/S700(K)
COVER(
98.2.2
16:38
y [ W
14
Summary of Contents for DV-S700
Page 19: ...V K750 S700 PARTS DESCRIPTION ...