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6-1.
BLOCK DIAGRAM – AUDIO/VIDEO/MODE CONTROL Section –
CN703 (1/2)
2
AUDIO L
AUDIO AMP
3
IC101
AUDIO R
CN702
11
SIRCS
7
XRESET
9
POWER SW
2
CE2
LEVEL SHIFT
(PICTURE OFF)
Q701
TO
TV TUNER UNIT
10
(XT-991V)
BRIGHT
RV408
GAMMA 2
26
CN703 (2/2)
11
RIN
42
R
10
GIN
G
41
9
BIN
B
40
SYNC
8
SEP
SYNC
SYNC
36
VIDEO INTERFACE,
LIQUID CRYSTAL
DISPLAY DRIVER
IC403
6
SYNC BUFFER
HSY
Q517
7
VSY
05
SECTION 6
DIAGRAMS
SP701
POWER AMP
(SPEAKER)
IC105
MUTING
MUTING
Q114
Q112
MUTING
CONTROL SWITCH
Q113
D130
D126
19
7
10
RV403
RV404
RV406
RV407
RV405
R SUB
B SUB
RGB
BRIGHT
BRIGHT
AMPLITUDE
GAMMA 0
BRIGHT
27
29
31
30
28
ROUT
19
INT/
GAMMA
GOUT
EXT
INV
AMP
21
AMP
SWITCH
BOUT
24
COMOUT
38
SEP
BGP
BGP
GEN
COMAMP
37
34
35 39 33
32
2
6
IC401 (1/2)
SYNC BUFFER
Q516
SIRCS SIGNAL
MICON VDD
SELECT SWITCH
IC106
SIRCS
REMOTE CONTROL
RESET SIGNAL
7
BUFFER
RECEIVER
GENERATOR
1
Q701
IC701
6
IC108
5
EEPROM
IC111
SDA
5
SCL
6
S702
(RESET)
X100
10MHz
32
51
20
64
54
23
24
LIQUID CRYSTAL
DISPLAY MODULE
MODN
MODW
VGH (+13V)
VGH (+13V)
+5V
VSH (+5V)
HRV
VRV
CLKC
MODS
VGL (–16V)
VGL (–16V)
VR
VG
VB
RV409
V COM BIAS
V COM AMP
V COM BIAS
COM
IC402
Q401 – 404
RV401
1
7
NTP
V COM AMPLITUDE
IC401 (2/2)
FRPT
FRPV
VCS
SYN
HSY
VSY
15
15
SYSTEM CONTROLLER
IC110 (1/2)
MULTI-VIBRATOR
BUZZER DRIVE
BEEP OUT
31
IC107 (1/3)
Q102
LSW703, 704, 706 – 717
1
SDAI
2
SDAO
3
SCL
LED DRIVE
LED 4
D711
29
Q703
V OFF
D718, LSW707
NAVI
LSW703
OPEN/CLOSE
LED DRIVE
LED A/G
52
Q708
(GREEN)
Q709
LED DRIVE
Q710
(AMBER)
D719, LSW708
TV/VIDEO
(GREEN)
(AMBER)
BUS SW 58
D721 – 725, LSW704,
LSW706, 709 – 717
(GREEN)
(AMBER)
LED BRIGHT 53
XTL-75V
BZ101
(BUZZER)
REGULATOR
+9V
Q712
REGULATOR
+9V
Q711
• SIGNAL PATH
: AUDIO
: VIDEO
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