5-3. BLOCK DIAGRAM (1 OF 8)
STUH
MTUH
STU AFT
MTU AFT
MONO
TO
A
SAP
BOARD
SAP IND
TUNER
ST IND
BLOCK
STU AUMT
MTU AUMT
AGC ATT
ANT SW1
ANT SW2
MICRO R
MICRO G
MICRO B
MICRO I
OSD YS
TO
DISP YM
A
BOARD
VIDEO
BLOCK
HP
VP-BUFF
TO A
HP
BOARD
VP-BUFF
PJED
BLOCK
B INT
TO A
BOARD
YUV MT
TUNER
BLOCK
A
(1/4)(AUDIO, SYSTEM CONTROL)
TO A
BOARD
ML OUT1
TUNER
HR OUT1
BLOCK
IC002
SYSTEM CONTROL
1
I-2HSYNC
O-SPK MT
58
2
I-HSYNC
SUBTU AFT
15
I-APROT
22
16
MAINTU AFT
17
O-MONO
18
O-SAP
IO-SDAT
47
SDA
43
I-SAPN
49
SCL
O-SCLK
I-STEREN
60
IC004
61
O-2MUTE
EEPROM
62
O-MUTE
51
O-AGC ATT
IO-B DAT
48
5
B DAT
52
ANT SW1
O-B CLK
50
6
B CLK
ANT SW2
53
I-RESET
9
4 RESET
IC001
O-OSC
11
RESET
12
I-OSC
X001
16MHz
32
O-R
33
O-G
34
O-B
TO A
35
O-I
BOARD
S OUT
TUNER
36
O-OSDYS
BLOCK
37
O-DISPYM
O-SIRCS
63
I-RMCN
64
TO A
BOARD
RM IN
TUNER
BLOCK
7
I-HP
8
I-VP
TO A
BOARD
O-GRAY
23
GRAY
VIDEO
KEY
14
BLOCK
I-POWERN
44
6
I-BINTN
O-TMRLED
55
25
O-STATUS
MENU
13
21
I-OVP
I-OCP
20
26
I-V40N
57
O-YUVMT
LED BUFF
Q006
LED BUFF
Q007
IC403
AUDIO PROCESSOR
28
IN1
OUT1
21
7
5
IN2
OUT2
12
11
17
SCL
18
SDA
L/R MUTE
5
Q403, 404
PROTECT
Q408-411
OFF MUTE
Q402
TO A
BOARD
ON MUTE
P-MUTE
TUNER
Q401
BLOCK
CN003
11
BCLK
FOR
10
B DAT
CHECK
3
SIRCS
CN681
8
OVP
TO G
G
BOARD
7
OCP
CN605
4
RELAY
S1201-1206
CN002
CN1203
CONTROL
6
KEY
KEY
3
SWITCHES
7
POWER
POWER
4
D1201
STBY +5V
8
TIMER LED
TIMER LED
5
RED LED
8
TIMER/STANDBY
9
MENU
MENU KEY
6
2
SIRCS
HA
HA
(CONTROL SWITCHES)
— 32 —
IC406
L/R AMP
CN403
IN+(L)
OUT(L)
4
1
L
IN+(R)
IN-(L)
8
2
E
OUT(R)
2
3
R
MUTE
IN-(R)
10
4
E
+11V
STBY
+5V
IC404
5
7
6
R OUT
TO A
IC404
BOARD
3
TUNER
1
L OUT
BLOCK
2
HB
(2/2)
S1207
S1207
(MENU SWITCHES)
POWER
POWER
CN1202
CN1252
1
MENU KEY
MENU KEY
1
CN1291
SIRCS
2
HC
REMOTE SENSOR
(REMOTE SENSOR)
KP- 43T85T / 53SV85T / 61SV85T
S1251-1255
MENU
SWITCHES
OUT
D1291