KP-XR43M31/M61/M90/M91, XR53M31/M61/M90/M91
RM-961
– 49 –
SECTION 6
DIAGRAMS
6-1. BLOCK DIAGRAM
6-1-1.
A1( 1/2) BOARD BLOCK DIAGRAM
11
6
19
20
17
16
SDA
SCL
SDA
SCL
L OUT
R OUT
IC1201
AUDIO CONTROL
5
7
11
4
2
6
7
3
1
IC1202
HP OUT
L IN
R IN
M
L +IN
R +IN
L OUT
R OUT
L IN
R IN
L OUT
R OUT
+9V
+5V -B3
SDA
SCL
Q1309,1310
BUFF
Q1311,1312
BUFF
SDA
SCL
HP MAIN
VP MAIN
V MAIN
U MAIN
Y MAIN
+5V STBY
+5V
+5V STBY
+5V
G LED
R LED
KEY1
KEY2
SIRCS
G LED
R LED
KEY1
KEY2
SIRCS
SDA
SCL
APROT
ST-BY
AFT1
AFT2
ST
ATT
A RESET
CNT-SP
V COMP
A MUTE
OCP
OVP
R2
G2
B2
YS2
AC ON/OFF
+5V STBY
+33V
-12V
HP
ABL
HP 100
VP 100
RE-YS
RE-B
RE-G
RE-R
SDA
SCL
SDA
SCL
HP 100
VP 100
RE-YS
RE-B
RE-G
RE-R
HP SUB
VP SUB
V SUB
U SUB
V SUB
+9V
+6.5V
11
13
6
9
10
3
5
1
15
11
13
6
9
10
3
5
1
15
+9V
+5V
RESET
SDA
SCL
Y IN
C IN
CV OUT
C OUT
COMB C OUT
COMB CV OUT
COMB C IN
COMB Y IN
SDA
SCL
TRAP
HP MAIN IN
VP MAIN IN
V MAIN IN
U MAIN IN
Y MAIN IN
HP SUB IN
VP SUB IN
V SUB IN
U SUB IN
Y SUB IN
+9V IN
+6.5V
MAIN-L OUT
MAIN-R OUT
)
CENTER(-)
L-TV
R-TV
HP MUTE
CVBS2 IN
CVBS1 IN
STBY +5V
+5V
G.LED
R.LED
KEY1
KEY2
SIRCS
LED2
RESPONS LED
KEY1
KEY2
SIRCS
COMB RESET
SDA
SCL
+5V
STNDBY 5V
TRAP
HP MAIN IN
AFT1
AFT2
ST
ATT
AUDIO RESET
CNT SP ON/OFF
V-COMP
AUDIO MUTE
OCP
OVP
AC ON/OFF
APROT
ST-BY
ABL-CTR
R
G
B
YS
RESET 100
HP 100
VP 100
RE-YS
RE-B
RE-G
RE-R
DISABLE
DISABLE
SDA
SCL
DISABLE
RE-YS
RE-B
RE-G
RE-R
SDA
SCL
H SYN
V SYN
+5V STBY
+5V STBY
+33V
-12V
HP
ABL
4
10
1
2
5
6
8
A14
B13
B12
A12
A11
B23
A17
A16
A10
A13
B5
B24
A1
B1
B2
A3
A6
A5
A7
A8
B14
A15
B15
B20
A24
B10
A18
B19
A20
A21
B22
A23
A22
B21
B19
B11
B18
A25
4
3
2
1
7
8
9
10
2
3
12
13
17
19
15
4
11
14
A13
A15
B13
A14
A6
B6
B3
A22
A23
A24
A25
B25
A19
B19
A20
B20
B21
A19
A17
B10
B9
B1
B2
A10
A9
A2
A1
A3
WF
MH
TW
L
WF
MH
TW
R
A1(1/2)
CN1102
CN1301
RY1101
RY1102
Q1101,1102
PROT
+10.5V
Q1106
HP MUTE
Q1207
MUTE SW
Q1206
AUDIO MUTE
(RF IN)
IC1101
AUDIO AMP
Q1202-1204
AUDIO DET,PROT
Q1201
AUDIO MUTE
Q1103-1105
RELAY DRIVE
ST-BY
A MUTE
APROT
CNT-SP
1
2
3
4
SP OUT L
AUDIO GND
SP OUT R
AUDIO GND
4
1
5
HP L IN
HP R IN
SP MUTE
TU1304
MAIN TUNER
TU1303
SUB TUNER
CP1302
R OUT
L OUT
DET OUT
RESET
A RESET
PLL SW
ST
AFT1
AFT2
ATT
AFT OUT
SDA
SCL
SDA
SCL
SDA
SCL
SDA
SCL
SDA
SCL
SDA
SCL
AFT OUT
DET OUT
ATT SW
IN ANT
OUT
MAIN
OUT
SUB
1
2
IC1301
MSP RESET
+5V-TU
Q1308
SP MUTE
CN1502
CN1504
CN1001
CN1302
CN1801
B
TO J1 BOARD
CN8101
C
TO H1 BOARD
CN3004
D
TO M1 BOARD
CN001
E
TO D BOARD
CN5016
FOR CHECK
TO H2 BOARD CN3203
M
Q1205
MUTE
Q1208
MUTE
(AUDIO OUT,
AUDIO PROTECT,TUNER)
C
TO BC4 BOARD
CN2001
TO A1(2/2)BLOCK