Diagrams; Block Diagram (1) - Sony KP-XR432K90 Service Manual

6-1. BLOCK DIAGRAM (1)

IC002
SYSTEM CONTROL
STUH 1 I-2HSYNC O-SPK MT 58
MTUH 2 I-HSYNC
STU AFT 15 SUBTU AFT I-APROT 22
MTU AFT 16 MAINTU AFT
MONO 17 O-MONO
TO
SAP 18 O-SAP 47
A IO-SDAT
BOARD SAP IND I-SAPN
43 O-SCLK 49
TUNER
ST IND 60 I-STEREN
BLOCK
STU AUMT O-2MUTE
61
MTU AUMT 62 O-MUTE
AGC ATT O-AGC ATT 48
51 IO-B DAT
ANT SW1 52 ANT SW1 O-B CLK 50
ANT SW2 53 ANT SW2
I-RESET 9
O-OSC 11
I-OSC 12
MICRO R 32
O-R
MICRO G 33 O-G
MICRO B 34 O-B
MICRO I
35 O-I
OSD YS 36 O-OSDYS
TO
DISP YM
37 O-DISPYM O-SIRCS 63
A
BOARD
SWITCH
VIDEO SBLK O-SBLK
45 I-RMCN 64
Q024
BLOCK
SWITCH
MBLK O-MBLK
46
Q007
HP 7 I-HP
VP-BUFF 8
I-VP
O-GRAY 23
TO A
HP KEY 14
BOARD
I-POWERN 44
VP-BUFF
PJED
BLOCK B INT 6 I-BINTN O-TMRLED 55
MENU 13
21
I-OVP
20
I-OCP
TO A
56
O-RELAY
BOARD
57 O-YUVMT
YUV MT
TUNER
BLOCK
A
(1/6)(AUDIO, SYSTEM CONTROL)
SECTION 6

DIAGRAMS

IC403
D/A CONVERTER
TO A
BOARD ML OUT1 28 IN1 21
OUT1
TUNER
HR OUT1 5 IN2 OUT2 12
BLOCK
SCL
17
18 SDA
SDA
SCL
IC004
EEPROM
TO A
5 BOARD
B DAT
P-MUTE
TUNER
6 B CLK
BLOCK
4 RESET
IC001
RESET
X001
16MHz
TO A
BOARD
S OUT
TUNER
CN003
BLOCK
11 BCLK
FOR
10 B DAT
CHECK
3 SIRCS
TO A
BOARD
RM IN
TUNER
BLOCK
TO A
BOARD
GRAY
VIDEO
BLOCK
CN681
8 OVP
G
7 OCP
4 RELAY
CN002
6 KEY
7 POWER
LED BUFF
8 TIMER LED
Q006
9 MENU
2 SIRCS
IC406
L/R AMP
7 IN+(L) 4
OUT(L)
11 IN+(R) IN-(L) 8
OUT(R) 2
L/R MUTE
MUTE IN-(R)
5 10
Q403, 404
PROTECT
Q408-411
OFF MUTE
+11V
Q402
ON MUTE STBY
Q401 +5V
IC404
5
7
6
IC404
3
1
2
TO G
BOARD
CN605
S1201-1206
CN1203
CONTROL
KEY 3
SWITCHES
S1207
POWER 4 POWER
D1201
TIMER LED 5 STBY +5V
CN1202
TIMER/STANDBY
MENU 6 1 MENU KEY
HA
(CONTROL SWITCHES)
– 25 –
CN403
1 L
2 E
3 R
4 E
R OUT TO A
BOARD
TUNER
L OUT BLOCK
HB
(2/2)
(MENU SWITCHES)
S1251-1255
CN1252
MENU
MENU KEY 1
SWITCHES
CN1291
SIRCS 2 OUT
D1291
HC
REMOTE SENSOR
(REMOTE SENSOR)
KP-XR432K90/XR432N90
RM-Y906K RM-Y906