Panasonic CQ-RX400N Service Manual page 11

5.2. Main-2/Display Block
7231-05-11
IC901
LCD DRIVE
SEG
DI 64
1–34
61
DO
LD901
63
CL
COM
1–4
CE 62
VDD 54
KS
KEY-IN
3–6
MATRIX
P1 1
KI
2–5
2
SOURCE
Q902
LED
DRIVE
CN902
AUX
USB
CN901 CN971
10 10
11 11
13 13
12 12
VDD5V2
5 5
Q901
PWR
SW
6 6
5V
5
CHECK
D901
IC902
REMO
IR
1 9 9
RECEIVE
REM IN
MODE A
8 8
MODE B
7 7
SW901
L-CH
AUX L
2 2
R-CH
ILL10V
15 15
D+
3 17 17
D+
D–
2 18 18 D–
VBUS
1 20 20
CN903
7231-02-11(2/3)
IC601(2/3)
SYSTEM CONTROL
BEEP
HUB TX
49
LCD DI
50 LCD DO HUB RX
51
LCD CLK CDC DATA
52 LCD CE
CDC REMO
CDC CLK
CDC STB
HUB CNT
EVENT
71
PANEL
IC701
1 72 BATT
BATT
3 8
RESET
BAT DET
HUB ACC
CNT
5
RM DATA
69
MODE A
68
MODE B
USB
ACC
AMP CNT
PWR CNT
47 17
IC781
1 3
POW
5 4
SW
11
L-CH
HUB L
R-CH R-CH
64
75
IC671
76
24 6 5 DATA
74 3 4
REMO
8 9
25 SCLK
INV
12 13 STRB
6
11 10 HCNT
46
7 2 1 EVENT
21 SYS ID1
22
SYS ID2
IC791
BATT
15V
1 3
ACC
LIMIT
2
45
IC751
POWER SUPPLY
BATT SW5V
9 VCC 1
VDD5V2
ACC
3 4
ACC
AMP CNT
66
2 COMP
10
98 11 MODE 2
AUD9V
MODE 1
58 6 13
Q751
POW
DSP 12
SW
15 ILM CD 7
IC771
4
BATT
5V
2 1
REG
CN671
1 13 2
3 4 5 6
7 8 9 10
11 12
BATT
Q752
VDD5V1
POW
SW
Q770
TU+B
DELAY
START
DSP3.3V
CD+B
CQ-RX400N MAIN(2/3)/DISPLAY