Panasonic SU-HTB550PH Service Manual page 24

6.1.5. PANEL / BUTTON / POWER BUTTON / WIRELESS ADAPTER CIRCUIT
1 2 3
SCHEMATIC DIAGRAM - 11
A
C C
PANEL CIRCUIT
B
CN6001
11
VREF GND 1
VREF(3.3V) 2
A
REMOTE 3
TO
KEY1 4
MAIN (CPU)
KEY2 5
CIRCUIT
LED_LCK
6
(CN2204)
LED_CLK
7
IN SCHEMATIC
LED_DATA 8
DIAGRAM - 6
LED_OE 9
DGND 10
REG5V 11
1
C
Z6001
B3RAD0000049
REMOTE SENSOR
GND
G1
RE VDD
1 2 3
D
R6008 C6008
47 4.7u
E
F WIRELESS ADAPTER CIRCUIT
F
CN3001
17
RF_GND 1
ADAT1 2
ADAT0 3
DGND 4
BCLK 5
DGND 6
A
TO LRCK 7
MAIN (CPU)
SSB 8
CIRCUIT (CN2205)
SCL 9
G IN SCHEMATIC
SDI 10
DIAGRAM - 6 SDO 11
INT 12
RF+5V 13
RF+5V 14
RF_GND 15
RF_GND
16
WM_DET 17
1
H
1 2 3
4 5 6
: +B SIGNAL LINE
G2
R6019
0
D
TO
JW6002
...HTB550PH
BUTTON CIRCUIT K101 0
3 KEY1
(JW6003)
2 KEY2
IN SCHEMATIC
1 VREF GND
DIAGRAM - 11
: +B SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE
TO DIGITAL TRANSMITTER MODULE
CN3000
1 RF_GND RESERVED 22
LB3001
J0JBC0000015 R3014 2 ADAT3 (RESERVED) RESERVED 21
10K
3 ADAT2 (RESERVED) RESERVED 20
4 ADAT1 RESERVED 19
R3012 100
5 ADAT0 5V GND 18
LB3004 J0JBC0000015
6 DGND 5V 17
R3010 100
7 BCLK WM_DET 16
LB3006 J0JBC0000015
8 DGND SM0 15
R3009 100
9 WCLK INT 14
R3008 100
10 SSB SDO 13
R3007 100
11 SCL SDI 12
R3006 100
R3005 100
R3004 100
C3001 100P
R3003 1
LB3014
J0JBC0000015
R3013
100
4 5 6
7 8 9
R6014 100
R6015
C6001
10K
0.1
IC6001
C0JBAQ000073
LED DRIVER
1 GND VDD 18
R6010 100
2 DATA OE 17
R6011 100
3 CLK Q11 16
R6012 100
4 LCK Q10 15
5 Q0 Q9 14
6 Q1 Q8 13
7 Q2 Q7 12
8 Q3 Q6 11
9 Q4 Q5 10
LB3013
J0JBC0000015
R3001
10K
R3002
18K
C3003
6.3V220
C3000
0.01
ET3000*
7 8 9
24
10 11 12
D BUTTON CIRCUIT
C
JW6003
TO
VREF GND 1
PANEL CIRCUIT
KEY2 2
(JW6002)
KEY1 3
IN SCHEMATIC
DIAGRAM - 11
R6006
1.2K
S6002 S6004
VOLUME -
SELECTOR
E POWER BUTTON CIRCUIT
A
TO
JW6004
MAIN (CPU) 2
CIRCUIT VRFGND 1
KEY1 2
(CN2206)
1
IN SCHEMATIC
DIAGRAM - 6
S6001
POWER
SC-HTB550PH (SU-HTB550PH)
PANEL / BUTTON / POWER BUTTON / WIRELESS ADAPTER
10 11 12
13 14
A
R6007
1.2K
B
S6003
VOLUME +
C
D
E
F
G
H
CIRCUIT
13 14