Read Panasonic WR-X22NL / WR-X22NH Service Manual online
–10–
BLOCK DIAGRAM (2/6)
MONO 1-6
EEPROM
MAIN 1,2
PATTERN
SELECTOR
1-8
SW53-60
PATTERN SELECTORS
PATTERN SELECTORS
SW61
MEMORY PROTECT
SWITCH
MEMORY PROTECT
SWITCH
SUB 1,2
MONO 7,8
MAIN 1,2
SUB 1,2
ST 1-4
MAIN 1,2
SUB 1,2
RETURN
SELECTOR
MICROCOMPUTER
REMOTE OUTPUT
TO
CONTROL
BOARD
(2/5)
(Page 11)
TO
AUDIO
BOARD
(1/3)
(Page 9)
TO
CN52B
CN52B
SW1-52
ASSIGN SWITCHES
ASSIGN SWITCHES
TO
CN152
CN152
TO
CONTROL
BOARD
(2/5)
(Page 11)
CN101,102
PATTERN CONTROL
INPUT/OUTPUT
CONNECTORS
PATTERN CONTROL
INPUT/OUTPUT
CONNECTORS
CN103
REMOTE OUTPUT
CONNECTOR
REMOTE OUTPUT
CONNECTOR
TO
CONTROL
BOARD
(4/5)
(Page 13)
TO
POWER BOARD
CN7(Page 14)
POWER BOARD
CN7(Page 14)
PATTERN CONTROL
OUTPUT
DATA DECODER
(8 CHANNELS)
MAIN 1,2
SUB 1,2
SW1-24
SW53-60
SW61
E27
SW25-32
SW33-48
SW49-52
IC5
IC4
IC16(2/6),(3/6),
X1
X1
IC16(1/6),(4/6)-(6/6),
Q17-20
Q17-20
Q23
IC2
E24
E23
Q4-11
Q12
E25
E32
E20
IC15
U3
CN103
CN102
CN101
U1A-1D,
U2A-2D
U2A-2D
E22
IC6
MEMORY
PROTECT
PROTECT
IC3
CLOCK
GEN.
(16MHz)
GEN.
(16MHz)
REMOTE
MUTE
MUTE
MUTE
OUTPUT
OUTPUT
PROTECTION
CIRCUIT
CIRCUIT
PATTERN
CONTROL
INPUT
CONTROL
INPUT
SYSTEM
RESET
(8 CHANNELS)
OUT
(8 CHANNELS)
P
A
TTERN CONTROL
REMOTE
IN
ON
OFF
+VDD
D4
D5
D4
SO
D5
TS62
TS61
B DATA BUS
D DATA BUS
DATA
LED DRIVE
MUTE SWITCH
OUT1-8,
COM
COM
TS63
10
9
11
8
15
14
1
2
1
2
3
5
6
7
TS64
TS65
TS66
TS67
TS68
IN1-8
CLK
DATA
STB
P2
P1
P3
P5
P4
P6
P7
P8
SO
+VDD
+VDD
VCC
P0
P6
P7
P7
C0
C1
C2
DO
D0
D1
D2
D3
D4
D5
D6
E0
E1
E2
E3
E4
E5
6
7
57
58
59
60
61
62
64
63
P0
P1
P2
P3
P4
P5
P7
23
24
25
26
27
28
30
29
P6
DI
CLK
CS
4
3
2
1
1
2
3
14
15
16
17
18
19
21
20
4
10
9
P40
P41
P42
P43
P44
P45
P47
P46
AN0
AN1
AN2
AN3
AN4
AN5
AN7
RES
EXT
AL
XT
AL
AN6
P60
P61
P62
P63
P64
P65
P67
P66
C0
C1
C2
C3
C4
C5
C7
39
38
37
36
35
34
32
33
48
49
46
45
44
43
41
42
49
50
51
52
53
54
56
55
9
8
7
6
5
4
2
3
9
8
7
6
5
4
2
2
1
3
C6
B0
B1
B2
B3
B4
B5
B7
A0
A1
A2
A3
A4
A5
A7
A6
A0
A1
A2
A3
A4
A5
A7
A6
A0
A1
A2
A3
A4
A5
A7
A6
P20
P21
P22
P23
P24
P25
P27
P26
P10
P11
P12
P13
P14
P15
P17
P16
P30
P31
P32
P33
P34
P35
P37
P36
P50
P51
P52
C3
C4
C5
C6
C7
C0
C1
C2
C3
C4
C5
C6
C7
C0
C1
C2
C3
C4
C4
C5
C6
C7
2
3
4
5
6
7
8
9
2
3
4
5
6
7
8
9
10
10
1
1
2
3
1
1
C0
C1
C2
C3
C4
C5
C6
C7
C0
C1
C2
C3
C4
C5
C6
C7
12
13
2
2
1
1
5
5
3
3
X0
X1
Y0
Y1
Z0
Z1
X
A
Y
B
Z
C
INH
(CN52A)
(CN11C)
CNSEL1
(CN53A)
E0
E1
E2
E3
E4
E5
14
11
15
10
4
4
2
1
3
4
9
6
6
7
8
5
3
(CNPATOUT)
CN104
(CNREMOTE)
(CNVDD)
(CNPR)
CN106
CN105
4
6
7
5
3
4
6
7
12
13
2
1
5
3
X0
X1
Y0
Y1
Z0
Z1
X
A
D6
Y
B
Z
C
INH
14
11
15
10
4
9
6
P1
P2
P3
P4
P5
P6
OUT
PATTERN SELECTOR
BOARD(1/2)
BOARD(1/2)
AUDIO BOARD(2/3)
JACK BOARD(2/5)
(Refer to Page 40 for the
Schematic Diagram.)
Schematic Diagram.)
(Refer to Page 19 and 21 for the
Schematic Diagram.)
Schematic Diagram.)
CONTROL BOARD(1/5)
(Refer to Page 28, 30, 32 and 34 for the Schematic Diagram.)
(Refer to Page 21 for the
Schematic Diagram.)
Schematic Diagram.)
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