Kenwood NXR-710 Service Manual page 86

A
NXR-710
DISPLAY UNIT (X54-3580-20) (A/2)
1
PF1 PF2
S501
2
DC SW
Q512
UPA672T-A
3
4
5
DISPLAY UNIT (X54-3580-20) (B/2)
6
A
J601
7
E58-0522-05
86
X54-358 1/2
B
SCHEMATIC DIAGRAM
PF3 PF4
S502 S503 S504
DC SW
Q513
UPA672T-A
UPA672T-A
C512
0.01u
9 8
QS VSS
10 7
Q'S Q4
11 6
Q8 Q3
12 5
Q7 Q2
13 4
Q6 Q1
14 3
Q5 CLK
15 2
OE DATA
16 1
VDD STRB
SHIFT
IC503
REGISTER
BU4094BCFV
CURRENT
PROTECTOR
D603
MINISMDC020F
R604 1k
R605 1k
D601
DA204U
A
SURGE ABSORPTION
C
PF5 PF6
S506
S505
DC SW
Q514
D512
DA204U
C511
9
QS
10
Q'S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
16
VDD
BU4094BCFV
Q525
2SK1824-A
D508
DA204U
VR601
10k
D602
DA204U
A
D601,602
A
D
D506
CP501
LA-501DD
470*4
1
5
7SEGMENT
DC SW
C519
Q517
UPA672T-A
SHIFT
REGISTER
9
QS
10
Q'S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
Q516
16
UPA672T-A
VDD
DC SW
IC504
BU4094BCFV
D513
DA204U
D512,513,514
SURGE
ABSORPTION
0.01u
8
VSS
7
Q4
6
Q3
1k
R539
5
Q2
R540 1k
4
Q1
3
CLK
2
DATA
1
STRB
SHIFT
IC502
REGISTER
D510 D511
D509
DA204U
DA204U DA204U
D508-511
SURGE ABSORPTION
CN601 CN501
VLI
1 11
5M
2 10
GND
3 9
NC
4 8
SB
5 7
NC
6 6
GND
7 5
R502
PTT
8 4
MIG
9 3 0
MIC
10 2
R503
HK
11 1
0
E
10
6
0.01u
8
VSS
7
Q4
6
Q3
5
Q2
4
Q1
3
CLK
2
DATA
1
STRB
CLK
SOE
D514
DA204U
BUSYC
POWLEDC
DAT
PTT
HK
5M
VLI
SB
MIC
C501
10u10
MIG