JVC UX-G28B, Руководство по обслуживанию

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R781 R780
R747
R739 1K
R748
R745
C710
C715 C716
CN704
T
O
CN403 (MAIN PWB)
R795 VR701
AD6
IR
JOG1
AD0
AD2
DGND
LED+5V
VCC3.3V
LCD/WR
LCD/RD
LCD/DATA
DGND
R790
100
27K
8.2K
12K
1K
2.2K
100P
100P
10K
100
104 6K8
82K
27K
5.6K
8K2
3K6
47K
R743
R752
R742
R746
R755
R740
R789
R741
R796
LED703
STAND BY
LED702
TIMER LIGHT
LED701
BACK LIGHT
Q702
9014
Q701
8550
SEG31
SEG30
SEG29
SEG28
SEG27
SEG26
SEG25
SEG24
SEG23
SEG22
SEG21
SEG20
SEG0
COM7
COM6
COM5
COM4
COM3
COM2
SEG1
SEG2
SEG3
SEG4
SEG5
SEG6
SEG17 SEG18 NC NC NC
NC
NC
CS NC RD
WR
DA
T
A
VSS
OSCI
VLCD
VDD
IRQ
BZ NC BZ
T1 T2 T3
COM0 COM1
NC NC NC SEG19 SEG16 SEG15 SEG14 SEG13 SEG12 SEG1
1
SEG10 SEG9 SEG8 SEG7
R753
R754
R751
R750
R756
R749
JOG2
RE701
R744
TIMER-LED
SS338AL 1K
1K
1K
2.7K
4K7
104
Q703
8550
R794
2k7
LCD701
R782
150
SW707
SW711
TU-DN
IC705
HT1622
CONTROL PWB
DGND
+12V
AGND
AC INPUT
AC 230V IN
DGND
+6.5V
PT1101
T1101
P-CON
RECTIFIER PWB
USB PWB
SW710
CD/PLAY
SW701
TIMER
SW703
STOP
SW708
TU-UP
SW712
MEMORY
SW705
PRESET DN/B-SKIP
SW702
SLEEP/CLOCK
SW709
USB/PLAY
SW706
RESET UP/F-SKIP
SW713
ON/STAND BY TUNER/BAND
C709
C712
C711
C713
D702
IN4148
47uF
1uF NC 4K7 4K7
104
104
100
C714
C788
SLEEP HBS JAZZ ROCK POP CLASSIC ST MONO
MHz
KHz
REC TAPE USB CD MP3 WMA TRACK
REPEAT 1 GROUP RANDOM PROG. RDS NEWS INFO
10P
C708
CN1
102
C1
107
C
111
4
103/500V
104
C
111
2
473
D
111
2
IN4001
IN4001
IN4001
IN4001
IN4148
IN5401
IN5401
IN5401
IN5401
C
1111 473
473
473
473
473
473
473
D
1111
C
111
0
D
111
0
C1
109
D1
109
C1
108
1000uF/25V
D1
105
C1
104
C1
103
D1
103
D1
104
T
O
CN401 (MAIN PWB)
CN603
T
O
CN302 (MAIN PWB)
CN602
C609
102
C612 C61
1
1P 1P
C610
100uF/6.3V
C607
R607
NC
200P
C608
C
111
3
NC
C1
105
C1
106
R1
102
1K
104
6800uF/25V
T6.3A
L
250V
C1
101
D1
101
C1
102
D1
102
F1
101
200P R608
NC
L606
47uH
47uH
47uH
Q1101
9014
10K
R1101
R1103
47
9015
Q1102
TR1
TRANSFORMER
L1101
F1102
T400mA L 250V
L607 R611
L608
1K
R612 1K
JK602
DGND
GND
GND
GND
D+
D-
VCC
JK601
L602
L605
L604 SEBG160808U300MT SEBG160808U300MT
SEBG160808U300MT
SEBG160808U300MT
L603
DGND
DGND
D+
D-
USB+5V
L-OUT
AGND
R-OUT
AGND
T
O
CN703 (CD PWB)
2
2
1
1
3
3
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5.2.2 Front section