JVC HR-XV1EU-R Service Manual page 88

A B
8
7
6
5
4
DVD/HDD LED SW
DVD_LED
Q651
KRA103SRTK
5.1
0 5.2
3
FROM/TO OPERATION1/LED
CP653_1
IMSA-9604S-05Z13
1 DVD LED
2 GND
3 AT+5.2V
4
KEY-A
5
KEY-B
2
CAUTION: DIGITAL TRANSISTOR
1
A B
C D
DISPLAY SCHEMATIC DIAGRAM
(VCR PCB)
V651 ELF-4M6SDRVGWB
SEG1 SW
15 14 13 12 11 10 9 8 7 6 5
Q653
KRC103SRTK
R656
0 2.9
1G SW 180
Q654
0
KTA1504S_Y_RTK
4.4 1.3
SEG2 SW
Q655
4.8
KRC103SRTK
R659
0 2.1
SEG3 SW 180
Q656
1.0
KRC103SRTK
R660
0 1.0
2G SW 180
Q657
2.0
KTA1504S_Y_RTK
4.4 0.6
SEG4 SW
4.8
Q658
KRC103SRTK
R663
0 1.4
SEG5 SW 180
Q659
4.0
KRC103SRTK
R664
0 2.1
3G SW 180
Q660
4.0
KTA1504S_Y_RTK
4.4 3.0
SEG6 SW
4.8
Q661
KRC103SRTK
R665
0 0.6
180
4.0
KEY-A
R655 R657 R661
KEY-B
2.7K 1.8K 1.5K
CAUTION: DIGITAL TRANSISTOR
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C D
2-25
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
Note :
When replacing the parts , refer to the Parts List.
E F
4 3 2 1
SEG10 SW
Q667
KRC103SRTK
R674
0.1 0
180 SEG9 SW
Q666 5.0
KRC103SRTK
R675
0.1 0
180 5G SW
Q665
5.0
KTA1504S_Y_RTK
1.4 4.4
SEG8 SW
Q664 4.9
KRC103SRTK
R669
0.6 0
180 SEG7 SW
Q663
4.0
KRC103SRTK OS651
R668
2.7 0
PIC-37043LO
180 4G SW
5.0
Q662 Vout 1
0
KTA1504S_Y_RTK 0
GND 2
1.5 4.4
5.0
B+ 3
4.8
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
E F
2-26
G H
FROM SUB MICON/OSD/VPS
DVD_LED
VCR_LED
FROM/TO VCR SYSCON
1G/VCR/T-REC_LED
2G/DUB/REC_LED
3G/TV/VCR_LED
4G/T_SHT_LED
5G/CS/BS_LED
SEG_1
SEG_2
SEG_3
SEG_4
SEG_5
SEG_6
SEG_7
SEG_8
SEG_9
SEG_10
REM_IN
KEY-B
KEY-A
REM_IN
R652
100 1/4W
FROM/TO REGULATOR
GND
D656
AT+5.2V_VCC
1N4005-EIC
R651
VCR_LED
330
AT+5.2V
PCB010
VMB252
G H
8
7
6
5
4
3
2
1