JVC HR-XV1EK - Printed Circuit Boards Power; Operation

F501
FH501
FH502
C502_1
HS501
Q501
IC503
R504
R512
Q502
D509_1
C515
R502
L501
R506
W007
D524
R524
R507
R508
C501_1
L503
Q504
R509
R510
B503
C518_2
W802
Q506
IC501
R521
R520
R522
C524
W011
W804
D531
R525
C511_3
L505
L506
C529_1
D512
CP502_1
C517_2
HS502
IC502_1
C514_3
R513
CP503
C530
L507
R518 R519
D523
W813
C520
C528
W001
Q505
T501_1
C505_2
C509
D529
D507
D515
D510
W005
W008
C527_1
C516
C525_1
R536
W010
D525
W002
W003
R505
B501
W004
C522_1
W009
R516
C519_2
C508_1
D502
D503
D505
D506
R517_2
CP501
D522
D530
D518_1
C513_1
C510_1
W814
W811
W808
W805
SW684
SW681
SW688
SW682
SW686
R689
R688 R687
R685 R683
R681
CP681_1
SW689
R690
D681_1
+
RISK OF FIRE - REPLACE AS MARKED.
DANGEROUS VOLTAGE
PRINTED CIRCUIT BOARDS
POWER / OPERATION
SOLDER SIDE
Y/C/AUDIO/HEAD AMP
1
REC
10µs
0.5V
2
PB
10µs
200mV
POWER ON
50ns
100mV
3
PB
5ms
100mV
4
REC, PB
5ms
1V
5
WAVEFORMS
The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram.
MICON
PB
200ms
1.0V
17
PB
200ms
1.0V
18
10µs
500mV
29
TUNER/JACK
REC
5µs
10V
6
REC
5µs
10V
7
10µs
500mV
31
36
DVD IN/OUT
10µs
500mV
32
500ns
100mV
34
NOTE:
10µs
500mV
30
2-41 2-42