Memorex MVR4041, Service Manual

Page: 39 / 157

A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
Vout
B+
GND
OS651
PIC26043LO
1
2
3
SW660
SKHVBED010
CH DOWN
SW659
SKHVBED010
CH UP
SW607
SKQNAED010
REW/REV
SW605
SKQNAED010
FF/CUE
SW608
SKQNAED010
POWER
SW606_4
SKQNAED010
PLAY
SW604_4
SKQNAED010
REC/OTR
SW603_4
SKQNAED010
STOP/EJECT
V651 LTG-Y2K22M-J
1 10 11 12 13 14 15 2 3 4 5 6 7 8 9
CP601_1
IMSA-9604S-04Z13
FRONT 1,4
1
2
3
4
CP651_1
IMSA-9604S-04Z14
FRONT 1,4
1
2
3
4
Q656
KRC103RTK
SEG7 SW
Q655
KRC103RTK
SEG8 SW
Q653
KRC103RTK
SEG9 SW
Q652
KRC103RTK
SEG10 SW
Q660
KRC103RTK
SEG4 SW
Q658
KRC103RTK
SEG5 SW
Q662
KRC103RTK
SEG3 SW
Q663
KRC103RTK
SEG2 SW
Q664
KRC103RTK
SEG1 SW
Q657
KRC103RTK
SEG6 SW
DURING PLAYBACK
MEASURED WITH THE DIGITAL TESTER
NOTE: THE DC VOLTAGE AT EACH PART WAS
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
R607
3.3K
R605
13K
R604
6.8K 1/4W
R603
3.9K
R602
2.7K
R601
3.3K
R666
120
R665
120
R663
120
R662
120
R661
100
R664
100
R670
120
R667
120
R668
120
R669
100
R671
100
R672
120
R673
120
R674
120
R675
100
W840
Q651
2SA1037AK
5G SW
Q654
2SA1037AK
4G SW
Q659
2SA1037AK
3G SW
Q661
2SA1037AK
2G SW
Q665
2SA1037AK
1G SW
CAUTION: DIGITAL TRANSISTOR
AT+5.2V
AT+5.2V_A
GND
GND
REM_IN
KEY-B
KEY-A
1G/TV/VCR_LED
2G/T-REC_LED
3G/REC_LED
4G
5G
SEG_1
SEG_2
SEG_3
SEG_4
SEG_5
SEG_6
SEG_7
SEG_8
SEG_9
SEG_10
1G/TV/VCR_LED 2G/T-REC_LED
3G/REC_LED SEG_10 SEG_3 SEG_7 SEG_8 SEG_9
SEG_1 SEG_2 SEG_4 SEG_5 SEG_6
4G 5G
GND
AT+5.2V_A
REM_IN
AT+5.2V
GND
KEY-B
KEY-A
(OPERATION PCB)
(SYSCON PCB)
G-10 G-9
FROM/TO SYSCON
NC
GND
(CP601_1)
(CP651_1)
KEY-A
KEY-B
FFC
2
3
1
4
CD651
2F040702
4
1
2
3
GND
KEY-A
KEY-B
OPERATION/DISPLAY SCHEMATIC DIAGRAM
PCB270
PCB010
(FIP)
(SYS)
VMX206
VEX927
5.2 1.7
4.9
1.9 0
2.0
4.0
0.4
0.4 0
4.0
1.7 5.2
4.9
1.1 0
4.0
0
1.7 5.2
4.9
1.0
3.0
0.4
4.0
0
0
3.1 0
0
0
3.5 0
4.9
1.7
5.2
4.0
0.4 0
4.0
0.9 0
1.3 5.2
4.9
(FIP)
(SYS)
FROM/TO POWER