Service manual
– 33 –
MD-M3/M1
Figure 33 SCHEMATIC DIAGRAM (2/14)
7
8 9 10 11 12
ICD01
IX0288AW
SYSTEM MICROCOMPUTER/
FL DRIVER
FLD01
RF51
100K
RF52
100K
RF72 100K
RF73 100K
RF74 100K
RF75 100K
RF76 100K
RF71 100K
RF77 100K
SWD08 SWD02 SWD01
SWD16 SWD15 SWD14 SWD13 SWD12 SWD11 SWD10
SWD26 SWD25 SWD24 SWD23 SWD22 SWD21 SWD20 SWD19
RD50
39
2
1 3
RXD01
REMOTE SENSOR
CD16
220/6.3
SWD28
VOLUME
RD51
10K
RD52
10K
XD01
8.3886MHz
RF27 8.2K
RF26 8.2K
RF25 8.2K
CD11
15P(CH)
CD12
18P(CH)
CD14
150P
CD18
0.001
CD19
0.001
CD15
0.022
RD31
1K
RD33 1K
RD35 1K
RD36 1K
RD37 1K
RD38 1K
RD40 1K
RD41 1K
RD42 1K
RD45 1K
RD46 1K
RD48
8.2K
RD47
68K
RF07
12K
RF06
5.6K
RF05
3.9K
RF04
2.2K
RF03
1.8K
RF02
2.2K
RF01
1K
RF14
5.6K
RF13
3.9K
RF12
2.2K
RF11
1.8K
RF10
1.2K
RF09
1K
RF23
12K
RF22
5.6K
RF21
3.9K
MD-M3 ONLY
RF20
2.2K
RF19
1.8K
RF18
1.2K
RF17
1K
CD08
150P
CD09
150P
CD10
0.01
RD43 1K
RD54
1K
RD55
1K
RD56 1K
CD13
0.001
RD32
1K
RD58
47K
QD02
KTC3199 GR
QD03
KTC3199 GR
QD04
KTC3199 GR
CF53 100P
CF52 100P
CF51
100P
RD64
100K
RD63
100K
RD62
100K
RD59
100K
RD49
100K
7
8
9
10
11
12 13
14
15
16 17
18
19
20 21 22 23 24 25 26 27 28 29 30
31
32
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
49
50
515253545556575859606162636465666768697071727374
81
82
REMOCON
VDD
–29(VP)
VDD3
S1
S3
S2
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
VP
S16
S17
S18
S19
S41
S40
VDD4
S39
S38
S37
S36
S35
S34
S33
S32
S31
S30
S29
S28
S27
S26
S25
S24
S23
S22
S21
S20
VDD
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
S21
G13
G12
G11
G10
G9
G8
G7
G6
G5
G4
G3
G2
G1
1
46 47
48 49
F2
F2
NP
NP
32
45
6
7
8
9
S3
S2
S1
F1
F1
NP
NP
S12
S11
S10
S9
S8
S7
S6
S5
S4
15
16
17 18
1211
13
14
S14
S13
10
S15
S19
S21
S20
S18
S17
S16
NC
NC
30 31 32
33
NC
NC
NC
34 35
36
37 38
39
40
41
42
43
44
45
G13
G12
G11
G10
G9
G8
G7
G6
G5
G4
G3
G2
G1
AN2
MD DSTB
KEY3
KEY2
KEY1
DEST
VDD
TU SM
AMP TEMP
AMP LEVEL
VSS
AMP HPSW
RESET
TIMER
PROGRAM
19 20 21
22
23
24
25
26
27
28 29
NP
NP
SY-STOP
POWER
SPAN SEL
VOL-DOWN
DEMO
SURROUND
VOL-UP
MD
EJECT
AUX
REVIEW
STOP
MEMORY
PRESET
EQUALIZER
PLAY/
PAUSE
X-BASS
SURROUND
FF
+B
LEDD01
SLI342UCB
RD53
1.2K
RED
2 3
1
+B
–B
–B
+B
+B
+B
DISPLAY
POWER
NORMAL
HIGH
CD MD EDIT
100
DISPLAY PWB-B1
PG0
4.29V
P14
P15
4.84V
4.92V
PG1
P34
P35
P36
P37
P74
P75
VSS1
CF1
CF2
VDD1
AN0
AN1
RES
0V
0V
0V
4.82V
–27.6V
INT1
INT2
INT3
S0
INT0
AN3
AN4
AN5
AN6
AN7
3.81V
4.92V
4.92V
4.92V
0V
4.84V
0V
3.9V
4.00V
–27.5V
–27.4V
–27.7V
–27.8V
–27.7V
–27.7V
–27.5V
–27.4V
–27.4V
–27.4V
–27.4V
–27.4V
–22.8V
–24.5V
–15.4V
4.93V
–29.6V
–29.6V
–26.3V
–19.2V
–30.04V
–20.4V
–17.7V
–17.9V
–20.2V
–14.6V
–26.4V
–29.6V
–29.6V
–17.8V
–29.6V
–29.6V
–29.7V
–29.6V
–29.7V
4.78V
4.78V
4.13V
0V
0V
0V
4.93V
0V
4
.
92V
–27.6V
4.93V
–27.6V
–27.7V
4.93V
4.93V
4.89V
0V
3.95V
4.93V
+B
99
5.12V
4.81V
0V
0V
0V
2.61V
2.48V
4.84V
0V
0V
0.46V
MDCD
TUNER
REC
FL DISPLAY