Kenwood 1050MD Service Manual page 26

BS BT
DISPLAY UNIT (X14-4430-00) (A/3) : DM-5090 ONLY
ED1
Q Q
3 7 6 3 1 5 1 5 0
P13 P14
P17
REPEAT FADE
P15
P16
TITLE IN
P17 P18
PGM SEARCH
P2
P19
P21
P20
COPY SINGLE
P22
P23 P24 TOTAL
P25
REMAIN
15G 10G
U+5V
R41
Q5
T E
CN2 L 1 3 9 4 2 2 9 6 5 1 3 47K
ENCB 17 17
ENCA 16 16
KD3
15 15
X25- KD1 14 14
-CN4
UGND 13
KD2 12 12
2/3
KD0 11 11
U+5V 10 U+5V
G
C15
FL GND 9
0.01
-33V 8 -33V
R30 100
AC5.9V 7
R29 100
AC5.9V 6
DRCE 5 62
DRCK 4 63
DRDT 3 64
R2
REM
2 2
470
TMSW 1 1
X25-
WH1
(X14- ) (C/3)
2/3
REC LEVEL
CN3 R45
D
R44 1K
2.7K
R-FIX 6
VR1
R47
R-VAL 5
50K Q7
1K
WH1 Q7.8
X25- GND 4
MUTE
CN12
GND 3
Q8
2/3
L-VAL 2
R43 1K
L-FIX 1 R48 R46
1K 2.7K
I
10.9V R61
+12V
w w w
100
X25- D3 D1
-CN1 D4
R62
-11.6V
-12V
100
2/3
E1
H
WH3
I
BU BV
14G
L
40 30 21 18 15 12 9
L1 L2 L3 L4 L5 L6 L7 L8
P18 P19 P20 P21 P22 P23 P24 P25
P3 P4 P5 P6 P7 P8 P9 P10
R1 R2 R3 R4 R5 R6 R7 R8
R 40 30 27 24 21 18 15
9G 8G 7G 6G 5G
1
16 33
( 16 AM16 AM33
)
15 34
( 15 ) AM15 AM34
14 35
( 14 ) AM14 AM35
13 36
( 13 AM13 AA1
)
12 37
( 12 ) AM12 AA2
11 38
( 11 ) AM11 AA3
10 39
( 10 ) AM10 IC1 AA4/G16
9 40
( 9 ) AM9 FL DRIVER AA5/G15
8 41
( 8 ) AM8 AA6/G14
(BOTTOM VIEW)
7 42
( 7 ) AM7 AA7/G13
6 43
( 6 ) AM6 AA8/G12
5 44
( 5 ) AM5 G11
4 45
( 4 ) AM4 G10
3 46
(
3 ) AM3 G9
2 47
( 2 ) AM2 G8
1 48
AM1 G7
( 64 ) R27
10K
( 63 )
C6
( 62 )
100P
-33V
+
+
U+5V U+5V
-33V
+12V
IC2
C23
(1/2)
22u16 8 R51 R53
3
L1
22 22
+ 1
+
2
-
+
VR2
50K R57
L2
330
R58
+
330
6
R52 R54
-
C24
+ 5
+
7 22 22
22u16 4
IC2
PHONES
(2/2)
BUFFER
LEVEL
AMP
-12V
x a o
y
. i
BW BX
7 5 3 1 0 OVER
(-dB)
P33
L15
P32
L9 L10 L11 L12 L13 L14
P26 P27 P28 P29 P30 P31
OUT
P11 P12 P13 P14 P15 P16
R9 R10 R11 R12 R13 R14
12 9 6 3 0 OVER (-dB)
P1
R15
4G 3G 2G 1G 11G 12G
( 42 )
(
41 )
( 40 )
-15.7V
( 33
)
4.8V
R38
1K
Q4
-15.3V
Q3
R34
1K
34
35
-29.8V
FF
Q Q
3 7 6
Q2 PAUSE
R33
1K
R13
43
22K
44
TT
FB PLAY
45 SEARCH
-29.8V
46
R32
Q1
47
1K
R18 R17
48
22K 8.2K
TIME
MONI REC TITLE
DISPLAY
-TOR INPUT INPUT
Q1-5
BUFFER
R23 R22
22K 8.2K
-32.5V
PRESET LEVEL
AUTO/ REC
-33V
TITLE METER
MANUAL MODE
MODE
4.8V
U+5V
(X00-285X-XX) (A/2)
X
TRANSFORMER
AC
AC
E1
WH1 AUDIO
HEADPHONES
AC19V 1
J1
GND 2 AUDIO
AC19V 3 AUDIO
AC10V 4 SYSTEM
AC5.9V 5
X
F1
AC10V 6 SYSTEM
P1
AC30V 7 CN4 CN3
SHIELD
-VFL
H
AC30V 8 -VFL
u 1 6 3
AC5.9V 9
BY BZ
P1 P2 P3 P4 P5
2 AM AM 4 AM AM AM
8 9 9
P1 P2 1 2 3 4 5
ANALOG DIGITAL
P6 P7 P8 P9 P10
AM AM AM AM AM
6 7 8
9 10
P3 P4 P5
P11 P12 P13 P14 P15
1 2 3
AM AM AM AM AM
11 12 13 14 15
P7
P6
MONO 32kHz P16 P17 P18 P19 P20
AM AM AM AM AM
P8 16 17 18 19 20
P9
MONITOR
P21 P22 P23 P24 P25
44.1kHz
AM AM AM AM AM
21 22 23 24 25
P10
MANUAL
P26 P27 P28 P29 P30
P12
AM AM AM AM AM
48kHz 26 27 28 29 30
P11
A.PAUSE
P31 P32 P33 P34 P35
AM AM AM AM AM
31 32 33 34 35
13G
(1G-12G)
R9 R8 R7
11
12K 2.7K 1.8K
3 1 5 1 5 0 8 9
EJECT REMOTE
SENSOR
R12 R11 R10 A1
14
12K 2.7K 1.8K
REC STOP
S3
+
R16 R15 R14
12
4.7K 2.7K 1.8K
EDIT FADE
R21 R20 R19
15
4.7K 2.7K 1.8K
JOG
DIAL
E2
SET
ENTER
(
1 )
R3
10K
(J) : AC100V 50/60Hz
(K) : AC120V 60Hz
(X00-285X-XX) (A/2) (B/2)
(M) : AC110-120V/220-240V~
DESTINATION
50/60Hz
COUNTRY
(X) : AC240V~ 50Hz
JAPAN
CN1
(T,E) : AC230V~ 50Hz
U.S.A.
2 GENERAL MARKET
EUROPE
L1
1
U.K.
MAIN
POWER
(X00-285X-XX)
m
(B/2)
X
WH5
X W1
(RED)
X 115V
WH4
c o
(BLU)
X
S2
X WH3
. 230V
(GRN)
1050MD/DM-5090/DM-9090
Y22-7000-00
CA CB
IC1 : LC75710NE
IC2 : NJM4580D
L88MS33T
2
8 9 9
Q1-5 : 2SC3311A(Q,R) or
2SC2458(Y,GR)
Q7,8 : 2SD1450(S,T)
D2 : RD7.5JS(B) or HZS7.5S(B)
D1,3,4 : 1SS133 or HSS104
5
ED1 : FIP12XM1GA
1
A1 : W02-2551-05
TL431CLP LC75710NE
CXD2652AR
TC74HC157AF
CS5334
ICP-N10
CS5335
TC74ACT540FS
2 4 9 8 2 9 9
HD74HCT126FPEL
TC7WU04FU
8
5
8
14
7
4
1
1
(X14- ) (B/3)
S25
TIMER SW
HI: REC
MD: PLAY
LO: OFF
E3
WH1
R1 10K
1 1
2 2
3 3
UNIT No. W1 S2 F1 TRANSFORMER
WH3-5
ABB.
J
0-00 YES NO NO 1.25A 125V L07-2412-05
K
M 0-21 NO YES YES L07-2271-05
T800mA L250V
E 2-71 YES NO NO L07-2270-05
T
1050MD/DM-5090/DM-9090 (3/3)