Kenwood RXD-M65V-H Service Manual page 19

A
RXD-M65V-H (X28-320X-XX)
DESTINATION
UNIT No.
COUNTRY ABB.
GENERAL MARKET M
X
AUSTRALIA
EUROPE E
RXD-M65V-N (X28-32XX-XX)
1
DESTINATION
UNIT No.
COUNTRY ABB.
GENERAL MARKET M1
SHANGHAI V
(D40-1772-05)
PLAY
PLAY-SW
8
REC-R
REC-R-SW
7
REC-F
REC-F-SW
2
6
PACK
PACK-SW
5
CPM
M
4
SOLENOID
SOL
3
GND
2
END
PHOTO
1
3
L-PLAY
1
Lch
L-REC
2
R/P
R-REC
3
Rch
R-PLAY
4
GND
5
ERASE
ERASE
6
4
IC1 : HA12230NT
Q1-4 : RK7002
Q5,11,12,18 : DTC124EUA or
UN5212
Q6,7 : 2SA1286-T11
Q8,9 : KRC103M or
UN4212
Q13,14 : 2SC2785(F,E)
Q15,16 : KTC3200 or
2SC1845(F,E)
Q17 : DTA124EUA or
UN5112
Q19 : KTC3205 or
2SC3940A(R,S)
5 D1-3 : 1SS133 or
HSS104A
RECORDING LINE
SIGNAL LINE
GND LINE
B LINE
+B
CAUTION: For continued
safety, replace safety critical
components only with manu-
facturer's recommended
6
parts (refer to parts list).
indicates safety critical com-
ponents. For continued pro-
tection against risk of fire,
replace only with same type
and rating fuse(s). To
reduce the risk of electric
shock, leakage-current or
resistance measurements
shall be carried out
(exposed parts are accept-
ably insulated from the sup-
7
ply circuit) before the appli-
ance is returned to the cus-
tomer.
B
C9, R63, W3,
10 64 4
0-11 NO NO YES
2-70 YES YES NO
C9, R63,
W3,
10 64 4
00-11
NO NO YES
12-10
(X28-32XX-XX)
1 22
9.3V
2 21
SOLENOID
CONT.
3 20
R39
Q7
47K
4 19
5
Q9
6
7
8 23
CN2
IC1
PLAY (Lch)
∗ R63
WH1
1K
6
∗ W3
5
4 4.6V
3
2
4.6V
1
∗ W4
∗ R64
1K
Q2
9.2V
R26
R36 1M
10K
Q4
Q5
R28
1M
REC
: 4.2V
R/P
SW
Q11,12
9.26V
REC
BIAS
L4
CONT. SW
10uH
+9V
5.8V
(REC MODE)
D3
Q12
Q11
REC
: 4.2V
+9V
Y39-4470-20
C
CN1
2 4 6 8 10
1 3 5 7 9
9.3V
VCC
+9V
CAPSTAN
CONT.
R37
Q6
47K
Q8
PLAY
+9V
+9V +9V
PLAY (Lch)
C13
PB/REC EQ.
4700P
4.6V
SYSTEM IC
R7 8.2K
C5
0.01
PLAY
: 4.2V
REC
: 8.2V
4.6V
PLAY
: 4.2V
REC
C6
: 8.2V
0.01
4.6V
R8
8.2K
REC (Rch)
Q3
BIAS
R27
(Rch)
1M
Q1
R25
1M
Q1-4
MUTING
(REC/PAUSE)
5.2V
(REC MODE) R54 10
Q19
1/4W
Q13
OSC
Q14
RXD-M65V-H/M65V-N
D
X29-CN72
2/3
X - 4
12 14 16 18 20 22
11 13 15 17 19 21 23
VCC
REC : 4.8V
PLAY : 0V
STOP : 1.5V
REC/STOP : 4.9V
PLAY : 0V
: 4.9V
REC (Rch)
VCC
9.2V
C19
4.7u50
+
4.6V
IC1
4.6V
C20 0V
4.6V
4.7u50
4.6V
+
4.6V
C14
4700P
R19
10K
L2 10mH
R22
C24 220P 15K
C23 220P R21
15K
L1 10mH
BIAS
(Lch)
C60 C59
1000P 1000P
4.7V
R61
Q15
(REC MODE)
5.6K
BIAS OSC
R62 Q16
(105kHz)
5.6K
L3
BEAT
CANCEL
Q18
Q17
+9V
RXD-M65V (1/3)
E
The DC
voltage is
an actual
r e a d i n g
measured
with a high
impedance
type volt-
meter with
no signal
input. The
m e a s u r e -
ment value
may vary
depending
on the
measuring
i n s t r u -
m e n t s
used or on
the prod-
uct.