Panasonic CX-LH9161B Service Manual ▷ View online
5 BLOCK DIAGRAM
4
ACURA / CX-LH9161B
6 ALIGNMENT INSTRUCTIONS
6.1. Alignment Conditions
∙
Power Supply Voltage : DC13.2V
∙
Output Impedance : 10k
Ω
6.2. Dolby NR Alignment
Step
Alignment Item
Test Tape
VTVM Connection
Adjust
Remarks
(1)
DOLBY NR Rch
RFKZ0038
TP201
VR201
Adjust for 388mV ±1.0dB
(2)
DOLBY NR Lch
RFKZ0038
TP301
VR301
Adjust for 388mV ±1.0dB
7 ALIGNMENT POINTS
5
ACURA / CX-LH9161B
8 TERMINALS
DESCRIPTION
IC601 : C2BBED000014
Pin
No.
Port
Description
I/O
(V)
1
VDD
+5V power supply
-
5.6
2
RESET
Reset input
I
5.6
3
T.LOAD
Tape loading detection
I
0
4
MS
MS mode control
O
0
5
DOLBY
Dolby control
O
0
6
BUS.OUT
H-BUS data
O
0
7
BUS.IN
H-BUS data
I
5.4
8
ACC.DET
ACC level detection
I
0
9
+B.DET
Battery level detection
I
5.6
10
FLASH.IN
Not used
I
-
11
FLASH.OUT Not used
-
-
12
FLASH.CLK Not used
-
-
13
F/R
Forward/Reverse control
O
0
14
MTL
Metal tape selection
O
0
15
M2F
Tape motor control
O
5.6
16
A/B
Tape side detection
I
0
17
MSM
MS gain control
O
0
18
T.IN
Tape-in switch signal
I
0
19
CHG.ON
CD changer AF selection
O
0
20
TAPE.ON
Tape AF selection
O
5.6
21
VDD
+5V power supply
-
5.6
22
VSS
Ground
-
0
23
MUTE
Mute output
O
5.6
24
BIT3
Tape mode switch
I
0
25
BIT2
Tape mode switch
I
5.5
26
END-A
Tape end detection
I
2.8
27
BIT1
Tape mode switch
I
5.5
28
END-B
Tape end detection
I
1.6
29
EQ
Metal tape detection
I
0
30
M1-A
Tape main motor control
O
0
31
M1-B
Tape main motor control
O
0
32
LAMP.A
Pilot lamp on/off
O
5.6
33
LAMP.B
Pilot lamp on/off
O
0
34
EJECT
Tape eject switch
I
5.6
35
MS.OUT
Tape program detection
I
0
36
M2
Tape motor control
O
5.6
37
CA-ON
Tape power control
O
5.5
38
CM-ON
Tape power control
O
5.4
39
IC
Not used
-
-
40
X2
Crystal oscillator
-
2.8
41
X1
Crystal oscillator
-
5.9
42
VSS
Ground
-
0
Note :
Voltage measuerments are with respect to ground, with a
voltmeter (Internal resistance : 10M ohms.)
voltmeter (Internal resistance : 10M ohms.)
9 IC BLOCK DIAGRAM
IC202 : YEAMUPD4066C
IC203 : YEAMM5218AP
IC602 : MN1280S
IC801 : YEAMLB1645N
6
ACURA / CX-LH9161B
10 REPLACEMENT PARTS
LIST
Notes :
1. Be sure to make your orders of replacement parts
according to this list.
2. Important safety notice: Components, identified by
mark
have special characteristics important for safety. When
replacing
replacing
any
of
these
components,
use
only
manufacturer´s specified parts.
3. Location keys in the remarks column indicates the general
location of the parts shown in the exploded drawing, as in a
road map.
road map.
4. The marking (RTL) indicates that Retention Time is limited
for this item. After the discontinuation of assembly in
production, the item will continue to be available for a
specific period of time. The retention period of availability is
dependent on the type of assembly, and in accordance with
the laws governing part and product retention. After the end
of this period, the assembly will no longer be available.
production, the item will continue to be available for a
specific period of time. The retention period of availability is
dependent on the type of assembly, and in accordance with
the laws governing part and product retention. After the end
of this period, the assembly will no longer be available.
Ref.
No.
Part No.
Part Name & Description
Remarks
[E8717B]
IC´s and TRANSISTORs
IC202
YEAMUPD4066C
IC
IC203
YEAMM5218AP
IC
IC601
C2BBED000014
IC
IC602
MN1280S
IC
IC801
YEAMLB1645N
IC
Q251
YEANDTC323ST
Transistor
Q351
YEANDTC323ST
Transistor
Q602
YEAN2SA1175T
Transistor
Q603
YEANDTC144ST
Transistor
Q604
YEANDTC144ST
Transistor
Q650
B1AADF000005
Transistor
Q651
YEANDTC144ST
Transistor
Q652
YEANDTA144ST
Transistor
Q701
YEAN2SD2007
Transistor
Q704
2SD2249QRTA
Transistor
Q705
B1AADF000005
Transistor
Q706
YEANDTC144ST
Transistor
Q707
YEANDTC114ST
Transistor
Q711
B1AAEC000002
Transistor
Q712
B1AAEC000002
Transistor
Q714
B1AAEC000002
Transistor
Q716
B1AADF000005
Transistor
Q801
YEANAQ1F3PT
Transistor
Q802
YEANDTC114ST
Transistor
Q804
YEANDTA144ST
Transistor
Q805
YEANDTC114ST
Transistor
Q806
YEANDTC114ST
Transistor
Q807
2SB1322ATA
Transistor
Q808
YEANDTC114ST
Transistor
Q809
2SB1398TA
Transistor
Q821
YEANDTC144ST
Transistor
DIODEs
D651
MA165TA
Diode
D701
YEADRD91EB2T
Diode
D702
YEADRD75JS2T
Diode
D708
YEADRD62JS2T
Diode
D710
MA4082LMTA
Diode
D717
MA165TA
Diode
D718
MAZ40680GF
Diode
D719
MA165TA
Diode
D800
MA165TA
Diode
D801
MA165TA
Diode
Ref.
No.
Part No.
Part Name & Description
Remarks
D802
YEADRD91JS1T
Diode
CAPACITORs
C220
ECA1CM100B
Electrolytic, 10µF 16WV
C227
YEU05F104Z
Ceramic, 0.1µF 50WV
C230
ECA1CM470B
Electrolytic, 47µF 16WV
C231
ECA1CM100B
Electrolytic, 10µF 16WV
C252
ECA1HM4R7B
Electrolytic, 4.7µF 50WV
C253
ECA1HM4R7B
Electrolytic, 4.7µF 50WV
C254
YEU05SL560J
Ceramic, 56PF 50WV
C320
ECA1CM100B
Electrolytic, 10µF 16WV
C331
ECA1CM100B
Electrolytic, 10µF 16WV
C352
ECA1HM4R7B
Electrolytic, 4.7µF 50WV
C353
ECA1HM4R7B
Electrolytic, 4.7µF 50WV
C354
YEU05SL560J
Ceramic, 56PF 50WV
C601
YEU05B101K
Ceramic, 100PF 50WV
C602
YEU05B101K
Ceramic, 100PF 50WV
C604
YEU05F104Z
Ceramic, 0.1µF 50WV
C605
ECA1CM100B
Electrolytic, 10µF 16WV
C651
YEU05B331K
Ceramic, 330PF 50WV
C701
ECA1HM010B
Electrolytic, 1µF 50WV
C702
ECA1CM331B
Electrolytic, 330µF 16WV
C703
ECA1CM470B
Electrolytic, 47µF 16WV
C706
ECA1AM331B
Electrolytic, 330µF 10WV
C707
YEE05Y103N
Ceramic, 0.01µF 50WV
C708
ECA1CM100B
Electrolytic, 10µF 16WV
C713
ECA1HM2R2B
Electrolytic, 2.2µF 50WV
C714
ECA1AM221B
Electrolytic, 220µF 10WV
C801
ECA1CM101B
Electrolytic, 100µF 16WV
C810
YEE05Y103N
Ceramic, 0.01µF 50WV
C819
YEE05Y103N
Ceramic, 0.01µF 50WV
RESISTORs
R201
ERDS2TJ331
Carbon, 330
Ω
Ω
Ω
Ω
1/4W
R230
ERDS2TJ103
Carbon, 10k
Ω
Ω
Ω
Ω
1/4W
R231
ERDS2TJ822
Carbon, 8.2k
Ω
Ω
Ω
Ω
1/4W
R232
ERDS2TJ152
Carbon, 1.5k
Ω
Ω
Ω
Ω
1/4W
R233
ERDS2TJ104
Carbon, 100k
Ω
Ω
Ω
Ω
1/4W
R234
ERDS2TJ104
Carbon, 100k
Ω
Ω
Ω
Ω
1/4W
R235
ERDS2TJ101
Carbon, 100
Ω
Ω
Ω
Ω
1/4W
R241
ERDS2TJ472
Carbon, 4.7k
Ω
Ω
Ω
Ω
1/4W
R242
ERDS2TJ472
Carbon, 4.7k
Ω
Ω
Ω
Ω
1/4W
R243
ERDS2TJ472
Carbon, 4.7k
Ω
Ω
Ω
Ω
1/4W
R244
ERDS2TJ100
Carbon, 10
Ω
Ω
Ω
Ω
1/4W
R245
ERDS2TJ472
Carbon, 4.7k
Ω
Ω
Ω
Ω
1/4W
R251
ERDS2TJ103
Carbon, 10k
Ω
Ω
Ω
Ω
1/4W
R301
ERDS2TJ331
Carbon, 300
Ω
Ω
Ω
Ω
1/4W
R332
ERDS2TJ152
Carbon, 1.5k
Ω
Ω
Ω
Ω
1/4W
R333
ERDS2TJ104
Carbon, 100k
Ω
Ω
Ω
Ω
1/4W
R334
ERDS2TJ104
Carbon, 100k
Ω
Ω
Ω
Ω
1/4W
R335
ERDS2TJ101
Carbon, 100
Ω
Ω
Ω
Ω
1/4W
R341
ERDS2TJ472
Carbon, 4.7k
Ω
Ω
Ω
Ω
1/4W
R342
ERDS2TJ472
Carbon, 4.7k
Ω
Ω
Ω
Ω
1/4W
R343
ERDS2TJ472
Carbon, 4.7k
Ω
Ω
Ω
Ω
1/4W
R344
ERDS2TJ100
Carbon, 10
Ω
Ω
Ω
Ω
1/4W
R345
ERDS2TJ472
Carbon, 4.7k
Ω
Ω
Ω
Ω
1/4W
R351
ERDS2TJ103
Carbon, 10k
Ω
Ω
Ω
Ω
1/4W
R601
ERDS2TJ473
Carbon, 47k
Ω
Ω
Ω
Ω
1/4W
R602
ERDS2TJ473
Carbon, 47k
Ω
Ω
Ω
Ω
1/4W
R603
ERDS2TJ473
Carbon, 47k
Ω
Ω
Ω
Ω
1/4W
R604
ERDS2TJ822
Carbon, 8.2k
Ω
Ω
Ω
Ω
1/4W
R613
ERDS2TJ473
Carbon, 47k
Ω
Ω
Ω
Ω
1/4W
R614
ERDS2TJ473
Carbon, 47k
Ω
Ω
Ω
Ω
1/4W
R615
ERDS2TJ103
Carbon, 10k
Ω
Ω
Ω
Ω
1/4W
R651
ERDS2TJ223
Carbon, 22k
Ω
Ω
Ω
Ω
1/4W
R652
ERDS2TJ223
Carbon, 22k
Ω
Ω
Ω
Ω
1/4W
R653
ERDS2TJ223
Carbon, 22k
Ω
Ω
Ω
Ω
1/4W
R654
ERDS2TJ223
Carbon, 22k
Ω
Ω
Ω
Ω
1/4W
R655
ERDS2TJ221
Carbon, 220
Ω
Ω
Ω
Ω
1/4W
R700
ERDS2TJ103
Carbon, 10k
Ω
Ω
Ω
Ω
1/4W
R701
ERDS2TJ333
Carbon, 33k
Ω
Ω
Ω
Ω
1/4W
7
ACURA / CX-LH9161B