Panasonic CQ-ES0200K Service Manual ▷ View online
5 BLOCK DIAGRAM
5.1. Main, Display, Tape Block
5
CQ-ES0200K
5.2. CD Changer Block
6
CQ-ES0200K
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Power Supply Voltage : DC13.2V
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Output Impedance : 4
Ω
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Output Power : 0.5W
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Balance, Fader Control : Center
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Bass, Treble Control : Center
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Dolby NR: OFF
6 ALIGNMENT INSTRUCTIONS
6.1. Alignment Conditions
Note :
Do not align the FM/AM package block. When the package block is necessary, it will be supplied already aligned at the
factory.
factory.
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
6.3. Alignment Points
7
CQ-ES0200K
7.1. Main Block
IC601 : C2CBKH000049
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
1
BEEP
Beep output
O
0
2
BIT3
Tape mode switch
I
0
3
BIT2
Tape mode switch
I
0
4
BIT1
Tape mode switch
I
0
5
FAN-ON
Fan drive control
O
5.0
6
CD-ON
CD.C controller enable
O
4.9
7
CD-RESET
CD.C reset
O
5.0
8
CD-SCKM
CD.C shift clock
O
4.9
9
CD-SOM
CD serial data input
I
0
10
CD-SIM
CD serial data output
O
0
11
RESET (FLASH
RESET)
RESET)
Reset
I
4.9
12
NC
No connection
-
-
13
GND
Ground
-
0
14
GND
Ground
-
0
15
X2
Crystal oscillator terminal
O
1.9
16
X1
Crystal oscillator terminal
I
1.6
17
REGOFF
-
0
18
REGCPU
-
3.6
19
VDD0
+5V power supply
-
5.0
20
NC
No connection
-
-
21
NC
No connection
-
-
22
NC
No connection
-
-
23
TEL-MUTE
(+5V pull-up)
-
0
24
NC
No connection
-
-
25
NC
No connection
-
-
26
DSP-CNT
DSP control
O
5.0
27
DSP-BUSY
DSP busy
I
0.5
28
DSP-RSTB
DSP reset
O
5.0
29
DSP-CE
DSP chip enable
O
1.2
30
DSP-CL
DSP serial clock
O
5.0
31
DSP-DO
DSP serial data output
I
0.5
32
DSP-DI
DSP serial data input
O
5.0
33
PWSTBY
Power amp. stand-by
O
5.0
34
LCD-SCK
(LCD-CLK)
(LCD-CLK)
LCD serial clock
O
0
35
LCD-DATA
(LCD-DO)
(LCD-DO)
LCD serial data
I/O
4.9
36
LCD-STB
(LCD-CE)
(LCD-CE)
LCD strobe
O
0
37
LCD-KEY.REQ
(LCD-DI)
(LCD-DI)
LCD key request
O
0
38
LCD-OFF
LCD-off signal
O
5.0
39
LCD-RESET
LCD reset
O
5.0
40
GND (FLASH
VSS)
VSS)
Ground
-
0
41
VDD (FLASH
VDD)
VDD)
+5V power supply
-
5.0
42
CD-EJ
CD eject switch
I
4.9
43
MD-EJ (CST-
EJ)
EJ)
Cassette tape eject switch
I
4.9
44
MODE-A
Rotary encoder data
I
4.9
45
MODE-B
Rotary encoder data
I
4.9
46
VOL-A
Rotary encoder data
I
0.2
47
VOL-B
Rotary encoder data
I
0.2
48
NC
No connection
-
-
49
MD/CST
MD/CST selection
I
0
50
NC
No connection
-
-
51
AMNK ON/OFF
Not used
O
5.0
52
MUTE
Audio mute
O
0
53
SD
SD signal
I
4.9
54
PLL-SCL
PLL serial clock
O
5.0
55
PLL-SDA
PLL serial data
I/O
4.9
56
ST
FM stereo detection
I
4.9
57
MSOUT
Tape MS detection
I
4.8
58
NC
No connection
-
-
59
R-IN2
Tape motor drive rear
O
0
60
F-IN1
Tape motor drive front
O
0
61
MS-PL/FF
MS mode selection
O
0
Pin
No.
No.
Port
Descriptions
I/O
Vol
(V)
(V)
62
DOLBY
Dolby NR on/off
O
0
63
EQ
Metal tape mode detection
I
0
64
NC (TSTB)
No connection
-
-
65
TCK (SBCK)
CD.C serial clock
O
0
66
TSO (SUBC)
CD.C serial data output
I
4.9
67
NC (TSI)
CD.C serial data input
O
-
68
NC
No connection
-
-
69
T-LOAD
Tape loading detection
I
4.9
70
F/R
Tape head change
O
0
71
NC
No connection
-
-
72
NC
No connection
-
-
73
TEST (FLASH
VPP)
VPP)
(Ground pull-down)
-
0
74
NC
No connection
-
-
75
VCONT (VSM)
Phase diff. level detection
I
0.7
76
S-METER
(Connecting to ground)
I
0
77
NC
No connection
-
-
78
ST-SW1
Steering SW 1
I
4.9
79
ST-SW2
Steering SW 2
I
4.9
80
MTL
Metal tape mode selection
O
0
81
MSM
MS gain control
O
0
82
VDD
+5V power supply
-
5.0
83
AVDD
+5V power supply
-
4.9
84
GND (AVSS)
Ground
-
0
85
LANIN
LAN data input
I
0
86
LANOUT
LAN data output
O
0
87
GND
Ground
-
O
88
CAM A/B
Tape side detection
I
5.0
89
ILL-DET
Illumination detection
I
4.9
90
PACK (DQSY)
CD.C clock
I
4.9
91
+B-DET
Battery detection
I
4.9
92
ACC-DET
ACC detection
I
0
93
EJ-OR
Multi-eject detection
I
4.9
94
MD-SDM
Not used
-
0
95
FLASH SO
Not used
-
0
96
DLASH SI
(Ground pull-down)
-
0
97
MO-SCKM
(FLASH CLK)
(FLASH CLK)
Not used
-
0
98
MD-SIM (T-
IN)
IN)
Tape-in detection
I
4.9
99
MD-RST (END-
B)
B)
Tape end signal
I
0
100
MD-ON (END-
A)
A)
Tape end signal
I
0
7 TERMINALS DESCRIPTION
8
CQ-ES0200K
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