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SC-EN37P
Panasonic SC-EN37P User Manual
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12 Voltage
and
Waveform
Chart
Note:
Circuit
voltage
and
waveform
describ
ed
herein
shall
be
regard
ed
as
referen
ce
inform
ation
when
probin
g
defect
point,
becaus
e
it
may
differ
from
an
actual
measu
ring
value
due
to
differe
nce
of
Measu
ring
instrum
ent
and
its
measu
ring
conditi
on
and
produc
t
itself.
12.1. Main
P.C.B.
32
SC-EN37
P
31
33
Table of Contents
Default Chapter
2
Table of Contents
2
1 Safety Precautions
4
General Guidelines
4
Caution for Fuse Replacement
5
Before Repair and Adjustment
5
Protection Circuitry
5
Safety Parts Information
5
2 Prevention of Electro Static Discharge (ESD) to Electrostatically Sensitive (ES) Devices
6
3 Precaution of Laser Diode
7
4 Handling Precautions for Traverse Unit
7
5 About Lead Free Solder (Pbf)
9
Service Caution Based on Legal Restrictions
9
6 Accessories
10
7 Operation Procedures
11
Remote Control Key Buttons Operations
11
Main Unit Key Buttons Operations
11
Connection
12
8 Self Diagnosis and Special Mode Setting
13
Service Mode Summary Table
13
Service Mode Table
13
Error Code Table
16
9 Assembling and Disassembling
17
Caution
17
Disassembly Flow Chart
18
Main Components & P.C.B. Locations
19
Disassembly of Rear Cabinet
20
Disassembly of D-Port P.C.B
20
Disassembly of Panel P.C.B. & LED P.C.B
20
Disassembly of Main P.C.B., Sensor P.C.B. & Tuner P.C.B
21
Disassembly of Switch P.C.B. & Traverse Unit
21
Disassembly of Power Switch P.C.B. & Tact Switch P.C.B
22
Replacement of Traverse Cover
22
Disassembly of CD Servo P.C.B
23
Disassembly of Motor Unit & Motor P.C.B
24
Disassembly of CD Block & CD Lid
25
Disassembly of Speakers
26
10 Service Fixture and Tools
29
11 Service Positions
29
Check and Repair of CD Servo P.C.B
30
Check and Repair of Main P.C.B., Sensor P.C.B., Tuner
31
P.C.b
31
12 Voltage and Waveform Chart
32
Main P.C.B
32
CD Servo P.C.B
33
Motor P.C.B
33
Panel P.C.B
33
Tuner P.C.B
33
Waveform Chart
34
13 Wiring Connection Diagram
35
14 Block Diagram
37
CD Servo
37
Tuner
38
Main (1/2), Transformer, Sensor & D-Port
39
Main (2/2), Panel, LED, Power Switch, Tact Switch, Switch & Motor
40
15 Notes of Schematic Diagrams
41
16 Schematic Diagram
43
A) CD Servo Circuit
44
B) Tuner Circuit
45
C) Main Circuit
46
D) Panel Circuit & (E) D-Port Circuit
49
Circuit & (I) Switch Circuit
50
J) Motor Circuit, (K) Sensor Circuit & (L) Transformer Circuit
51
17 Printed Circuit Board
53
A) CD Servo P.C.B. & (B) Tuner
53
C) Main
54
D) Panel P.C.B., (E) D-Port P.C.B., (F) LCD P.C.B., (G) Power Switch P.C.B. & (H) Tact Switch P.C.B
55
I) Switch Circuit P.C.B., (J) Motor Circuit P.C.B., (K)
56
Sensor Circuit P.C.B. & (L) Transformer
57
18 Illustration of Ics, Transistors and Diodes
59
19 Terminal Function of IC's
60
20 Exploded Views
61
Cabinet Parts Location
61
Packaging
63
21 Replacement Parts List
65
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Panasonic SC-EN37P Specifications
General
Brand
Panasonic
Model
SC-EN37P
Category
Stereo System
Language
English
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