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RD-XV47KB
Toshiba RD-XV47KB User Manual
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1-13-8
H
i
-F
i
Au
d
i
o Block D
i
agram
E3B90BLH
48
47
14
15
78
R-CH
INSEL
L-CH
INSEL
NOR
SW
SERIAL
DATA
DECODER
OUTPUT
SELECT
VCO
LPF
L-CH
BPF
R-CH
PNR
L-CH
PNR
LIM
DEV
COMP
SW
NOISE
VCO
LPF
LIM
DEV
COMP
COMP
SW
NOISE
MIX
R-CH
BPF
P
R
R
L
P
R
HOLD
PULSE
NOISE
DET
DO
DET
ENV
DET
34
33
76
77
74
37
38
39
75
73
26
21
24
27
N-A-REC
VCR-AUDIO-OUT(R)
VCR-AUDIO-OUT(L)
LIM
80
N-A-PB
Hi-Fi-H-SW
A-MODE
TO AUDIO
BLOCK DIAGRAM
TO AUDIO
SELECTOR
BLOCK DIAGRAM
IIC-BUS SDA
VCR-AUDIO-IN(L)
VCR-AUDIO-IN(R)
IIC-BUS SCL
TO
SERVO/ SYSTEM
CONTROL BLOCK
DIAGRAM
BOARD POWER
Hi-Fi-
AUDIO(R)
7
Hi-Fi
-COM
8
Hi-Fi-
AUDIO(L)
9
CN251
IC451
( Hi-Fi AUDIO PROCESS)
REC-AUDIO SI
G
NAL
PB-AUDIO SI
G
NAL
M
ode
:
SP/REC
Q451
MUTE-ON
MUTE-ON
50
4
Hi-Fi
AUDIO(R)
HEAD
Hi-Fi
AUDIO(L)
HEAD
CYLINDER ASSE
M
BLY
(DECK ASSE
M
BLY)
TO AUDIO
SELECTOR
BLOCK DIAGRAM
NOTE
:
BOARD
M
EANS PRINTED CIRCUIT BOARD
.
48
50
Table of Contents
Green Product Procurement
2
Lead-Free Solder
2
Table of Contents
3
Specifications
4
Laser Beam Safety Precautions
5
Precautions During Servicing
6
Important Safety Precautions
6
Safety Check after Servicing
7
Clearance Distance
7
Leakage Current Test
7
Ratings for Selected Area
7
Circuit Board Indications
8
Instructions for Connectors
8
How to Remove/Install Flat Pack-IC
8
Standard Notes for Servicing
8
With Soldering Iron
9
Installation
10
With Iron Wire
10
Instructions for Handling Semi-Conductors
11
Ground for Human Body
11
Ground for Workbench
11
Moisture
12
Static Electricity
12
Handling Precautions for HDD
12
How to Enter the Service Mode
13
About Optical Sensors
13
What to Do for Preparation
13
Preparation for Servicing
13
Disassembly Flowchart
14
Disassembly Method
14
Cabinet Disassembly Instructions
14
Reference Notes
15
Lead Connections of Deck Assembly and Board Power
17
How to Eject Manually
18
Test Equipment Required
19
Head Switching Position Adjustment
19
Symptom of Misadjustment
19
Electrical Adjustment Instructions
19
Self-Check Mode Screen
20
Screen of Finishing Self-Check Mode
20
How to Self-Check and Initialize the HDD & DVD/VCR
20
Indication of DVD Self-Check
21
Indication of HDD Self-Check
21
Available Button in Self-Check Mode
21
Initialize Mode Screen
21
Update Contents
22
Update
22
Firmware Renewal Mode
22
Firmware Version Display
23
TV Display When Completing Update with Error
23
VFD Display During Update
23
How to Verify the Firmware Version
23
Power Supply Section
24
Troubleshooting
24
HDD/DVD Section
27
VCR Section
34
Function Indicator Symbols
41
Servo/System Control Block Diagram
42
Sub System Control Block Diagram
43
Digital Signal Process Block Diagram
44
Video Selector Block Diagram
45
Video Block Diagram
46
Audio Selector Block Diagram
47
Audio Block Diagram
48
Hi-Fi Audio Block Diagram
49
Power Supply Block Diagram
50
Sub Power Supply Block Diagram
51
Standard Notes
52
Schematic Diagrams / Board's and Test Points
52
Power Schematic Diagram (VCR Section)
54
Power Sensor Schematic Diagram (VCR Section)
55
Power Switch Schematic Diagram (VCR Section)
58
Power Supply Schematic Diagram (VCR Section)
64
Front Jack & Switch Schematic Diagram (VCR Section)
65
Rear Jack Schematic Diagram (VCR Section)
66
ATA Schematic Diagram (DVD/HDD Section)
66
AFV Schematic Diagram (VCR Section)
67
DVD/HDD Main Schematic Diagram (DVD/HDD Section)
68
Board Power Top View
73
Board Sensor View
73
Board Power Bottom View
74
Board Power Supply Top View
75
Board Power Supply Bottom View
76
Board Front Jack Top View
77
Board Rear Jack Top View
78
Board Rear Jack Bottom View
78
Board Power Switch Top View and Bottom View
78
Board ATA Top View and Bottom View
78
Board AFV Top View
79
Board AFV Bottom View
79
Waveforms
80
Wiring Diagram
81
IC501 (Servo/System Control)
83
IC Pin Function Descriptions
83
IC612 (VFD Driver)
85
Lead Identifications
86
Cabinet
87
Exploded Views
87
Board AFV
88
Board Sensor
88
Power Assembly
88
DVD Mechanism & DVD/HDD Main Board Assembly
89
Board PW/SW
89
Board ATA
89
Packing (RD-XV47KE/RD-XV47KF)
90
Packing (RD-XV47KB)
91
Mechanical Parts List
92
Board Power
94
Electrical Parts List
94
Board Power Supply
104
Board Power Switch
104
Board Front Jack
107
Board Rear Jack
108
Board Switch
108
Deck Mechanism Section
110
Service Schedule of Components
111
Standard Maintenance
111
Cleaning of ACE Head
112
Cleaning of Video Head
112
Service Fixture and Tools
113
Bottom View
114
Mechanical Alignment Procedures
114
Service Information
114
Top View
114
Flowchart of Alignment for Tape Traveling
115
Tape Interchangeability Alignment
115
Preliminary/Final Checking and Alignment of Tape Path
116
X Value Alignment
116
Checking/Adjustment of Envelope Waveform
117
Azimuth Alignment of Audio/Control/Erase Head
118
Checking and Alignment of Tape Path During Reversing
118
Disassembly/Assembly Procedures of Deck Mechanism
119
Alignment Points in Eject Position
128
Alignment Procedures of Mechanism
128
Cam Gear (A) (HI), Rack Assembly
128
Mode Gear
128
Deck Exploded Views
129
Deck Mechanism View
129
Deck Parts List
132
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Toshiba RD-XV47KB Specifications
General
Brand
Toshiba
Model
RD-XV47KB
Category
DVD Recorder
Language
English
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