Read Sony SLV-KA177PK / SLV-KA177PL / SLV-KA200PL / SLV-KF300PL / SLV-XA127PK / SLV-XA127PL / SLV-XF247PL Service Manual online
MICROFILM
SERVICE MANUAL
Philippine Model
S MECHANISM
G
• Refer to the SERVICE MANUAL of VHS MECHANICAL
ADJUSTMENTS
VI
for MECHANICAL ADJUSTMENTS.
(9-921-647-11)
SPECIFICATIONS
– Continued on next page –
Abbreviated
KA177
KA200
KF300
XA127
XF247
model name
All model
KA177PK
XA127PK
names
KA177PL
KA200PL
KF300PL
XA127PL
XF247PL
SLV
SLV-KA177PK/KA177PL/KA200PL/KF300PL
XA127PK/XA127PL/XF247PL
RMT-V212/V212A
* The abbreviations of KA177, KA200, KF300, XA127 and XF247 contained in this service manual are
indicated when these models are common to all their corresponding models as given below.
VIDEO CASSETTE PLAYER
System
Format
VHS NTSC standard
Video recording system
Rotary head helical scanning FM system
Video heads
Double azimuth two heads
Video signal
NTSC color, EIA standards
Tape speed
SP: 33.35 mm/s
EP: 11.11 mm/s
EP: 11.11 mm/s
Maximum recording (SLV-KA200/KF300/XF247)/
playback time
playback time
9 hrs. in EP mode (with T-180 tape)
Fast-forward and rewind time
Approx. 4 min. 30 sec. (with T-120 tape)
Tuner section
RF output channel
VHF channel 3 or 4
Antenna
75-ohm antenna terminal for VHF/UHF
Inputs and outputs
LINE 1 IN/LINE 2 IN (SLV-KA200/KF300/
XF247)
VIDEO IN, phone jack (1)
Input signal: 1 Vp-p, 75 ohms,
unbalanced, sync negative
AUDIO IN,
phono jacks (2)
Input level: 327 mVrms
Input impedance: more than 47 kilohms
VIDEO IN, phone jack (1)
Input signal: 1 Vp-p, 75 ohms,
unbalanced, sync negative
AUDIO IN,
phono jacks (2)
Input level: 327 mVrms
Input impedance: more than 47 kilohms
LINE 1 OUT/LINE 2 OUT (SLV-KA200/KF300)
LINE 1 OUT (SLV-XF247)
LINE 1 OUT (SLV-XF247)
VIDEO OUT, phono jack (1)
Output signal: 1 Vp-p, 75 ohms,
unbalanced, sync negative
AUDIO OUT,
phono jacks (2)
Standard output: 327 mVrms
Load impedance: 47 kilohms
Output impedance: less than 10 kilohms
Output signal: 1 Vp-p, 75 ohms,
unbalanced, sync negative
AUDIO OUT,
phono jacks (2)
Standard output: 327 mVrms
Load impedance: 47 kilohms
Output impedance: less than 10 kilohms
LINE OUT (SLV-KA177/XA127)
VIDEO OUT, phono jack (1)
Output signal: 1 Vp-p, 75 ohmes,
unbalanced, sync negative
AUDIO OUT,
phono jack (1)
Standard output: 327 mVrms
Load impedance: 47 kilohms
Output impedance: less than 10 kilohms
Output signal: 1 Vp-p, 75 ohmes,
unbalanced, sync negative
AUDIO OUT,
phono jack (1)
Standard output: 327 mVrms
Load impedance: 47 kilohms
Output impedance: less than 10 kilohms
Photo: SLV-KF300PL
– 2 –
SAFETY-RELATED COMPONENT WARNING!!
COMPONENTS IDENTIFIED BY MARK
!
OR DOTTED LINE
WITH MARK
!
ON THE SCHEMATIC DIAGRAMS AND IN
THE PARTS LIST ARE CRITICAL TO SAFE OPERATION.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE
PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR
IN SUPPLEMENTS PUBLISHED BY SONY.
SAFETY CHECK-OUT
1.
Check the area of your repair for unsoldered or poorly-sol-
dered connections. Check the entire board surface for solder
splashes and bridges.
dered connections. Check the entire board surface for solder
splashes and bridges.
2.
Check the interboard wiring to ensure that no wires are
“pinched” or contact high-wattage resistors.
“pinched” or contact high-wattage resistors.
3.
Look for unauthorized replacement parts, particularly transis-
tors, that were installed during a previous repair. Point them
out to the customer and recommend their replacement.
tors, that were installed during a previous repair. Point them
out to the customer and recommend their replacement.
After correcting the original service problem, perform the following
safety checks before releasing the set to the customer:
safety checks before releasing the set to the customer:
4.
Look for parts which, though functioning, show obvious signs
of deterioration. Point them out to the customer and recom-
mend their replacement.
of deterioration. Point them out to the customer and recom-
mend their replacement.
5.
Check the B+ voltage to see it is at the values specified.
General
Power requirements
110-240 V AC, 50/60 Hz
Power consumption
10W (SLV-XA127)
12W (SLV-KA177/KA200/KF300/XF247)
12W (SLV-KA177/KA200/KF300/XF247)
Operating temperature
5 °C to 40 °C
Storage temperature
–20 °C to 60 °C
Dimensions
Approx. 335
×
100
×
280 mm (w/h/d)
including projecting parts and controls
Mass
Approx. 3.8 kg
Supplied accessories
Remote commander (1)
R6 (Size AA) batteries (2)
75-ohm coaxial cable with F-type connectors (1)
Audio/video cable (3-phono to3-phono) (1)
(SLV-KA200/KF300/XF247)
Microphone (1)
(SLV-KA177/KA200/KF300)
R6 (Size AA) batteries (2)
75-ohm coaxial cable with F-type connectors (1)
Audio/video cable (3-phono to3-phono) (1)
(SLV-KA200/KF300/XF247)
Microphone (1)
(SLV-KA177/KA200/KF300)
Design and specifications are subject to change
without notice.
without notice.
• Feature Difference
XA127
KA177
KA200
XF247
KF300
NTSC 3.58 REC/PB
G
/
g
G
/
g
g
/
g
g
/
g
g
/
g
HEAD/CHANNEL
2/2
2/2
2/2
2/4
2/4
REC MODE
G
G
SP/EP
SP/EP
SP/EP
PLAY MODE
SP/EP
SP/EP
SP/EP
SP/EP
SP/EP
AUDIO SYSTEM
MONO
MONO
MONO
Hi-Fi
Hi-Fi
KARAOKE
G
g
g
G
g
REAR LINE IN (RCA)
G
G
g
(3P)
g
(3P)
g
(3P)
FRONT LINE IN (RCA)
G
G
g
(3P)
g
(3P)
g
(3P)
REAR LINE OUT (RCA)
g
g
g
(3P)
g
(3P)
g
(3P)
FRONT LINE OUT (RCA)
G
G
g
(3P)
G
g
(3P)
REMOTE COMMANDER RMT-
V212
V212
V212A
V212A
V212A
SLV-
FEATURE
– 3 –
Section
Title
Page
Feature Difference .................................................................... 2
Service Note ............................................................................. 4
Service Note ............................................................................. 4
1.
GENERAL
Getting Started ............................................................... 1-1
Basic Operations ............................................................ 1-2
Additional Operations ..................................................... 1-3
Additional Information ..................................................... 1-6
Basic Operations ............................................................ 1-2
Additional Operations ..................................................... 1-3
Additional Information ..................................................... 1-6
2.
DISASSEMBLY
2-1.
Front Panel Assembly and Case Removal ...................... 2-1
2-2.
AV-39/FR-123/FR-124/MJ-85 Boards Removal .............. 2-1
2-3.
Mechanism Deck Removal ............................................. 2-2
2-4.
Rear Panel, MA-308/SR-28 Boards Removal ................. 2-2
2-5.
Internal Views ................................................................. 2-3
2-6.
Circuit Boards Location ................................................... 2-4
3.
BLOCK DIAGRAMS
3-1.
Overall Block Diagram .................................................... 3-1
3-2.
Video Block Diagram ...................................................... 3-4
3-3.
Servo/System/Mode Control Block Diagram ................... 3-7
3-4.
Audio Block Diagram ...................................................... 3-10
3-5.
Karaoke Block Diagram .................................................. 3-13
3-6.
Surround Block Diagram ................................................. 3-15
3-7.
Power Supply Block Diagram .......................................... 3-17
4.
PRINTED WIRING BOARDS AND
SCHEMATIC DIAGRAMS
SCHEMATIC DIAGRAMS
4-1.
Frame Schematic Diagram ............................................. 4-1
4-2.
Printed Wiring Boards and Schematic Diagrams ............ 4-4
MA-308 Printed Wiring Board ......................................... 4-5
MA-308 (Servo/System Control, Video, Audio, Karaoke)
Schematic Diagram ......................................................... 4-7
MA-308 (Power Supply) Schematic Diagram .................. 4-13
AV-39, FR-123, FR-124, MJ-85 Printed Wiring Boards .. 4-15
AV-39, FR-123, FR-124, MJ-85 Schematic Diagrams .... 4-17
SR-28 Printed Wiring Board and Schematic Diagram .... 4-20
MA-308 Printed Wiring Board ......................................... 4-5
MA-308 (Servo/System Control, Video, Audio, Karaoke)
Schematic Diagram ......................................................... 4-7
MA-308 (Power Supply) Schematic Diagram .................. 4-13
AV-39, FR-123, FR-124, MJ-85 Printed Wiring Boards .. 4-15
AV-39, FR-123, FR-124, MJ-85 Schematic Diagrams .... 4-17
SR-28 Printed Wiring Board and Schematic Diagram .... 4-20
Section
Title
Page
5.
INTERFACE, IC PIN FUNCTION DESCRIPTION
5-1.
System Control-Video Block Interface
(MA-308 board IC401) .................................................... 5-1
(MA-308 board IC401) .................................................... 5-1
5-2.
System Control-Servo Peripheral Circuit Interface
(MA-308 board IC401) .................................................... 5-1
(MA-308 board IC401) .................................................... 5-1
5-3.
System Control-Mechanism Block Interface
(MA-308 board IC401) .................................................... 5-2
(MA-308 board IC401) .................................................... 5-2
5-4.
System Control-System control Peripheral circuit
Interface (MA-308 board IC401) ..................................... 5-3
Interface (MA-308 board IC401) ..................................... 5-3
5-5.
System Control-Audio Block Interface
(MA-308 board IC401) .................................................... 5-3
(MA-308 board IC401) .................................................... 5-3
5-6.
System Control and RF Modulator
–Input Selection Block Interface
(MA-308 board IC401) .................................................... 5-3
–Input Selection Block Interface
(MA-308 board IC401) .................................................... 5-3
5-7.
Servo System Control Microprocessor Pin Function
(MA-308 board IC401) .................................................... 5-4
(MA-308 board IC401) .................................................... 5-4
6.
ADJUSTMENTS
6-1.
Mechanical Adjustments ................................................. 6-1
6-2.
Electrical Adjustments .................................................... 6-1
2-1.
Pre-Adjustment Preparations .......................................... 6-1
2-1-1.
Instruments to be Used .............................................. 6-1
2-1-2.
Connection ................................................................. 6-1
2-1-3.
Set-up of Adjustment ................................................. 6-1
2-1-4.
Alignment Tape .......................................................... 6-1
2-1-5.
Specified I/O Level and Impedance ........................... 6-2
2-1-6.
Adjusting Sequence ................................................... 6-2
2-2.
Power Supply Check ....................................................... 6-2
2-3.
Servo/Video System Adjustments .................................. 6-2
2-3-1.
Switching Position Adjustment ................................... 6-2
2-4.
Audio System Adjustments ............................................. 6-3
2-4-1.
Hi-Fi Audio System Adjustment ................................. 6-3
1.
AF Switching Position Adjustment ............................. 6-3
2-4-2.
Normal Audio System Adjustment ............................. 6-3
1.
ACE Head Adjustment ............................................... 6-3
2.
E-E Output Level Check ............................................ 6-3
3.
Recording Bias Check ............................................... 6-3
2-5.
Parts Arrangement Diagram for Adjustments ................. 6-4
7.
REPAIR PARTS LIST
7-1.
Exploded Views .............................................................. 7-1
7-1-1.
Front Panel and Cabinet Assemblies ......................... 7-1
7-1-2.
Chassis Assembly ..................................................... 7-3
7-1-3.
Mechanism Deck-1 .................................................... 7-4
7-1-4.
Mechanism Deck-2 .................................................... 7-5
7-1-5.
Mechanism Deck-3 .................................................... 7-6
7-2.
Electrical Parts List ......................................................... 7-7
TABLE OF CONTENTS
– 4 –
1.
PRECAUTION ON MOUNTING MECHA-
NISM DECK (KA177/XA127/XF247)
NISM DECK (KA177/XA127/XF247)
1) Do not use screws though screw marks (
⇑
) are given on the
shield case, when mounting the mechanism deck or shield case.
(See fig.1)
(See fig.1)
Mechanism deck
Shield case
Do not use screws
in spite of screw marks.
in spite of screw marks.
Fig.1
SERVICE NOTE