Sony Ba 6 Service Manual

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KV-27FS100L/29FS100L
The following adjustments should be made when a complete 
realignment is required or a new picture tube is installed. 
These adjustments should be performed with rated power supply 
voltage unless otherwise noted.
Set the controls as follows unless otherwise noted:
VIDEO MODE: Standard
PICTURE CONTROL: Normal
BRIGHTNESS CONTROL: Normal
SECTION 2:  SET-UP ADJUSTMENTS
Perform the adjustments in order as follows:
 1. Beam Landing
 2. Convergence
 3. Focus
 4. Screen (G2)
 5....

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KV-27FS100L/29FS100L
2-2. CONVERGENCE
Before starting convergence adjustments:
1  Perform FOCUS, VLIN and VSIZE adjustments.
2.  Set BRIGHTNESS control to minimum.
3.  Feed in dot pattern.
VERTICAL STATIC CONVERGENCE
1.  Adjust V. STAT magnet to converge red, green and blue dots in the center of the screen. 
2.  Tilt the V. STAT magnet and adjust static convergence to open or  close the V. STAT magnet.
  When the V. STAT magnet is moved in the direction of arrow a and b, red, green, and blue dots...

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KV-27FS100L/29FS100L
DYNAMIC CONVERGENCE  ADJUSTMENT
Before performing this adjustment, perform Horizontal  and Vertical Static 
Convergence Adjustment.
1. Slightly loosen deflection yoke screw.
2. Remove deflection yoke spacers.
3.  Move the deflection yoke for best convergence as    
shown below:
B GRG BR
GB
R
R
R
G
B
GB
G
B
R
BGRGB
GBR
R
G
BG
G
B
RB
RR
4. Tighten the deflection yoke screw.
5. Install the deflection yoke spacers.
TLH PLATE ADJUSTMENT
1. Input crosshatch pattern.
2. Adjust...

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KV-27FS100L/29FS100L
2-4. SCREEN (G2)
1. Input a dot pattern.
2. Set the PICTURE and BRIGHTNESS controls at minimum and 
COLOR control at normal.
3. Adjust SBRT, GCUT, BCUT in service mode with an oscilloscope as 
shown below so that voltages on the red, green, and blue cathodes 
are 160 ± 2VDC.
Pedestal
160 – 2VDC
Ground
±
4. Observe the screen and adjust SCREEN (G2) VR in FBT to obtain 
the faintly visible background of dot signal. 
2-5. METHOD OF SETTING THE SERVICE 
ADJUSTMENT MODE
SERVICE...

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KV-27FS100L/29FS100L
HOLD-DOWN READJUSTMENT
If the setting indicated in Step 2 of Hold-Down Operation Confi rmation 
cannot be met, readjustment should be performed by altering the 
resistance value of R564 component marked with 
X. 
+
IABL
ABL T585
FBT
range -
amPmeter
3.0 mA  DC
A
3-2.  B+ VOLTAGE CONFIRMATION AND 
ADJUSTMENT
Note: The following adjustments should always be performed when 
replacing the following components, which are marked with 
Y on the 
schematic diagram on the A Board:
  
 A...

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KV-27FS100L/29FS100L
Q590
T505
S006
S002
S003
S004
D612D613
RY601
D633
C676D632
PH602
D607
C643D610D609
D618D617
D602R505
C624
C505
C506
D598
C582R603S005
Q601Q600
IC602
L588
C523
Q522
CN401
IC565
IC400
Q650
IC402
IC545
IC561
S001
D005
VDR600
C601
D410
X301
R634
RY501
RY600
L508
D559
HS603
L513
L511
HS522
C525
L525D526
C513
D006
L516
C514
D545
D566
D525
L008
L582
C526
C511
Q008
IC002IC404
Q573
Q006
IC603
Q004
Q005
IC005
C512
Q608
D500
HS615D615
C618
CN515
IC401
R324
R042
R044
R093
R309...

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KV-27FS100L/29FS100L
4-1. SETTING THE SERVICE ADJUSTMENT 
MODE
1. Standby mode (Power off).
2. Press the following buttons on the remote commander within a 
second of each other: 
 Display  Channel 5  Sound Volumne +  Power
SERVICE ADJUSTMENT MODE ON
1. The CRT displays the item being adjusted.
  DEF     NTSC    1    NVM OK
      
      M65582AMF-101FPZ0 Signal
Type Display 
Item 
#Category
Item 
Data 
  41
Display
 Item H SIZE
2. Press 1 or 4 on the Remote Commander to select the item.
3. Press 3...

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KV-27FS100L/29FS100L
ADJUSTMENT ITEMS (1 OF 8)
Device "DEF"Item# OSD DETAILRange
(HEX) Initial Data
1 HSIZ H SIZE
(EW DC) : YUV OFFSET 00-3F
41
2 HPOS H POSITION : YUV OFFSET 00-3F31
3 VSIZ V RAMP SIZE : YUV OFFSET 00-3F31
4 VPOS   V POSITION
(RAMP DC)not useful : YUV OFFSET 00-3F
35
5 VLIN V LINEARITY 00-3F
28
6 SCOR S CORRECTION 00-3F
45
7 VBOW BOW 00-3F
36
8 VANG ANGLE 00-3F
44
9 TRAP EW TRAPESIUM 00-3F
29
10 PAMP EW PIN 00-3F
47
11 UPIN UPPER PIN 00-3F
31
12 LPIN LOWER PIN 00-3F
29
13...

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KV-27FS100L/29FS100L
ADJUSTMENT ITEMS (2 OF 8)
Device "VP1"Item# OSD DETAILRange
(HEX) Initial Data
1 RDRV R DRIVE 00-7F 64/YUV:64
2 GDRV G DRIVE when Color Tem
p. is "Cool" and "Neutral" 00-7F 45/YUV:47
3 BDRV B DRIVE when Color Temp. is "Cool" and "Neutral" 00-7F 59/YUV:62
4 RCUT HARDWARE AKB(R) CMP DATA 00-3FF 120/YUV:120
5 GCUT HARDWARE AKB(G) CMP DATA 00-3FF 68/YUV:67
6 BCUT HARDWARE AKB(B) CMP DATA 00-3FF 51/YUV:49
7 SCON SUB CONTRAST LEVEL 00-1F23
8...

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KV-27FS100L/29FS100L
ADJUSTMENT ITEMS (3 OF 8)
Device "VP2"Item# OSD DETAILRange
(HEX) Initial Data
1 VMOF VM LEVEL at "Off" Setting 00-0F
02
2 VMLO VM LEVEL at "Low" Settin
g00-0F 04
3 VMHI VM LEVEL at "Hi
gh" Setting00-0F 06
4 VMDL VM DELA
Y00-0F 07
5 VMPL VM PORALITY 00-01
00
6 VMWD VM WIDTH 00-03
01
7 VMCL VM CORING LEVEL 00-0F
00
8 VMMX VM LIMITER LEVEL 00-0F
15
9 CKLV COLOR KILLER VTH 00-7F 01/YUV:00
10 CKON FORCE KILLER 00-0100
11 ALFA ADAPTIVE DET...