Sony KV-HA21M80 (serv.man3) Service Manual ▷ View online
– 17 –
KV-HA21M80
RM-969
SECTION 4
CIRCUIT ADJUSTMENTS
4-1. ADJUSTMENT WITH COMMANDER
Service adjustments to this model can be performed using the
supplied Remote Commander RM-969.
supplied Remote Commander RM-969.
a. ENTERING SERVICE MODE
With the unit on standby
With the unit on standby
This operation sequence puts the unit into service mode.
The screen display is :
b. METHOD OF CANCELLATION FROM SERVICE
MODE
Set the standby condition (Press [POWER] button on the com-
mander), then press [POWER] button again, hereupon it becomes
TV mode.
c. METHOD OF WRITE INTO MEMORY
1) Set to Service Mode.
2) Press [1] (UP) and [4] (DOWN), to select the adjustment.
4) Press [MUTING] button to indicate WRITE on the screen.
5) Press - button to write into memory.
d. MEMORY WRITE CONFIRMATION METHOD
1) After adjustment, pull out the plug from AC outlet, and then
plug into AC outlet again.
2) Turn the power switch ON and set to Service Mode.
3) Call the adjusted items again to confirm adjustments were
made.
n
[DISPLAY]
n
5
n
VOL (+)
n
[POWER]
4-2. ADJUSTMENT METHOD
Item Number 00 HPS
This explanation uses H Shift as an example.
1. Select “00 HPS” with the 1 and 4 buttons.
2. Raise/lower the data with the 3 and 6 buttons.
3. Select the optimum state. (The standard is 1F for PAL
reception.)
4. Write with the
[MUTING]
button. (The display changes to
WRITE.)
5. Execute the writing with the - button. (The WRITE
display will be changed to red color while excuting, and
back to SERVICE.)
Example on screen display :-
e. OTHER FUNCTION VIA REMOTE COMMANDER
7, -
All the data becomes the values in memory.
8, -
All user control goes to the standard state.
5, -
Service data initialization (Be sure not to use
usually.)
2, -
Copy and write all data.
[MUTE]
, -
Write 50Hz adjustment data to 60Hz or vice
versa.
Use the same method for all Items. Use 1 and 4 to select the
adjustment item, use 3 and 6 to adjust, write with [MUTING],
then execute the write with -.
Note : 1. In [WRITE], the data for all items are written into
memory together.
2. For adjustment items that have different standard
data between 50Hz or 60Hz, be sure to use the
respective input signal after adjustment.
respective input signal after adjustment.
PAL,SECAM:50
NTSC :60
NTSC :60
HPS
33
SERVICE
Data
Mode
Item
Adjustment
Software version
Suffix No
(OEM Code)
(OEM Code)
Total Power-On time (hours)
00
Item No
Depends on signal
1.6C
00
000A
50
080S
33
SERVICE 50
HPS
Adjusted with [3] and [6] buttons.
GREEN
Write with [MUTING]
Write executed with [0]
00
33
WRITE
50
HPS
GREEN
00
33
WRITE
50
HPS
00
RED
The WRITE display
then the display
returns to green
SERVICE
The WRITE display
then the display
returns to green
SERVICE
1, 4
Select the adjustment item.
↓
3, 6
Raise/lower the data value.
↓
[MUTING]
Writes.
↓
-
Executes the writing.
–
18
–
KV
-HA21M80
-HA21M80
RM-969
Adjustment Item Table
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3
– 20 –
KV-HA21M80
RM-969
HA ME Vol
Tone controller Volume curve setting.
1 = for HA(ME), 0 = for HA(GE)
AV Input
00 = no AV Input model
01 = 1 AV Input model
10 = 2 AV Input model
11 = Not available
COMB (for NTSC model)
1 = Enable external comb filter, 0 =Disable external comb filter
Other optional function will be enabled if the corresponding bit is set to 1.
ITEM INFORMATION
No. 1E VP1
BCO
Switch-on behaviour 1=Switch -on of picture via internal delay 0=Without delay
00(4)
OSO
1=Switch off in vertical overscan 0=Switch-off undefind
18(7)
SBL
Service blanking 1= on 0= off
0B(7)
HBL
RGB Blanking Mode 1 = wide blanking, 0 = normal blanking
02(7)
FCO
Forced Color-on 1=no colour killer 0=normal colour killer function
1B(0)
FFI
Fast filler IF-PLL 1=increased time constant 0=normal time constant
1A(1)
MAT
PAL-SECAM-/NTSC Matrix 1 =PAL matrix, 0=adapted to standard
0E(7)
DS
Dynamic skin control on/off 1= on 0= off
1A(3)
DSA
Dynamic skin control angle 1=correction angle 117 degrees 0=correction angle 123 degrees
1A(2)
EBS
Extended Blue Stretch 1= on 0= off
1A(0)
BLS
Blue stretch 1= on 0= off
18(4)
BKS
Black stretch 1= on 0= off
18(3)
BB
Blue back when no video signal is identified 1= on 0= off
18(0)
AKB
Black current stabilisation 1=not active 0=active
02(6)
BPS
Bypass of chroma base-band delay line 1=bypassed 0=active
19(6)
CB
Chroma bandpass centre frequency 1= 1.1x Fsc 0=Fsc
18(5)
ACL
Automatic colour limiting 1= active 0= not active
19(5)
CL2
CL1
CL0
Cathode Drive amplitude
0
0
0
57V
0
0
1
63V
0
1
0
70V
0
1
1
77V
1
0
0
84V
1
0
1
91V
1
1
0
99V
1
1
1
107V
No. 20 VP3
No. 4E OP1
Item
KV-HA21M80
FFI
0
FCO
0
HBL
0
SBL
0
OSO
0
BCO
0
-
0
-
0
Item
KV-HA21M80
M
1
D/K
1
I
1
B/G
1
COMB
0
HA ME VOL
0
AV Input
0
1
Item
KV-HA21M80
CL0
0
CL1
0
CL2
0
ACL
1
CB
0
BPS
0
AKB
0
BB
0
No. 1F VP2
Item
KV-HA21M80
BKS
1
BLS
0
EBS
0
DSA
0
DS
0
MAT
0
-
0
-
0
HEX
2F
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