SONY RA-3 Service Manual
SERVICE MANUAL
RA-3
CHASSIS
MODEL COMMANDER DEST. CHASSIS NO.
–––––– –––––––––––– ––––– –––––––––––
KP-43T70K
KP-43T70T
KP-48VS70K
KP-53VS70K
KP-53VS70T
RM-Y906K Korean SCC-P18AA
RM-Y906 Taiwan SCC-P20AA
RM-Y906K Korean SCC-P18BA
RM-Y906K Korean SCC-P18CA
RM-Y906 Taiwan SCC-P20BA
MODEL COMMANDER DEST. CHASSIS NO.
–––––– –––––––––––– ––––– –––––––––––
DVD/
SAT/
POWER
MUTING
VTR
CABLE
TV
FUNCTION
SYSTEM
OFF
DVD/VTR SAT/CABLE
TV
TV/VTR
FREEZE
SWAP PIP
m
N
M
AUDIO
POSITION ACTIVE
X
xz
ANT
TV/VIDEO
SLEEP
PICTURE
DISPLAYMTS/SAP
CC
MODE
2
1
3
5
6
4
8
7
9
JUMP
ENTER
0
INDEX
GUIDE
RESET
MENU
VOL CH
CODE SET
TV
RM-Y906/Y906K
KP-43T70K/43T70T KP-48VS70K/53VS70K/53VS70T
MICROFILM
∗ Please file according to model size. .......
43
48 53
COLOR REAR VIDEO PROJECTOR
KP-43T70K/43T70T/48VS70K/53VS70K/53VS70T
RM-Y906K RM-Y906 RM-Y906K RM-Y906K RM-Y906
3-9. ELECTRICAL ADJUSTMENT BY REMOTE
COMMANDER
By using Remote Commander (RM-Y906/Y906K),all circuit
adjustments can be made.
NOTE : Test Equipment Required.
1. Pattern Generator
2. Frequency counter
3. Digital multimeter
4. Audio oscillator
1. METHOD OF SETTING THE SER VICE ADJUSTMENT MODE
SERVICE MODE PROCEDURE
1. Standby mode. (Power off)
2. DISPLAY n 5 n VOL (+) n TV POWER
on the Remote Commander.
(Press each button within a second.)
SERVICE MODE ADJUSTMENT
Category Adjustment item
DATA
SERVICE VPNT VPOS 031
000000 00
2. MEMORY WRITE CONFIRMATION METHOD
1. After adjustment, remove the plug from AC outlet, and then
replace the plug in AC outlet again.
2. Turn the power switch ON and set to Service Mode.
3. Call the adjusted items again and confirm they were adjusted.
3. ADJUST BUTTONS AND INDICATOR
DVD/
SAT/
MUTING
Category up
Adjustment
item up
Adjustment
item down
MUTING
VTR
SYSTEM
OFF
DVD/VTR SAT/CABLE
TV/VTR
FREEZE
m
POSITION ACTIVE
X
SLEEP
PICTURE
CC
MODE
1
4
7
JUMP
INDEX
CABLE
FUNCTION
SWAP PIP
N
AUDIO
xz
ANT
2
5
8
0
3
6
9
ENTER
POWER
TV
TV
M
TV/VIDEO
DISPLAYMTS/SAP
GUIDE
TV POWER ON
DISPLAY
Data up
Data down
Category down
ENTER
(SCREEN DISPLAY)
3. The SCREEN displays the item being adjusted.
4. Press 1 or 4 on the Remote Commander to select the
adjustment item.
5. Press 3 or 6 on the Remote Commander to change the data.
6. Press 2 or 5 on the Remote Commander to select the
category.
7. If you want to recover the latest values press - then [ENTER] to
read the memory.
8. Press [MUTING] then [ENTER] to write into memory.
9. Turn power off.
Note: Press 8 then [ENTER] on the Remote Commander to initialize
or turn set off and on to exit.
RESET
MENU
RM-Y906/Y906K
Note : In the PJE mode these are different a little. See page 34.
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