Circuit Adjustment; Adjustments With Commander - Sony TRINITRON KV-HF51P50 Service Manual

4-1. ADJUSTMENTS WITH COMMANDER

Service adjustments are made with the RM-952 for XF21/XF51
and RM-915 for HF51 that comes with this unit.
a. ENTERING SERVICE MODE
With the unit on standby
[DISPLAY]
5
VOL (+)
[POWER]
This operation sequence puts the unit into service mode.
b. METHOD OF CANCELLATION FROM SERVICE
MODE
Set the standby condition (Press [POWER] button on the commander),
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), select an item of adjustment.
3) Press [MUTING] button and it will indicate WRITE on the screen.
4) Press [0] 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.
The screen display is :
Device Name Item Name
Item No Data
GEO 00 HPS
601S 1.0C 59
Suffix No
(OEM Code)
Software version
SECTION 4
CIRCUIT ADJUSTMENTS
Marking of virgin NVM
Mode
p
1C SERVICE 50
7F 0 000A
Total Power-On time (hours)
KV-HF51P50/XF21M80/XF21M83/XF21N90/XF51M65
RM-952
1, 4
Select the adjustment item.
3, 6
Raise/lower the data value.
[MUTING]
Writes.
-
Executes the writing.
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, -
Write 50Hz adjustment data to 60Hz, or vice
versa.
1 2 3
4 5 6
7 8 9
÷
0
JUMP
Á
SOUND PROGR
MODE
FAVORITE
TV
RM-952
PAL, SECAM : 50
NTSC : 60
– 55 –
RM-952 RM-952 RM-915
MUTING DISPLAY POWER
MTS VIDEO TV
1 2 3
4 5 6
7 8 9
0
JUMP ENT
VOL CH
SOUND
MODE
FAVORITE
SELECT
WAKE UP
PIC MODE
SLEEP
AUTO ADD/
CABLE PROGRAM ERASE
TV
RM-915
RM-952