Sony KDS-R50XBR1 Training Manual page 113

To check the lamp timer take the

following steps:
Enter Service mode [Display] + [5] +

[Vol. +] + [Power].
Press the [JUMP] button three times to

arrive at PANEL service mode.
Once in PANEL service mode press

the [2] or [5] button until you arrive at
Device 20 "Timer"
To reset the lamp timer:

Scroll to Item 1 LMPRST by pressing

the [1] button.
Toggle the data from 0 to 1 with the [3]

button and write changes by pressing
[mute] + [enter].
To check operation time:

Scroll to item 2 OPERAT by pressing

the [1] button.
* Note lamp and operation time are written
to NVM after power off is performed by
the remote or front panel button. If AC
On/Off is performed lamp and operation
time accrued since last power on are NOT
written to NVM.
TVP-21
Lamp time is shown to the right

Lamp Timer
Appendix
110