Service adjustments to these models can be performed by using the supplied remote commander RM-952.
TO ENTER SERVICE MODE
TO ENTER SERVICE MODE
- With unit on standby press [Display => 5 => Volume (+) => Power] buttons on the remote control in sequence.
- To exit service mode, Set in 'Standby' condition, press "Power" button on the remote control, and press "Power" button again.
- The set will display:
--------------------------------------------------------------------------------------
00 HPS 33 SERVICE 50
079S 1.6C 00 000A
080S PAL,SECAM:50
NTSC:60
-------------------------------------------------------------------------------------
Display Descriptions;
00 > Item Number.
HPS > Adjustment item.
33 > Data.
SERVICE > Mode
50 = depends on signal
079s{
080s} Suffix No (OEM) code
1.6C > Software verson.
000A > Total power On time (Hours)
METHOD OF WRITE INTO MEMORY
- Set to service mode.
- Press '1' (Up) and '4' (Dn), to select the adjustment.
- Press 'Muting" button to indicate'WRITE' on the screen.
- Press '0' button to write into memory.
MEMORY WRITE CONFIRMATION METHOD
- After adjustment, pull out the plug from AC outlet and re-plug it again.
- Turn the Power Switch ON, and set to Service Mode.
- Call the adjusted item/s again to confirm adjustments were made.
Use [1] & [4] buttons to select an adjustment item.
Use [4] & [6] buttons to raise/lower the data value to selected item.
Use [Muting] button to write.
Use [0] button to execute writing.
Other Function via Remote Control
[7]&[0] > All data becomes values in memory.
[8]&[0] > All user control goes to the standard state.
[5]&[0] > Service Data Initialization (Be sure not to use usually)
[2]&[0] > Copy and write all data.
[Mute] & [0] > Write 50Hz adjustment data to 60Hz and vice versa.
---------------------------------------------------------------------------------------------
Adjustment Method: An example. [Horizontal shift]
- Select '00 HPS" with the '1' and '4' buttons.
- Raise or lower the data with [3] and [6] buttons.
- Select the optimum state. (the standard is (1F) for PAL reception.
- Write with the "Muting" button. (The display changes to 'WRITE')
- Execute the writing with the [0] button. (The 'WRITE' display will be changed to 'Red' color while executing, and back to 'SERVICE'.
{Use the same method for all items.}
When an error occurs, the standby/timer lamp will flash a set number of times to indicate the possible cause of the problem. If there is more than one error, the lamp will identify the first of the problem areas.
LED BLINKING CODES
Diagnostic item description
|
No. of times Standby | Timer lamp flashes.
|
Self diagnostic display | Diagnostic result
|
Probable cause location
|
Detected symptoms
|
Power does not turn ON
|
Does not ligh
|
===========
|
# Power cord is not plugged in. # Fuse is burned [F4601] (F)
|
# Power does not come ON.
# No power is supplied to TV.
# AC power supply faulty.
|
# +B over current.
# Horizontal deflection over drive.
|
2 times
|
002:000 or 002:001 to 255
|
H.Out Q801 is shorted [A-Board]
|
# Power does not come on.
# Load on power line is shorted.
# Has entered standby state after horizontal raster. # Power line is shorted or power supply is
stopped.
|
# White balance failure.
# No picture. # Vertical deflection stopped.
|
4 times
|
004:000 of 004:001 to 225.
|
# -13V is not supplied [A-board]. # IC 551 faulty. [A-Board].
|
Vertical deflection pulses is stopped.
|
Micro reset.
|
===========
|
101:00 or 101:001 to 225
|
# Discharge CRT [CV-Board]. # Static discharge. # External
noise.
|
# Power is shut down shortly, after this return back to
normal. # Detect micro latch up.
|
