Text preview for : BG-2T.pdf part of SONY BG-2T Sony BG-2T SERVICE MODE



Back to : BG-2T.pdf | Home

SERVICE MANUAL
MODEL COMMANDER DEST. CHASSIS NO. MODEL

BG2T CHASSIS
COMMANDER DEST. CHASSIS NO.

KV-HA14L80

RM-969

ME

SCC-U67H-A

1 4 7 SOUND MODE

2 5 8 0
2

3 6 9
JUMP
PROGR

SPACE SOUND

TV

TRINITRON ® COLOR TV

KV-HA14L80/HA14P50
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 e. OTHER FUNCTION VIA REMOTE COMMANDER 7, All the data becomes the values in memory. 8, 5, 2, All user control goes to the standard state. Service data initialization (Be sure not to use usually.) Copy and write all data. Write 50Hz adjustment data to 60Hz or vice versa.

a. ENTERING SERVICE MODE With the unit on standby
n [DISPLAY] n 5 n VOL (+) n [POWER]

[MUTE], -

This operation sequence puts the unit into service mode. The screen display is :
Item Adjustment Item No Data

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 :-

Mode

Depends on signal

00

HPS

33 00

SERVICE 000A

50
PAL,SECAM:50 NTSC :60

080S 1.6C (KV-HA14L80) 085S (KV-HA14P50)

Total Power-On time (hours)

Software version
Suffix No (OEM Code)

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), to select the adjustment. 4) Press [MUTING] button to indicate WRITE on the screen. 5) 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. 1, 4 3, 6 Select the adjustment item. Raise/lower the data value. Writes. Executes the writing.

00

HPS

33

SERVICE 50

GREEN

Adjusted with [3] and [6] buttons. 00 HPS 33 WRITE 50 GREEN

Write with [MUTING] 00 HPS 33 WRITE 50 RED The WRITE display then the display returns to green SERVICE

Write executed with [0]

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.

[MUTING]
-

­ 18 ­