SONY AG-3 Service Manual

SERVICE MANUAL

AG3

CHASSIS

MODEL COMMANDER DEST. CHASSIS NO.

KV-ES38M61 RM-916 GE SCC-P35B-A

MODEL COMMANDER DEST. CHASSIS NO.

DRC-MF

VIDEO

TITLE

+

PROGR

PROGR

–

PIC

SOUND

MODE

MODE

SURROUND

PROGR
INDEX

FAVORITE

.

MENU

PROGR

ENTER

PRESET

VTR 1 2 3 DVD

TV

TRINITRON

®

COLOR TV

KV-ES38M31/ES38M61/ES38M90/ES38M91

RM-916

CIRCUIT ADJUSTMENTS

6-1. ADJUSTMENTS WITH COMMANDER

Service adjustments are made with the RM-916 that comes with
this unit.

a. ENTERING SERVICE MODE

This operation sequence puts the unit into service mode.

[DISPLAY] n 5 n VOL (+) n [POWER]

n

The screen display is :

Device Name

GEO

Item Name

Item No

00

VSZ 29 SERVICE

Marking of virgin NVM

Data

p

Mode

SECTION 6

6-2. ADJUSTMENT METHOD

Item Number 00 of device GEO

This explanation uses V-size as an example.

1. Select “GEO 00 VSZ” 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.)

50

035Q

Suffix No
(OEM Code)

Software version

5.8M 59 000AFF0

PAL,SECAM :50

NTSC :60

Total Power-On time (hours)

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 :

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.)

[DISPLAY], - Write 50Hz adjustment data to 60Hz, or vice

versa.

2, - Write 50Hz adjustment data to 60Hz, or vice

versa.

Cursor +/- Copy and write all data.

example:
GEO 00 VSZ

↕

DAC 00 HCT

GEO 00

0 035Q

GEO 00

0 035Q

GEO 00

0 035Q

29 SERVICE 50HPS

59 FF

1F WRITE 50HPS

59 FF

Write with [MUTING]

1F SERVICE 50HPS

59 FF

Write executed with [0]

0 000A5.8M

0 000A5.8M

0 000A5.8M

GREEN

Adjusted with [3]
and [6] buttons.

GREEN

RED
The WRITE display
then the display
returns to green
SERVICE

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.

3. Additional function to skip category (device) to

category (device).

example:

GEO 00 VSZ

↕

DAC 00 XXX

The buttons for the function above should be > and ..

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