Circuit Adjustments; Setting Service Adjustment Mode; Memory Write Confi Rmation Method; Remote Adjustment Buttons And Indicators - Sony TRINITRON KV-27FV300 Service Manual

ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER
Use the Remote Commander (RM-Y181, RM-Y182) to perform the circuit adjustments in this section.
Test Equipment Required: 1. Pattern generator 2. Frequency counter 3. Digital multimeter 4. Audio oscillator

4-1. SETTING SERVICE ADJUSTMENT MODE

1. Standby mode (Power off).
2. Press the following buttons on the remote commander within a
second of each other:
Channel 5
DISPLAY
SERVICE ADJUSTMENT MODE IN
3. The CRT displays the item being adjusted.
4. Press 1 or 2 on the Remote Commander to select the item.
5. Press 3 or 6 on the Remote Commander to change the data.
6. Press MUTING then ENTER to write into memory.
SERVICE ADJUSTMENT MODE MEMORY
Item
Disp. Item
(Item) order data
VP 7
0 SERVICE
HSIZ TV
7. Press then on the Remote Commander to initialize.
Disp. Item Item
order data
(Item)
7
VP 0 WRITE
HSIZ TV
8. DO NOT turn off set until SERVICE appears.
SECTION 4: CIRCUIT ADJUSTMENTS
Sound Volume +
Power
Green
Red
4-2. MEMORY WRITE CONFIRMATION
METHOD
1. After adjustment, pull out the plug from the AC outlet, then replace
the plug in the AC outlet again.
2. Turn the power switch ON and set to Service Mode.
3. Call the adjusted items again to confi rm they were adjusted.
4-3. REMOTE ADJUSTMENT BUTTONS AND
INDICATORS
MUTING
(Enter into
memory)
1
Disp. (Item up)
2
(Device Item Up)
4
Disp. (Item down)
8
(Initialize)
VOLUME (+)
(Service Mode)
— 17 —
KV-27FV300/29FV300/32FV300/36FV300
POWER
(Service Mode)
DISPLAY
(Service Mode)
3
Item
(Data up)
6
Item
(Data down)
5
(Device item
down)
ENTER
(Enter into
memory)
0
(Remove from
memory)
RM-Y182