Section 4: Circuit Adjustments; Setting The Service Adjustment Mode; Memory Write Confirmation Method; Remote Adjustment Buttons And Indicators - Sony KV-27FS210 Service Manual

ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER
Use the Remote Commander (RM-Y180/RM-Y181) 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 THE 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 ON
Disp.
(Item)
VP
HSIZ
Mode
1. The CRT displays the item being adjusted.
2. Press 1 or 2 on the Remote Commander to select the item.
3. Press 3 or 6 on the Remote Commander to change the data.
4. Press MUTING then ENTER to write into memory.
SERVICE ADJUSTMENT MODE MEMORY
Disp.
(Item)
VP
HSIZ
1. Press 8 then ENTER on the Remote Commander to initialize.
Disp. Item Item
order data
(Item)
7
VP 0 WRITE
HSIZ TV
2. Press MUTING then ENTER to write into memory.
3. DO NOT turn off set until SERVICE appears.

SECTION 4: CIRCUIT ADJUSTMENTS

Sound Volume +
Power
Item Item
order data
7 SERVICE
0
TV
Item Item
order data
7
0 SERVICE
TV
Carry out Step 1 when adjusting
ID's 0-7 and when replacing and
adjusting IC003.
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 confirm 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-27FS210/29FA210/32FS210/36FS210
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-Y181