Sony KV27FV16 service manual Section Circuit Adjustments, Service Adjustment Mode On

Models: KV27FV16

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KV-27FV16/29FV16/29FV16C/32FS12/32FS16

SECTION 5

CIRCUIT ADJUSTMENTS

ELECTRICAL ADJUSTMENTS BY REMOTE COMMANDER

Use the Remote Commander (RM-Y168, RM-Y169 or RM-Y171) to perform the circuit adjustments in this section.

NOTE: Test Equipment Required:

Pattern generator

Frequency counter

Digital multimeter

Audio oscillator

5-1. SETTING THE SERVICE ADJUSTMENT MODE

1. Standby mode (power off).

2.

Display

 

 

Channel 5

 

Sound volume +

 

Power

 

 

 

 

on the Remote Commander (press each button within a second).

Service Adjustment Mode On

1. The CRT displays the item being adjusted.

Disp. Item

(Item) Data

SERVICE HSIZ 0

2.Press or on the Remote Commander to select an item.

3.Press or on the Remote Commander to change the data.

4.Press then to save into the memory.

Service Adjustment Mode Memory

1.Press then on the Remote Commander to initialize.

SERVICE RESET

Carry out step 1 when adjusting IDs 0–4 and when replacing and adjusting IC003.

5-2. MEMORY WRITE CONFIRMATION METHOD

1.After adjustment, remove the power plug from the AC outlet, then plug it in again.

2.Turn the power switch ON and set to service mode.

3.Call the adjusted items again to confirm they were adjusted.

5-3. ADJUSTMENT BUTTONS AND INDICATORS

MUTING

POWER

DISPLAY

 

3

1

5

 

 

6

4

 

8

ENTER

 

VOLUME

2. Turn set off then on to exit service adjustment mode.

RM-Y171

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Sony KV27FV16 service manual Section Circuit Adjustments, Service Adjustment Mode On, Memory Write Confirmation Method