Hv Service Flowchart - Sony Trinitron KV-29DRC420 Service Manual

3-10.HV SERVICE FLOWCHART

Start
Is DZ Board
changed?
YES
Confirm:
Confirm:
- HV
- B+
- HV Protector
- Hold Down
- Ik Protector
Refer to P. 31/32
Refer to P. 31
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
Is the spare part on
NO
P. 34 changed?
Which category part
on P. 34 changed?
Category B
Category A
Confirm:
- B+
Refer to P. 31
KV-27HS420/29DRC420/30HS420/32HS420/34HS420/36HS420
YES
Category C
Confirm:
- HV
Refer to P. 31
Finished with HV service
NO
Category D
Confirm:
Confirm:
- HV Protector
- Ik Protector
Refer to P. 31 Refer to P. 32
Category E
33