Onkyo KCY-707 SERVICE BULLETIN

2-1 NISSHIN-CHO,NEYAGAWA-SHI,OSAKA 572-8540,JAPAN

Techinical InformationGroup,Service Dept.

SERVICE BULLETIN

NO:98001-1

LAST REVISED : 99/04/21

DATE : 98/08/03 MODELS : KCY-707
SUBJECT : Change of Microprocessor & Dolby IC

1. IC604(sub microprocessor)

a. CXP84124-139Q (find with service manual)
It has a program mistake. Please work with service bulletin no. 9602 if you use this IC..
Pls find the service information Ref.9602 dated 96/11/13.

b. CX84332-159Q
It is improved from 9/13/97 ship.
You can use it without above modification.

c. CX84332-164Q (SN:1-0447-1)
It is improved from 1/10/98 ship.
You can use it without above modification.

2. IC802 (Dolby IC)

a. BA3442BKS (find with service manual)
The number of PCB a'ssy is 33560 and 33560A.

b. CXA1897Q (SN:1-0374-1)
It is improved from 5701726913 of serial number.
The number of PCB a'ssy is 33563.