Bose Powered Acoustimass-30 Series II Доповнення

Переглянути онлайн або завантажити pdf Доповнення для Акустична система Bose Powered Acoustimass-30 Series II. Bose Powered Acoustimass-30 Series II 2 сторінки. Digital bass module

SUPPLEMENT
®
Bettersound ffrou_ research®
Powered Acoustimass
® -25 and -30
Series II Speaker
System
AM-25P
II/AM-30P
II
Digital Bass Module
The parts listed below have changed
or have been removed
from the DSP PCB. Insert this
supplement
into your service
manual, part number
199401.
Refer to the matrix
on the back of this supplement
for a complete
list of U202 and U401
revisions
and the DSP PCB and Module
part number
changes
per revision.
Reference
Description
From
To
Note
Designator
Part Number
Part Number
R314
330 Ohm, 0805, 5%, 1/10W
133626-3315
Delete
R315
39 Ohm, 1206, 5%, 1/8W
124895-3905
Delete
C312
.0047uF,
Disc, 60, AC
149016
Delete
U202
TMP87PH47U,
uC, OTP
251561
254101
U300
IC Relay, NEC PS714L-1A
190334-001
252450
3
U401
M27W210,
PLGC, EPROM
251708
254102
Item
Description
Note
Number
4
1,3
A
11
1,3
Module
Assy.,
120V
Module
Assy., 230V
Module
Assy.,
100V
Module
Assy.,
Dual
PCB ASSY.,
DSP, 120V
PCB ASSY.,
DSP, 230V
PCB ASSY.,
DSP, DUAL
From
Part Number
251706-001
251706-002
251706-003
251706-006
251705-001
251705-002
251705-006
To
Part Number
253859-001
253859-002
253859-003
253859-006
253858-001
253858-002
253858-006
Part List Notes:
1. This part is not normally
av0ilable
from Customer
Service.
Approval
from the Field Service
Manager
is required
before ordering.
3. This part is critical for safety purposes.
Failure to use a substitute
replacement
with the
same Safely ch_ra_te_'istlc;s as the recommended
replacement
part might create shock, fire
and/or_hazards.
i
© 2000 Bose Corporation
Supplement
Manual
Part Number 199401-$1