PS Series
PS210 Subwoofer
SERVICE MANUAL
Infinity Systems, Inc. |
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250 Crossways Park Dr. |
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Woodbury, New York 11797 |
Rev1 8/2007 |
PS series PS210 subwoofer
- CONTENTS -
BASIC SPECIFICATIONS …………………..……………..1
DETAILED SPECIFICATIONS…………………..……….…..2
PACKAGING……………….……………………….…....….…4
CONTROLS AND CONNECTIONS…………..…….………..5
OPERATION….……………………………………………..….7
EXPLODED VIEW/PARTS LIST …………….….…....……8
TEST SET UP AND PROCEDURE………………..…....……9
BLOCK DIAGRAM…………………………..………….…..…10
ELECTRICAL PARTS LIST (120v) ………………………….11
PCB DRAWINGS……………….……………………………..14
SEMICONDUCTOR PINOUTS……….……………….……..16
SCHEMATICS (120v)………………………………………...17
Basic Specifications
PS210 Powered Subwoofer
Frequency Response: |
27Hz – 150Hz (±3dB) |
Maximum Amplifier Output: |
300 Watts RMS; 500 Watts Peak |
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(20Hz – 150Hz with no more than 0.1% THD) |
Crossover Frequencies: |
50Hz – 150Hz, 24dB/octave, continuously variable |
Driver: |
10" (254mm) MMD® |
Dimensions (H x W x D): |
15-3/4" x 12-1/2" x 16-1/2" |
(with grille) |
(400mm x 318mm x 419mm) |
Weight: |
38.6 lb (17.6kg) |
Infinity continually strives to update and improve existing products, as well as create new ones. The specifications and construction details in this and related Infinity publications are therefore subject to change without notice.
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PS series PS210 subwoofer
Primus PS210 |
150W Powered Sub Amp |
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LINE VOLTAGE |
Yes/No |
Hi/Lo Line |
Nom. |
Unit |
Notes |
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US 120vac/60Hz |
Yes |
108-132 |
120 |
Vrms |
Normal Operation |
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EU 230vac/50-60Hz |
Yes |
207-253 |
230 |
Vrms |
Normal operation, MOMS required |
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Parameter |
Specification |
Unit |
QA Test |
Conditions |
Notes |
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Limits |
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Amp Section |
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Type (Class AB, D, other) |
D |
n/a |
n/a |
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Load Impedance (speaker) |
4 |
Ohms |
n/a |
Nominal |
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Rated Output Power (120VAC) |
150 |
Watts |
145 |
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Domestic version only 120 VAC-60 Hz |
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Rated Output Power (230VAC) |
150 |
Watts |
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EU Version only 230 VAC-50-60 Hz |
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Average RMS power, 3/20 Cycles 50 Hz, Driven |
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AVG RMS Dynamic Power |
210 |
Watts |
200 |
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6dB above its input sensitivity sensitivity, |
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average of the first 4 consecutive peaks |
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THD @ Rated Power |
0.5 |
% |
1 |
22K filter |
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THD @ 1 Watt |
0.2 |
% |
0.3 |
22K filter |
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DC Offset |
10 |
mV-DC |
30 |
Sub amp output |
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Damping factor |
>50 |
DF |
35 |
Measured at amplifier board |
Measured at the speaker cable. 150 Watts @ |
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THD < 0.1 % @ 50 Hz |
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Input Sensitivity-120V |
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Input Frequency |
50 |
Hz |
50 |
Nominal Freq. |
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L&R |
9.5 |
mVrms |
±1dB |
To 1 Watt |
Single input driven |
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LFE input |
9.5 |
mVrms |
±1dB |
To 1 Watt |
Single input driven, LFE switch ON |
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System Gain |
46.72 |
dB |
Reference |
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Single input driven Normal mode |
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Input Sensitivity-230V |
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Input Frequency |
50 |
Hz |
50 |
Nominal Freq. |
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L&R |
TBD |
mVrms |
±1dB |
To 1 Watt |
Single input driven |
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LFE input |
TBD |
mVrms |
±1dB |
To 1 Watt |
Single input driven, LFE switch ON |
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System Gain |
TBD |
dB |
Reference |
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Single input driven Normal mode |
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Signal to Noise |
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SNR-A-Weighted |
90 |
dBA |
85 |
relative to rated power |
A-Weighting filter |
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SNR-unweighted |
80 |
dBr |
75 |
relative to rated power |
22K filter |
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SNR rel. 1W-unweighted |
-57 |
dBr |
-55 |
relative to 1W Output |
22K filter |
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Volume @max, w/ A/P Swept |
Line level inputs must be terminated using |
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Residual Noise Floor |
1.5 |
mVrms(max) |
2.5 |
Bandpass Measurement (Line |
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1KOHM |
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freq.+ harmonics) (BW=20 KHz) |
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Input Impedance |
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Line Input (L, R,LFE) |
10K |
ohms |
n/a |
Nominal |
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Filters |
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LP filter Variable |
50-150 |
Hz |
± 10 |
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2nd order variable + 2nd order fix-24 db/Octave |
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Subsonic filter (HPF) 2rd Order |
Fixed |
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12dB/Octave F=31Hz, Q=2 |
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Friend circuit |
Fixed |
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60Hz, Q=2, Av=-3.9dB |
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LFE Low pass |
200>LP<500 |
Hz |
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LFE input driven only |
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Limiter |
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THD at Max. Output Power |
N/A |
N/A |
functional |
Maximum Output Power |
Maximum THD as a result of limiting. |
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Features |
-- |
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Volume pot Taper (lin/log) |
LOG |
-- |
functional |
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A Taper |
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Phase switch |
0-180 |
deg |
functional |
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LP Filter defeat switch |
YES |
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functional |
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Disables LP filter, intended for LFE |
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Input Configuration |
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Line In (L,R) & LFE |
YES |
-- |
functional |
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Dual RCA jack |
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Signal Sensing (ATO) |
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Auto-Turn-On (yes/no) |
YES |
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functional |
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ATO Input test frequency |
50 |
Hz |
functional |
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ATO Level LFE Input |
2.5 |
mV |
functional |
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Maximum acceptable level. |
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ATO Turn-on time |
5 |
ms |
functional |
Amp connected and AC on, then |
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input signal applied |
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Auto Mute/ Turn-OFF Time |
5-15 |
minutes |
5-15 |
T before muting, after signal is |
Auto turn of time (T) must be 5 > T < 15 |
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removed |
Minutes |
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Power on Delay time |
3 |
sec. |
4 |
AC Power Applied |
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Transients/Pops |
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ATO Transient |
0.5 |
V-peak |
0.5V |
@ Sub amp output |
Amplifier activated by signal presence at the |
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Line input |
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Turn-on Transient |
0.5 |
V-peak |
0.8V |
@ Sub amp output |
AC Line cycled from OFF to ON |
2
PS series PS210 subwoofer
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Parameter |
Specification |
Unit |
QA Test |
Conditions |
Notes |
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Limits |
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Turn-off Transient |
0.5 |
V-peak |
0.8V |
@ Sub amp output |
AC Line cycled from ON to OFF |
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Efficiency |
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Efficiency |
60 |
% |
58 |
Test conducted at rated power 150W |
Nominal Line voltage |
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Efficiency at 1/8 of rated power |
38 |
% |
37 |
Test conducted at 18.75 WRMS |
Nominal Line voltage-Rated impedance 4 Ohms |
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Off state input power |
16 |
Watts |
18 |
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Nominal Line voltage RED LED |
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Maximum allowable input power under nominal |
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Stand-by Input Power |
24 |
Watts |
26 |
@ nom. line voltage |
Input voltage and frequency, HOT or COLD |
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operation.LED GREEN no signal applied |
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Power Cons. @ rated power |
250 |
Watts |
260 |
@ nom. line voltage |
150 Watts @ 4 Ohms nominal line voltage |
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Protections |
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Short Circuit Protection |
YES |
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functional |
Direct short at output |
Amplifier should resume operation after short |
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circuit condition removal |
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@1/8 max unclipped Power at 1.06 |
Temperature rise in accessible metal parts |
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Thermal Protection |
YES |
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functional |
should not exceed 35K rise for domestic version |
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times the input voltage |
or 30K rise for European versions (refer to |
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requirements sheet). |
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Design must insure no Offset at the speaker |
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DC Offset Protection |
YES |
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DC present at Speaker Out leads |
output under any operating condition including |
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abnormal operation |
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Line Fuse Rating |
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USA-Domestic |
2 |
Amps |
2 |
Type-T or Slo Blo-250 V |
Internal fuse with UL/SEMKO rated holder |
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EU |
1.25 |
Amps |
1.25 |
Type-T or Slo Blo-250 V, Low |
Internal fuse with UL/SEMKO rated holder |
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Breaking capacity |
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3
PS series PS210 subwoofer
4
PS series PS210 subwoofer
CONTROLS AND CONNECTIONS
Rear Panel
¶ |
¡ |
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LEVEL |
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Green: On |
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Red: Standby |
Min |
Max |
LFE NORMAL ™
PHASE 0º |
180º£ |
80Hz |
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CROSSOVER |
¢ |
FREQUENCY |
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50Hz |
150Hz |
L ∞ R |
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LINE LEVEL IN |
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For LFE use L or R
¡ Subwoofer-Level Control
™ LFE/Normal Selector
£ Phase Switch
¢ Crossover Adjustment
∞ Line-Level/LFE Input
§ Power Switch
¶ Status LED
ON |
OFF § 120V |
POWER |
60Hz |
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
W TO REDUCE THE RISK OF FIRE OR ELECTRICAL SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
N
CSA 22.2 UL1492
A POUR PRÉVENIR LES RISQUES D'INCENDIE OU DE CHOC ÉLECTRIQUE, ÉVITER D'EXPOSER CET APPAREIL A LA PLUIE OU A L'HUMIDITÉ.
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