Infinity PS210 User Manual

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PS Series
PS210 Subwoofer
SERVICE MANUAL
Infinity Systems, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev
1 8/2007
1
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 S pecificat i ons PS210 Powered Subwoofer
Frequency Response: 27Hz – 150Hz (±3dB) Maximum Amplifier Output: 300 Watts RMS; 500 Wa tts Peak
(20Hz – 150Hz with no more than 0.1% THD)
Crossover Frequencies: 50Hz – 150Hz, 24dB/octave, continuously variabl e 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 exi sting products, as well as create new ones. The specifications and construction details in this and related Infi nity publications are t her efore subject to change without notice.
2
PS series PS210 subwoofer
Primus PS210 150W Powered Sub Amp
LINE VOLTAGE Yes/No Hi/Lo Line Nom. Unit Notes
Parameter Specification Unit Amp Section
Type (Class AB, D, other) D n/a n/a Load Impedance (speaker) 4 Ohms n/a Nominal Rated Output Power (120VAC) 150 Watts 145 Domestic version only 120 VAC-60 Hz Rated Output Power (230VAC) 150 Watts EU Version only 230 VAC-50-60 Hz
AVG RMS Dynamic Power 210 Watts 200
THD @ Rated Power 0.5 % 1 22K filter THD @ 1 Watt 0.2 % 0.3 22K filter DC Offset 10 mV-DC 30 Sub amp output
Damping factor >50 DF 35 Measured at amplifier board
Input Sensitivity-120V
Input Frequency 50 Hz 50 Nominal Freq. L&R 9.5 mVrms ±1dB To 1 Watt Single input driven LFE input 9.5 mVrms ±1dB To 1 Watt Single input driven, LFE switch ON System Gain 46.72 dB Reference Single input driven Normal mode
Input Sensitivity-230V
Input Frequency 50 Hz 50 Nominal Freq. L&R TBD mVrms ±1dB To 1 Watt Single input driven LFE input TBD mVrms ±1dB To 1 Watt Single input driven, LFE switch ON System Gain TBD dB Reference Single input driven Normal mode
US 120vac/60Hz Yes 108-132 120 Vrms Normal Operation
EU 230vac/50-60Hz Yes 207-253 230 Vrms Normal operation, MOMS required
QA Test
Limits
Conditions Notes
Average RMS power, 3/20 Cycles 50 Hz, Driven 6dB above its input sensitivity sensitivity, average of the first 4 consecutive peaks
Measured at the speaker cable. 150 Watts @ THD < 0.1 % @ 50 Hz
Signal to Noise
SNR-A-Weighted 90 dBA 85 relative to rated power A-Weighting filter SNR-unweighted 80 dBr 75 relative to rated power 22K filter SNR rel. 1W-unweighted -57 dBr -55 relative to 1W Output 22K filter
Residual Noise Floor 1.5 mVrms(max) 2.5
Input Impedance
Line Input (L, R,LFE) 10K ohms n/a Nominal
Filters
LP filter Variable 50-150 Hz ± 10 2nd order variable + 2nd order fix-24 db/Octave Subsonic filter (HPF) 2rd Order Fixed 12dB/Octave F=31Hz, Q=2
Friend circuit Fixed 60Hz, Q=2, Av=-3.9dB LFE Low pass 200>LP<500 Hz LFE input driven only
Limiter
THD at Max. Output Power N/A N/A functional Maximum Output Power Maximum THD as a result of limiting.
Features
Volume pot Taper (lin/log) LOG -- functional A Taper Phase switch 0-180 deg functional LP Filter defeat switch YES functional Disables LP filter, intended for LFE
Input Configuration
Line In (L,R) & LFE
Signal Sensing (ATO)
Auto-Turn-On (yes/no) YES functional ATO Input test frequency 50 Hz functional ATO Level LFE Input 2.5 mV functional Maximum acceptable level.
ATO Turn-on time 5 ms functional
Auto Mute/ Turn-OFF Time 5-15 minutes 5-15
--
YES -- functional Dual RCA jack
Volume @max, w/ A/P Swept Bandpass Measurement (Line freq.+ harmonics) (BW=20 KHz)
Amp connected and AC on, then input signal applied T before muting, after signal is removed
Line level inputs must be terminated using 1KOHM
Auto turn of time (T) must be 5 > T < 15 Minutes
Power on Delay time
Transients/Pops
ATO Transient 0.5 V-peak 0.5V @ Sub amp output Turn-on Transient 0.5 V-peak 0.8V @ Sub amp output AC Line cycled from OFF to ON
3 sec. 4 AC Power Applied
Amplifier activated by signal presence at the Line input
W
3
PS series PS210 subwoofer
Parameter Specification Unit
Turn-off Transient 0.5 V-peak 0.8V @ Sub amp output AC Line cycled from ON to OFF
Efficiency
Efficiency 60 % 58 Test conducted at rated power 150 Efficiency at 1/8 of rated power 38 % 37 Test conducted at 18.75 WRMS Nominal Line voltage-Rated impedance 4 Ohms Off state input power 16 Watts 18 Nominal Line voltage RED LED
Stand-by Input Power 24 Watts 26 @ nom. line voltage
Power Cons. @ rated power 250 Watts 260 @ nom. line voltage 150 Watts @ 4 Ohms nominal line voltage
Protections
Short Circuit Protection YES functional Direct short at output
Thermal Protection YES functional
DC Offset Protection YES - DC present at Speaker Out leads
Line Fuse Rating
USA-Domestic 2 Amps 2 Type-T or Slo Blo-250 V Internal fuse with UL/SEMKO rated holder
EU 1.25 Amps 1.25
QA Test
Limits
Conditions Notes
@1/8 max unclipped Power at 1.06 times the input voltage
Type-T or Slo Blo-250 V, Low Breaking capacity
Nominal Line voltage
Maximum allowable input power under nominal Input voltage and frequency, HOT or COLD operation.LED GREEN no signal applied
Amplifier should resume operation after short circuit condition removal Temperature rise in accessible metal parts should not exceed 35K rise for domestic version or 30K rise for European versions (refer to requirements sheet). Design must insure no Offset at the speaker output under any operating condition including abnormal operation
Internal fuse with UL/SEMKO rated holder
4
PS series PS210 subwoofer
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
CROSSOVER FREQUENCY
LEVEL
LINE LEVEL IN
PHASE
Min
Ma
x
L R
For LFE use L or R
Green: On
Red: Standby
50Hz
8
0Hz
150Hz
POWER
ON
¡
£
¢
§
L
FE NORMAL
180º
120V 60Hz
OFF
WARNING:
T
O REDUCE THE RISK OF FIRE OR ELECTRICAL
S
HOCK DO NOTEXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
AVERTISSEMENT:
P
OUR PRÉVENIR LES RISQUES D'INCENDIE OU DE CHOC
É
LECTRIQUE, ÉVITER D'EXPOSER CET APPAREILA LA PLUIE OU A L'HUMIDITÉ.
NRTL/C CSA22.2 U
L1492
5
PS series PS210 subwoofer
CONTROLS AND CONNECTIONS
Rear Panel
¡
Subwoofer-Level Control
LFE/Normal Selector
£
Phase Switch
¢
Crossover Adjustment
Line-Level/LFE Input
§
Power Switch
Status LED
PS210 (120V)
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