gs1 service manual ap2064
Contents
1. O 9 EX 1 EX2 EX3 EX4 EX5 EX6 EX7 EX8 Aux 1 link options 3 Tape Return or Channel pre fade 8 pairs EXPANDER PCB CO2. GO 0
3. Z 2 T 8 PLACES 16 ct EE 7 amp amp amp amp 000000 590909 211110111211216 1 tat tty 2 PLACES 5 a EL uM wx LO To 0000000 O ug 00000 O O 560 o0 0 0 0 0000 5d 0 O O O 0 O O O O O 55 9000 9010 0 070 5 CIC EE m m M o oouo o o poo o EC 29 KE 1 1 1 s 2 PL
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7. Hl 07 6 1 6 6 6 6 6 6 6 6 3 3 3 3 3 3 3 3 3 d 0 D E 3 3 2 6 6 6 6 6 6 6 6 6 10 10 10 10 10 10 10 10 ALLEY 10 15 15 15 15 15 15 15 15 M A 15 20 20 5 20 LI 20 _ 20 20 L 20 20 _ GS bg ay AAT 29 L NR SES IDC CABLE ROUTED UNDER CONSOLE TO METE IDGE CONNECTO 2 LEFT HAND FRON END CAP REMOVED The installation is now complete Replug the console and test for correct operation S1SM1 15 ALLEN amp HEATH ORDERING SPARE PARTS ORDERING A CONSOLE MODEL G
8. S oF od 2 827 D 2 PLACES 0 uo J uc 0 2 Ex 0 28 _ _ 9 O O O o o 5 O O O O O O O S 0 0 0 sE a 655 8 6 sd D du M aj E be a 4 a 2 2 lolo 2 VW 7 side view es FRONT OF TOP PANEL Figure 3 Stage 1 Removing the front panel Refer to figure 3 1 Remove the 4x screws 27 and 2 shakeproof washers 8 from the underside of the side extrusions 13 Remove the 4 screws 4 from the front end caps 12 Remove the front extrusion 15 with the plastic front end caps 12 still attached Remove the 2x screws 4 that attach the rear end caps 12 to the console chassis Remove the side extrusions 13 with the e
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12. amp amp amp e 62 2424242 4 4 0001000000001000 O O O O O 0 O O O O O O 00000 O O O O 6 0 0 0 0 0 0 0 O O O O O O O O O O O 0 6 6 6 EXPANDER unpacked Kg Ib packed Kg Ib variable 60 to 20dBu variable 30 to 10dBu variable 30 to 10dBu 10dBV 4dBu 10dBV 4dBu 10dBV 4dBu 10dBV 4dBu 10dBV 4dBu 10dBV 4dBu 10dBV 4dBu 10dBV 4dBu 10dBV 4dBu 10dBV 4dBu for stereo headphones 8 to 400 ohms 50 ohms ALLEN amp HEATH TECHNICAL SPECIFICATION 0 dBu 0 775 Volts RMS 0 dBV 1 Volt RMS Line level options 4dBu high level 10dBV low level MAX OUTPUTS unbalanced 21 dBu 2kohms maxload FREQUENCY RESPONSE 10Hz to 30kHz 0 1dB METERS a dod 8 segment bargraphs for L R DISTORTION THD 0 006 Line in to mix out at 1KHz 20VU to 6VU peak OVU 4dBu or 10dBV as selected CROSSTALK Interchannel better than 75 dB at 1kHz POWER REQUIREMENTS 33VA max at 50 60Hz NOISE 22Hz to 22kHz External power supply with Mains input factory set
13. ADLE CONNECTED AS AND S1SM1 13 ALLEN amp HEATH Q Apply the self adhesive cable clip ITEM 3 as shown in the diagram Route cable as shown below Replace side extrusion and rear end cap 8 B 8 TO gt 00000 Q95400 00 0O000000000 The installation is now complete Replug the console and test for correct operation ASSEMBLY ARMREST POSITION To assemble the on ITEM 7 in the armrest position the Front Panel PCB assembly ITEM 5 must be removed from the extrusion ITEM 7 and replaced the opposite way round 2 U H When replaced the self adhesive
14. XW MET AST 5 O T L Nel caia JN ru mM owed Lug gt gt CUXL 6 2H2 PXW a 2 1 D 21 M2 ASI A EXW C prg Xng OWT Nb ZXW 3 A ZAT 152 20 ol D g TXH J AL s Serer EX EE 859 D 189 MO 7 9 WO t 6 d IF 262 eco 1112 08 mu 3 XW 664 1 0 1 O TIT ANDA 125 NE 272 NI Nid 254 2 15 6 JH NMOCXIM eed xal 5 35 1 0 8 55 p 2 I 85 I Z N AST 928 pel dtd Teo COBPNT 0 4 IH 803 WEPp QI 804 ugp8 3 3 31 UN Ig 38d ANY dd 193243 3SvHd 40 1NO 335568 XIN 7 53100 NISS Maas al aed 3 1142108 S L10 7 Ji c nes ON SNIMUNG 53 VL 5091 110 3 SNOLIQUdUD 21176813313 2 NU STSD 83ZdNUdXd S2 33298 0 SSW MrT xG 30 523010 TM SS 0 IG 3 LIL ONIMUa 6 762 NI INO Ag CNUTONJ NI 0280120 30 LHS LINN SALON ew Morsay 55 3 1 2 d 0
15. S 73 0 0903 NO 61201 531 0338 C 1102813 73 00901 72 AAO I 712 90 09017 NO 121 27009 3 0 NL 3 080 3 801 JHL NI NMOHS NAGWON 318 1 88208228 1 O Q ae dada da AS HL 123981805 MO 009 HUSMDUIGC 110863810 31380 SHI SEO cir S 5 2 5 5 5 XON 89813880 0 32323332 LNANOdWOD 31019081 OL C 3 7 0099 7 BNO TSI 01 92 Sd SX XH TXU 97 bxW BXH 00 EXH AST ZS N 2087 4l d 0 E A 2UXW AG 3988 15001 ASI AGI Bde Ada 9080 Ng EE gt 1 117 2 3 ENN 00 240 15 01 67550007 INI d 1 30 EIN Les SEM PTS Lark O m 15 gar TOI 9731 3 2131 9121 85 VEM 93 3095108031 3 310SN02 281080273 ISI 9 2 30551 192 NITY 0 0 T LN3NOdIWOO 82d 31901330 H 3380 33832 N33 NI NIJI 34 04 38 bt 8 Bel 1 SSBC TON 276 8 Ju m qm rper 4 8 doda JAW 159 31111 LINN 51 0 01 389 58011000 211410812313 2 13080 36119831110 553 MFT zG 287 58210 TW Xi 380 x 128904 580151924 1 30 00 3 5 3 Nally T dO I IHS
16. MOV A ND C2 Ie O Release screws B from right hand front end cap and remove existing armrest Insert Meterbridge into right hand front end cap replace left hand front end cap ensuring IDC cable exits through the slot in the end cap Route IDC cable under console and connect as detailed previously in step Q rear position assembly instructions Replace side extrusion and rear end cap The IDC cable clip ITEM 3 may be used on base of console to keep IDC cable neat e C HO HO e Cy xO lt lt 8 lt lt 8 lt S 2202 555555 0 0 0 0 0 0 0 a dM M EON UR 00 0 00000000 9999 S1 0 O O O O O O O O O O O 0 0 O O O O O O O O O 0 O 000000000000 O 000000000000 O 000000000000 O 0 0 O O O O O O O O
17. Ki PCB fig II IC42 E 1 C391 C393 2100 9 S673 25278 16 8873 STE Q e Q S ALLS SKTS4 828 Ph L DH LIS elm ee Belus 2615 5225 gels
18. O O O O O O o O 2 G O O e d O O Sl 6 Ol lO le alo ls 16 lol ole 9 0 3 O 51 1 O le Ole OPO O ale o O O O n O O 0 0 O 0 O P d en o 3 o 2 9 8 O E E 0 k T 0 0 0 0 0 01 Ol z d W eN PN OI 0 Ol O side view Figure 4 Refer to figure 4 1 Rem
19. 5801100000 011410812313 2 7 7 06 553 Me T 26 280 5810 0 3 H 1 5 H N E E v 31111 0 567762 1180 I A amp 0097903 NI 30 ES LINA S310N TOISTAN 3 T J g 0 2095 4 N3339 7 8310100 452 907 KI piyd N3339 7 1 TIN 64 5 ea a J C 5 i EIE 0 O O feel DEREN E UL CRESCE 6 a 4 o9 5 2 i Hd i T M i aan TU LT 018 2 B8 3 q O Orz T a 931 t 1 ro ru CO S mw Cn XJ m 839131 ENO TAR uu uu UM 1931 M3INUdX3 01 S 5 Sf 5301011815 1108 12 EclS 7 5 5015 9015 RAR 8215 6015 GETS 98119 1 0 ICN 0881 ICIN NI 0 ASt AGT S 110473 201 1225 ON SONIMUSK 30 5 01100007 311410812313 AlddNS JSD AUN 80 5 3 1 IAY SNSHLO TW Coy dW 60 H il v H N 0 31111 6 0 7 66 8 76 NIJISQ 92 6 9 30 8 LHS S HILL ENN de
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21. A ONY NI NI 41 FAT N N 88 1 7 7 8 19 Sa ee 8 rey r go 1 ang 228 61 Sia 2 0 did c48 BPIPNI 8 87 OPT PNT a 8717 1 B I NI an GS p10 210 81 5 o D 1 2 1 7 1 8101 05 OVIH EPI 6 STC BINT 1 ByTNT 61 2802 SEH 2 323 923 0 1922 3922 223 Xa BIN X2 94 rt e X ES ao e mE X8 8 XB EEN 28 638 yea cau Jag 23 29 cs c e A AGTH 567176898 dl Ad 30 DEENA 43392 3780 43382 13 13 033 12180 16308 AST 0227 51 azaucn 6231 1931 AGI AST HAT Ger b 62 2 113 cpa AST EA 3 I OOOO
22. QUANTITY 1 FRONT PANEL ASSY PART NO s AA2256 AA2257 QUANTITY 1 SIDE TRIMS ALLEN amp HEATH wu d PART NO AA2166 QUANTITY 1 EXTRUSION 5 SUPPLIED FITTED TO ITEM 5 12 S1SM1 ASSEMBLY REAR POSITION As supplied the front panel and PCB are assembled in the extrusion the correct way round for mounting at the rear of the console Attach side trims ITEM 6 to the extrusion ITEM 7 using the self tapping screw supplied ITEM 2 The Left hand side trim has a rebate for the IDC cable Care should be taken not to trap the cable when attaching the side trim SLOT OR CA Apply self adhesive facia ITEM 4 to the front panel ITEM 5 ensuring correct alignment with the meter slots 6 PN i5 15 6 9g
23. SERVICE MANUAL INTRODUCTION The information presented in this manual is intended for competent technical personnel to carry out service and product support for the 1 We assume that the reader is familiar with the related electronic theory and audio terminology andis able to carry out basic servicing fault finding and repair of audio equipment of this type Service personnel should also be familiar with audio systems mains earthing and power requirements as well as handling precautions For further information on the operation and application of the GSI please refer to the USER GUIDE publication AP2061 supplied with each unit Whilst we believe the information in this manual to be reliable we do not assume responsibility for inaccuracies We also reserve the right to make changes in the interest of further product development SERVICE AND TECHNICAL SUPPORT Under normal conditions the GSI does not require user maintenance or internal calibration Any service work required should be carried out by qualified technical personnel only We are able to offer further product support through our worldwide distribution network To help us provide the most efficient service please would you quote the console serial number in any communication regarding this product SAFETY WARNING Mains electricity is dangerous and can kill Mains voltage is not present within the GS1 console but is present in the external power supply unit Do not att
24. 8 6 3 3 3 3 3 10 15 15 15 5 5 5 5 5 Compact Studio Console 20 0 20 20 20 20 20 20 GS 15 eterbridge ae R 0 Remove screws from left hand extrusion and plastic end cap and slide out extrusion as shown It may be necessary to loosen screws A to enable side extrusion to slide Eee s 71 1 HHHH a B XIRUSION TO REAR OF CONSOLE FMOVE REA ND CAP A Attach Meterbridge to sides of front panel as shown 1 using M3 screws supplied TEM 1 Connect IDC cable as shown ensuring correct orientation
25. 810 7 ad 349 SHOIIOUdU2 210813313 2 TaN 3SIMNSHLO 5883700 38 88316 21 X CINAN 88019132 SALON 310 ANY 9 95 STINNYHD 2 LIRnOSgIO INANI ONON ISO HiUJ3H 9 31111 60 Ag UNGTINI NI 0 LHS LTE LINN J 1 2 g LN LIIHS 335 8 GANY STSNNYHD 2 TENNSHD 4 NMGHS 532003233328 LNINOdWOD 2 ON 6 7 510 5627680 did 10 7 yTV lt 7 AST 19001 Wel x n 2 YXU Wee ery l M2 M2 I box et 0 0 T ett TIC aux 981 oe r 4 XH S Q xal liM 2 2H2 281 1 S CEUX XZT ETS S 213 M2 M2 e fem das e D G E ans no 01 23 gt j e t lt 3LNN 8 ne j 7 5 D 1 7 21 83 M2 M2 ZXW te 4309 E E I BE e 28 Gre NI3 0 neos 63 up Je 3 S 1 S 925 _ ang D EE 1030333130 OL 7 2872 TE S31NUdX3 OL gr 965 dug 1112 08 p 97 0 6t3 ina 0 ERE 035 125 93 NI 8 NIS ars i 3401 PIS 0 1d NMOCXIM TM e oS JASI 37 1 133SNI 8 ona m z u R m WZ alls V7 5 BI 3
26. After connection of the expander reconnect the PSU and carry out the following checks Press Channel On switches on expander and check corresponding LED s light and extinguish on alternate presses Connect inputs to expander and check that they can be routed to Left Right and Group outputs as required NOTE Take care not to strain the ribbon cables when moving the expanded Console S1SM1 11 ALLEN amp HEATH METERBRIDGE OPTION FITTING INSTRUCTIONS The 051 Meterbridge option provides the user with full Group and Left Right metering The Meterbridge has been designed to fit either at the rear of the console on the supports provided or at the front as a replacement for the existing armrest Please read the following instructions carefully before attempting to fit the Meterbridge Remove the console Power Supply lead and audio cables before fitting the meterbridge Check contents of pack to ensure all parts have been supplied mM PART NO 4 QUANTITY 4 SCREW 3MM X 8 CSK PART NO AA2178 QUANTITY 1 ps a EAR PART NO AB0195 PART NO AB2294 QUANTITY 4 QUANTITY 1 SCHEW SELF TAP CABLE CLIP IDC 5 8 Gre Xx ow 21 cl estere GY FACIA SELF ADHESIVE PART NO s 002 2177
27. Idd 123343 38UHd 30 ING 538508 XIW SALON 2ESS N T 1 Ag TONS NI 83981011301060 8 lt gt Y D 1 a BAN 02 ZAM 32 ES SR ERA DAG T Z EE n2 M3 SVE 613 111 98 Ade O ZEN ba Md atog NIVI Tans 1 Anu alt Q 032 dee G D T 5 AST TO X 08 21 6C 1 1300 422 Q 6107 TAL NND K MS Z AG 03213 215 AO IMS rJ 213 Mo ENE QJ A l r g2 9S PR PER 0 x 85925 2 812 Sg zV 4 ONY SEI 5713 0090132 0 LIADYTO Ilaki ONOW 152 23 111 ONIMGNG A Ao gw 9 133HS 33S ANY S E STINNGHO AOS T 13 0012 04 NMOHS 532303283332 LNINOdWOD 92 ded ZETA 851 15 30111010 81 10 7 S Jay 5801100003 311 0813313 8 33498 ASTMASHLO 85377 xG 289 53010 Xl 380 5801518538 F SALON NMOUCXIM 2 S6 S 2 S6 62 AST eg did d i 6 DCT 81107 11 00 NOt 163 OED 623 AST 02 Beg i ped 28 X859 Ta 1088911313 OL 316000083 OL 5 10 0 2 381 ANT JIW e
28. amp 99000000 Ossssssss sees 1 LRR 1 DDD i n E 0 0 0 0 6 a M 6 9 9 9 O9 ott E o0000000 0000000000070 z OL oO O O Ol O Ol O O O O 0 00000000000 o O O O O 00 0 O O O O E O O O O O O O O O O O O O 0 H o 1 l 1 9 STEREO LINE IN STEREO RETURN 2 TRACK RETURN TAPE RETURN INSERT RETURN OUTPUTS 2 TRACK OUT GROUP OUT AUX OUT INSERT SEND MONITOR OUT HEADPHONE S1SM1 Dimensions packed pin 2 hot 3 cold balanced pin 2 hot 3 coldbalanced tip hot ring gnd unbalanced tip hot ringgnd unbalanced tip hot ring gnd unbalanced tip hot sleeve gnd unbalanced 10k ohms tip hot sleeve gnd unbalanced gt 5k ohms tip send ring return unbalanced gt 5kohms tip hot sleeve gnd unbalanced 50 ohms tip hot sleeve gnd unbalanced 50 ohms tip hot ring gnd unbalanced tip send ring return unbalanced 50 ohms tip hot sleeve gnd unbalanced 50 ohms tip L ring R 495 j f SS PSU 108 1 77 J 349 E pes 8 8 6 6 8 8 5 OO OO OO OO OO OO OO e a
29. O i 0 x 9 I side view V v X Figure 2 Refer to figure 2 1 Remove the 2x screws 4 the 2 locknuts 5 and the 2 plastic insulators 6 that attach the regulators to the rear panel Remove the 11x screws 3 from the phono connectors along the rear panel Remove the locknut 5 from front right stud Remove the nut 7 and shakeproof washer 8 from front left stud WS Carefully ease the PCB off the 6 plastic snap in supports 10 by squeezing together top of supports with pliers or suitable tool Re assembly is the reverse of the above procedure taking care to a Push the PCB down over all of the plastic snap in supports b Insulate the regulators from chassis base as follows 1 Fit the grey insulator pads between the regulator and rear panel ensuring correct alignment with the regulator and with hole in rear panel 2 Insert the black plastic insulator into the hole of the regulator and the hole in the grey insulator pad and rear panel 3 Push the screw through the black plastic insulator from the rear panel 4 Fix locknut on to the screw from the regulator side ALLEN amp HEATH 8 S1SM1 EXPANDER DISASSEMBLY rear view 6 OO OO OO OO 0 0 THIS VIEW NOT SHOWN THIRD ANGLE PLACES Y
30. ee e Q 0 6 6 bX gt 2 2 AST eo d ES 7 2S 87 2 1 IXH ISX Nea blo 936 n 7 Tay 02 Q 8zy S WOJ oe 1 31 GA 1429 a 1 20 AN DN 7 837 a 4 d I 2 3 D 3 Xu Lno o d dnoao dee 0 r L o 6 IT NI sta f 7 2s 3001 221 gaxo 0 er x 624 mE 8 B EER ER 2AN 4H 0 677 21 527 9y p LNASNI 8113 INIT 21 p Gare In 65 pa n AST Sy V E972 I IH J04 WAPp NIX NIUS 21 X04 13 37 3 1 TAAS TY 38d NU Jd 63 1 E TINS 359 4 40 180 535586 XIW TW 3110 fS310N 2861 21 e ODES ING 9 2 STINNGHO 3 0 1 ON 1060 30 SNOLIOUdUO OI1A30312313 LIQOSMIO LAdNI e3 NUdX3 ESS 300 93606 Mt l JAY SNSHI0 0 OAH R NENNI 31111 6 1 CAI SNOLSISSN 1 z ar amissa 30 2 5 2111 TINA SaloN r 5 g AST V ZX 133HS 335 B GNU 9 S IJNNUHO X03 2 J3NNUH2 304 NMGHS S32N333438 LNINOJWOI UXW erg 15021 ASI ZXM 2222 BIAS Id TOK LET
31. 2664 w PRIO T A 0 0 0 x 1093 8623 les 3308 m 5 0 O 2 Hu 0 VES Q 9688 t O 27 Steg ETTAN o 8622 601A8 1253 Zea Shes 66 23 28s eee 0463 vss s s 98s 8 BESA 0 a ov 0 0 Im 2 0 o O No 0 0 Stet IN in I N in in 98s4 6 0 SESS L6 u 2922 D i D n A o lu e 4 ZESA Y 0 Ho Q 67 mom Les4 e 0 A RN n 3 8 ou 885 ossa 29S 999A 89528 soraa O O 1 8 nm 69 d d iN lo 0 5 V goo 5 RS cu VO lo le DE E q gt 0 D 01 2298 STA t NIN 2 Y cece La 829 xs n na E SESS i v x 0 7 2822 POTTAN 0 922 P925 C923 00148 PCB COMPONENT LAYOUT FOR CHANNELS 9 TO 16 amp MASTER L R COMP PRINT 70 ASS B yez 50010 ye ZXW ANd exw 521 O Hee 9X4 o ea 9 CGA O eure C93 c9 TUX Ere 00 BANI 1 z pot 0 22 PXW O BN 0 ii EGN EYXU 51 T 2425S 252 ZXW o HA T XW O KA 0 EN 1 SoS 8M NUd cea XW dd J 14d 1 8387 05 IH 803 WHPv 01 04 ugp8 WAST 0 3171 19 ONY
32. for local requirements MIC EIN 127 dB into 150 ohms Output supply on 5pin 240deg DIN 33Vac at 900mA LINE pre amp at OdB 88 dBu l MIX noise 82 dBu PHANTOM POWER 480 DC at 45mA generated internally Global 48V ON switch with individual channel disable links CONSTRUCTION All metal chassis with aluminium extrusions on front and sides Moulded plastic end caps Basic GS1 Implementation table Transmitted Note k MUTE MIDI The following message is transmitted for a mute key press CHANNEL NOTE 9n kk v1 kk v2 AIR MIDI channel 16 fixed Kaa A Note number see Implementation tables V 0 40H or more Mute ON 3FH or less Mute OFF Received Note 9n kk vv acetates MIDI channel must be equal to 16 kn Note number see Implementation tables Re 1 1 40H or more Mute ON 3FH or less Mute OFF IGNORED 0 0 Program Changes In Patch mode pressing afunction key willtransmit MIDI Program Change messages asfollows Cnp where 1111011010 MIDI channel 6 DSS Program Change No see table Function keys in Patch mode MUTE MIDI CHANNEL NOTE The console will also recall its stored Patches on receipt of the above message in any mode Function keys in MMC mode MMC Message FO 7F 7F 06 44 02 00 08 F7 FO 7F 7F 06 01 F
33. oor n 85 4 Se ov 2 I l AN bug IS 5 AST 224 t3 7 N E ore m Lax G 1 J dete 2002 1 O 1 IH 303 O1 303 ugp8 13631 IUNSSINI IU NU dd Ld32X4J 40 5355086 XIN TV S310N CaaS 1 m NEIN JASTt 5 IE S106 3 231061 ON SNIMES 58001170000 73 TERT as e I55 0 SG3W xG 34d 523016 TW Mos aun H rg c ADS 11 SNIMUSNG 21 3NU X CINK 3 a Aq 00979 2 NI 02891202 G HUE LAS SLE SEN SALON 3106 Ag 10151438 SSI 35 3 1 3 8 0 8 b 1335 33S 91 61 UNY 21711 51392 303 dd 432133594 30 100 9535508 XIW 5 8903 01 AST AST 816 TINNUHJ 404 NMOHS 822038302 IN3NOdHO2 0 201 i xaT 5808 E 00 78 701 ege 94 32 286 1 8 ZN CXM 904 5 9 2 5 X CUN 01 pga s E 7 8 2 9 2 A 70 Ned 3 5 S 3 Ca MT mo Neo N I EX 0 1 XY 70 AJ rO 9 1 En a 2 8 3 65 0 00 S 3008 2922 02135 us 038315 IX Jyp Sud ed b 1431 MJ NXM 7 61125 ce 5 DN jae cavzp 111 8 91 79 LT HIP I gt er NIV
34. 01393089 8 JO S LHS 3 LIN 5310 Ag NDIS TAE m j 1 J g VN 92 cz OQ 2 za ET Az C 3 CO eo OO 7X oo Co lt SS Be 2028 S S 28 Scu 5 lg NEE 52 2 LHOTY Wt 01 022 ste diLHD T3 eor 2 1 59 e 2184 018 7980 EE 56 Te JEE 1 CD 200 YEE Serg 1N3SNI 3108 O 15001001 een cmm 1331 01 022 8 7 2 AST a 2 1 x 9153 iy INOJ 28 608 80 EE 0301083 OL 871 AST 81 m3 x 200 A Zi 0 E 017982 ee M 0 02 00 2628 iba m 2v 144 8080 926 LETAN 92 adt RES 3 9 a i 9 gapgll i A 66E 3 i 240 FAY 0v 9 2 Yaz EIN LN C2 O Q 0 eT 2 men 89 1010 0 8118 0 0 5 90800 01006 d 38d TOXJ Ed wa IXY det I80d 3 d 82 1052 dc jH 22 2 i d N3INUdX3 01 mE a 207011 an 659 gan 2230 2 20793166 SNOLINOM 510 211156 ON ONIMbAG 3890 5801120002 73 INS 52 1 3 037 894 0 5531 Mp T xG 289 5 821110 9 5645040 d 860 564 67 66 NISISQ I SALON 3196 8 10151834 51 HIGH 35111 6 380 03 940 580151538 1 A NU NI 02801
35. 2155 QTY S1SM1 TECHNICAL DIAGRAMS This section includes the circuit diagrams and illustrations plus any technical bulletins an yxw HH Q c ANN N3UNVdX3 NJONVAXA 5033 08 S3H21IAS NO TINNY SA I NOIIONnd IWW pd E 31v201 3 cd anu Al 10IW n N gt p lt gt gt hau 8 SJ anssaoDsd lt 60305 94 ISN 0 3101 9 NANI 0 R 207 13S MM ASE 09 db l uiv 58 ing 0 aaow E 219 257 0100 NAHL IGIN 4 3ALLOV dd m 831 5 Td 10 108 SM3MV3dS 9 SOLINOW 60 XIN 139 2011 lt NI XIYNL 2 lt E 7 S3N Hd IV3H 5 M UL E 5 13431 1 010 SINUHA VIH 1 30820105 SYOLINOW IH ER 07 H21UM 40 HAJT OQ LINO NIVH 9 g LM3SNI X XIW 18 U 16 a TEE C lt LM3SNI 1 XIN 1331 2 E eee HIER 4 KIM LSDd 1 I
36. 292711 30 9 15 31111 LINN 3 1 J 2 031 011 04 20 dH MOLINON vc MEE Cereb T Wi 20 2 5 H x18 YEE cosb Jg 5 EUIS 2 e 0200 X 228 bp Sap 690 S3NOHd U3H 51 01 03 i Ses 0 0 82v 92v 1 ug 4mm bi gt gi 021 24 1 ea C EMO 1 ilh d ANT GEBA e f Xe 3 Q 2 lt 30 728 SSNOHd 021 399 E 3 1108 dd Qv 1228 EIA d 190 9283 JN 6EEW 1 LN GEENT 39 BEBN un net 1 IS 08 SZ 95631 990 G2 E 01 SZ ast 698 8 9671 A L 2 220 N3383 002 801 S 588 028 AST AGT Bn 201 925 A Lg ees 008 8 el Mm e c co a i 1224 072 BE SAT b b b b A 4 XZ 1621 21 0 i 0 AST 8 1 ET 5011 5501 2 o RIS 1 111 Da q 7 1 AST 1 m 133 022 ESBY AGTH 9671 63 20 e P 5 c d 1 00 090 818 68 2200 87 0 R gt 6489 m 80 i QE 1 7 917022 XW ddd 912 P xag 0623 32 101 3100 SLI A Jf
37. 7 EFFI 1 991 OEIS 65 5 7 1 i 8 1 1 vlo DS n 0 7 0 7 690 zesa V 9 E NA N 0 5 v 7 7 3 9 n 3 5 EE 8 0 c 0 Yo 7 0 IO o i Jt E 0 so rong a 23 F Tro T 188 5 O x Q x 2991 v921 gogi 2584 7 SELI d 61 essa 631 assa ETT T 0 1 bela O L 9288 8 88 BELA D Be S el 0 5 0 m ELA 102975 o Uu 0 A 0 ou 8 0 s O 1 ojo di 3 u p Anais Y 6122 RSITSSEOI 2231 7 5 90 nh Bev ET Pd 2 8 0 5 bs 0 0 E 6 Pa 0 gt 2 0 soga 3 Y gt 55 le g 8 08 MS HO D v Og i a q s t 0 P 9 Z 082 0 0 0 00 0 0185 6084 0982 2984 984 9984 0 o a 11 8 2 4 N E E gt 0 6 9284 Y 182 1182 6S8 1984 988 8 Y S28 z 85 Ln 891 Tera 63 hi 92 O 0763 2 5 PTE Sots 921 8 E a 2115 81 Sits 0 B 22 SEC Y mel n ove Is 2 2 LULA 6 82743 0 N 0 9 MIELE d 3 5 E 6978 5 STA vel Sera v op p x x i 7 7 0278 0 lo B O D 0 5 5 0 n 178 v 2528 6v 92 i E O 0 O LL vorm LED
38. 7 FO 7F 7F 06 02 F7 FO 7F 7F 06 04 F7 FO 7F 7F 06 05 F7 FO 7F 7F 06 4C 02 08 01 F7 Function keys in MIDI mode Name MIDI Mess Press MIDI Mess Release 9F 5D 20 9F 5F 20 9F 5C 20 9F 58 20 ALLEN amp HEATH 4 S1SM1 CONSOLE FUNCTIONAL CHECK The GS1 undergoes several rigorous stages of testing and quality control before being despatched from the factory The following procedure is offered to the distributor dealer and customer to confirm that the unit has arrived without damage and in full working order 1 Packing inspection 1 1 Check that the packed unit is intact and has not suffered unreasonable transit damage 1 2 Carefully open the box and check the contents 1 console in polythene bag power unit User Manual Brochure and orange Quality assurance card 2 Cosmetic inspection 2 1 Carefully unpack the unit and check general cosmetic quality Check that the plastic end caps and front armrest are securely attached 2 2 Set the controls ready for the electrical tests which follow All faders down Gains min EQ mid Aux min Level min Pan mid switches up 3 Power up and initial LED test 3 1 Check that the power unit is marked with the correct mains voltage Plug the power unit DIN connector Into the 051 AC 36V socket Plug the power unit mains connector into the local mains outlet 3 2 Apply mains power Check that the MMC LED to the left of the mode switch lights Press the MODE
39. ACES K 4 side view FRONT OF TOP PANEL Figure 1 Stage 1 Removing the front panel Refer to figure 1 Remove the 4x screws 27 and 2 shakeproof washers 8 from the underside of the side extrusions 13 Remove the 4x screws 4 from the front end caps 12 Remove the front extrusion 15 with the plastic front end caps 12 still attached Remove the 2x screws 4 that attach the rear end caps 12 to the console chassis Remove the side extrusions 13 with the end caps 12 still attached by sliding them to the rear Remove the 13x fader knobs 25 and 26 Remove the 126x rotary knobs 19 20 21 22 23 24 Remove the 16x screws 3 from XLR connectors E dur onse SMES Xe Using a suitable coin remove the 40x plastic jack nuts 16 amp 17 by rotating the nut 45 degrees counter clockwise Working from the rear of the unit remove the 22 screws 4 and 1 shakeproof washer 8 that attach the top panel to the base 11 Working from the front of the unit remove the 3x screws 4 that attach the top panel to the base 12 You can now lift the top panel off Re assembly is the reverse of the above procedure taking care to ensure that LEDs and switch caps fit through the top panel correctly S1SM1 ALLEN amp HEATH Stage 2 Removing the PCB rear view 00 00 5 00 s OO 00000
40. AP Connect expander ribbon cables to the 1 as shown Note that the rear ribbon cable fits to the outside connector The adjacent connector is for the optional Meterbridge C EXPANDER CONNECTED AS SHOWN BUMP UP AND IDENT LINE TO Replace extrusion and rear end cap taking care not to trap the ribbon cables asa oe rn i O 1 o 8 LAC AIRUSION BY SLIDING 0 P LAC A ND CAP TESTING THE EXPANDER
41. Facia ITEM 4 can be applied to the front panel ITEM 5 ensuring correct alignment with the meter slots 6 Vee P e n 6 S ug 8 6 T 3 3 0 3 if 0 0 0 0 0 0 3 3 3 3 3 6 6 6 6 10 0 10 10 10 10 10 2 m m D Compact Studio Console KY u 20 20 20 0 20 20 20 20 GS 1 5 2 oe i p g L2 LU 0 T ALLEN amp HEATH 14 S1SM1 0 Remove screws from left hand extrusion and plastic end cap and slide out extrusion as shown Remove left hand front end cap held by screws A and B O 1 SLID XIRUSION IO REA CONSOL O
42. I OVIH N d GG f I J Serd vog 9923 6922 5 aha _ c A cz XW 14d 0 1 7 ayaz 02 tide 2 sg p SS 6964 AS 0 118 r ICY GAY xm B 28 S Z X SINNI Ma 038315 62 7 I jH 1 NIU OVIH 185 LEES es 2 Ca 0 C922 IH 800 Lend 8 0 7 1551 11220 ON NOIIU 1 Buy 5201123003 3 JENNGHO 038 315 NQ ONON 159 NNI LI H 0 5 SH R NE 2 31111 NIMES ZT JMO 33390 58015151898 682 4n Saludan 8 20 v 65 31111 SALON g AE NI 03801329 7 4 4 TANNBHO NO 6131 S340238 CAUSOUIG LINDSTI IJ3NNUHO IO ONEN L I3NNUH O NO 171 033 72 ja 08U EDE NI NMOHS ALBIAd ddU Hil 9 8 sO addy e 101030810 1 09 313 JHL WOJNA SNAGWNN 338383338 LN3NOdMWOO 318 1 OL LAS 66 Dat 270 7 S TEES VIZETHO Cie hd S 77 S 3NNUHO ONOLN N3 3 813 090 ONON 8110 5 ie Sie ON DNIMUSG JAY 89801100000 7773 SINdLNO NIGW TSO 13 406 5937 Mb l JAY 110 TW gt 1 JAY X YUM 20 Hid 9 4 Wb 31111 60 6 63 30 1 Af NUTINI NI 33
43. MPONENT LAYO 3 6 D 5 Wt 3 w veru m ORO ik 0 3 A c ses d wes 292 O T er 2 22 e ax N DESEE 25 mE NET e RECORDING CONSOLE EXT ISSUE 2 ALLEN amp HEATH SINGLE BOARD 7 C rs oan c 30155 SECS ON NQ S 1 SIJNNUHO 0 Buy 890 10019 moin 11824212 11000 00000003 FSI GENI 06 SS3 INN Mbel lt S 2329 SN3HIO TW HLY AH N3 23 1 SNIMUSG 1 90 X 03 SNOLSISSM 273 m sa1 AE UNSTON3 NI 2 3Q LHS 7 1 1 1 SALON 3 3 g ij 22 I L33HS 335 NU SfE ST3NNUHO 30J T 130 0982 NMOHS 533032331328 LN3NOdWOO 8001 7 AST ld TUX AZT ASt F ASI o E SX eso je
44. S1 GS1 220V GS1 120V 1 110V GS1 100V ORDERING AN OPTION MODEL GS1 EXPANDER GS1 METERBRIDGE DESCRIPTION 16 channel GS1 PSU 240V 16 channel GS1 PSU 220V 16 channel GS1 PSU 120V 16 channel GS1 PSU 110V 16 channel GS1 PSU 100V DESCRIPTION 8 channel Expander Group amp L R meterbridge ORDERING A POWER SUPPLY MODEL 240V 220V 115V 100V DESCRIPTION 240V Power Supply unit 220V Power Supply unit 120V and 110V Power Supply Unit 100V Power Supply Unit MANUALS AND SUPPORT DOCUMENTATION SERVICE TOOLS SOFTWARE UPGRADE DESCRIPTION GS1 User Guide GS1 Service Manual GS1 Expander Fitting Instructions GS1 Meterbridge Fitting Instructions DESCRIPTION 1 point Crosshead screwdriver M3 4AB ORDER CODE GS1 240 1 220 GS1 120 GS1 110 GS1 100 ORDER CODE GS1 EX GS1 MP ORDER CODE AM2211 AM2212 AM2213 AM2214 ORDER CODE AP2061 AP2064 AP2313 AP2300 ORDER CODE AT0004 The GS1 software is stored in a Microcontroller which is socketed To replace the Microcontroller the console will have to be disassembled as detailed in Stage 1 of the CONSOLE DISASSEMBLY section of this manual To order a replacement please contact ALLEN amp HEATH and notify us of your console serial number its present Microcontroller version and code number and reason for replacement ALLEN amp HEATH 16 S1SM1 ORDERING A SPARES KIT It is recommended that the spares kit order c
45. S1 EXPANDER CIRCUIT DIAGRAM PCB KEY EXPANDER PCB COMPONENT LAYOUT EXPANDER CIRCUIT DIAGRAMS 3 pages METERBRIDGE PCB LAYOUT 00000 METERBRIDGE CIRCUIT DIAGRAM copyright 1995 ALLEN 8 HEATH Ltd All rights reserved Publication AP2064 Issue 1 ALLEN amp HEATH 2 S1SM1 DIMENSIONS i 500 1 6 0 6 6 3 3 3 6 3 5 5 6 s 10 10 15 15 15 aL LH fefe 5 METERBRIDGE 520 OOOOO OOOOoo 0000 00 00 0000 00 60
46. V amp MONITOR LEV Al8063 10 Rotary 20kBx2 STEREO HF amp LF Al8064 5 Switch 2PCO latching AL8057 5 Switch 2PCO momentary AL8058 5 Jack socket LINE INSERT STR RETURN AL8072 5 Jack socket AUX OUTS HPHONES AL8073 5 XLR 3 Pin Female MIC AL8074 5 Dual Phono socket TAPE IN OUT LR OUT 77 3 DIN 5 180 MIDI 0095 1 DIN 5 Pin 2405 CONSOLE POWER AL2113 LEDs and Semiconductors LED 3mm T1 Green AE0085 5 LED 3mm T1 Red AE0086 3 LED Bar 4x Green AE0303 2 LED Bar 1x Green 3x Red AE0347 1 Transistor BC214C PNP AE0031 5 Transistor BC546C NPN AE2253 5 Transistor 258737 PNP AE8069 5 Transistor J111 FET AE0083 5 IC NE5532N Dual Amp 1 5 S1SM1 17 ALLEN amp HEATH DESCRIPTION IC TLO72 Dual Op Amp SIL Package IC LM339 Quad Comparator IC CMOS 4053B IC CMOS 4051B IC CMOS 4099B IC 6N136 Opto isolator IC Regulator 7815 15V DC IC Regulator 7915 15V DC IC Regulator 783 48V DC IC CMOS 74HC4051SMD Expander only IC CMOS 74HCF4099 SMD Expander only IC 11072 Dual Op Amp DIL Package Expander only MISCELLANEOUS Insulating Kit voltage regulators Plastic End Cap set front 8 rear L amp R Packaging box lid amp fittings Expander Harness 16way IDC Expander Harness 26way IDC Meterbridge Harness 16way IDC ALLEN amp HEATH 18 ORDER CODE AE8070 AE0071 AE0117 AE0118 AE0238 AE0222 AE0047 AE0048 AE0214 AE2161 AE2162 AE0046 AA0693 AA2168 AN2072 AL2119 AL2154 AL
47. cet lu lo T w DS 0o 2 VES zm qe 5 0 9128 20 i nT 812 x 0 3 82 ZITAT 189 TETAS a 8 LIAN 0015 6112 TeTAa LEED m Sees 23015 gors vols Sots 52015 SETAN 5 6 3 0998 8994 v a alia m 0 3 994 n d n JD 0 00 09 E 2 m 1998 998 p v 5 mw olofo 0 D 0 89022 O L S2 9 STAY 2 1 m 0 MO ub ra Jo 0 8 i 60 5 5 NO E 0 Itu hip M 5 7 Q 9 Q a 0 0254 01 8 2894 9892 8892 0692 0 4 1 om 0 Seer l uj gt ale v 0 ow Oo o olo o In RIN ol o M EET 2994 7563 Fr Iu ox 8 9 D O x m i T lt d 69 t Y O 8237 legg SITAM Bred 22 ES di ESTAS i 2 7 65 8 801A es OMAN gene ges 5 Ses 9es 6 B o 6693 093 ID s oo 2 e D 098 Y aB llo n OD u i 0 m 5558 92093 M m D 0 ko D 9 Tessa O 0093 01 8 0 S629 Zor v n 0 2 ue 3 0 T 6 J 0 879 m 23 5 S 86 T T 9 ui 2 ong 6r 9 18998 298 S293 L298 6298 O lt x 0 m M 80 2 LISAN 60923 1 E 8 O ol lr evo OQ ajm lo vu O 0 Ns 0 o 2
48. down when replugging the output connectors Listen for a smooth residual hiss white noise Slight hum may be present on certain outputs but this should be well within the hiss Excessive hum buzzing clicks and popping may represent a problem 6 1 Mon Amp output all faders down channel Gains min Press each channel PFL in turn listening for channel stage noise 62 Channel Gains max Press each PFL Listen for channel preamp noise 6 3 Replug amplifier to 2 TRACK Out L and R Listen to noise with L R fader down 6 4 Raise L R fader to maximum all channel faders down no channels routed 6 5 Route all channels to L R raise faders to maximum Switch each Channel On in turn 6 6 Replug the amplifier to each GROUP and AUX output in turn listening for residual noise quality Do this with no groups routed all channel AUX send pots down and master AUX send pots maximum This completes the test Check that the unit is clean controls reset with faders at maximum as required for packing Repack carefully in the original packing complete with accessories Complete the service log with serial number and test details Inform A amp H immediately if any quality problem is noted ALLEN amp HEATH 6 S1SM1 CONSOLE DISASSEMBLY rear view 2000000 OO OO OO OO OO OO OO OO THIS VIEW NOT SHOWN THIRD ANGLE
49. ehensive testing is possible using a sinewave signal source dB voltmeter and oscilloscope This requires the necessary level of technical competence 5 1 Plug CD player left output into TAPE RTN on Channel 1 Start CD playing and raise L R fader to 0 and raise Channel 1 TAPE RTN Level pot until the L R meters both read an average 0 first red LED Press the meters Lo switch to check that the meter reading decreases to average around 10 5 2 Connect the GS1 2 TRACK outputs to the amplifier speaker system Listen for music quality equally out of the L and R speakers Test the operation of the TAPE RTN Level and Pan pots Replug and repeat for Channels 2 to 8 Plug CD into Channel 1 Mic XLR Press Line XLR pad switch Raise channel Fader to O and press L R Adjust Gain for average 0 meter reading Listen to music quality Test Fader EQ Pan and Channel On functions S1SM1 5 ALLEN amp HEATH Replug and repeat for Channels 2 to 5 4 Plug CD L and R into Channel 9 10 STEREO RTN jack sockets Raise and test the RTN Level and Pan pots Replug and repeat for Channels 11 12 to 15 16 5 5 Plug CD L and R into Channel 9 10 Stereo Input jack sockets Raise channel Fader to 0 and press L R Test Fader Hi Lo switch EQ Pan and Channel On functions 5 6 Plug CD into Channel 1 Line input jack socket Raise Fader to 0 route to 1 2 Link GROUP Out 1 phono socket to TAPE RTN In phono socket Rai
50. empt to disassemble the power supply unit Do not carry out any work within the GS7 console while it is powered The external power supply unit is factory set to match your local a c mains supply and marked on the cover Check that this matches your local mains supply Check your mains wiring and earthing before switching on CONTENTS INTRODUCTION boise E cute LS 2 SERVICE amp TECHNICAL SUPPORT sees 2 PRECAUTION SS scusa katama sa mia 2 DIMENSIONS sitit ls Bana I UM UL LI I E i IE 3 CONNECTIONS LEE SOE SE Ea A E EEE 3 TECHNICAL SPECIFICATION RN 4 MIDI IMPLEMENTATION DATA 4 CONSOLE FUNCTIONAL CHECK eese 5 CONSOLE DISASSEMBLY aaa aaa 7 REMOVING THE CONSOLE CIRCUIT BOARD 8 EXPANDER DISASSEMBLE Y t toux ushi 9 REMOVING THE EXPANDER CIRCUIT BOARD 10 EXPANDER OPTION FITTING INSTRUCTIONS eese 11 METERBRIDGE OPTION FITTING INSTRUCTIONS 12 ORDERING SPARE PARTS SSS RSLS etum Qu ei 16 TECHNICAL DIAGRAMS BLOCK DIAGRAM sistere tree detention 651 CONSOLE CIRCUIT DIAGRAM PCB KEY PCB COMPONENT LAYOUT CHANS 1 to 8 sse PCB COMPONENT LAYOUT CHANS 9 to 16 8 MASTER L R CONSOLE CIRCUIT DIAGRAMS 8 pages 0 rn G
51. l E 201 led 201 x 02 IS val a Ea 7 e a e St E S S G2 2 01 Bal 1 S164 EE cS TEX c ASI EN 2 00 zae CUS Jr PS A 3 oi 3 on x 2 611 1 10081 0 c C DIS E AST 51 EXPANDER CIRCUIT DIAGRAM PCB KEY amp LINK OPTION POSITIONS The areas outlined on the PCB correspond to the sheet number on the circuit diagram C2054 For a detailed PCB component ident refer to the Expander PCB component layout on the following page Phantom Power link options Sheet no PP or 48V 8 EN 1 2 143 2 3 143 2 3 143 243 K 9
52. nd caps 12 still attached by sliding them to the rear Remove the 8x fader knobs 25 Remove the 88x rotary knobs 19 20 21 22 23 24 Remove 16x screws 3 from XLR connectors d on due Using a suitable coin remove the 16x plastic jack nuts 16 by rotating the nut 45 degrees counter clockwise 10 Working from the rear of the unit remove the 2x screws 4 and 1 shakeproof washer 8 that attach the top panel to base 11 Working from the front of the unit remove the 2x screws 4 that attach the top panel to the base 12 You can now lift the top panel off Re assembly is the reverse of the above procedure taking care to ensure that LEDs and switch caps fit through the top panel correctly S1SM1 9 ALLEN amp HEATH Stage 2 Removing the PCB rear view amp c OO OO OO OO OO OO OO gt el ce J E Q Q E 0 86 ol Ole be be O 0 1 O 8 6 O O O 0
53. ng 7 lt L Q oo an XIW 3d 1 AV 1 42018 0038 83134 03035 6 7837 o ONOW 58 30 12 030315 XIW S 2 HDI X3 3011 9 Im m m 4 1 Xnv 1 i i i i 1 1 1 1 1 i i 7 0331S SLAW 8 dO 0 I NI NLM 301 0 S E l xiv EN i i 20 i 1 FR 1 ONIS 1SUd 7 i Jad T XNY 6 35 NASNI 1 0 i Mm MUIX 3NIT NI 3NI B5 O NIV 7 Q P lu i NDSS32D34 SIX 3110 2 3 17 03 1 I MU ERE ere 21A SK11 e 9 SK10 9 SKS Ic43 1 IC41 C388 0873 o E NE O 5 0 cu olo i 0 0 I Y 67 61 RIS RIS FT H Y
54. ode 002 014 is held and maintained by the service agent to enable in field service repairs to the GS1 independent of the ALLEN amp HEATH factory Commonly available items such as resistors capacitors tools and soldering equipment are not included The contents of the kit 15 listed here Individual spare parts may be ordered Please quote the description and order code for the part required DESCRIPTION ORDER CODE QTY Fixings Screw 4AB x 5 16 Pan Pozi Black AB0057 10 Screw 6AB x 3 8 Pan Pozi Black 80062 5 Screw M3 x 8mm Pan Pozi Black 80073 10 Screw 6B x 1 4 Pan Pozi Black AB2224 5 Nylock nut M3 80102 5 Washer M3 shakeproof AB0244 5 Pillar Support 6 4mm AB2171 5 Pilar snap in 6 4mm AB2233 5 Spacer M3 x 6 4mm AB2218 5 Knobs and caps Fader knob white black line AJ2163 10 Fader knob red white line AJ2164 5 Rotary knob grey red top AJ2188 10 Rotary knob grey blue top AJ2194 10 Rotary knob grey green top AJ2195 5 Rotary knob grey dark grey top AJ2196 10 Rotary knob grey yellow top AJ2197 10 Rotary knob grey brown top AJ2198 10 Switch Button AJ8071 10 Potentiometers switches and connectors Fader 10kA 100mm ALPS MONO Al8055 5 Fader 10kAx2 100mm ALPS STEREO amp LR Al8056 5 Rotary 200kC stereo MID SWEEP Al2042 3 Rotary 5kRD MIC GAIN Al8059 5 Rotary 20kB centre click HF MF LF 0 10 Rotary 20kK AUX 2 4 3 5 TAPE RTN LEV AUX MASTERS Al8061 10 Rotary 5kB centre click PAN Al8062 5 Rotary 20kK stereo AUX 1 STEREO RTN LE
55. ove the 8x screws 3 from the phono connectors along the rear panel Remove the locknut 5 from the front right stud Remove the nut 7 and shakeproof washer 8 from the front left stud pu xe 2 Carefully ease the PCB off the 6 plastic snap in supports 10 by squeezing together top of supports with pliers or suitable tool Re assembly is the reverse of the above procedure taking care to push PCB down over all plastic snap in supports ALLEN amp HEATH 10 S1SM1 EXPANDER OPTION FITTING INSTRUCTIONS The 051 Expander Unit adds a further 8 channel strips giving 16 extra inputs Please read the following instructions carefully before attempting to fit the Expander Disconnect GS1 from Power Supply Unit and cables before fitting expander Remove screws from left hand extrusion and rear end cap of GS and slide out extrusion as shown 1 It may be necessary to loosen screws A to enable extrusion to slide E ae sss 1 B HHHH PS 3 E 0 SLIDE EXTRUSION TO FA OF CONSOLE MOV 5 ND C
56. se TAPE RTN Level and listen to music quality This tests the channel routing to Group 1 out listened to via TAPE RTN Test Channel 1 routing to all the groups by replugging the phonos 5 7 Plug the amplifier into AUX Out 1 Use Channel Aux send 1 to test the Aux output with the AUX master pot raised to maximum Replug the amplifier and test AUX 2 to 5 outputs 5 8 Replug the amplifier into the Mon Amp L and R outputs raise the Monitor Level pot and Listen to the Channel 1 Line input routed to L R Press Channel 2 PFL The signal should be cut off Set Channel Fader to minimum and press Channel 1 PFL The signal should reappear Replug the CD and test the PFL function of all the channels 5 9 Plug CD into 2 TRACK In L and R Press the 2 TRACK monitor switch and check music quality 5 10 Press the Monitor Output Mute switch The signal should be muted Plug a pair of stereo headphones into the 1 Headphones jack socket and check signal quality 6 Noise test Remove the test signal source The following tests listen to the residual noise generated by the 1 electronics This is well below the normal signal level of the console and represents the impressive signal to noise performance of the GS With the amplifier gain turned up listen to the noise under the conditions set out below WARNING Because of the high amplifier gain required avoid switching signals to the outputs while listening to noise Always turn the amplifier
57. switch and check that the MMC PATCH and MIDI LEDs light in turn 33 Press each CHANNEL ON switch in turn lighting the green ON LED Press again to turn the channel off 3 4 Press each PFL switch and check that the red PFL ACTIVE LED lights in each case 3 5 Press the Microphone PHANTOM POWER switch checking that the red PHANTOM POWER LED lights Measure 48V nominal between pin 3 ve and pin 1 ve and between pin 2 Hve and pin of each mic XLR 4 Patch Learn check 4 1 Press the MODE switch to select Patch mode Press the LEARN switch The LEARN LED should flash 4 2 Turnall channels ON Press MMC Function Key F1 Now press LEARN again The Learn LED should go out This has stored a patch with all channels on which is recalled by pressing function key 4 3 Turn all channels off Test that pressing F1 turns all channels on 44 Remove power from the GS1 Wait about 30 seconds and power on again Select Patch mode and check that the patch F1 has been remembered with power removed 5 Signal test The following tests check the audio inputs and outputs for signal flow and quality This does not test every routing combination but does check that all circuit blocks and input output connections are working The equipment suggested includes a CD player with known good quality music or test signal material and a stereo amplifier with high quality loudspeakers Where further technical equipment is available more accurate and compr
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