Crate GFX 65T GFX 120T 07S279 Rev 3 Schematics
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Page 1
A B | c D | E F
15V
I OVERDRIVE CHANNEL
D1 GAIN 1
J1 1N014 R11 Cs
R5
C a C2
15K 2 W m + :25 ® I 4
D2 R4 #IH E ,
650K + 1
INSM 5
6V TLC-72
-| T
CB
00 a
i C9 5 BK D6
H FMOV i 0033 R2 1N91A !
22 7 ENSZID
, 7 7 22K
I7 TO TUNER R111 +15V 1N734§0RL 1N73A§0RL
fl-VW- 06
220 5 CW
2 Q4 SAW 2 2N5210
J18 I I D
DOMESTIC VERSION 062
I ONLY -01, -03, -06, .07 £100 22 015
DNP FOR -04, 415 35V J
cw R57 , \
TEST PO'NT COND'T'ONS €56 __ R72 R79 : 12K OHM 114w VERSIONS 04. -05 15K ZEN/RAMP
CONDITION "A". CHANNEL A, GAIN ONE SELECTED, $00013 W <_\/\/\/L R73 R77 Q15 i933
GAIN 1 @ 10, LOW& HIGH @ 5, LEVEL @10, R30 22K Quail R79 100K 47K R55 G D 3? 10000111
1kHz 40mV SINE WAVE INPUT 5 SK P10 CW IDDV M 5
CONDITION "B".CHANNEL A, CAIN TWO SELECTED HIGH k T n 9313 ms
GAIN2@10,LOW&HIGH@5,LEVEL@10, 046 IuKL R75 950 D15 :35V
IkHz 40mV SINE WAVE INPUT _1 E W 001 MW R52 7
CONDITION "C CHANNEL 0, LEVEL @10, 2 2 CLEAN CHAN N EL iouv 650K
LOW, MID. HIGH @ 5 'cw '03-5 T
IkHz 130mV SINE WAVE INPUT L5,; 5 + 7 Off R47 R59
CA7 WK A E T TLO 72 22 4 7K 47K 0022 T 'NSERT JACK 7,:
TP CONDITION "A" CONDITION 5" CONDITION" JIF R42 ' @ W "m 024 D20 Spare Sam Table
1 cw LEVEL 5 MHGV LasI Used NoI Used Spare Gates
(1} .48Vpp m .48Vpp (D 1,5Vpp 17:19: (13520: quK RA 7 NE D 9:: AW
CW R91 C79 C54 C55 C53 C61
500 A . 7 G R58 rflvvx¥+15v I - I
2 m 5.2Vpp (U 16mm m 54VPP H5517 22K IUK 1M D38 D7, D8, D11, D26, D30
200V R46 C34 C42 H52
3 I 6.4VPP I 7Vpp m .55V00 7 1K 2H2 ,ny 3:22 ,cs
ICU
4 5Vpp 5WD 7 INss
I_I_l '_I_I J28 J6,J7,J9,J14,J16,J17
5 W 12Vpp W 14V 7 J0W4 J0W3
Jw90 JW7, JW16
NUT2
e m mm: m 2.5m, m 9V» f3: PH
IC5.E PWB1
7 W 6Vpp Ivl/wI BVpp m EVOO D 7 Q27
5 T R111 R27, R87, R93, R109
8 WI 6Vpp W BVPP (D EVpp .E, 53
R82 SCRws
R90
Power Table T FROG SIGN
UNFROC SIGNAL
RefDeS Perl Number HGV -16V
ICI 37072.01 3 4 N FOR DSP WARD 3 04/17/03 ADDED 416» -07 CDNFIG N01172 WFB
IC2 37072.01 0 4
m 37072.01 3 4 REV Date DESCRIPTION ECr(S)/Ecn(s) Chgd By Appvd by Daxe
ICA 37-07201 3 4 D32 2 3/7/02 ADDED 04, -05ASSY N00769 WFB
|C5 37-072-01 8 A PWb PKUM -Ul IL} ~11 . UUEU IUNEK LIKL ll
,1 CAPS T0 DIODE BRIDGE, ASSV -DZ TO -0
VIII/DEL? 'ISIIIFSIVR 1 10/24/01 ADDED .01 ASS N00679 REM
0 3/12/01 CONTROL IssuE
D33 D31
CAUTION' REV Dale DESCRIPTION ECr(s)/Ecn(s) (3th By Appvd by Date
THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. J8 11$in VIII/317 THE 'F°RM"T'°s Digfiu' ERISMII'E MW'NG '5 PROFR'ETR" T°
TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED _ 25-. g _ 2:,
SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND DSP VERSION (USES 06A279 02 PWB) ' Signatures: Date: 717% , 4%
THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. ASSY # 07-279-01 65 WATT VERSION 4%:
ASSY# 07-279-03 120 WATT VERSION Draw WFB 3/11/00 nsao Barman Drive. 5.. Louis. 01003140
' Ch k d: First Used On:
rfgfgflw SHOCKHAZARD" ASSY# 07-279-04 65W EURO VERSION 9° 3
THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER ASSY# 07-279-05 120W EURO VERS|ON Re'eased' _ _
#ngFIIEIEEIIRETFECRWAEILRFS/IJRa1ES-YIS DISCHARGED BEFORE ASSY# 07 279 06 65W TUNER VERSION PIoL DaIe: Thu Apr 17. 2003 I Drawing Size: C Drawlng TItle:
2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4w-5% TOL. - - le Time: 10:24:55 Drawing Type: Schematic PWA ' GUITAR AMP
CAPACITOR VALUES IN MICROFARADS, SUV-10% TOL. ASSY# 07-279-07 120W TUNER VERSION Cl C d NONE Drawing Number.
3 VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE - ass 0 e: -
)AND1O MEGOHM DIGITAL VOLTMETER. Tolerance. She 1 of 2 078279-XX
e
A B | c D E F
Page 2
A B c D | E I F
TEST POINT CONDITIONS FOR POWER AMP: 83,502.36
1kHz SINE WAVE INPUT INTO INSERT TIP, 4 OHM LOAD @
312 R69 023 +
TP AC DC I 4 Q
9 1Vpp 0v % R24 R31
10 65Vpp 23V a WWW
11 325va 1 3V -) I25; 323;:
12 32,5Vpp -,06v a C22 1112714
13 30Vpp 0V 4 R65 +40v7 I I 4. I I TIP J3
4 15V, RlppLE 35V _2,PWRAMP v 220 p; 1112sz
15 1 5Vpp RIPPLE 35v K W SLVE SW
16 .5Vpp RIPPLE 10v 250V PIV I I 7
D14 C21 R36 SLEEVE
C TI 220 EXT SPKR JACK
7 111914 1 R39 D13 JOW2
QB R33
SWITCHING LOGIC 2mm 7 111912. 7 47 531,7 I
A B C 012 7 SW
CH A GAIN 1 -10v +10v 0V MPSVAOE I I
CHAGAINz .mv DV +10V I I
CH B CLEAN 0V +10v 0V OR +10v +40V +16V MSW R60 021 R83 :53; i_§§5
1 J4 R106 7 111914 3; 54W I I
*fi 7 5K I R61
\a 72% CH. AGAIN 1&2 ACTIVE 2W R101 220 220
D' La CH A/B SWITCH 100 500 2"" WW I
I , D38 05 R97
477 10
RED ADJ AP1 FOR 7mV
(( pWR ACROSS R33 .2447 1I2w
DSP VERSION I NO SIGNAL, NO LOAD 023
ASSY# 07-279-02 T 7 RIIJA 043 I ?
DOMESTIC VERSION _ 220 p; 4,
ONLY 01,-03 5w 10W
R104 =,1OHM 5w 120WATT VERSION -03, -05, -07 40V '4
GAIN SELECT 3125:?" '"4' '05 T R104 = 0.2 OHM 5w 65WATT VERSION -01, -04, -06 120WATT VERSION
I ONLY .03 05-07
H T 710v DNP -01 04-00
é S1 0 I R86 123 C79
$ £ 22K -._I
:7 I
LIN E GBPC602 100V MW
15v 035 I R96
_ 270
\ J24 ' L CS7 ICGQ 5W 3
1
7W \ CH 8 NEUTRAL :EI-~- .33 7 116v
C71 J27 1 C23 C10 C44
0033 "OPT1 4-13:| C77 I 100V 047:: 0A7 047
250V T 10W 100V 100V
J26 .
1N914 1N914 'IOPTZ 4-S:I 1500 + 2372; (:06 + -16v
T J25 C70 [I IODV 995 :
3 /OPT3 PEI I I7
R55 1 I 52}?
4 33K 100V -40v
5 C75 DSP VERSION (USES 06A279-02 PWB) :
G +II WW . ASSY # 07-279-01 65 WATT VERSION
- C
I 77 52 R74 ' ASSY# 07-279-03 120 WATT VERSION
T if I
© (5 5 I ASSY# 07-279-04 65W EURO VERSION
6 @ ASSY# 07-279-05 120W EURO VERSION 3 04/17/03 ADDED '05 cow's NW7? WFB
AI $ I 13x
CHAN SW. 7 MPH Cg: ASSY# 07'279'06 65W TUNER VERSION REV Date DESCRIPTION ECI(S)/ECn(S) Chgd By Appvd by Date
100V ASSY# 07-279-07 120W TUNER VERSION
7 7 7 7 7 7 7 7 7 2 3/7/02 ADDED 414, 705 ASSY N00769 WFB
T T I CONNECT APPROPIATE BROWN I 1 10/24/01 Eoéfigfggggbflkinggiuséfi; 13312 1100679 REM
XFMR LEAD TO J17 FOR 240V V'
I DESIRED LINE VOLTAGE. J23 I 0 3/12/01 CONTROL ISSUE
CAUTION. EV 46" 6" J17 GRAY/WHT e REV Date DESCRIPTION Ecr(S)/Ecn(s) Chgd By Appvd by Date
THIS SCHEMATIC Is PROVIDED FOR USE BY QUALIFIED PERSONNEL. I 3 230V m THE INFORMAT/ONSCTOngIgEMDUgIICng DRAWING IS PROPRIETARY T0
TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED 120V I
SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND e Signatures: Date: WW
THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. I Ebb
\ PARK" THE THREE 100V J22 Drawn: WFB 8/11/00 11800 Eovman DrIVe, St. Louis, MO 63146
NOTES; \E/ I UNUSED LEADS ON Checked; First Used On:
1) CAUTION: SHOCK HAZARDII ISOLATED TABS WHITE { I R I d.
THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER J26, J27. & J28. J19 e ease -
AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE 7 . . _ Dram" We.
TOUCHING INTERNAL PARTS. I PIutDaIa:TI1u Apr 17, 2003 Drawmg SIze. C 9 - PWA GUITAR AM P
2 UNLESS NOTED, RESISTOR VALUES IN OHMS, 1I4W-5°/ TOL. T T PI IT I : 2 ' : ' -
)CAPACITOR VALUES IN MICROFARADS, 50v-1o% TOL. ° I EXPORT WIRING D m w 2 56 Dramng Type SChemm .
3IX36TISIIEESGBFIIEIIIMDEIGfiiEEIPoflHETQIE60 OSC'LLOSCOPE . MR PAR WG-40 T°'ea"°e me we: NONE Draw Numb 078279-XX
Sheet 2 of 2
A B c I D | E F