Cable_Harness.txt
ACOM 2000A amplifier: Cable Harness Description
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Path Wire# From:location/Connector To:location/Connector Signal name
---- ----- ----------------------- --------------------- -----------
I2 - P1 1 INTERFACE JP2:1 PHASEDET. JP1:5 gnd/g1vm
I2 - P1 2 MTA100-15 :2 MTA100-12 JP1:7 g1vmi
I2 - P1 3 :3 :1 g2vmi
I2 - L3 4 :4 LV SUPPLY JP3:14 hcfi
I2 - L3 5 :5 MTA100-15 :12 hcri
I2 - N2 6 :6 CONHOLD (4) JP2:4 htrvmi
I2 - L3 7 :7 LV SUPPLY (15) JP3:13 gnd/hcf
I2 - P1 8 :8 PHASEDET. JP1:8 inpi
I2 - P1 9 :9 MTA100-12 :2 aavi
I2 - P1 10 :10 :6 PH
:11 not used GND
I2 - P1 11 :12 :10 *INT/R
I2 - P1 12 :13 :9 +48V/INTR
:14 n/c
I2 - P1 13 :15 :12 BIAS
I3 - L4 14 MTA100-18 JP3:1 LV SUPPLY JP4:8 -132V/INT
:2 MTA100-8 n/c
I3 - L4 15 :3 :6 132VR/INT
I3 - H5 16 :4 HVSG & STM JP5:6 gnd/ipm
I3 - H5 17 :5 MTA100-8 :8 -ipmi
I3 - H5 18 :6 :7 hvmi
I3 - H5 19 :7 :4 -g2ci
I3 - H5 20 :8 :3 gnd/g2c
I3 - H5 21 :9 :5 EG2ON
I3 - H5 22 :10 :2 +24VST/INT
I3 - H5 23 :11 :1 24VSTR/INT
I3 - L4 24 :12 LV SUPPLY JP4:4 +48V/INT
I3 - L4 25 :13 MTA100-12 :2 48VR/INT
I3 - L4 26 :14 :3 +24V/INT
I3 - L4 27 :15 :1 +10V/INT
I3 - L3 28 :16 MTA100-15 JP3:3 +12V/INT
I3 - L3 29 :17 :4 10-12VR
I3 - L3 30 :18 :6 -12V/INT
I4 - M1 31 MTA100-20 JP4:1 MAINS CONTROL JP1:1 linevmi
I4 - M1 32 :2 MTA100-8 :2 gnd/linevm
I4 - S5 33 :3 SIGNAL FILTER jp5:4 GND/SIGFIL
I4 - S5 34 :4 soldering points :1 alc
:5 not used TXINH
I4 - L3 35 :6 LV SUPPLY JP3:7 GND
I4 - S5 36 :7 SIGNAL FILTER jp5:3 *KEYIN
I4 - S5 37 :8 soldering points :2 *KEYOUT
I4 - A 38 :9 AIR SENSOR JP1:8 *LOWAIR
I4 - A 39 :10 MTA100-8 :2 GND/LOWAIR
I4 - M1 40 :11 MAINS CONTROL JP1:4 +24V/FANON
I4 - L3 41 :12 LV SUPPLY JP3:10 +24V/HTRON
I4 - M1 42 :13 MAINS CONTROL JP1:6 +24V/PWRON
I4 - A 43 :14 AIR SENSOR JP1:1 +24VST/AIR
I4 - M1 44 :15 MAINS CONTROL JP1:8 +24VST/STST
I4 - M1 45 :16 :7 *STST
I4 - L3 46 :17 LV SUPPLY JP3:15 *HTRST
I4 - M1 47 :18 MAINS CONTROL JP1:5 *PWRON
I4 - L3 48 :19 LV SUPPLY JP3:11 *HTRON
I4 - M1 49 :20 MAINS CONTROL JP1:3 *FANON
LV SUPPLY JP3:1 not used +12V
MTA100-15 :2 not used +12V
:5 not used 1:4 10-12VR
L3 - H7 50 :8 HVSG & STM JP7:1 18VR/HVSG
L3 - H7 51 :9 MTA100-6 JP7:2 +18V/HVSG
L4 - S1 52 JP4:5 SIGNAL FILTER JP1:5 +18REXT/SIGFIL
L6 - N1 53* MTA156-4 JP6:1 CONHOLD/TD JP1:1 HTR-R
L6 - N1 54* :2 MTA156-4 :4 HTR-F
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L6 - N1 55* :3 :2 ~13.5V
Cable_Harness.txt
L6 - N1 56* :4 :3 ~13.5V
H7 - N2 57! HVSG & STM JP7:6 MTA100-4 JP2:1 +340V
H7 - N2 58 MTA100-6 JP7:3 JP2:3 340VR
H4 - D1 59* MTA156-2 JP4:1 MOTOR DRIVER JP1:2 +24VST
H4 - D1 60* JP4:2 MTA156-2 JP1:1 24VSTR
P2 - C5 61s PHDET coax JP2:1 CPU 2x3 coax JP5:2,6 gnd/fqm
P2 - C5 61c MTA100-2 :2 JP5:3 fqm
S3 - L4 62 SIGNAL FILTER jp3:1 LVSUP JP4:10 +18VEXT (CD)
S3 - C4 63 :2 CPU JP4:2 PC-CPU (RXD)
S3 - C4 64 :3 MTA100-8 :3 CPU-PC (TXD)
S3 - C4 65 :4 :4 AUX-OUTPUT(DTR)
S3 - C4 66 :5 :5 GND
S3 - C4 67 :6 :6 AUX-INPUT (DSR)
S3 - C4 68 :7 :7 ON-OUTPUT (RTS)
S3 - C4 69 :8 :8 ON-INPUT (CTS)
S3 - L4 70 :9 LVSUP JP4:11 -18VEXT (RI)
S4 - C3 71 jp4:1 CPU JP3:1 GND
S4 - C3 72 :2 MTA100-8 :2 +5VLED
S4 - C3 73 :4 :4 +10VRCU
S4 - C3 74 :5 :5 *CPUON
S4 - C3 75 :6 :6 *CPURST
S4 - C3 76 :7 :7 RCU-CPU
S4 - C3 77 :8 :8 CPU-RCU
A - C4 78 AIR SENSOR JP1:3 CPU JP4:1 *FANHI
A - E 79 :4 EXT.FAN JP1:1 GND/FAN
A - E 80 :5 :2 +12/24VFAN
A - P1 81 :6 PHASEDET. JP1:3 +12VPHD
A - P1 82 :7 MTA100-12 :4 GND/PHD
I1 - TF 83 INTERFACE JP1:1 FRONT T.SENSOR JP1:3 +12V/temp
I1 - TF 84 MTA100-12 :2 MTA100-3 :1 gnd/tempf
I1 - TF 85 :3 :2 tempfi
I1 - TR 86 :4 REAR T.SENSOR JP1:2 tempri
I1 - W1 87 :5 RF WATTMETER JP1:3 gnd/fwd
I1 - W1 88 :6 MTA100-8 :1 fwdi
I1 - W1 89 :7 :2 rfli
I1 - FI 90 :8 FR. PANEL INTERLOCK COVER
I1 - W1 91 :9 RF WATTMETER JP1:5 *ORC
I1 - W1 92 :10 MTA100-8 :6 GND/ORC
I1 - W1 93 :11 :8 *OUTT/R
I1 - W1 94 :12 :7 +48V/OUTTR
W1 - FI 95 RF WATTMETER JP1:4 FR. PANEL INTERLOCK GND/COVER
W2 - FP 96 MTA100-3 JP2:1 FR.PANEL LED :1 GND/LED
W2 - FP 97 :2 :2 +LED
********************************************************************
Leggend:
-------
A - Air Sensor PCB (located in Tube Deck)
Cx - CPU (Central Processor Unit) PCB, JPx (located in
front panel cavity, behind Interface PCB)
Dx - Motor Driver PCB, JPx (located in front panel cavity)
E - External DC Fan PCB, JPx (located on rear panel below fan opening)
FI - Front Panel Interlock
FP - Front Panel LED
Hx - HV&SG Supply PCB, JPx (located in front of HV transformer)
Ix - Interface PCB, JPx (located in front panel cavity)
Lx - Low Voltage Supply PCB, JPx (located in front of HV transformer,
below HV PCB)
Mx - Mains Control PCB, JPx (located on middle wall)
Nx - Connector Holder PCB, JPx (located in Tube Deck)
Px - Phase Detector PCB, JPx (located in Tube Deck)
Sx - Signal Filter PCB, JPx (located on rear panel)
TF - Temperature Sensor (located above Front Tube)
TR - Temperature Sensor (located above Rear Tube)
Wx - RF Wattmeter PCB (located in front panel cavity).
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Cable_Harness.txt
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