Crown Audio 1200 service manual HDR, 5 PIN

Page 34

Micro-Tech 1200 Amplifier Service Manual

Q42776-7 Main Module (D 7251-1 board) Parts List Cont.

INTEGRATED CIRCUITS

U1

 

C 5095-2

MC7815

U2

 

C 5096-0

MC7915

U100

U200

C 6911-9

UPA75 PNP

U103

U203

C 6910-1

UPA76 NPN

U104

U204

C 6900-2

MC34084P

CONNECTORS

J1

 

C 7593-4

HDR, 5 PIN

J2

 

C 4508-5

16 PIN Soc

J9

 

C 7527-2

HDR, 6 PIN

J10

 

C 7592-6

HDR, 4 PIN

J11

 

C 7526-4

HDR, 3 PIN

J100

J200

C 6777-4

PH. JACK

J500

J800

D 6619-7

10" Ribbon

J600

J700

D 6620-5

6" Ribbon

MISC

MOUNTS U1, U2:

 

 

(2)

C 1889-2

6-32 NUT

(2)

C 2176-3

6-32 X .5

(2)

C 5341-0

HEATSINK

(2)

C 5594-4

Star Wash.

MOUNTS U104, U204:

 

(2)

C 3450-1

14 Pin Skt.

COVERS FOR J100, J200:

 

(2)

C 6778-2

Ph. Jk. Cvr.

STRAIN RELIEF:

 

 

(4)

C 1811-6

Cable Tie

CIRCUIT BOARD:

D 7251-8

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Contents MICRO-TECH-1200 Avis Table of Contents Introduction WarrantyScope Parts Information Specifications PowerVoltage Conversion Overview FeaturesTheory Front END OperationLast Voltage Amplifiers LVAs Voltage AmplificationGrounded Bridge Topology Voltage TranslatorsHigh Side HS Low Side LSOutput Device Emulation Protection Odep Positive Test 3 Odep Voltage Adjustment Electrical Checkout ProceduresTest 2 Output Bias Adjustment Standard Initial ConditionsTest 7 Phase Response Test 4 AC Power DrawTest 5 Common Mode Rejection Test 12 Output PowerTest 14 Odep Limiting Test 16 Signal to Noise RatioTest 13 Reactive Loads Test 15 LF ProtectionTest 20 Clipping Post TestingTest 19 Intermodulation Distortion Spec at 0 dB Output 0.01% Spec at -35 dB Output 0.05%Output Assembly ONE PER Channel Parts List Non-ModulePower Supply Supplimental ItemsChassis Front Assembly Output AssemblyBack Panel Assembly Main Chassis AssemblyParts List Non-Module Module and Schematic Information Fuse and Display Module Parts Lists Q42549-8 Output Module P10115-7 board Parts List Q42647-0 Output Module P10137-1 board Parts List Q42717-1 Output Module P10233-8 board Parts List Q42871-6 Output Module P10305-4 board Parts List Q42968-0 Output Module P10341-9 board Parts List Q43202-3 Output Module P10397-1 board Parts List Q42552A0 Main Module D6304A4/D6304B2 board Parts List Resistor NetworksIntegrated Circuits SwitchesConnectors Mounts U1, U2Q42714-8 Main Module D 6910-0 board Parts List Dpdt Q42776-7 Main Module D 7251-8 board Parts List OpenQ42776-7 Main Module D 7251-1 board Parts List HDR, 5 PIN Q42980-5 Main Module D7911-7 board Parts List Resistors DP3T Q43035-7 Main Module D7993-5 board Parts List NPN MPS8097Jumper IC’S Q43031-6 Main Module D7993-5 board Parts List Resistor Networks Switches
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