TROUBLE SHOOTING GUIDE Repairing of the EXES-5000 system is basically done by replacing defective units with good ones. The system's faults in an installation can be divided into the fol lowing categories. 1. Faults in an exchange 2. Faults in a station 3. Cable faults To make system repairing easier, find which category is involved, then refer to the chart below for assistance in fault finding. All stations do not operate. Fault in specific station Same symptom in every station. only. Fault in

300 So. San Francisco, CA 94080 1-650-588-2538 / 1-800-733-4750 V1, . All Rights Reserved, 2002 VS-900 Architects and Engineering Specifications v1.0 1 GENERAL ................................................................................................................................ 4 1.1 MANUFACTURER ............................................................................................................ 4 1.2 CONTRACTOR ..................................................................

TABLE OF CONTENTS 1. SAFETY PRECAUTIONS 2 2. GENERAL DESCRIPTION 3 3. FEATURES 3 4. HANDLING PRECAUTIONS 3 5. NOMENCLATURE 4 6. INSTALLATION 6.1. Direct Wall/Ceiling Mounting Without Using an Electrical Box 5 6.2. Mounting the Speaker to an Electrical Box Using The Adapter Frame 8 6.3. Mounting the Speaker Directly to an Electrical Box 9 6.4. Removing the Trim Piece 9 7. REPAINTING THE GRILLE AND TRIM PIECE 10 8. PROTECTION CIRCUITRY INFORMATION 11 9. EQUALIZATION 12 10. SPECIFICATIONS 12 Access

REFER SERVICING TO QUALIFIED SERVICE PERSONNEL THE LIGHTNING FLASH WITH ARROWHEAD WITHIN A TRIANGLE IS INTENDED TO TELL THE USER THAT PARTS INSIDE THE PRODUCT ARE A RISK OF ELECTRIC SHOCK TO PERSONS. THE EXCLAMATION POINT WITHIN A TRIANGLE IS INTENDED TO TELL THE USER THAT IMPORTANT OPERATING AND SERVICING INSTRUCTIONS ARE IN THE PAPERS WITH THE APPLIANCE. Please follow the instructions in this manual to obtain the optimum results from this unit. We also recommend you to keep this manual handy f

KOBE, JAPAN 1.Introduction...................................................... 1 2. Introduction of the EX-16 System............................... 1 2.1 Exchange................................................ 1 2.1.1 Features 2.1.2 Specifications 2.1.3 Further Details 2.1.4 System Block Diagram 2.2 Stations................................................... 7 2.2.1 Features 2.2.2 Specifications 2.3 Accessories ............................................ 8 2.3.1 Wall Mounting Panel (YC-100)

TOACorporation BA-800 BA-806 BA-823 DOUBLE CASSETTE PLAYER DOUBLE CASSETTE PLAY AMPLIFIER DOUBLE CASSETTE PLAY AMPLIFIER OPERATING INSTRUCTIONS BA-800 BA-806 BA-823 Please follow the instructions in this manual to obtain optimum results from this unit. We also recommend that you keep this manual handy for future reference. TOACorporation BA-800 BA-806 BA-823 CAUTION TO REDUCE THE RISK OF ELECTRICAL SHOCK, DO NOT REMOVE COVER. NO USER SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE

2 2. GENERAL DESCRIPTION ......................... 3 3. FEATURES ................................................. 3 4. HANDLING PRECAUTIONS ...................... 3 5. NOMENCLATURE AND FUNCTIONS Front ............................................................ 4 Rear ............................................................. 4 6. INSTALLING THE WTU-4800 TUNER MODULE ....................................... 5 7. PRECAUTIONS ON ANTENNA INSTALLATION .......................................... 5

The Small Square Termination (SV4.5HTSS) may only be used on D-500 and DR-500 series models. Square termination (SV4.5HTS) shown. Round Termination (SV4.5HTR) may also be used. The Small Square Termination (SV4.5HTSS) may only be used on D-500 and DT-500 series models. See Table 3 on page 17as an aid in venting component selection for a particular range of exterior wall thicknesses. NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE. HORIZONTAL VENT FIGURES/TABLES (continued) V H2 H1 H **Wall Firestop/

CONSUMER: Retain this manual for future reference. US WARNING: IF THE INFORMATION IN THIS MANUAL IS NOT FOLLOWED EXACTLY, A FIRE OR EXPLO- SION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. FOR YOUR SAFETY: Do not store or use gasoline or other flammable vapors or liquids in the vicinity of this or any other appliance. FOR YOUR SAFETY: What to do if you smell gas: • DO NOT light any appliance. • DO NOT touch any electrical switches. • DO NOT use any phone in your building.

J20006722 FOR YOUR SAFETY: Do not store or use gasoline or other flammable vapors or liquids in the vicin- ity of this or any other appliance. FOR YOUR SAFETY: What to do if you smell gas: • DO NOT light any appliance. • DO NOT touch any electrical switches. • DO NOT use any phone in your building. • Immediately call your gas supplier from a neighbor’s phone. Follow your gas suppliers instructions. • If your gas supplier cannot be reached, call the fire department. Installation and service must