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Section  365-361-206

9

Charles Industries, Ltd.
5600 Apollo Drive
Rolling Meadows, Illinois 60008–4049
847–806–6300 (Main Office)
847–806–6231 (FAX)

11.2

Field Repairs (In-Warranty Units)

Field repairs involving the replacement of components within a unit are not recommended and may void the war-
ranty and compatibility with any applicable regulatory or agency requirements. If a unit needs repair, contact
Charles Industries, Ltd. for replacement or repair instructions, or follow the Repair Service Procedure below.

11.3

Advanced Replacement Service (In-Warranty Units)

Charles Industries, Ltd. offers an “advanced replacement” service if a replacement unit is required as soon as
possible. With this service, the unit will be shipped in the fastest manner consistent with the urgency of the situa-
tion. In most cases, there are no charges for in-warranty repairs, except for the transportation charges of the unit
and for a testing and handling charge for units returned with no trouble found. Upon receipt of the advanced re-
placement unit, return the out-of-service unit in the carton in which the replacement was shipped, using the pre-
addressed shipping label provided. Call your customer service representative at the telephone number above for
more details.

11.4

Standard Repair and Replacement Service (Both In-Warranty and Out-Of-Warranty Units)

Charles Industries, Ltd. offers a standard repair or exchange service for units either in- or out-of-warranty. With
this service, units may be shipped to Charles Industries for either repair and quality testing or exchanged for a
replacement unit, as determined by Charles Industries. Follow the Repair Service Procedure below to return units
and to secure a repair or replacement. A handling charge applies for equipment returned with no trouble found. To
obtain more details of this service and a schedule of prices, contact the CI Service Center at 217–932–5288 (FAX
217–932–2943).

Repair Service Procedure

1.

Prepare, complete, and enclose a purchase order in the box with the equipment to be returned.

2.

Include the following information:

– Company name and address
– Contact name and phone number
– Inventory of equipment being shipped
– Particulars as to the nature of the failure
– Return shipping address

3.

Ship the equipment, purchase order, and above-listed information, transportation prepaid, to the ser-
vice center address shown below.

CI Service Center
Route 40 East
Casey, IL 62420–2054

4.

Most repaired or replaced units will be returned within 30 or 45 days, depending on the product type
and availability of repair parts. Repaired units are warranted for either 90 days from the date of repair
or for the remaining unexpired portion of the original warranty, whichever is longer.

12.

SPECIFICATIONS

12.1

Electrical

The electrical characteristics of the 3653–61 (Issue 6) are as follows:

(a) PERMISSIBLE MODES: 4N-4T, 4T-4N, 4T-4T.

Содержание 3653-61

Страница 1: ...mission Only with Extended Range 4W TO W ER Channel Unit CONTENTS PAGE Part 1 GENERAL 2 Part 2 INSPECTION 2 Part 3 APPLICATION GUIDELINES 3 Part 4 CIRCUIT DESCRIPTION 5 Part 5 MOUNTING 6 Part 6 INSTAL...

Страница 2: ...to 32 5dB in 0 1dB increments in both the transmit and receive paths Front panel accessible breaking jacks Lead conditioning trunk processing relay controls leads 1 and 2 during carrier failure The br...

Страница 3: ...cations that do not require signal ing The ER feature allows signals to be transmitted and received to accommodate a range of Transmission Level Points TLPs between 10 to 22 5dBm Refer to Figure 2 Fig...

Страница 4: ...ELAY K3 7 Receptacle type optional strap Alternate position XXXX X NOTES 1 PC board connector pin 2 Primary transmission path 3 Signal flow direction 4 Front panel marking 5 Open closed screw option 8...

Страница 5: ...lifting jacks to trans former T1 Transformer T1 provides a balanced input and dc isolation from the line Voice energy from transformer T1 is routed into the XMT GAIN and XMT PRESCRIPTION GAIN circuits...

Страница 6: ...lide the unit into the slot with the front panel in a horizontal up position When the top portion of the hinged front panel is under the front lip of the terminal push down on the front panel until it...

Страница 7: ...ration Leave Jumper Wire YC For an 8 bit decoding scheme in the receive path Cut Jumper Wire For a 7 5 6 bit decoding scheme in the receive path Leave Jumper Wire 7 1 Switches S4 and S5 Transmit and R...

Страница 8: ...witches half of S4 and S5 are prescription controls that provide gain from zero to 32 5dB in increments of 0 1dB to accommodate an output TLP range from 10 to 22 5dBm To adjust the receive path to the...

Страница 9: ...ranty Units Charles Industries Ltd offers a standard repair or exchange service for units either in or out of warranty With this service units may be shipped to Charles Industries for either repair an...

Страница 10: ...B RCV dB 60 14 maximum 200 2 to 0 5 1 to 0 300 0 15 0 15 1000 0 REF 0 REF 3000 0 15 0 15 3200 0 75 to 0 15 0 75 to 0 15 3400 1 5 to 0 1 5 to 0 4000 14 maximum 14 maximum 4600 32 maximum 32 maximum g 1...

Страница 11: ...DISTORTION 40dB maximum from 0 to 4kHz 28dB maximum from 4kHz to 12kHz p TYPICAL CURRENT DRAIN AT 48Vdc 19mA 12 2 Physical The physical characteristics of the 3653 61 are shown in Table 3 Table 3 Phys...

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