ZOLL Base Powercharger 4x4, Service Manual

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A 1
JP3
SLANT
Assembly and disassembly should be performed on a soft, protected work surface to guard against scratches.
1. Remove the eight (8) screws located in the base pan of the Base PowerCharger
4x4
(Four (4) screws in the feet of the
base pan do NOT need to be removed). Lift base pan straight up and remove.
2. Locate four (4) software proms @ U104, U204, U304, and U404. (Refer to diagram for correct orientation of the software
proms). With a prom remover or appropriate pointed tool, carefully remove four (4) proms indicated.
3. Carefully place the four (4) new software proms supplied with Service upgrade Kit (Part Number 7777-0251) in the
appropriate locations (U104, U204, U304, U404). The proms are marked with appropriate part number and revision level.
The correct prom to be installed in the device is always the prom with the latest revison level. (Refer to diagram for correct
orientation of the software proms).
4. Remove JP3 from Pins 1 and 2.
5. Carefully place JP3 on Pins 2 and 3. (Refer to diagram for correct location).
6. Place base pan on Base PowerCharger
4x4
. Install the eight (8) screws into the base pan.
NOTE: Screws to be torqued 7-9 inch pounds.
7. Carefully remove the label located on the front upper right corner of the device with an exacto knife and replace with
AutoTest label (9305-0406-01).
8. Connect the Power Cord of the Base PowerCharger
4x4
to live AC mains.
9. Place battery in each well and confirm the CHARGER ON and TESTING LED's illuminate simultaneously.
WARNING
• Lethal voltages exist within the Base PowerCharger 4x4 . Units should be serviced by qualified personnel ONLY.
• Before removing any components be sure the unit is unplugged and all batteries have been removed from the unit.
• Be sure to observe anti-static precautions whenever the unit is open.
Appendix A
Converting PowerCharger
4x4
to AutoTest